ETH Price: $3,986.33 (-0.37%)

Token

Compound (COMP)
 

Overview

Max Total Supply

10,000,000 COMP

Holders

219,284 ( -0.046%)

Market

Price

$117.37 @ 0.029443 ETH (-1.16%)

Onchain Market Cap

$1,173,700,000.00

Circulating Supply Market Cap

$1,039,101,922.00

Other Info

Token Contract (WITH 18 Decimals)

Balance
0.007013317282888936 COMP

Value
$0.82 ( ~0.000205703198652767 Eth) [0.0000%]
0xdd017da9adce6b65b33bfc6734c82fbe62c810f9
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OVERVIEW

Compound governance token

Market

Volume (24H):$212,081,251.00
Market Capitalization:$1,039,101,922.00
Circulating Supply:8,848,124.00 COMP
Market Data Source: Coinmarketcap

# Exchange Pair Price  24H Volume % Volume
1
BTCC
COMP-USDT$117.24
0.0294216 Eth
$28,261,477.00
235,529.481 COMP
16.5327%
2
Binance
COMP-USDT$117.60
0.0294631 Eth
$24,502,298.00
204,151.103 COMP
14.3302%
3
Websea
COMP-USDT$117.17
0.0293954 Eth
$13,230,692.00
0.000 COMP
0.0000%
4
WhiteBIT
COMP-USDT$117.24
0.0294115 Eth
$13,138,331.00
112,064.892 COMP
7.8663%
5
P2B
COMP-USDT$117.25
0.0294144 Eth
$11,878,466.00
101,306.939 COMP
7.1111%
6
Icrypex
COMP-USDT$117.16
0.0293868 Eth
$8,448,848.00
72,113.698 COMP
5.0619%
7
Coinbase Exchange
COMP-USD$117.31
0.0294378 Eth
$6,841,749.00
58,321.960 COMP
4.0938%
8
OKX
COMP-USDT$116.95
0.0293143 Eth
$6,740,181.00
56,180.954 COMP
3.9436%
9
Ourbit
COMP-USDT$118.01
0.0295190 Eth
$6,139,895.00
51,126.992 COMP
3.5888%
10
Azbit
COMP-USDT$118.02
0.0294916 Eth
$5,415,053.00
45,258.590 COMP
3.1769%
11
Toobit
COMP-USDT$117.35
0.0294345 Eth
$4,518,548.00
37,642.276 COMP
2.6423%
12
BYDFi
COMP-USDT$117.83
0.0294529 Eth
$3,950,433.00
33,527.816 COMP
2.3534%
13
BTSE
COMP-USDT$117.24
0.0294232 Eth
$3,541,878.00
30,209.559 COMP
2.1205%
14
Bitunix
COMP-USDT$117.25
0.0294182 Eth
$3,091,942.00
26,374.006 COMP
1.8513%
15
Biconomy.com
COMP-USDT$117.33
0.0294443 Eth
$2,881,976.00
24,058.470 COMP
1.6888%
16
Uniswap V3 (Ethereum)
0XC00E94CB662C3520282E6F5717214004A7F26888-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$117.34
0.0294353 Eth
$2,453,400.00
20,443.629 0XC00E94CB662C3520282E6F5717214004A7F26888
1.4350%
17
DigiFinex
COMP-USDT$117.20
0.0293813 Eth
$2,440,573.00
20,824.502 COMP
1.4618%
18
HTX
COMP-USDT$117.06
0.0293771 Eth
$2,358,000.00
19,715.394 COMP
1.3839%
19
Phemex
COMP-USDT$117.19
0.0294031 Eth
$2,061,623.00
17,591.473 COMP
1.2348%
20
Bitrue
COMP-USDT$117.16
0.0293694 Eth
$1,909,695.00
16,299.340 COMP
1.1441%
21
Gate.io
COMP-USDT$117.62
0.0294867 Eth
$1,903,472.00
15,959.391 COMP
1.1203%
22
Kraken
COMP-USD$117.22
0.0294051 Eth
$1,640,721.00
13,996.938 COMP
0.9825%
23
Bybit
COMP-USDT$117.33
0.0294153 Eth
$1,570,879.00
13,088.512 COMP
0.9187%
24
WEEX
COMP-USDT$117.21
0.0294039 Eth
$1,503,945.00
12,831.358 COMP
0.9007%
25
BVOX
COMP-USDT$117.12
0.0293569 Eth
$1,469,381.00
12,282.850 COMP
0.8622%
26
CoinW
COMP-USDT$117.16
0.0293669 Eth
$1,148,807.00
9,805.793 COMP
0.6883%
27
LBank
COMP-USDT$117.49
0.0294698 Eth
$955,904.00
8,135.931 COMP
0.5711%
28
PointPay
COMP-USDT$117.60
0.0294974 Eth
$946,520.00
7,882.470 COMP
0.5533%
29
FameEX
COMP-USDT$117.35
0.0294486 Eth
$943,560.00
7,858.557 COMP
0.5516%
30
MEXC
COMP-USDT$117.06
0.0293419 Eth
$927,752.00
7,925.718 COMP
0.5563%
31
Uniswap V3 (Ethereum)
0XC00E94CB662C3520282E6F5717214004A7F26888-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$117.34
