ETH Price: $3,590.10 (-5.35%)

Token

Compound (COMP)
 

Overview

Max Total Supply

10,000,000 COMP

Holders

219,335 ( 0.000%)

Market

Price

$90.91 @ 0.025322 ETH (-16.88%)

Onchain Market Cap

$909,100,000.00

Circulating Supply Market Cap

$806,597,681.00

Other Info

Token Contract (WITH 18 Decimals)

Balance
0.007013317282888936 COMP

Value
$0.64 ( ~0.000178267945930667 Eth) [0.0000%]
0xdd017da9adce6b65b33bfc6734c82fbe62c810f9
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OVERVIEW

Compound governance token

Market

Volume (24H):$259,022,306.00
Market Capitalization:$806,597,681.00
Circulating Supply:8,848,452.00 COMP
Market Data Source: Coinmarketcap

# Exchange Pair Price  24H Volume % Volume
1
Binance
COMP-USDT$90.75
0.0253102 Eth
$30,124,572.00
311,748.986 COMP
16.8238%
2
WhiteBIT
COMP-USDT$91.36
0.0254340 Eth
$18,957,558.00
207,507.208 COMP
11.1983%
3
Websea
COMP-USDT$90.26
0.0252275 Eth
$16,568,305.00
0.000 COMP
0.0000%
4
Icrypex
COMP-USDT$91.33
0.0254397 Eth
$9,494,228.00
103,960.196 COMP
5.6103%
5
Coinbase Exchange
COMP-USD$90.59
0.0253192 Eth
$9,109,229.00
100,554.463 COMP
5.4265%
6
Ourbit
COMP-USDT$90.54
0.0253058 Eth
$8,806,640.00
91,341.363 COMP
4.9293%
7
OKX
COMP-USDT$90.65
0.0253307 Eth
$8,107,300.00
84,630.731 COMP
4.5672%
8
P2B
COMP-USDT$90.47
0.0252848 Eth
$6,810,711.00
75,277.322 COMP
4.0624%
9
Deepcoin
COMP-USDT$90.91
0.0253752 Eth
$6,351,506.00
65,780.824 COMP
3.5499%
10
Toobit
COMP-USDT$90.38
0.0252682 Eth
$5,069,145.00
52,217.866 COMP
2.8180%
11
BYDFi
COMP-USDT$90.70
0.0253511 Eth
$4,530,247.00
49,948.945 COMP
2.6955%
12
Azbit
COMP-USDT$90.86
0.0253813 Eth
$4,409,145.00
45,059.900 COMP
2.4317%
13
HTX
COMP-USDT$90.50
0.0252954 Eth
$4,378,953.00
44,959.285 COMP
2.4263%
14
Bitunix
COMP-USDT$90.35
0.0252531 Eth
$3,527,795.00
39,037.572 COMP
2.1067%
15
Biconomy.com
COMP-USDT$90.46
0.0252834 Eth
$3,144,563.00
32,438.080 COMP
1.7505%
16
DigiFinex
COMP-USDT$90.69
0.0253471 Eth
$2,849,711.00
31,422.480 COMP
1.6957%
17
Hotcoin
COMP-USDT$90.83
0.0253322 Eth
$2,645,638.00
29,128.166 COMP
1.5719%
18
Gate.io
COMP-USDT$90.61
0.0253247 Eth
$2,602,267.00
26,952.304 COMP
1.4545%
19
Bybit
COMP-USDT$90.79
0.0253739 Eth
$2,468,363.00
25,659.320 COMP
1.3847%
20
Phemex
COMP-USDT$90.62
0.0253200 Eth
$2,412,125.00
26,618.803 COMP
1.4365%
21
Bitrue
COMP-USDT$90.62
0.0253315 Eth
$2,364,090.00
26,087.390 COMP
1.4078%
22
Kraken
COMP-USD$90.47
0.0252875 Eth
$2,183,366.00
24,133.593 COMP
1.3024%
23
Uniswap V3 (Ethereum)
