ONTO INNOVATION INC. - Common Stock (ONTO)

CUSIP: 683344105

Q1 2025 13F Holders as of 31 Mar 2025

Holder snapshot 7 signals
Share change
-444,352
Put/Call ratio
90%
SEC-reported price per share
$121.34
Number of holders
466
Value change
-$211,168,537
Number of buys
241
Open additional details 1 more signal available
Number of sells
272
Security identity Names, identifiers, and filing context for this profile. 1 source field
Shares outstanding
49,756,727

Security key

683344105

Report period

Q1 2025

Institutions

466

Top holders

10

Ownership snapshot

Top reported holders of ONTO - ONTO INNOVATION INC. - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
BlackRock, Inc.
Disclosed value leader
BlackRock, Inc.
Comparable rows
15/15
Latest evidence
31 Dec 2024
13F Lead comparable stake: 12% Showing 1-6 of 15 holder rows.

Quick read

BlackRock, Inc. leads the comparable SEC ownership view at 12%.

15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens BlackRock, Inc.'s linked filing trail.
Comparable ownership Top 5
BlackRock, Inc. 12%
VANGUARD GROUP INC 10%
JPMORGAN CHASE & CO 4.4%
FRANKLIN RESOURCES INC 3.1%
STATE STREET CORP 3.1%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
BlackRock, Inc.
13F
Company
13F
12%
$1,006,646,799
6,039,760 shares
31 Dec 2024
VANGUARD GROUP INC
13F
Company
13F
10%
$861,040,053
5,166,137 shares
31 Dec 2024
JPMORGAN CHASE & CO
13F
Company
13F
4.4%
$365,380,451
2,192,238 shares
31 Dec 2024
FRANKLIN RESOURCES INC
13F
Company
13F
3.1%
$258,883,130
1,553,271 shares
31 Dec 2024
STATE STREET CORP
13F
Company
13F
3.1%
$254,176,083
1,525,026 shares
31 Dec 2024
Artisan Partners Limited Partnership
13F
Company
13F
3%
$252,530,384
1,515,152 shares
31 Dec 2024
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q1 2025

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions
466
Shares
46,398,369
Rows available
466
Investor Option Weight % Change % SEC-reported value * Price Shares Share Change Activity Report Period

* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q1 2025 vs Q1 2025 Across Filers

Q1 2025 holders
466
Q1 2025 holders
466
Holder diff
0
Investor Q1 2025 Shares Q1 2025 Shares Share Diff Share Chg % Q1 2025 value Q1 2025 value Value change Value Chg %
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