ETH Price: $3,768.63 (-2.97%)

Token

Compound (COMP)
 

Overview

Max Total Supply

10,000,000 COMP

Holders

219,330 ( -0.003%)

Market

Price

$101.24 @ 0.026864 ETH (-6.03%)

Onchain Market Cap

$1,012,400,000.00

Circulating Supply Market Cap

$895,210,990.00

Other Info

Token Contract (WITH 18 Decimals)

Balance
0 COMP

Value
$0.00
0xb88ddc2a2bef96ce7f15b5a23633ef61221c376b
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OVERVIEW

Compound governance token

Market

Volume (24H):$252,007,645.00
Market Capitalization:$895,210,990.00
Circulating Supply:8,848,145.00 COMP
Market Data Source: Coinmarketcap

# Exchange Pair Price  24H Volume % Volume
1
BTCC
COMP-USDT$101.12
0.0269025 Eth
$29,288,188.00
290,289.244 COMP
14.6361%
2
Binance
COMP-USDT$101.03
0.0268536 Eth
$27,557,584.00
276,234.308 COMP
13.9274%
3
WhiteBIT
COMP-USDT$101.39
0.0269412 Eth
$19,942,093.00
196,692.468 COMP
9.9170%
4
Websea
COMP-USDT$101.11
0.0268898 Eth
$14,887,794.00
0.000 COMP
0.0000%
5
Icrypex
COMP-USDT$101.24
0.0269129 Eth
$8,638,920.00
85,328.929 COMP
4.3022%
6
Ourbit
COMP-USDT$101.43
0.0269519 Eth
$7,964,685.00
80,171.508 COMP
4.0422%
7
P2B
COMP-USDT$101.44
0.0269403 Eth
$7,917,640.00
78,048.684 COMP
3.9351%
8
Coinbase Exchange
COMP-USD$101.49
0.0269682 Eth
$7,914,388.00
77,981.947 COMP
3.9318%
9
OKX
COMP-USDT$101.55
0.0269568 Eth
$7,665,523.00
77,080.759 COMP
3.8863%
10
Deepcoin
COMP-USDT$101.60
0.0269810 Eth
$6,365,729.00
65,624.835 COMP
3.3087%
11
Toobit
COMP-USDT$101.42
0.0269384 Eth
$4,632,567.00
46,080.520 COMP
2.3233%
12
Azbit
COMP-USDT$101.24
0.0268960 Eth
$4,623,094.00
45,040.000 COMP
2.2709%
13
BYDFi
COMP-USDT$101.18
0.0269106 Eth
$4,499,693.00
44,471.752 COMP
2.2422%
14
HTX
COMP-USDT$101.52
0.0269488 Eth
$3,873,841.00
38,300.389 COMP
1.9311%
15
Bitunix
COMP-USDT$101.84
0.0270439 Eth
$3,515,734.00
34,533.962 COMP
1.7412%
16
Uniswap V3 (Ethereum)
0XC00E94CB662C3520282E6F5717214004A7F26888-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$101.23
0.0268832 Eth
$3,126,876.00
30,996.388 0XC00E94CB662C3520282E6F5717214004A7F26888
1.5628%
17
Biconomy.com
COMP-USDT$101.65
0.0269903 Eth
$3,012,692.00
29,973.150 COMP
1.5112%
18
DigiFinex
COMP-USDT$101.57
0.0269633 Eth
$2,824,966.00
27,811.672 COMP
1.4022%
19
Gate.io
COMP-USDT$101.32
0.0269027 Eth
$2,432,155.00
24,226.978 COMP
1.2215%
20
Bitrue
COMP-USDT$101.20
0.0268573 Eth
$2,430,695.00
24,017.970 COMP
1.2110%
21
Phemex
COMP-USDT$101.63
0.0269780 Eth
$2,369,632.00
23,316.155 COMP
