alperp-1 v0.0.1

Large Open/Increase Position Size Bot

Description

This bot detects a large size position opening and a large increase in an existing position. It listens to UpdatePosition and IncreasePosition event emissions on Perp Trade Contract and creates a finding if sizeDelta exceeds a threshold.

The threshold can be adjusted in src/network.ts.

Supported Chains

• Polygon

Alerts

• ALPERP-1-1

  • Fired when a newly open position size is large
  • Severity is always set to "Info".
  • Type is always set to "Info".
  • Metadata contains:
    • perpTrade: Address of Perp Trade contract.
    • account: Address of position owner.
    • positionSize: Size of the opened position.
    • positionKey: Key of the opened position.

• ALPERP-1-2

  • Fired when there is a large increase of an existing position
  • Severity is always set to "Info".
  • Type is always set to "Info".
  • Metadata contains:
    • perpTrade: Address of Perp Trade contract.
    • account: Address of position owner.
    • positionIncrementSize: Size of the increased position
    • finalPositionSize: Final position size after increment
    • positionKey: Key of the increased position.

Test Data

The bot behaviour can be verified with the following transactions:

• 0xa1497f703ad237a5f43a2df93fe961394e5df2ad548d4cb02c45a865d8fda591 - Arbitrum Mainnet - UpdatePosition event

  Position size - 147986.41

• 0x70562d5cda648946dcefaf394f1db5591122b61a7924fc17e473fa0372a13213 - Arbitrum Mainnet - IncreasePosition event

  Position increment size - 23928.22