0.0294353 Eth
$892,735.00
7,435.260 0XC00E94CB662C3520282E6F5717214004A7F26888
0.5219%
32
Trubit
COMP-USDT$117.33
0.0294436 Eth
$851,059.00
7,116.508 COMP
0.4995%
33
Dex-Trade
COMP-USDT$117.90
0.0294639 Eth
$815,681.00
6,918.328 COMP
0.4856%
34
BitDelta
COMP-USDT$117.37
0.0294402 Eth
$800,000.00
6,666.815 COMP
0.4680%
35
Pionex
COMP-USDT$117.01
0.0293293 Eth
$702,409.00
5,852.266 COMP
0.4108%
36
Hibt
COMP-USDT$117.20
0.0294018 Eth
$676,356.00
5,637.192 COMP
0.3957%
37
Hotcoin
COMP-USDT$117.15
0.0293669 Eth
$639,582.00
5,459.334 COMP
0.3832%
38
EarnBIT
COMP-USDT$117.48
0.0294720 Eth
$632,465.00
5,270.182 COMP
0.3699%
39
Bitget
COMP-USDT$117.27
0.0293989 Eth
$566,043.00
4,695.025 COMP
0.3296%
40
HitBTC
COMP-USDT$117.21
0.0293857 Eth
$541,723.00
4,523.511 COMP
0.3175%
41
FMFW.io
COMP-USDT$118.01
0.0294906 Eth
$536,752.00
4,548.285 COMP
0.3193%
42
Binance
COMP-TRY$117.70
0.0295046 Eth
$491,148.00
4,068.323 COMP
0.2856%
43
Deepcoin
COMP-USDT$117.15
0.0293904 Eth
$486,579.00
4,065.964 COMP
0.2854%
44
KuCoin
COMP-USDT$117.09
0.0293519 Eth
$463,169.00
3,955.535 COMP
0.2777%
45
Nonkyc.io
COMP-USDT$117.83
0.0295585 Eth
$439,071.00
3,657.092 COMP
0.2567%
46
Binance
COMP-BTC$117.75
0.0295329 Eth
$426,259.00
3,543.800 COMP
0.2488%
47
tanX
COMP-USDT$117.38
0.0294422 Eth
$391,949.00
3,269.089 COMP
0.2295%
48
KickEX
COMP-USDT$117.22
0.0294065 Eth
$353,375.00
3,014.664 COMP
0.2116%
49
BitMart
COMP-USDT$117.17
0.0294042 Eth
$332,370.00
2,836.564 COMP
0.1991%
50
Bitvavo
COMP-EUR$118.87
0.0297464 Eth
$303,504.00
2,553.341 COMP
0.1792%
51
BingX
COMP-USDT$117.16
0.0293669 Eth
$303,167.00
2,525.435 COMP
0.1773%
52
Kraken
COMP-EUR$117.42
0.0294546 Eth
$288,929.00
2,460.703 COMP
0.1727%
53
Bitazza
COMP-USDT$118.71
0.0296642 Eth
$286,940.00
2,397.812 COMP
0.1683%
54
Bit2Me
COMP-EUR$118.46
0.0296278 Eth
$286,467.00
2,410.446 COMP
0.1692%
55
CoinEx
COMP-USDT$117.26
0.0293920 Eth
$280,996.00
2,349.517 COMP
0.1649%
56
LATOKEN
COMP-BTC$117.16
0.0294028 Eth
$269,901.00
2,303.649 COMP
0.1617%
57
LATOKEN
COMP-USDT$117.19
0.0294098 Eth
$216,341.00
1,846.066 COMP
0.1296%
58
P2B
COMP-USD$117.53
0.0294841 Eth
$186,001.00
1,582.585 COMP
0.1111%
59
Tokenize
COMP-SGD$116.99
0.0293493 Eth
$155,953.00
1,333.033 COMP
0.0936%
60
Tokenize
COMP-USD$115.99
0.0291086 Eth
$154,413.00
1,331.261 COMP
0.0934%
61
CoinTR
COMP-TRY$117.88
0.0295798 Eth
$152,217.00
1,267.018 COMP
0.0889%
62
AscendEX (BitMax)
COMP-USDT$117.37
0.0294240 Eth
$145,765.00
1,241.958 COMP
0.0872%
63
Bitfinex
COMP-USD$117.59
0.0294762 Eth
$139,243.00
1,184.142 COMP
0.0831%
64
Koinpark
COMP-USDT$117.22
0.0294160 Eth
$118,798.00
1,013.433 COMP
0.0711%
65
QMall
COMP-USDT$117.19
0.0294068 Eth
$114,055.00
950.206 COMP
0.0667%
66
Azbit
COMP-BTC$117.16
0.0294000 Eth
$111,115.00
928.912 COMP
0.0652%
67
Coinbase Exchange
COMP-BTC$117.26
0.0294265 Eth
$110,105.00
938.941 COMP
0.0659%
68
Sushiswap
0XC00E94CB662C3520282E6F5717214004A7F26888-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$117.79
0.0295580 Eth
$93,381.00
778.468 0XC00E94CB662C3520282E6F5717214004A7F26888
0.0546%
69
Kraken
COMP-XBT$117.01
0.0293516 Eth
$92,781.00
792.953 COMP
0.0557%
70
Bitkub
COMP-THB$117.67
0.0295219 Eth
$88,732.00
754.107 COMP
0.0529%
71
BloFin
COMP-USDT$117.11
0.0293789 Eth
$80,221.00
669.030 COMP
0.0470%
72
bitcastle
COMP-USDT$117.66
0.0295231 Eth
$71,218.00
593.028 COMP