1.1756%
22
Hotcoin
COMP-USDT$100.93
0.0268570 Eth
$2,346,451.00
23,248.597 COMP
1.1722%
23
Kraken
COMP-USD$101.30
0.0268903 Eth
$2,310,817.00
22,811.616 COMP
1.1501%
24
Bybit
COMP-USDT$101.79
0.0270205 Eth
$2,114,148.00
21,399.069 COMP
1.0789%
25
Uniswap V3 (Ethereum)
0XC00E94CB662C3520282E6F5717214004A7F26888-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$101.23
0.0268832 Eth
$1,811,204.00
17,974.738 0XC00E94CB662C3520282E6F5717214004A7F26888
0.9063%
26
KuCoin
COMP-USDT$101.61
0.0269836 Eth
$1,673,984.00
16,473.940 COMP
0.8306%
27
WEEX
COMP-USDT$101.05
0.0268768 Eth
$1,503,904.00
14,882.715 COMP
0.7504%
28
CoinW
COMP-USDT$101.36
0.0269221 Eth
$1,471,494.00
14,517.040 COMP
0.7319%
29
BVOX
COMP-USDT$101.55
0.0269661 Eth
$1,400,813.00
13,696.186 COMP
0.6905%
30
BitDelta
COMP-USDT$101.65
0.0269845 Eth
$1,241,269.00
12,470.246 COMP
0.6287%
31
Trubit
COMP-USDT$101.01
0.0268487 Eth
$1,213,897.00
11,865.919 COMP
0.5983%
32
Koinpark
COMP-INR$102.21
0.0271526 Eth
$1,204,511.00
11,784.167 COMP
0.5941%
33
Binance
COMP-BTC$101.04
0.0268298 Eth
$1,163,301.00
11,660.545 COMP
0.5879%
34
MEXC
COMP-USDT$101.53
0.0269642 Eth
$1,070,413.00
10,542.311 COMP
0.5315%
35
FameEX
COMP-USDT$101.50
0.0269626 Eth
$1,063,747.00
10,666.183 COMP
0.5378%
36
PointPay
COMP-USDT$101.14
0.0268640 Eth
$1,062,185.00
10,667.039 COMP
0.5378%
37
Bithumb
COMP-KRW$101.70
0.0270073 Eth
$935,293.00
9,196.847 COMP
0.4637%
38
LBank
COMP-USDT$101.56
0.0269594 Eth
$888,282.00
8,746.341 COMP
0.4410%
39
Pionex
COMP-USDT$101.42
0.0269412 Eth
$848,408.00
8,544.138 COMP
0.4308%
40
LATOKEN
COMP-BTC$101.29
0.0268971 Eth
$782,854.00
7,728.978 COMP
0.3897%
41
Hibt
COMP-USDT$101.60
0.0269977 Eth
$765,995.00
7,702.471 COMP
0.3884%
42
Bitget
COMP-USDT$101.43
0.0269249 Eth
$758,291.00
7,791.489 COMP
0.3928%
43
BTSE
COMP-USDT$101.27
0.0269227 Eth
$751,006.00
7,415.573 COMP
0.3739%
44
EarnBIT
COMP-USDT$101.08
0.0268617 Eth
$738,199.00
7,441.959 COMP
0.3752%
45
Dex-Trade
COMP-USDT$101.53
0.0269584 Eth
$717,567.00
7,067.635 COMP
0.3563%
46
Bitvavo
COMP-EUR$101.58
0.0269759 Eth
$590,083.00
5,808.765 COMP
0.2929%
47
HitBTC
COMP-USDT$101.56
0.0269606 Eth
$576,503.00
5,649.377 COMP
0.2848%
48
FMFW.io
COMP-USDT$101.41
0.0269382 Eth
$573,185.00
5,652.309 COMP
0.2850%
49
Binance
COMP-TRY$101.99
0.0270887 Eth
$541,596.00
5,355.173 COMP
0.2700%
50
Nonkyc.io
COMP-USDT$101.62
0.0269877 Eth
$519,448.00
5,160.030 COMP
0.2602%
51
Kraken
COMP-EUR$101.61
0.0269727 Eth
$455,497.00