0XC00E94CB662C3520282E6F5717214004A7F26888-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$91.07
0.0254451 Eth
$1,973,145.00
20,973.929 0XC00E94CB662C3520282E6F5717214004A7F26888
1.1319%
24
Bithumb
COMP-KRW$90.45
0.0252802 Eth
$1,689,692.00
18,680.835 COMP
1.0081%
25
KuCoin
COMP-USDT$90.52
0.0252920 Eth
$1,676,880.00
18,525.519 COMP
0.9997%
26
CoinW
COMP-USDT$90.39
0.0252710 Eth
$1,510,760.00
16,713.130 COMP
0.9019%
27
WEEX
COMP-USDT$90.41
0.0252702 Eth
$1,500,101.00
16,591.330 COMP
0.8954%
28
BVOX
COMP-USDT$90.65
0.0253289 Eth
$1,386,287.00
14,192.959 COMP
0.7659%
29
BitDelta
COMP-USDT$90.29
0.0252370 Eth
$1,377,311.00
14,336.376 COMP
0.7737%
30
Koinpark
COMP-INR$92.03
0.0256469 Eth
$1,226,637.00
13,328.656 COMP
0.7193%
31
BTSE
COMP-USDT$90.48
0.0252879 Eth
$1,210,662.00
13,379.885 COMP
0.7221%
32
PointPay
COMP-USDT$90.43
0.0252733 Eth
$1,180,984.00
12,230.764 COMP
0.6600%
33
FameEX
COMP-USDT$90.66
0.0253306 Eth
$1,160,955.00
11,990.384 COMP
0.6471%
34
Trubit
COMP-USDT$90.84
0.0253878 Eth
$1,092,513.00
11,438.825 COMP
0.6173%
35
Binance
COMP-BTC$90.89
0.0254052 Eth
$1,082,513.00
11,426.665 COMP
0.6166%
36
MEXC
COMP-USDT$90.29
0.0252301 Eth
$1,051,131.00
11,641.736 COMP
0.6283%
37
Pionex
COMP-USDT$91.43
0.0254808 Eth
$928,658.00
9,632.141 COMP
0.5198%
38
Bitget
COMP-USDT$90.61
0.0253236 Eth
$916,853.00
9,536.280 COMP
0.5146%
39
LBank
COMP-USDT$90.54
0.0253058 Eth
$845,813.00
9,342.191 COMP
0.5042%
40
Hibt
COMP-USDT$90.40
0.0252608 Eth
$810,277.00
8,458.598 COMP
0.4565%
41
EarnBIT
COMP-USDT$90.74
0.0253430 Eth
$782,305.00
8,199.396 COMP
0.4425%
42
LATOKEN
COMP-BTC$90.43
0.0252680 Eth
$742,628.00
8,212.075 COMP
0.4432%
43
Dex-Trade
COMP-USDT$90.53
0.0253102 Eth
$670,466.00
7,405.718 COMP
0.3997%
44
Bitvavo
COMP-EUR$90.53
0.0252964 Eth
$587,966.00
6,494.509 COMP
0.3505%
45
HitBTC
COMP-USDT$90.31
0.0252334 Eth
$531,975.00
5,458.359 COMP
0.2946%
46
Binance
COMP-TRY$91.77
0.0255805 Eth
$514,661.00
5,245.363 COMP
0.2831%
47
FMFW.io
COMP-USDT$91.04
0.0254167 Eth
$498,309.00
5,473.386 COMP
0.2954%
48
BingX
COMP-USDT$90.73
0.0253571 Eth
$412,302.00
4,285.560 COMP
0.2313%
49
Bit2Me
COMP-EUR$91.07
0.0254578 Eth
$380,558.00
3,827.634 COMP
0.2066%
50
Kraken
COMP-EUR$91.07
0.0254545 Eth
$355,687.00
3,905.749 COMP
0.2108%
51
BitMart
COMP-USDT$90.33
0.0252387 Eth
$316,840.00
3,507.726 COMP
0.1893%
52
CoinEx
COMP-USDT$89.98
0.0251517 Eth
$305,843.00
3,161.855 COMP
0.1706%
53
KickEX
COMP-USDT$90.43
0.0252669 Eth
$282,506.00
3,124.126 COMP
0.1686%
54
Bitazza
COMP-USDT$91.23
0.0254986 Eth
$282,448.00
2,891.781 COMP
0.1561%
55