0.0416%
73
Bitso
COMP-USD$117.45
0.0294682 Eth
$66,054.00
562.384 COMP
0.0395%
74
Gemini
COMP-USD$118.63
0.0297364 Eth
$59,550.00
501.978 COMP
0.0352%
75
Uniswap V3 (Ethereum)
0X7FC66500C84A76AD7E9C93437BFC5AC33E2DDAE9-0XC00E94CB662C3520282E6F5717214004A7F26888$116.89
0.0293020 Eth
$57,172.00
209.653 0X7FC66500C84A76AD7E9C93437BFC5AC33E2DDAE9
0.0147%
76
CoinTR
COMP-USDT$117.23
0.0294105 Eth
$44,103.00
368.650 COMP
0.0259%
77
Crypto.com Exchange
COMP-USDT$117.91
0.0295916 Eth
$40,511.00
343.560 COMP
0.0241%
78
PancakeSwap V1 (BSC)
0X52CE071BD9B1C4B00A0B92D298C512478CAD67E8-0X2170ED0880AC9A755FD29B2688956BD959F933F8$118.54
0.0297453 Eth
$33,335.00
285.580 0X52CE071BD9B1C4B00A0B92D298C512478CAD67E8
0.0200%
79
OKX
COMP-USDC$118.62
0.0297327 Eth
$32,018.00
266.783 COMP
0.0187%
80
Bit2Me
COMP-USDC$118.63
0.0297667 Eth
$31,380.00
261.447 COMP
0.0184%
81
Globe
COMP-USDT$118.76
0.0297139 Eth
$27,762.00
230.941 COMP
0.0162%
82
Nonkyc.io
COMP-BTC$116.84
0.0293105 Eth
$24,711.00
206.583 COMP
0.0145%
83
Uniswap V2 (Ethereum)
0XC00E94CB662C3520282E6F5717214004A7F26888-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$118.06
0.0296204 Eth
$24,231.00
202.567 0XC00E94CB662C3520282E6F5717214004A7F26888
0.0142%
84
DeGate
0XC00E94CB662C3520282E6F5717214004A7F26888-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$118.00
0.0295060 Eth
$21,914.00
182.432 0XC00E94CB662C3520282E6F5717214004A7F26888
0.0128%
85
HashKey Global
COMP-USDT$116.76
0.0292905 Eth
$18,049.45
151.282 COMP
0.0106%
86
PancakeSwap (v2)
0X52CE071BD9B1C4B00A0B92D298C512478CAD67E8-0X2170ED0880AC9A755FD29B2688956BD959F933F8$118.60
0.0297323 Eth
$16,037.06
138.065 0X52CE071BD9B1C4B00A0B92D298C512478CAD67E8
0.0097%
87
TokoCrypto
COMP-USDT$117.53
0.0294331 Eth
$14,709.63
125.153 COMP
0.0088%
88
ApeSwap
0X52CE071BD9B1C4B00A0B92D298C512478CAD67E8-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C$117.94
0.0295633 Eth
$12,262.11
104.251 0X52CE071BD9B1C4B00A0B92D298C512478CAD67E8
0.0073%
89
WOO X
COMP-USDT$117.24
0.0294120 Eth
$9,335.66
79.628 COMP
0.0056%
90
CEX.IO
COMP-USD$117.66
0.0295167 Eth
$6,747.51
56.034 COMP
0.0039%
91
PancakeSwap V3 (BSC)
0X52CE071BD9B1C4B00A0B92D298C512478CAD67E8-0X2170ED0880AC9A755FD29B2688956BD959F933F8$117.91
0.0295792 Eth
$5,190.85
44.807 0X52CE071BD9B1C4B00A0B92D298C512478CAD67E8
0.0031%
92
Uniswap V3 (Polygon)
0X8505B9D2254A7AE468C0E9DD10CCEA3A837AEF5C-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270$117.23
0.0294124 Eth
$5,158.40
43.421 0X8505B9D2254A7AE468C0E9DD10CCEA3A837AEF5C
0.0030%
93
Uniswap V3 (Polygon)
0X8505B9D2254A7AE468C0E9DD10CCEA3A837AEF5C-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$117.55
0.0294926 Eth
$4,119.36
34.911 0X8505B9D2254A7AE468C0E9DD10CCEA3A837AEF5C
0.0025%
94
CEX.IO
COMP-USDT$117.27
0.0294291 Eth
$3,116.60
25.803 COMP
0.0018%
95
OKX
COMP-EUR$118.74
0.0297636 Eth
$1,155.14
9.719 COMP
0.0007%
96
Aerodrome (Base)
0X4621B7A9C75199271F773EBD9A499DBD165C3191-0X9E1028F5F1D5EDE59748FFCEE5532509976840E0$116.57
0.0292468 Eth
$964.85
940.987 0X4621B7A9C75199271F773EBD9A499DBD165C3191
0.0661%
97
CEX.IO
COMP-EUR$117.31
0.0294099 Eth
$55.35
0.468 COMP
0.0000%
98
CEX.IO
COMP-USDC$117.47
0.0294503 Eth
$42.93
0.364 COMP
0.0000%
99
TokoCrypto
COMP-BTC$117.94
0.0295117 Eth
$13.46
0.114 COMP
0.0000%
100
Coinmetro
COMP-USDT$117.32
0.0294124 Eth
$0.00
0.000 COMP
0.0000%