4,482.790 COMP
0.2260%
52
Bit2Me
COMP-EUR$101.60
0.0269846 Eth
$433,917.00
4,393.135 COMP
0.2215%
53
BingX
COMP-USDT$101.64
0.0269807 Eth
$404,960.00
4,042.635 COMP
0.2038%
54
BitMart
COMP-USDT$101.47
0.0269350 Eth
$319,047.00
3,144.296 COMP
0.1585%
55
KickEX
COMP-USDT$100.97
0.0268683 Eth
$304,912.00
3,019.857 COMP
0.1523%
56
Bitazza
COMP-USDT$101.70
0.0270128 Eth
$280,266.00
2,741.872 COMP
0.1382%
57
Bitfinex
COMP-USD$101.63
0.0269779 Eth
$256,408.00
2,522.952 COMP
0.1272%
58
CoinEx
COMP-USDT$101.33
0.0269366 Eth
$255,632.00
2,552.517 COMP
0.1287%
59
LATOKEN
COMP-USDT$101.52
0.0269582 Eth
$243,541.00
2,398.990 COMP
0.1210%
60
Kraken
COMP-XBT$101.22
0.0268682 Eth
$209,990.00
2,074.658 COMP
0.1046%
61
tanX
COMP-USDT$101.10
0.0268503 Eth
$197,941.00
1,925.546 COMP
0.0971%
62
Bitkub
COMP-THB$101.29
0.0268947 Eth
$195,434.00
1,929.477 COMP
0.0973%
63
Tokenize
COMP-SGD$101.50
0.0269506 Eth
$185,181.00
1,824.461 COMP
0.0920%
64
Tokenize
COMP-USD$100.68
0.0267331 Eth
$183,863.00
1,826.216 COMP
0.0921%
65
CoinTR
COMP-TRY$102.68
0.0272655 Eth
$155,184.00
1,504.390 COMP
0.0758%
66
AscendEX (BitMax)
COMP-USDT$101.73
0.0270116 Eth
$142,778.00
1,403.515 COMP
0.0708%
67
Koinpark
COMP-USDT$101.27
0.0268988 Eth
$138,391.00
1,366.590 COMP
0.0689%
68
P2B
COMP-USD$101.40
0.0269359 Eth
$132,933.00
1,310.981 COMP
0.0661%
69
QMall
COMP-USDT$100.99
0.0268739 Eth
$129,258.00
1,301.565 COMP
0.0656%
70
Globe
COMP-USDT$101.31
0.0269047 Eth
$111,387.00
1,071.469 COMP
0.0540%
71
Coinbase Exchange
COMP-BTC$101.20
0.0268756 Eth
$107,134.00
1,058.626 COMP
0.0534%
72
Bitso
COMP-USD$102.01
0.0270893 Eth
$105,917.00
1,038.344 COMP
0.0524%
73
Azbit
COMP-BTC$101.40
0.0269311 Eth
$97,039.00
944.549 COMP
0.0476%
74
Foxbit
COMP-BRL$100.66
0.0267273 Eth
$89,079.00
901.907 COMP
0.0455%
75
Uniswap V3 (Arbitrum One)
0X354A6DA3FCDE098F8389CAD84B0182725C6C91DE-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$100.45
0.0266837 Eth
$88,507.00
913.780 0X354A6DA3FCDE098F8389CAD84B0182725C6C91DE
0.0461%
76
bitcastle
COMP-USDT$101.23
0.0268848 Eth
$83,276.00
836.561 COMP
0.0422%
77
OKX
COMP-USDC$101.03
0.0268189 Eth
$73,983.00
781.485 COMP
0.0394%
78
Bit2Me
COMP-USDC$101.07
0.0268283 Eth
$72,529.00
765.856 COMP
0.0386%
79
DeGate
0XC00E94CB662C3520282E6F5717214004A7F26888-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$101.42
0.0269500 Eth
$71,381.00
729.284 0XC00E94CB662C3520282E6F5717214004A7F26888
0.0368%
80
BloFin
COMP-USDT$101.13
0.0268616 Eth
$60,454.00
