Chief Technology Officer
Thu, May 21, 2026
May 21
28,812 shares @ $14.79
Decreased holdings by -3.50%
5th largest trade (out of 53)
Tax Sell-to-Cover
“This transaction was effected pursuant to non-discretionary, sell-to-cover arrangements mandated by the issuer to fund tax withholding obligations in connection with the vesting of restricted stock units.”Form 4 footnote
Trade made by an officer
Automatic sale to cover taxes on a vest — not a discretionary trade
40% win rate · +1.5% median edge vs SPY (10 trades, 90-day · small sample)
Price 21% above 200-day moving average
Win rate excludes trades classified as routine (tax, 10b5-1, exercise, gift).
AMPXAmprius Technologies, Inc.
IndustrialsElectrical Equipment & Parts
1D0.00%
1W+3.56%
1M+23.13%
3M-16.99%
6M—
1Y—