Contract Source Code Verified (Exact Match)

Contract Name:
Comp

Compiler Version
v0.5.16+commit.9c3226ce

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion, Audited
/**
 *Submitted for verification at Etherscan.io on 2020-03-04
*/

pragma solidity ^0.5.16;
pragma experimental ABIEncoderV2;

contract Comp {
    /// @notice EIP-20 token name for this token
    string public constant name = "Compound";

    /// @notice EIP-20 token symbol for this token
    string public constant symbol = "COMP";

    /// @notice EIP-20 token decimals for this token
    uint8 public constant decimals = 18;

    /// @notice Total number of tokens in circulation
    uint public constant totalSupply = 10000000e18; // 10 million Comp

    /// @notice Allowance amounts on behalf of others
    mapping (address => mapping (address => uint96)) internal allowances;

    /// @notice Official record of token balances for each account
    mapping (address => uint96) internal balances;

    /// @notice A record of each accounts delegate
    mapping (address => address) public delegates;

    /// @notice A checkpoint for marking number of votes from a given block
    struct Checkpoint {
        uint32 fromBlock;
        uint96 votes;
    }

    /// @notice A record of votes checkpoints for each account, by index
    mapping (address => mapping (uint32 => Checkpoint)) public checkpoints;

    /// @notice The number of checkpoints for each account
    mapping (address => uint32) public numCheckpoints;