594.968 COMP
0.0300%
81
Gemini
COMP-USD$101.26
0.0268797 Eth
$55,698.00
550.053 COMP
0.0277%
82
Bitfinex
COMP-USDT$101.01
0.0268145 Eth
$48,127.00
476.438 COMP
0.0240%
83
Crypto.com Exchange
COMP-USDT$100.46
0.0266774 Eth
$45,662.00
454.520 COMP
0.0229%
84
CoinTR
COMP-USDT$101.51
0.0269473 Eth
$43,751.00
426.127 COMP
0.0215%
85
Nonkyc.io
COMP-BTC$102.00
0.0270906 Eth
$26,440.00
260.473 COMP
0.0131%
86
PancakeSwap V1 (BSC)
0X52CE071BD9B1C4B00A0B92D298C512478CAD67E8-0X2170ED0880AC9A755FD29B2688956BD959F933F8$101.76
0.0270322 Eth
$21,723.00
218.176 0X52CE071BD9B1C4B00A0B92D298C512478CAD67E8
0.0110%
87
HashKey Global
COMP-USDT$101.51
0.0269737 Eth
$17,266.19
168.530 COMP
0.0085%
88
TokoCrypto
COMP-USDT$101.43
0.0269440 Eth
$15,550.97
153.318 COMP
0.0077%
89
PancakeSwap (v2)
0X52CE071BD9B1C4B00A0B92D298C512478CAD67E8-0X2170ED0880AC9A755FD29B2688956BD959F933F8$101.79
0.0270282 Eth
$10,943.94
109.455 0X52CE071BD9B1C4B00A0B92D298C512478CAD67E8
0.0055%
90
ApeSwap
0X52CE071BD9B1C4B00A0B92D298C512478CAD67E8-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C$101.54
0.0269541 Eth
$10,136.88
100.816 0X52CE071BD9B1C4B00A0B92D298C512478CAD67E8
0.0051%
91
OKX
COMP-EUR$101.34
0.0269000 Eth
$8,951.80
92.092 COMP
0.0046%
92
WOO X
COMP-USDT$101.80
0.0270333 Eth
$7,759.96
76.231 COMP
0.0038%
93
Aerodrome (Base)
0X4621B7A9C75199271F773EBD9A499DBD165C3191-0X9E1028F5F1D5EDE59748FFCEE5532509976840E0$99.01
0.0262930 Eth
$4,765.41
4,689.261 0X4621B7A9C75199271F773EBD9A499DBD165C3191
0.2364%
94
Uniswap V3 (Arbitrum One)
0X354A6DA3FCDE098F8389CAD84B0182725C6C91DE-0X912CE59144191C1204E64559FE8253A0E49E6548$100.45
0.0266799 Eth
$4,195.14
42.505 0X354A6DA3FCDE098F8389CAD84B0182725C6C91DE
0.0021%
95
CEX.IO
COMP-USD$101.28
0.0269040 Eth
$612.36
6.179 COMP
0.0003%
96
CEX.IO
COMP-USDT$101.01
0.0268519 Eth
$534.58
5.498 COMP
0.0003%
97
Sushiswap (Polygon POS)
0X8505B9D2254A7AE468C0E9DD10CCEA3A837AEF5C-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$101.46
0.0269556 Eth
$252.46
2.544 0X8505B9D2254A7AE468C0E9DD10CCEA3A837AEF5C
0.0001%
98
Uniswap V3 (Polygon)
0X8505B9D2254A7AE468C0E9DD10CCEA3A837AEF5C-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174$100.86
0.0267743 Eth
$191.23
1.976 0X8505B9D2254A7AE468C0E9DD10CCEA3A837AEF5C
0.0001%
99
CEX.IO
COMP-USDC$102.06
0.0271029 Eth
$33.64
0.325 COMP
0.0000%
100
Coinmetro
COMP-USDT$101.25
0.0268858 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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