O
Onto Innovation
ONTO · HBM & Packaging
$304.73
-14.59 (-4.57%)
As of Jul 15, 2026 close
Insider Activity — Trailing 6 Months
Open-Market Buys
0
$0.0 · 0 lines · 0 insiders
Open-Market Sells
0
$0.0 · 0 lines · 10b5-1: 0/0
Net Shares (6M)
+0
+0.00% of shares out
Active Insiders
12
6 officers · 6 directors
Latest Form 4
May 22
Kelley Stephen Douglas · Award · $0.0
Price & Insider Transactions
Marker size ∝ transaction valueClosing priceBuySell
Transactions
Sortable · open-market, awards & exercises| Type | Price | Held After | Filed | ||||
|---|---|---|---|---|---|---|---|
Kelley Stephen Douglas | Award | +761 RSU grant (A) | — | — | 6,384 | May 20, 2026 | |
Lynch Susan D | Award | +761 RSU grant (A) | — | — | 3,684 | May 20, 2026 | |
MILLER DAVID BRIAN | Award | +761 RSU grant (A) | — | — | 12,692 | May 20, 2026 | |
SCHWARTZ STEPHEN S | Award | +761 RSU grant (A) | — | — | 3,536 | May 20, 2026 | |
SEAMS CHRISTOPHER A | Award | +761 RSU grant (A) | — | — | 38,513 | May 20, 2026 | |
Su May | Award | +761 RSU grant (A) | — | — | 7,984 | May 20, 2026 | |
OH Yoon Ah SVP, Gen Counsel & Corp Sec | Sell | -530 tax withholding (F) | $271.77 | $144.0K | 21,110 | May 15, 2026 | |
YALDAEI RAMIL Chief Operating Officer 2 lots | Sell | -843 tax withholding (F) | avg $271.77 | $229.1K | 17,593 | May 15, 2026 | |
OH Yoon Ah SVP, Gen Counsel & Corp Sec | Sell | -417 tax withholding (F) | $207.50 | $86.5K | 21,640 | Mar 3, 2026 | |
Plisinski Michael P Chief Executive Officer | Sell | -3,742 tax withholding (F) | $207.50 | $776.5K | 179,242 | Mar 3, 2026 | |
YALDAEI RAMIL Chief Operating Officer | Sell | -615 tax withholding (F) | $207.50 | $127.6K | 18,436 | Mar 3, 2026 | |
Dolev Ido EVP, Prod Solutions Grp | Sell | -819 tax withholding (F) | $207.50 | $169.9K | 26,536 | Mar 3, 2026 | |
Chen Shirley SVP Customer Success 2 lots | Award | +3,784 RSU grant (A) | — | — | 15,517 | Mar 2, 2026 | |
OH Yoon Ah SVP, Gen Counsel & Corp Sec 2 lots | Award | +3,612 RSU grant (A) | — | — | 22,057 | Mar 2, 2026 | |
Plisinski Michael P Chief Executive Officer 2 lots | Award | +21,718 RSU grant (A) | — | — | 182,984 | Mar 2, 2026 | |
YALDAEI RAMIL Chief Operating Officer 2 lots | Award | +9,231 RSU grant (A) | — | — | 19,051 | Mar 2, 2026 | |
Dolev Ido EVP, Prod Solutions Grp 2 lots | Award | +5,160 RSU grant (A) | — | — | 27,355 | Mar 2, 2026 | |
ROBERTS BRIAN K Chief Financial Officer 2 lots | Award | +4,644 RSU grant (A) | — | — | 24,271 | Mar 2, 2026 | |
OH Yoon Ah SVP, Gen Counsel & Corp Sec | Exercise | -941 strike $0.00 | — | — | 0 | Mar 1, 2026 | |
OH Yoon Ah SVP, Gen Counsel & Corp Sec 2 lots | Sell | -574 tax withholding (F) | avg $215.89 | $123.9K | 19,649 | Mar 1, 2026 | |
OH Yoon Ah SVP, Gen Counsel & Corp Sec | Exercise | +724 strike $0.00 | $0.00 | $0.0 | 20,223 | Mar 1, 2026 | |
Plisinski Michael P Chief Executive Officer | Exercise | -5,971 strike $0.00 | — | — | 0 | Mar 1, 2026 | |
Plisinski Michael P Chief Executive Officer 2 lots | Sell | -4,147 tax withholding (F) | avg $215.89 | $895.3K | 168,505 | Mar 1, 2026 | |
Plisinski Michael P Chief Executive Officer | Exercise | +4,597 strike $0.00 | $0.00 | $0.0 | 172,652 | Mar 1, 2026 | |
YALDAEI RAMIL Chief Operating Officer | Exercise | -844 strike $0.00 | — | — | 0 | Mar 1, 2026 | |
YALDAEI RAMIL Chief Operating Officer 2 lots | Sell | -623 tax withholding (F) | avg $215.89 | $134.5K | 11,368 | Mar 1, 2026 | |
