Stocks › ONTO
ONTO INNOVATION INC.
ONTO·NYSE·
United States·USD
United States·USD$304.40
-9.31 (-2.97%)
Close · Oct 7, 2026 · Close Prices from Tiingo.com
ONTO
ONTO INNOVATION INC. · NYSE
Nasdaq 100S&P 500
Filings
Default90D1Y5YALL
ONTOS&P 500 (rebased)
Congress BuyCongress SellInsider BuyInsider SellForm 1448-K ResultsLobbying
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Daily closes, adjusted for splits and dividends · Close Prices from Tiingo.comHover a marker, every one is a filing · move across the line for the crosshair
Congressional Trades
Recent trades of ONTO by members of U.S. Congress · 5 on record
| Politician | Stock | Type | Filed | Traded | |
|---|---|---|---|---|---|
 Robert P. Bresnahan, Jr.House · R · PA |
ONTOONTO INNOVATION INC. · Stock |
Sale $1,001 - $15,000 |
Jun 9, 2025 | May 9, 2025 | Filing ↗ |
| Robert P. Bresnahan, Jr.House · R · PA |
ONTOONTO INNOVATION INC. · Stock |
Sale $1,001 - $15,000 |
Jun 9, 2025 | May 12, 2025 | Filing ↗ |
 Tom MalinowskiHouse · D · NJ |
ONTOONTO INNOVATION INC. · Stock |
Sale $1,001 - $15,000 |
Aug 26, 2021 | Apr 30, 2020 | Filing ↗ |
| Tom MalinowskiHouse · D · NJ |
ONTOONTO INNOVATION INC. · Stock |
Sale $1,001 - $15,000 |
Mar 5, 2021 | Apr 21, 2020 | Filing ↗ |
| Tom MalinowskiHouse · D · NJ |
ONTOONTO INNOVATION INC. · Stock |
Sale $1,001 - $15,000 |
Mar 5, 2021 | May 1, 2020 | Filing ↗ |
Whale Activity
Position changes in ONTO reported for 2026-09-30 by 1 tracked institutional filer
- Increased0
- New0
- Held0
- Decreased0
- Closed0
- No prior filing1
| Filer | Shares | Value | Change |
|---|---|---|---|
| Pacific Wealth Management | 1,287 | $396K | — |
KeyVex tracks a curated set of large 13F filers plus the largest positions in recent filings, so this is a sample of institutional activity, not the whole market.
Insider Trading
Net shares bought (+) or sold (−) on the open market by ONTO insiders, by quarter · Form 4
Recent Insider Transactions
524 transactions on record · newest first
| Insider | Type | Shares | Price | Value | Date | |
|---|---|---|---|---|---|---|
| MILLER DAVID BRIANDirector · Director | Sale | −2,000 | $300.00 | $600K | Sep 29, 2026 | Form 4 ↗ |
| Lynch Susan DDirector · Director | Sale | −1,000 | $302.30 | $302K | Aug 21, 2026 | Form 4 ↗ |
| Su MayDirector | Grant / award | +761 | $0.00 | $0 | May 20, 2026 | Form 4 ↗ |
| Lynch Susan DDirector | Grant / award | +761 | $0.00 | $0 | May 20, 2026 | Form 4 ↗ |
| Kelley Stephen DouglasDirector | Grant / award | +761 | $0.00 | $0 | May 20, 2026 | Form 4 ↗ |
| SCHWARTZ STEPHEN SDirector | Grant / award | +761 | $0.00 | $0 | May 20, 2026 | Form 4 ↗ |
| MILLER DAVID BRIANDirector | Grant / award | +761 | $0.00 | $0 | May 20, 2026 | Form 4 ↗ |
| SEAMS CHRISTOPHER ADirector | Grant / award | +761 | $0.00 | $0 | May 20, 2026 | Form 4 ↗ |
| YALDAEI RAMILChief Operating Officer | Tax withholding | −625 | $271.77 | $170K | May 15, 2026 | Form 4 ↗ |
| YALDAEI RAMILChief Operating Officer | Tax withholding | −218 | $271.77 | $59K | May 15, 2026 | Form 4 ↗ |
| OH Yoon AhSVP, Gen Counsel & Corp Sec | Tax withholding | −530 | $271.77 | $144K | May 15, 2026 | Form 4 ↗ |
| Dolev IdoEVP, Prod Solutions Grp | Tax withholding | −819 | $207.50 | $170K | Mar 3, 2026 | Form 4 ↗ |
| YALDAEI RAMILChief Operating Officer | Tax withholding | −615 | $207.50 | $128K | Mar 3, 2026 | Form 4 ↗ |
| OH Yoon AhSVP, Gen Counsel & Corp Sec | Tax withholding | −417 | $207.50 | $87K | Mar 3, 2026 | Form 4 ↗ |
| Plisinski Michael PChief Executive Officer · Director | Tax withholding | −3,742 | $207.50 | $776K | Mar 3, 2026 | Form 4 ↗ |
| Chen ShirleySVP Customer Success | Grant / award | +2,523 | $0.00 | $0 | Mar 2, 2026 | Form 4 ↗ |