Bitfinex
COMP-USD$90.38
0.0252595 Eth
$277,948.00
3,075.427 COMP
0.1660%
56
LATOKEN
COMP-USDT$90.37
0.0252614 Eth
$267,746.00
2,962.818 COMP
0.1599%
57
Bitkub
COMP-THB$91.29
0.0255096 Eth
$236,182.00
2,587.160 COMP
0.1396%
58
Tokenize
COMP-SGD$90.27
0.0252258 Eth
$193,879.00
2,147.662 COMP
0.1159%
59
Tokenize
COMP-USD$89.82
0.0251039 Eth
$192,727.00
2,145.701 COMP
0.1158%
60
Kraken
COMP-XBT$89.92
0.0251334 Eth
$190,699.00
2,120.801 COMP
0.1145%
61
tanX
COMP-USDT$90.45
0.0252817 Eth
$169,118.00
1,716.493 COMP
0.0926%
62
CoinTR
COMP-TRY$91.37
0.0255361 Eth
$150,007.00
1,523.870 COMP
0.0822%
63
QMall
COMP-USDT$90.43
0.0252739 Eth
$143,870.00
1,492.487 COMP
0.0805%
64
Koinpark
COMP-USDT$91.03
0.0254266 Eth
$140,348.00
1,541.798 COMP
0.0832%
65
AscendEX (BitMax)
COMP-USDT$90.58
0.0253177 Eth
$134,034.00
1,479.650 COMP
0.0799%
66
Sushiswap
0XC00E94CB662C3520282E6F5717214004A7F26888-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$90.38
0.0252541 Eth
$133,971.00
1,419.510 0XC00E94CB662C3520282E6F5717214004A7F26888
0.0766%
67
Bitfinex
COMP-USDT$89.05
0.0248896 Eth
$116,558.00
1,308.853 COMP
0.0706%
68
P2B
COMP-USD$90.84
0.0253958 Eth
$114,859.00
1,264.407 COMP
0.0682%
69
DeGate
0XC00E94CB662C3520282E6F5717214004A7F26888-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$91.79
0.0255530 Eth
$109,162.00
1,137.216 0XC00E94CB662C3520282E6F5717214004A7F26888
0.0614%
70
Bitso
COMP-USD$90.51
0.0252971 Eth
$95,715.00
1,057.495 COMP
0.0571%
71
Uniswap V3 (Arbitrum One)
0X354A6DA3FCDE098F8389CAD84B0182725C6C91DE-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$89.40
0.0249893 Eth
$95,647.00
1,056.097 0X354A6DA3FCDE098F8389CAD84B0182725C6C91DE
0.0570%
72
bitcastle
COMP-USDT$90.56
0.0253119 Eth
$92,584.00
958.498 COMP
0.0517%
73
OKX
COMP-USDC$91.03
0.0254371 Eth
$91,660.00
986.559 COMP
0.0532%
74
Azbit
COMP-BTC$90.48
0.0252699 Eth
$90,958.00
943.198 COMP
0.0509%
75
Bit2Me
COMP-USDC$90.41
0.0252702 Eth
$89,484.00
963.529 COMP
0.0520%
76
Coinbase Exchange
COMP-BTC$91.07
0.0254540 Eth
$88,653.00
973.432 COMP
0.0525%
77
Globe
COMP-USDT$91.41
0.0254701 Eth
$72,675.00
745.367 COMP
0.0402%
78
Foxbit
COMP-BRL$91.45
0.0255571 Eth
$65,308.00
697.503 COMP
0.0376%
79
BloFin
COMP-USDT$90.76
0.0253578 Eth
$58,809.00
601.490 COMP
0.0325%
80
CoinTR
COMP-USDT$90.78
0.0253735 Eth
$47,207.00
483.719 COMP
0.0261%
81
Crypto.com Exchange
COMP-USDT$90.45
0.0252811 Eth
$44,206.00
488.720 COMP
0.0264%
82
Tapbit
COMP-USDT$90.31
0.0252435 Eth
$37,873.00
387.906 COMP
0.0209%
83
Nonkyc.io
COMP-BTC$89.98
0.0251516 Eth
