Form4insider filings, from the source

Insider · CIK 0001230569

Kathleen A Bayless

Files at: AMPX, VECO, SYNA. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $1.2M · 3net −$1.2M
$10k$10k$100k$100k$1M$1MbuyssalesFeb 1Feb 5Feb 9Feb 14Feb 18Feb 22Feb 27

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Jun 12, 2026 AForm 4 →Jun 16, 6:03 pm EDTAmprius Technologies, Inc.AMPX10,423——216,120—
May 4, 2018 AForm 4 →May 4, 4:10 pm EDTVEECO INSTRUMENTS INCVECO7,643——18,228— plan?
May 5, 2017 AForm 4/A →May 19, 4:12 pm EDTVEECO INSTRUMENTS INCVECO3,592——10,585— plan?
May 5, 2017 AForm 4 →May 9, 4:33 pm EDTVEECO INSTRUMENTS INCVECO3,592$33.40$119,97310,585— plan? amended
Jul 21, 2016 AForm 4 →Jul 22, 4:14 pm EDTVEECO INSTRUMENTS INCVECO6,993$17.16$120,0006,993— plan?
Apr 30, 2015 FForm 4 →May 4, 6:07 pm EDTSYNAPTICS INCSYNA220$84.72$18,63817,425— plan?
Feb 26, 2015 SForm 4 →Mar 2, 8:13 pm ESTSYNAPTICS INCSYNA5,000$85.00$425,00017,645−22.1% plan?
Feb 26, 2015 MForm 4 →Mar 2, 8:13 pm ESTSYNAPTICS INCSYNA5,000$38.86$194,27622,645— plan?
Feb 18, 2015 SForm 4 →Feb 20, 6:26 pm ESTSYNAPTICS INCSYNA5,000$80.00$400,00017,645−22.1% plan?
Feb 18, 2015 MForm 4 →Feb 20, 6:26 pm ESTSYNAPTICS INCSYNA5,000$50.45$252,26422,645— plan?
Feb 2, 2015 SForm 4 →Feb 3, 6:11 pm ESTSYNAPTICS INCSYNA5,000$75.07$375,37417,957−21.8% plan?
Feb 2, 2015 FMForm 4 →Feb 3, 6:11 pm ESTSYNAPTICS INCSYNA5,312$46.57$247,37017,645— plan?

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Apr 24, 2015 AForm 4 →Apr 28, 6:08 pm EDTSYNAPTICS INCSYNA3,000——3,000—
Feb 26, 2015 MForm 4 →Mar 2, 8:13 pm ESTSYNAPTICS INCSYNA5,000——1,823—
Feb 18, 2015 MForm 4 →Feb 20, 6:26 pm ESTSYNAPTICS INCSYNA5,000——3,494—
Jan 30, 2015 AMForm 4 →Feb 3, 6:11 pm ESTSYNAPTICS INCSYNA8,000——3,930—