| Dolev IdoEVP, Prod Solutions Grp | Grant / award | +3,440 | $0.00 | $0 | Mar 2, 2026 | Form 4 ↗ |
| YALDAEI RAMILChief Operating Officer | Grant / award | +7,683 | $0.00 | $0 | Mar 2, 2026 | Form 4 ↗ |
| OH Yoon AhSVP, Gen Counsel & Corp Sec | Grant / award | +2,408 | $0.00 | $0 | Mar 2, 2026 | Form 4 ↗ |
| Plisinski Michael PChief Executive Officer · Director | Grant / award | +14.5K | $0.00 | $0 | Mar 2, 2026 | Form 4 ↗ |
Fund Holders
Mutual funds and ETFs holding ONTO · SEC Form N-PORT
| Fund | Shares | Value | % of fund | As of |
|---|---|---|---|---|
| iShares Core S&P Mid-Cap ETF iShares Trust | 1.7M | $644.3M | 0.52% | Jun 30, 2026 |
| VANGUARD TOTAL STOCK MARKET INDEX FUND VANGUARD INDEX FUNDS | 1.6M | $598.1M | 0.03% | Jun 30, 2026 |
| VANGUARD SMALL-CAP INDEX FUND VANGUARD INDEX FUNDS | 1.1M | $431.7M | 0.23% | Jun 30, 2026 |
| VANGUARD SMALL-CAP GROWTH INDEX FUND VANGUARD INDEX FUNDS | 657.8K | $249.0M | 0.53% | Jun 30, 2026 |
| VANGUARD EXTENDED MARKET INDEX FUND VANGUARD INDEX FUNDS | 570.3K | $215.8M | 0.22% | Jun 30, 2026 |
| VANGUARD INFORMATION TECHNOLOGY INDEX FUND VANGUARD WORLD FUND | 629.3K | $162.5M | 0.09% | May 31, 2026 |
| State Street SPDR S&P MidCap 400SM ETF Trust SPDR S&P MIDCAP 400 ETF TRUST | 382.7K | $144.8M | 0.52% | Jun 30, 2026 |
| Invesco Discovery Fund AIM Counselor Series Trust (Invesco Counselor Series Trust) | 436.6K | $112.7M | 1.44% | May 31, 2026 |
| VIP Mid Cap Portfolio Variable Insurance Products Fund III | 283.0K | $107.1M | 1.12% | Jun 30, 2026 |
| Pacer US Large Cap Cash Cows Growth Leaders ETF Pacer Funds Trust | 344.7K | $101.7M | 4.68% | Apr 30, 2026 |
Mutual funds and ETFs whose N-PORT filings list ONTO's shares (CUSIP 683344105), each fund at its latest report since Mar 8, 2026, largest positions first. Bonds, options and short positions are left out.
Activist & Passive Stakes
Schedule 13D / 13G beneficial-ownership filings
No 13D/13G beneficial-ownership filings on record.
Corporate Lobbying
Estimated quarterly lobbying spending reported under the LDA, filings naming onto innovation as client
- THE GALLAGHER GROUP, LLCONTO INNOVATION, INC. · 2026 Q2 · TRD, SCI$30K
Filing ↗ - THE GALLAGHER GROUP, LLCONTO INNOVATION, INC. · 2026 Q1 · TRD, SCI$30K
Filing ↗ - THE GALLAGHER GROUP, LLCONTO INNOVATION, INC. · 2025 Q4 · TRD, SCI$30K
Filing ↗ - THE GALLAGHER GROUP, LLCONTO INNOVATION, INC. · 2025 Q3 · TRD, SCI$30K
Filing ↗ - THE GALLAGHER GROUP, LLCONTO INNOVATION, INC. · 2025 Q2 · TRD, SCI$30K
Filing ↗
Government Contracts
Federal awards to ONTO INNOVATION INC. · USAspending
No federal contract awards found for ONTO INNOVATION INC..
U.S. Patents
Recent USPTO applications naming ONTO INNOVATION INC.
No USPTO patent applications found for ONTO INNOVATION INC..
Annual Financials
From ONTO's 10-K filings · XBRL
No annual XBRL figures on record for ONTO. KeyVex's fundamentals cover about 130 large companies so far.
Stock Splits
Every split and reverse split in the price history
No stock splits in ONTO's price history.
Material Events (8-K)
Corporate events filed with the SEC
- 8-K · Items 2.01, 7.01, 9.01Acquisition or disposition · Reg FD disclosureAug 10, 2026
EDGAR ↗ - 8-K · Items 2.02, 9.01Results of operationsAug 6, 2026
EDGAR ↗ - 8-K · Items 1.01, 2.03, 3.02, 8.01, 9.01Material agreement · Direct financial obligation · Unregistered sale of equityMay 21, 2026
EDGAR ↗ - 8-K · Items 5.07, 9.01Shareholder voteMay 20, 2026
EDGAR ↗ - 8-K · Items 8.01, 9.01Other eventsMay 18, 2026
EDGAR ↗ - 8-K · Items 2.02, 9.01Results of operationsMay 5, 2026
EDGAR ↗
About ONTO INNOVATION INC.
From SEC EDGAR company records
Industry (SIC 3829)Measuring & Controlling Devices, NEC
SectorTechnology
HeadquartersWILMINGTON, MA
IncorporatedDE
SEC CIK0000704532 ↗
Former namesNANOMETRICS INC