$25,734.00
270.345 COMP
0.0146%
84
PancakeSwap V1 (BSC)
0X52CE071BD9B1C4B00A0B92D298C512478CAD67E8-0X2170ED0880AC9A755FD29B2688956BD959F933F8$90.71
0.0253523 Eth
$23,769.00
255.017 0X52CE071BD9B1C4B00A0B92D298C512478CAD67E8
0.0138%
85
HashKey Global
COMP-USDT$90.53
0.0252879 Eth
$16,680.04
169.805 COMP
0.0092%
86
PancakeSwap (v2)
0X52CE071BD9B1C4B00A0B92D298C512478CAD67E8-0X2170ED0880AC9A755FD29B2688956BD959F933F8$90.43
0.0252690 Eth
$12,538.16
134.168 0X52CE071BD9B1C4B00A0B92D298C512478CAD67E8
0.0072%
87
TokoCrypto
COMP-USDT$90.54
0.0253058 Eth
$11,300.93
124.821 COMP
0.0067%
88
Uniswap V3 (Polygon)
0X8505B9D2254A7AE468C0E9DD10CCEA3A837AEF5C-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$90.28
0.0252298 Eth
$10,240.41
110.846 0X8505B9D2254A7AE468C0E9DD10CCEA3A837AEF5C
0.0060%
89
ApeSwap
0X52CE071BD9B1C4B00A0B92D298C512478CAD67E8-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C$90.51
0.0252959 Eth
$10,112.41
108.767 0X52CE071BD9B1C4B00A0B92D298C512478CAD67E8
0.0059%
90
Uniswap V3 (Polygon)
0X8505B9D2254A7AE468C0E9DD10CCEA3A837AEF5C-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270$90.32
0.0251509 Eth
$8,469.43
92.211 0X8505B9D2254A7AE468C0E9DD10CCEA3A837AEF5C
0.0050%
91
WOO X
COMP-USDT$90.81
0.0253473 Eth
$7,246.44
79.798 COMP
0.0043%
92
Aerodrome (Base)
0X4621B7A9C75199271F773EBD9A499DBD165C3191-0X9E1028F5F1D5EDE59748FFCEE5532509976840E0$92.62
0.0258885 Eth
$5,046.46
5,203.168 0X4621B7A9C75199271F773EBD9A499DBD165C3191
0.2808%
93
Uniswap V3 (Arbitrum One)
0X354A6DA3FCDE098F8389CAD84B0182725C6C91DE-0X912CE59144191C1204E64559FE8253A0E49E6548$89.36
0.0249708 Eth
$4,002.32
45.438 0X354A6DA3FCDE098F8389CAD84B0182725C6C91DE
0.0025%
94
PancakeSwap V3 (BSC)
0X52CE071BD9B1C4B00A0B92D298C512478CAD67E8-0X2170ED0880AC9A755FD29B2688956BD959F933F8$90.61
0.0253192 Eth
$3,350.36
36.004 0X52CE071BD9B1C4B00A0B92D298C512478CAD67E8
0.0019%
95
Mercado Bitcoin
COMP-BRL$91.12
0.0254631 Eth
$2,960.39
32.488 COMP
0.0018%
96
CEX.IO
COMP-USD$90.82
0.0253732 Eth
$724.92
7.680 COMP
0.0004%
97
CEX.IO
COMP-USDT$91.37
0.0254641 Eth
$562.63
5.809 COMP
0.0003%
98
TokoCrypto
COMP-BTC$91.64
0.0255110 Eth
$310.86
3.392 COMP
0.0002%
99
Sushiswap (Polygon POS)
0X8505B9D2254A7AE468C0E9DD10CCEA3A837AEF5C-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$90.58
0.0253014 Eth
$310.08
3.311 0X8505B9D2254A7AE468C0E9DD10CCEA3A837AEF5C
0.0002%
100
Coinmetro
COMP-USDT$91.09
0.0254422 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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