O
Onto Innovation
ONTO · HBM & Packaging
$304.73
-14.59 (-4.57%)
As of Jul 15, 2026 close
Institutional Ownership — Q1 2026 (filed through May 29)
Institutional Holders
567
+81 vs Q4 2025
Shares Held
47.5M
-391K QoQ
% of Shares Out
43.6%
21.7M held with sole discretion
Value Held
$14.5B
at $304.73 · Jul 15, 2026 close
5%+ Owners
3
via 13G/13D
% of Shares Out counts only shares held with sole investment discretion. Where two managers share discretion, Form 13F requires each to report the full position, so summing every filer exceeds 100% of shares outstanding for widely-held names.
Holder Map
Block size ∝ position · color = QoQ changeWhale Activity — Q1 2026 Filings
Increased195
Decreased173
New position137
Closed56
Institutional Shares Held by Quarter
Holders
Sortable · search holders| Source | % of Shrs Out | Period | |||||
|---|---|---|---|---|---|---|---|
| BlackRock, Inc. | 13F | 5,534,265 | +602,439 +12.2% | $1.1B | 11.1% | Mar 31, 2026 | |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 13F | 2,743,019 | +2,743,019 new | $562.5M | 5.5% | Mar 31, 2026 | |
| VANGUARD CAPITAL MANAGEMENT LLC | 13F | 2,222,852 | +2,222,852 new | $455.8M | 4.5% | Mar 31, 2026 | |
| STATE STREET CORP | 13F | 1,499,684 | +40,406 +2.8% | $307.6M | 3.0% | Mar 31, 2026 | |
| GEODE CAPITAL MANAGEMENT, LLC | 13F | 1,211,014 | +83,482 +7.4% | $248.4M | 2.4% | Mar 31, 2026 | |
| Point72 Asset Management, L.P. | 13F | 1,203,658 | +818,891 +212.8% | $246.8M | 2.4% | Mar 31, 2026 | |
| PARADIGM CAPITAL MANAGEMENT INC/NY | 13F | 1,102,438 | -23,400 -2.1% | $226.1M | 2.2% | Mar 31, 2026 | |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | 13F | 964,213 | -762,374 -44.2% | $197.7M | 1.9% | Mar 31, 2026 | |
| VOYA INVESTMENT MANAGEMENT LLC | 13F | 917,155 | -54,087 -5.6% | $187.8M | 1.8% | Mar 31, 2026 | |
| FMR LLC | 13F | 828,977 | +377,622 +83.7% | $170.0M | 1.7% | Mar 31, 2026 | |
| Thrivent Financial for Lutherans | 13F | 739,292 | -221,619 -23.1% | $151.6M | 1.5% | Mar 31, 2026 | |
| D. E. Shaw & Co., Inc. | 13F | 722,578 | +205,389 +39.7% | $148.2M | 1.5% | Mar 31, 2026 | |
| GENEVA CAPITAL MANAGEMENT LLC | 13F | 705,943 | -125,398 -15.1% | $144.8M | 1.4% | Mar 31, 2026 | |
| DIMENSIONAL FUND ADVISORS LP | 13F | 677,502 | +28,137 +4.3% | $138.9M | 1.4% | Mar 31, 2026 | |
| Fisher Asset Management, LLC | 13F | 649,981 | -52,018 -7.4% | $133.3M | 1.3% | Mar 31, 2026 | |
| Invesco Ltd. | 13F | 632,803 | +505,862 +398.5% | $129.8M | 1.3% | Mar 31, 2026 | |
| PRICE T ROWE ASSOCIATES INC /MD/ | 13F | 605,783 | -74,483 -10.9% | $124.2M | 1.2% | Mar 31, 2026 | |
| JANE STREET GROUP, LLC | 13F | 604,688 | +602,673 +29909.3% | $124.0M | 1.2% | Mar 31, 2026 | |
| AQR CAPITAL MANAGEMENT LLC | 13F | 590,809 | -24,842 -4.0% | $121.2M | 1.2% | Mar 31, 2026 | |
| FRANKLIN RESOURCES INC | 13F | 579,203 | -773,798 -57.2% | $118.8M | 1.2% | Mar 31, 2026 | |