    /// @notice The EIP-712 typehash for the contract's domain
    bytes32 public constant DOMAIN_TYPEHASH = keccak256("EIP712Domain(string name,uint256 chainId,address verifyingContract)");

    /// @notice The EIP-712 typehash for the delegation struct used by the contract
    bytes32 public constant DELEGATION_TYPEHASH = keccak256("Delegation(address delegatee,uint256 nonce,uint256 expiry)");

    /// @notice A record of states for signing / validating signatures
    mapping (address => uint) public nonces;

    /// @notice An event thats emitted when an account changes its delegate
    event DelegateChanged(address indexed delegator, address indexed fromDelegate, address indexed toDelegate);

    /// @notice An event thats emitted when a delegate account's vote balance changes
    event DelegateVotesChanged(address indexed delegate, uint previousBalance, uint newBalance);

    /// @notice The standard EIP-20 transfer event
    event Transfer(address indexed from, address indexed to, uint256 amount);

    /// @notice The standard EIP-20 approval event
    event Approval(address indexed owner, address indexed spender, uint256 amount);

    /**
     * @notice Construct a new Comp token
     * @param account The initial account to grant all the tokens
     */
    constructor(address account) public {
        balances[account] = uint96(totalSupply);
        emit Transfer(address(0), account, totalSupply);
    }

    /**
     * @notice Get the number of tokens `spender` is approved to spend on behalf of `account`
     * @param account The address of the account holding the funds
     * @param spender The address of the account spending the funds
     * @return The number of tokens approved
     */
    function allowance(address account, address spender) external view returns (uint) {
        return allowances[account][spender];
    }

    /**
     * @notice Approve `spender` to transfer up to `amount` from `src`
     * @dev This will overwrite the approval amount for `spender`
     *  and is subject to issues noted [here](https://eips.ethereum.org/EIPS/eip-20#approve)
     * @param spender The address of the account which may transfer tokens
     * @param rawAmount The number of tokens that are approved (2^256-1 means infinite)
     * @return Whether or not the approval succeeded
     */
    function approve(address spender, uint rawAmount) external returns (bool) {
        uint96 amount;
        if (rawAmount == uint(-1)) {
            amount = uint96(-1);
        } else {
            amount = safe96(rawAmount, "Comp::approve: amount exceeds 96 bits");
        }

        allowances[msg.sender][spender] = amount;

        emit Approval(msg.sender, spender, amount);
        return true;
    }

    /**
     * @notice Get the number of tokens held by the `account`
     * @param account The address of the account to get the balance of
     * @return The number of tokens held
     */
    function balanceOf(address account) external view returns (uint) {
        return balances[account];
    }

    /**
     * @notice Transfer `amount` tokens from `msg.sender` to `dst`
     * @param dst The address of the destination account
     * @param rawAmount The number of tokens to transfer
     * @return Whether or not the transfer succeeded
     */
    function transfer(address dst, uint rawAmount) external returns (bool) {
        uint96 amount = safe96(rawAmount, "Comp::transfer: amount exceeds 96 bits");
        _transferTokens(msg.sender, dst, amount);
        return true;
    }

    /**
     * @notice Transfer `amount` tokens from `src` to `dst`
     * @param src The address of the source account
     * @param dst The address of the destination account
     * @param rawAmount The number of tokens to transfer
     * @return Whether or not the transfer succeeded
     */
    function transferFrom(address src, address dst, uint rawAmount) external returns (bool) {
        address spender = msg.sender;
        uint96 spenderAllowance = allowances[src][spender];
        uint96 amount = safe96(rawAmount, "Comp::approve: amount exceeds 96 bits");

        if (spender != src && spenderAllowance != uint96(-1)) {
            uint96 newAllowance = sub96(spenderAllowance, amount, "Comp::transferFrom: transfer amount exceeds spender allowance");
            allowances[src][spender] = newAllowance;

            emit Approval(src, spender, newAllowance);
        }

        _transferTokens(src, dst, amount);
        return true;
    }

    /**
     * @notice Delegate votes from `msg.sender` to `delegatee`
     * @param delegatee The address to delegate votes to
     */
    function delegate(address delegatee) public {
        return _delegate(msg.sender, delegatee);
    }

