AMPL AMPLITUDE INC

Ownership history in Walleye Trading LLC  ·  20 quarters on record

This page tracks every 13F SEC filing in which Walleye Trading LLC reported a position in AMPLITUDE INC (AMPL). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q4 REDUCED 7,400 -48,300 -86.7% 0.00% $86K $11.58
2025 Q4 ADDED 55,700 +42,051 +308.1% 0.00% $645K $11.58
2025 Q3 ADDED 13,649 +2,749 +25.2% 0.00% $146K $10.72
2025 Q3 REDUCED 10,900 -300 -2.7% 0.00% $117K $10.72
2025 Q3 REDUCED 11,200 -16,600 -59.7% 0.00% $120K $10.72
2025 Q2 ADDED 27,800 +7,000 +33.7% 0.00% $345K $12.40
2025 Q2 ADDED 20,800 +17,179 +474.4% 0.00% $258K $12.40
2025 Q1 ADDED 3,621 +1,921 +113.0% 0.00% $37K $10.19
2025 Q1 REDUCED 1,700 -6,900 -80.2% 0.00% $17K $10.19
2025 Q1 ADDED 8,600 +4,243 +97.4% 0.00% $88K $10.19
10 older quarters hidden  —  Sign in free or upgrade to Premium to see full history
% of Fund (quarterly)    AMPL price (monthly, adj. close)
← Back to Walleye Trading LLC Holdings