| Bank of New York Mellon Corp | 13F | 567,805 | -32,988 -5.5% | $116.4M | 1.1% | Mar 31, 2026 | |
| JENNISON ASSOCIATES LLC | 13F | 564,305 | -116,517 -17.1% | $115.7M | 1.1% | Mar 31, 2026 | |
| WELLINGTON MANAGEMENT GROUP LLP | 13F | 543,892 | -674,656 -55.4% | $111.5M | 1.1% | Mar 31, 2026 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 13F | 529,565 | +25,258 +5.0% | $108.6M | 1.1% | Mar 31, 2026 | |
| MARSHALL WACE, LLP | 13F | 483,070 | +53,377 +12.4% | $99.1M | 1.0% | Mar 31, 2026 | |
| GOLDMAN SACHS GROUP INC | 13F | 482,278 | +26,797 +5.9% | $98.9M | 1.0% | Mar 31, 2026 | |
| NORTHERN TRUST CORP | 13F | 456,017 | +10,770 +2.4% | $93.5M | 0.9% | Mar 31, 2026 | |
| UBS Group AG | 13F | 439,435 | +182,704 +71.2% | $90.1M | 0.9% | Mar 31, 2026 | |
| MORGAN STANLEY | 13F | 436,025 | -31,164 -6.7% | $89.4M | 0.9% | Mar 31, 2026 | |
| T. Rowe Price Investment Management, Inc. | 13F | 414,786 | +84,371 +25.5% | $85.1M | 0.8% | Mar 31, 2026 | |
| Channing Capital Management, LLC | 13F | 360,102 | -158,780 -30.6% | $73.8M | 0.7% | Mar 31, 2026 | |
| Allspring Global Investments Holdings, LLC | 13F | 359,998 | +88,388 +32.5% | $76.2M | 0.7% | Mar 31, 2026 | |
| Bridgewater Associates, LP | 13F | 348,405 | +255,269 +274.1% | $71.4M | 0.7% | Mar 31, 2026 | |
| WESTFIELD CAPITAL MANAGEMENT CO LP | 13F | 326,960 | -156,122 -32.3% | $67.0M | 0.7% | Mar 31, 2026 | |
| Driehaus Capital Management LLC | 13F | 320,534 | -28,480 -8.2% | $65.7M | 0.6% | Mar 31, 2026 | |
| ROYCE & ASSOCIATES LP | 13F | 317,109 | -48,626 -13.3% | $65.0M | 0.6% | Mar 31, 2026 | |
| JPMORGAN CHASE & CO | 13F | 316,196 | -65,435 -17.1% | $59.8M | 0.6% | Mar 31, 2026 | |
| TWO SIGMA INVESTMENTS, LP | 13F | 312,662 | +226,207 +261.6% | $64.1M | 0.6% | Mar 31, 2026 | |
| VANGUARD FIDUCIARY TRUST CO | 13F | 310,154 | +310,154 new | $63.6M | 0.6% | Mar 31, 2026 | |
| AMERIPRISE FINANCIAL INC | 13F | 309,404 | +197,346 +176.1% | $63.4M | 0.6% | Mar 31, 2026 | |
| GLENVIEW CAPITAL MANAGEMENT, LLC | 13F | 299,721 | -115,091 -27.7% | $61.5M | 0.6% | Mar 31, 2026 | |
| CITADEL ADVISORS LLC | 13F | 296,570 | +157,804 +113.7% | $60.8M | 0.6% | Mar 31, 2026 | |
| BNP PARIBAS FINANCIAL MARKETS | 13F | 282,350 | +57,827 +25.8% | $57.9M | 0.6% | Mar 31, 2026 | |
| SEGALL BRYANT & HAMILL, LLC | 13F | 275,689 | -123,516 -30.9% | $56.5M | 0.6% | Mar 31, 2026 | |
| TimesSquare Capital Management, LLC | 13F | 267,934 | +34,823 +14.9% | $54.9M | 0.5% | Mar 31, 2026 | |
| Penserra Capital Management LLC | 13F | 254,578 | +17,366 +7.3% | $52.2M | 0.5% | Mar 31, 2026 | |
| RAYMOND JAMES FINANCIAL INC | 13F | 252,923 | -29,677 -10.5% | $49.9M | 0.5% | Mar 31, 2026 | |
| Defiance ETFs, LLC | 13F | 249,860 | +12,648 +5.3% | $51.2M | 0.5% | Mar 31, 2026 | |
| NEW YORK STATE COMMON RETIREMENT FUND | 13F | 239,402 | +19,881 +9.1% | $49.1M | 0.5% | Mar 31, 2026 | |