    /**
     * @notice Delegates votes from signatory to `delegatee`
     * @param delegatee The address to delegate votes to
     * @param nonce The contract state required to match the signature
     * @param expiry The time at which to expire the signature
     * @param v The recovery byte of the signature
     * @param r Half of the ECDSA signature pair
     * @param s Half of the ECDSA signature pair
     */
    function delegateBySig(address delegatee, uint nonce, uint expiry, uint8 v, bytes32 r, bytes32 s) public {
        bytes32 domainSeparator = keccak256(abi.encode(DOMAIN_TYPEHASH, keccak256(bytes(name)), getChainId(), address(this)));
        bytes32 structHash = keccak256(abi.encode(DELEGATION_TYPEHASH, delegatee, nonce, expiry));
        bytes32 digest = keccak256(abi.encodePacked("\x19\x01", domainSeparator, structHash));
        address signatory = ecrecover(digest, v, r, s);
        require(signatory != address(0), "Comp::delegateBySig: invalid signature");
        require(nonce == nonces[signatory]++, "Comp::delegateBySig: invalid nonce");
        require(now <= expiry, "Comp::delegateBySig: signature expired");
        return _delegate(signatory, delegatee);
    }

    /**
     * @notice Gets the current votes balance for `account`
     * @param account The address to get votes balance
     * @return The number of current votes for `account`
     */
    function getCurrentVotes(address account) external view returns (uint96) {
        uint32 nCheckpoints = numCheckpoints[account];
        return nCheckpoints > 0 ? checkpoints[account][nCheckpoints - 1].votes : 0;
    }

    /**
     * @notice Determine the prior number of votes for an account as of a block number
     * @dev Block number must be a finalized block or else this function will revert to prevent misinformation.
     * @param account The address of the account to check
     * @param blockNumber The block number to get the vote balance at
     * @return The number of votes the account had as of the given block
     */
    function getPriorVotes(address account, uint blockNumber) public view returns (uint96) {
        require(blockNumber < block.number, "Comp::getPriorVotes: not yet determined");

        uint32 nCheckpoints = numCheckpoints[account];
        if (nCheckpoints == 0) {
            return 0;
        }

        // First check most recent balance
        if (checkpoints[account][nCheckpoints - 1].fromBlock <= blockNumber) {
            return checkpoints[account][nCheckpoints - 1].votes;
        }

        // Next check implicit zero balance
        if (checkpoints[account][0].fromBlock > blockNumber) {
            return 0;
        }

        uint32 lower = 0;
        uint32 upper = nCheckpoints - 1;
        while (upper > lower) {
            uint32 center = upper - (upper - lower) / 2; // ceil, avoiding overflow
            Checkpoint memory cp = checkpoints[account][center];
            if (cp.fromBlock == blockNumber) {
                return cp.votes;
            } else if (cp.fromBlock < blockNumber) {
                lower = center;
            } else {
                upper = center - 1;
            }
        }
        return checkpoints[account][lower].votes;
    }

    function _delegate(address delegator, address delegatee) internal {
        address currentDelegate = delegates[delegator];
        uint96 delegatorBalance = balances[delegator];
        delegates[delegator] = delegatee;

        emit DelegateChanged(delegator, currentDelegate, delegatee);

        _moveDelegates(currentDelegate, delegatee, delegatorBalance);
    }

    function _transferTokens(address src, address dst, uint96 amount) internal {
        require(src != address(0), "Comp::_transferTokens: cannot transfer from the zero address");
        require(dst != address(0), "Comp::_transferTokens: cannot transfer to the zero address");

        balances[src] = sub96(balances[src], amount, "Comp::_transferTokens: transfer amount exceeds balance");
        balances[dst] = add96(balances[dst], amount, "Comp::_transferTokens: transfer amount overflows");
        emit Transfer(src, dst, amount);

        _moveDelegates(delegates[src], delegates[dst], amount);
    }

    function _moveDelegates(address srcRep, address dstRep, uint96 amount) internal {
        if (srcRep != dstRep && amount > 0) {
            if (srcRep != address(0)) {
                uint32 srcRepNum = numCheckpoints[srcRep];
                uint96 srcRepOld = srcRepNum > 0 ? checkpoints[srcRep][srcRepNum - 1].votes : 0;
                uint96 srcRepNew = sub96(srcRepOld, amount, "Comp::_moveVotes: vote amount underflows");
                _writeCheckpoint(srcRep, srcRepNum, srcRepOld, srcRepNew);
            }

