ONTOOnto Innovation Inc.

$294.47+140% 1Y

Who owns ONTO

677 institutions reported holding ONTO for 2026Q2, together 97% of the company, more than the 563 a quarter earlier.

677

Institutions reporting a position · as of 2026Q2 · up from 563 the quarter before

Shares held by institutions
48.5M

Shares held by institutions · 97% of the company · long US equity positions only, as reported on Form 13F

Reported value
$18.3B

Reported value · at Jun 30, 2026 prices, not today's

Top 5 holders
30%

Top 5 holders · of the whole company, between five filers

Details›
Reporting quarter2026-06-30
2026Q2
Quarters on record
42
New positions
172
Positions exited
60
Added to
178
Reduced
217
Top 10 holdersof the company
40%
Shares sold shortsettled Sep 15, 2026
2.7M
Short interestof shares outstanding
5.5%
Days to coverat the average daily volume
2.9
Change in the short positionsince the Aug 31, 2026 count
+11%
Institutional ownership by quarter, 2016Q1 to 2026Q2
QuarterFilersSharesReported value
2026Q267748.5M$18.3B
2026Q156347.8M$9.79B
2025Q447947.8M$7.54B
2025Q346947.1M$6.09B
2025Q243848.9M$4.94B
2025Q146546.8M$5.71B
2024Q451346.9M$7.82B
2024Q351547.0M$9.76B
2024Q250247.3M$10.4B
2024Q142648.5M$8.78B
2023Q438748.4M$7.41B
2023Q335448.6M$6.20B
2023Q232447.1M$5.72B
2023Q129346.5M$4.09B
2022Q429546.0M$3.13B
2022Q329646.7M$2.99B
Largest reported holders, 2026Q2
HolderShares% of companyValue
BlackRock Inc.5.5M11%$2.08B
VANGUARD GROUP INC5.4M11%$2.04B
STATE STREET CORP1.6M3.1%$588M
GEODE CAPITAL MANAGEMENT LLC1.4M2.9%$543M
Invesco Ltd.1.4M2.7%$512M
PARADIGM CAPITAL MANAGEMENT INC/NY1.1M2.2%$417M
Point72 Asset Management, L.P.1.0M1.9%$368M
FMR LLC0.9M1.8%$334M
PRICE T ROWE ASSOCIATES INC /MD/0.9M1.7%$323M
VOYA INVESTMENT MANAGEMENT LLC0.8M1.5%$285M
Short interest by settlement date, Aug 29, 2025 to Sep 15, 2026
SettlementShares shortOf shares outstandingDays to cover
Sep 15, 20262.7M5.5%2.9
Aug 31, 20262.5M4.9%2.7
Aug 14, 20262.6M5.1%2.0
Jul 31, 20262.6M5.3%2.3
Jul 15, 20262.7M5.4%2.0
Jun 30, 20262.6M5.3%1.6
Jun 15, 20262.6M5.1%2.0
May 29, 20262.0M3.9%1.3
May 15, 20261.1M2.2%1.1
Apr 30, 20261.0M2.0%1.0
Apr 15, 20261.2M2.4%1.7
Mar 31, 20261.3M2.7%1.7

SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold. The short position is FINRA's consolidated count for each twice-monthly settlement date, as a share of shares outstanding.

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