ONTO

ONTO INNOVATION INC
USCUSIP 683344105
Institutional Owners
201
+48 QoQ
13F Value Held
$3.0B
Insider Net · 180d
$0
0↑ 0↓
Recent Filings
0
Smart-money sentimentMixed
BearishBullish
13F funds (latest Q)60 adding · 38 trimming
Insider net (180d)+$0
Price history not yet available for ONTO.

Top institutional holders

201 13F filers
#FundPosition valueSharesLast moveAs of
1VANGUARD PORTFOLIO MANAGEMENT LLC
$562.5M
2.74MNewQ1 2026
2VANGUARD CAPITAL MANAGEMENT LLC
$455.8M
2.22MNewQ1 2026
3STATE STREET CORP
$307.6M
1.50MAddedQ1 2026
4Point72 Asset Management, L.P.
$246.8M
1.20MAddedQ1 2026
5PARADIGM CAPITAL MANAGEMENT INC/NY
$215.8M
1.05MReducedQ1 2026
6WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC
$197.7M
964.2KReducedQ1 2026
7Channing Capital Management, LLC
$73.8M
360.1KReducedQ1 2026
8Bridgewater Associates, LP
$71.4M
348.4KAddedQ1 2026
9WESTFIELD CAPITAL MANAGEMENT CO LP
$67.0M
327.0KReducedQ1 2026
10VANGUARD FIDUCIARY TRUST CO
$63.6M
310.2KNewQ1 2026
11SEGALL BRYANT & HAMILL, LLC
$56.5M
275.7KNewQ1 2026
12Junto Capital Management LP
$43.7M
213.2KReducedQ1 2026
13Allspring Global Investments Holdings, LLC
$42.7M
201.7KAddedQ1 2026
14Granahan Investment Management, LLC
$40.7M
198.7KAddedQ1 2026
15JACOBS LEVY EQUITY MANAGEMENT, INC
$38.9M
189.6KAddedQ1 2026
16SYSTEMATIC FINANCIAL MANAGEMENT LP
$35.0M
170.7KReducedQ1 2026
17Gotham Asset Management, LLC
$34.5M
168.4KReducedQ1 2026
18PALISADE CAPITAL MANAGEMENT, LP
$32.4M
157.8KReducedQ1 2026
19Grantham, Mayo, Van Otterloo & Co. LLC
$28.0M
136.5KNewQ1 2026
20Stephens Investment Management Group LLC
$27.8M
135.4KNewQ1 2026
21EMERALD ADVISERS, LLC
$24.3M
118.4KReducedQ1 2026
22Robeco Schweiz AG
$23.5M
114.7KReducedQ1 2026
23Freestone Grove Partners LP
$19.8M
96.5KNewQ1 2026
24DF DENT & CO INC
$19.2M
93.6KReducedQ1 2026
25PEAK6 LLC
$16.4M
80.2KAddedQ1 2026

Fund activity — latest quarter

Opened (NEW)
27
funds
Added
33
funds
Reduced
38
funds
Exited
0
funds

Insider activity (Form 4)

No Form 4 insider transactions on file yet.

Institutional ownership over time

193 funds+191 since Q2 2022
097193Q2 2022Q1 2023Q4 2023Q3 2024Q2 2025Q1 2026
funds holding aggregate valuelatest $2.7B

Funds that own ONTO also own

CompanyCo-held byCombined value
Microsoft CorporationMSFT190 funds$187.8B
Meta Platforms, Inc.META188 funds$85.8B
GOOGLE INCGOOGL186 funds$113.5B
Broadcom LtdAVGO185 funds$98.0B
Nvidia Corp. (US)NVDA184 funds$274.1B
Amazon.com, Inc.AMZN184 funds$137.9B
Lilly Eli & CoLLY183 funds$51.6B
Visa Inc. Class AV182 funds$40.4B
Apple Inc.AAPL180 funds$240.0B
Mastercard Incorporated Class AMA180 funds$31.6B
Micron Technology Inc - USMU179 funds$29.1B
Tjx Cos Inc/The - USTJX179 funds$14.5B

Ranked by how many of ONTO's institutional holders also hold each name — a cross-fund conviction signal. Via the MCP server (ticker.co_held).

Recent filings

0 shown

No filings captured for this ticker in the live stream yet.

13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for ONTO. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.