YALDAEI RAMIL Chief Operating Officer | Exercise | +649 strike $0.00 | $0.00 | $0.0 | 11,991 | Mar 1, 2026 | |
OH Yoon Ah SVP, Gen Counsel & Corp Sec | Exercise | -1,977 strike $0.00 | — | — | 0 | Feb 14, 2026 | |
OH Yoon Ah SVP, Gen Counsel & Corp Sec 2 lots | Sell | -1,595 tax withholding (F) | avg $217.23 | $346.5K | 19,499 | Feb 14, 2026 | |
OH Yoon Ah SVP, Gen Counsel & Corp Sec | Exercise | +3,084 strike $0.00 | $0.00 | $0.0 | 21,094 | Feb 14, 2026 | |
Plisinski Michael P Chief Executive Officer | Exercise | -11,824 strike $0.00 | — | — | 0 | Feb 14, 2026 | |
Plisinski Michael P Chief Executive Officer 2 lots | Sell | -12,551 tax withholding (F) | avg $217.23 | $2.7M | 168,055 | Feb 14, 2026 | |
Plisinski Michael P Chief Executive Officer | Exercise | +18,445 strike $0.00 | $0.00 | $0.0 | 180,606 | Feb 14, 2026 | |
Plisinski Michael P Chief Executive Officer | Gift | -25,000 -13.4% of holdings | $0.00 | $0.0 | 162,161 | Dec 24, 2025 | |
Dolev Ido EVP, Prod Solutions Grp | Sell | -3,183 tax withholding (F) | $154.01 | $490.2K | 23,915 | Dec 2, 2025 | |
YALDAEI RAMIL Chief Operating Officer | Sell | -594 tax withholding (F) | $143.71 | $85.4K | 11,342 | Oct 3, 2025 | |
Chen Shirley SVP, Customer Success | Award | +12,994 RSU grant (A) | — | — | 12,994 | Sep 2, 2025 | |
ROBERTS BRIAN K Chief Financial Officer | Award | +21,175 RSU grant (A) | — | — | 21,175 | Sep 2, 2025 | |
Dolev Ido EVP, Prod Solutions Grp 3 lots | Award | +29,648 RSU grant (A) | — | — | 26,953 | Jun 2, 2025 | |
Kelley Stephen Douglas | Award | +2,114 RSU grant (A) | — | — | 5,623 | May 21, 2025 | |
Lynch Susan D | Award | +2,114 RSU grant (A) | — | — | 2,923 | May 21, 2025 | |
MILLER DAVID BRIAN | Award | +2,114 RSU grant (A) | — | — | 11,931 | May 21, 2025 | |
SCHWARTZ STEPHEN S | Award | +2,114 RSU grant (A) | — | — | 2,775 | May 21, 2025 | |
SEAMS CHRISTOPHER A | Award | +2,114 RSU grant (A) | — | — | 37,752 | May 21, 2025 | |
Su May | Award | +2,114 RSU grant (A) | — | — | 7,223 | May 21, 2025 | |
Slicer Mark Chief Financial Officer | Sell | -2,066 tax withholding (F) | $99.40 | $205.4K | 13,640 | May 17, 2025 | |
OH Yoon Ah SVP, Gen Counsel & Corp Sec | Sell | -603 tax withholding (F) | $98.04 | $59.1K | 18,010 | May 15, 2025 | |
YALDAEI RAMIL Chief Operating Officer 2 lots | Sell | -826 tax withholding (F) | avg $98.04 | $81.0K | 11,791 | May 15, 2025 | |
OH Yoon Ah SVP, Gen Counsel & Corp Sec 3 lots | Award | +5,882 RSU grant (A) | — | — | 18,613 | Mar 3, 2025 | |
Plisinski Michael P CEO 2 lots | Award | +34,818 RSU grant (A) | — | — | 187,161 | Mar 3, 2025 |
Page 1 of 3
Net Insider Activity by Quarter
Most Active Insiders — Trailing 12 Months
Plisinski Michael P Chief Executive Officer | 4 | 8 | -18,475 | $-4.4M | Mar 3, 2026 |
OH Yoon Ah SVP, Gen Counsel & Corp Sec | 4 | 8 | +1,386 | $-701.0K | May 15, 2026 |
Dolev Ido EVP, Prod Solutions Grp | 2 | 2 | +1,158 | $-660.2K | Mar 3, 2026 |
YALDAEI RAMIL Chief Operating Officer | 3 | 7 | +6,361 | $-576.6K | May 15, 2026 |
Kelley Stephen Douglas | 1 | 0 | +761 | +$0.0 | May 20, 2026 |
Lynch Susan D | 1 | 0 | +761 | +$0.0 | May 20, 2026 |
Su May | 1 | 0 | +761 | +$0.0 | May 20, 2026 |
SEAMS CHRISTOPHER A | 1 | 0 | +761 | +$0.0 | May 20, 2026 |
Parsed from SEC Form 4 filings via EDGAR. Open-market transactions (codes P/S) shown with awards, exercises and withholding for context; 10b5-1 tag indicates a pre-planned trade. Same-day lots by one insider consolidated; each row links to the filing index. Updated daily.