            if (dstRep != address(0)) {
                uint32 dstRepNum = numCheckpoints[dstRep];
                uint96 dstRepOld = dstRepNum > 0 ? checkpoints[dstRep][dstRepNum - 1].votes : 0;
                uint96 dstRepNew = add96(dstRepOld, amount, "Comp::_moveVotes: vote amount overflows");
                _writeCheckpoint(dstRep, dstRepNum, dstRepOld, dstRepNew);
            }
        }
    }

    function _writeCheckpoint(address delegatee, uint32 nCheckpoints, uint96 oldVotes, uint96 newVotes) internal {
      uint32 blockNumber = safe32(block.number, "Comp::_writeCheckpoint: block number exceeds 32 bits");

      if (nCheckpoints > 0 && checkpoints[delegatee][nCheckpoints - 1].fromBlock == blockNumber) {
          checkpoints[delegatee][nCheckpoints - 1].votes = newVotes;
      } else {
          checkpoints[delegatee][nCheckpoints] = Checkpoint(blockNumber, newVotes);
          numCheckpoints[delegatee] = nCheckpoints + 1;
      }

      emit DelegateVotesChanged(delegatee, oldVotes, newVotes);
    }

    function safe32(uint n, string memory errorMessage) internal pure returns (uint32) {
        require(n < 2**32, errorMessage);
        return uint32(n);
    }

    function safe96(uint n, string memory errorMessage) internal pure returns (uint96) {
        require(n < 2**96, errorMessage);
        return uint96(n);
    }

    function add96(uint96 a, uint96 b, string memory errorMessage) internal pure returns (uint96) {
        uint96 c = a + b;
        require(c >= a, errorMessage);
        return c;
    }

    function sub96(uint96 a, uint96 b, string memory errorMessage) internal pure returns (uint96) {
        require(b <= a, errorMessage);
        return a - b;
    }

    function getChainId() internal pure returns (uint) {
        uint256 chainId;
        assembly { chainId := chainid() }
        return chainId;
    }
}

Contract Security Audit

Contract ABI

[{"inputs":[{"internalType":"address","name":"account","type":"address"}],"payable":false,"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"delegator","type":"address"},{"indexed":true,"internalType":"address","name":"fromDelegate","type":"address"},{"indexed":true,"internalType":"address","name":"toDelegate","type":"address"}],"name":"DelegateChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"delegate","type":"address"},{"indexed":false,"internalType":"uint256","name":"previousBalance","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"newBalance","type":"uint256"}],"name":"DelegateVotesChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"Transfer","type":"event"},{"constant":true,"inputs":[],"name":"DELEGATION_TYPEHASH","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"DOMAIN_TYPEHASH","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"address","name":"spender","type":"address"}],"name":"allowance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"rawAmount","type":"uint256"}],"name":"approve","outputs":[{"internalType":"bool","name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"uint32","name":"","type":"uint32"}],"name":"checkpoints","outputs":[{"internalType":"uint32","name":"fromBlock","type":"uint32"},{"internalType":"uint96","name":"votes","type":"uint96"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"decimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"internalType":"address","name":"delegatee","type":"address"}],"name":"delegate","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"internalType":"address","name":"delegatee","type":"address"},{"internalType":"uint256","name":"nonce","type":"uint256"},{"internalType":"uint256","name":"expiry","type":"uint256"},{"internalType":"uint8","name":"v","type":"uint8"},{"internalType":"bytes32","name":"r","type":"bytes32"},{"internalType":"bytes32","name":"s","type":"bytes32"}],"name":"delegateBySig","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"delegates","outputs":[{"internalType":"address","name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"getCurrentVotes","outputs":[{"internalType":"uint96","name":"","type":"uint96"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"uint256","name":"blockNumber","type":"uint256"}],"name":"getPriorVotes","outputs":[{"internalType":"uint96","name":"","type":"uint96"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"nonces","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"numCheckpoints","outputs":[{"internalType":"uint32","name":"","type":"uint32"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"internalType":"address","name":"dst","type":"address"},{"internalType":"uint256","name":"rawAmount","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"internalType":"address","name":"src","type":"address"},{"internalType":"address","name":"dst","type":"address"},{"internalType":"uint256","name":"rawAmount","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"}]

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Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)

0000000000000000000000001449e0687810bddd356ae6dd87789244a46d9adb

-----Decoded View---------------
Arg [0] : account (address): 0x1449e0687810BdDD356ae6Dd87789244A46d9AdB

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 0000000000000000000000001449e0687810bddd356ae6dd87789244a46d9adb


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