| SG Capital Management LLC | 13F | 229,486 | +113,337 +97.6% | $47.1M | 0.5% | Mar 31, 2026 |
Page 1 of 12
Derivatives Institutional Owners
13F put/call positions · excluded from ownership totals| Type | Period | |||||
|---|---|---|---|---|---|---|
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Put | 88,500 | +55,100 +165.0% | $18.1M | Mar 31, 2026 | |
| PEAK6 LLC | Call | 80,200 | +80,200 new | $16.4M | Mar 31, 2026 | |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Call | 70,900 | +1,400 +2.0% | $14.5M | Mar 31, 2026 | |
| CITADEL ADVISORS LLC | Put | 48,700 | +23,000 +89.5% | $10.0M | Mar 31, 2026 | |
| CITADEL ADVISORS LLC | Call | 47,000 | +23,400 +99.2% | $9.6M | Mar 31, 2026 | |
| JANE STREET GROUP, LLC | Put | 37,500 | +29,900 +393.4% | $7.7M | Mar 31, 2026 | |
| JANE STREET GROUP, LLC | Call | 23,300 | -11,900 -33.8% | $4.8M | Mar 31, 2026 | |
| CITIGROUP INC | Call | 19,400 | +19,400 new | $4.0M | Mar 31, 2026 | |
| Twin Tree Management, LP | Put | 12,300 | +6,100 +98.4% | $2.5M | Mar 31, 2026 | |
| Walleye Trading LLC | Put | 3,500 | -1,600 -31.4% | $717.7K | Mar 31, 2026 | |
| TUDOR INVESTMENT CORP ET AL | Call | 2,500 | +2,500 new | $512.7K | Mar 31, 2026 | |
| TWO SIGMA INVESTMENTS, LP | Call | 2,000 | +2,000 new | $410.1K | Mar 31, 2026 | |
| Dockside LLC | Put | 1,690 | +1,690 new | $346.6K | Mar 31, 2026 | |
| TWO SIGMA INVESTMENTS, LP | Put | 1,100 | +1,100 new | $225.6K | Mar 31, 2026 | |
| Walleye Trading LLC | Call | 1,100 | -600 -35.3% | $225.6K | Mar 31, 2026 | |
| Walleye Capital LLC | Call | 600 | -300 -33.3% | $123.0K | Mar 31, 2026 | |
| Cerity Partners LLC | Call | 300 | +300 new | $61.5K | Mar 31, 2026 |
Ownership Events — 13G / 13D
Event-driven, scanned dailyVanguard Capital Management crosses 5.0% Initial Schedule 13G · 2,602,830 shares reported | 13G | Apr 29, 2026 |
Vanguard Portfolio Management crosses 5.0% Initial Schedule 13G · 2,751,547 shares reported | 13G | Apr 29, 2026 |
BlackRock, Inc. reports 10.3% (from 11.3%) Schedule 13G/A · amendment | 13G/A | Oct 17, 2025 |
BlackRock, Inc. reports 11.3% Schedule 13G/A · amendment | 13G/A | Apr 29, 2025 |
VANGUARD GROUP INC reports —% Schedule 13G/A · amendment | 13G/A | Feb 13, 2024 |
BlackRock Inc. reports —% Schedule 13G/A · amendment | 13G/A | Jan 23, 2024 |
VANGUARD GROUP INC reports —% Schedule 13G/A · amendment | 13G/A | Feb 9, 2023 |
BlackRock Inc. reports —% Schedule 13G/A · amendment | 13G/A | Jan 23, 2023 |
Quarterly holdings from SEC Form 13F-HR structured data sets (filed within 45 days of quarter end); 5%+ ownership events from Schedule 13G/13D filings scanned daily via EDGAR. Each row links to the source filing. Est. Avg Cost is a rolling-average estimate — each quarter's added shares priced at that quarter's 13F value ÷ shares, split-adjusted, with history beginning 2024-Q2; positions with one quarter of history or a data-quality flag show “—”.