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Onto Innovation
ONTO

475 hedge funds and large institutions have $5.74B invested in Onto Innovation in 2025 Q1 according to their latest regulatory filings, with 71 funds opening new positions, 182 increasing their positions, 164 reducing their positions, and 112 closing their positions.

New
Increased
Maintained
Reduced
Closed

22% more call options, than puts

Call options by funds: $52.3M | Put options by funds: $42.9M

11% more repeat investments, than reductions

Existing positions increased: 182 | Existing positions reduced: 164

0.19% more ownership

Funds ownership: 95.28% → 95.48% (+0.19%)

9% less funds holding

Funds holding: 520 → 475 (-45)

27% less capital invested

Capital invested by funds: $7.85B → $5.74B (-$2.11B)

33% less funds holding in top 10

Funds holding in top 10: 6 → 4 (-2)

37% less first-time investments, than exits

New positions opened: 71 | Existing positions closed: 112

Holders
475
Holders Change
-45
Holders Change %
-8.65%
% of All Funds
6.37%
Holding in Top 10
4
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-33.33%
% of All Funds
0.05%
New
71
Increased
182
Reduced
164
Closed
112
Calls
$52.3M
Puts
$42.9M
Net Calls
+$9.45M
Net Calls Change
+$1.2M

Top Buyers

1
SA
Situational Awareness
California
+$98.8M
2
Macquarie Group
Macquarie Group
Australia
+$78.2M
3
Massachusetts Financial Services
Massachusetts Financial Services
Massachusetts
+$70.9M
4
Pictet Asset Management
Pictet Asset Management
Switzerland
+$50.8M
5
Grantham, Mayo, Van Otterloo & Co (GMO)
Grantham, Mayo, Van Otterloo & Co (GMO)
Massachusetts
+$47.9M

Top Sellers

1
Artisan Partners
Artisan Partners
Wisconsin
-$253M
2
Franklin Resources
Franklin Resources
California
-$58.2M
3
Neuberger Berman Group
Neuberger Berman Group
New York
-$51.6M
4
Prudential Financial
Prudential Financial
New Jersey
-$49.2M
5
N
Nuveen
North Carolina
-$35.8M
Name Holding Trade Value Shares
Change 		Change in
Stake
BSA
476
Braun Stacey Associates
New York
– -$18.2M -109,136 Closed
National Bank of Canada
477
National Bank of Canada
Quebec, Canada
– -$15M -90,000 Closed
Point72 Asset Management
478
Point72 Asset Management
Connecticut
– -$13.3M -80,045 Closed
Tudor Investment Corp
479
Tudor Investment Corp
Connecticut
– -$11M -65,167 Closed
RCMU
480
Rokos Capital Management (UK)
United Kingdom
– -$10.3M -61,703 Closed
FGP
481
Freestone Grove Partners
California
– -$9.7M -58,208 Closed
Arrowstreet Capital
482
Arrowstreet Capital
Massachusetts
– -$7.75M -46,482 Closed
PAMP
483
Polar Asset Management Partners
Ontario, Canada
– -$7.7M -46,200 Closed
IG
484
ING Group
Netherlands
– -$6.5M -39,000 Closed
OCM
485
Osterweis Capital Management
California
– -$5.11M -30,647 Closed
CSS
486
Cubist Systematic Strategies
Connecticut
– -$4.82M -28,620 Closed
ZDA
487
Zweig-DiMenna Associates
New York
– -$4.57M -27,400 Closed
Bank of Nova Scotia
488
Bank of Nova Scotia
Ontario, Canada
– -$4.48M -26,869 Closed
Axa
489
Axa
France
– -$4.36M -26,187 Closed
4A
490
4D Advisors
California
– -$4.17M -25,000 Closed
SCM
491
SG Capital Management
Illinois
– -$3.91M -23,473 Closed
JG
492
Jain Global
New York
– -$3.89M -23,329 Closed
RBI
493
Raiffeisen Bank International
Austria
– -$3.86M -23,000 Closed
ECM
494
ExodusPoint Capital Management
New York
– -$3.76M -22,543 Closed
AAP
495
Ardsley Advisory Partners
Connecticut
– -$3.57M -21,400 Closed
Voloridge Investment Management
496
Voloridge Investment Management
Florida
– -$3.1M -18,625 Closed
KC
497
Katamaran Capital
United Kingdom
– -$2.41M -14,440 Closed
MFS
498
Mirabella Financial Services
United Kingdom
– -$2M -12,029 Closed
LCM
499
Landscape Capital Management
New Jersey
– -$1.63M -9,807 Closed
CCS
500
Concentric Capital Strategies
Connecticut
– -$1.63M -9,795 Closed
18 19
20
21 22

ONTO Hedge Fund Activity: Q1 2025 in Review

475 of the 7,457 institutional investors tracked by Wall St. Rank reported a position in Onto Innovation (ONTO) for Q1 2025, worth a combined $5.74B — down 27% from $7.85B a quarter earlier.

Sellers outnumbered buyers: 112 funds closed out of ONTO and 71 opened new positions — a net loss of 41 holders — while 164 trimmed existing stakes and 182 added.

The largest buyer was Situational Awareness, opening a new position worth an estimated $98.8M. The largest seller was Artisan Partners, exiting entirely with an estimated $253M sold.

  • 475 institutional investors held Onto Innovation (ONTO) as of Q1 2025, down from 520 in Q4 2024.
  • Funds reported $5.74B of Onto Innovation stock for Q1 2025, down 27% quarter-over-quarter.
  • 71 funds opened new Onto Innovation positions in Q1 2025 and 112 closed out, a net change of -41 holders.
  • The largest Onto Innovation buyer in Q1 2025 was Situational Awareness, an estimated $98.8M added.
  • The largest Onto Innovation seller in Q1 2025 was Artisan Partners, an estimated $253M sold.

Based on aggregated 13F filings for Q1 2025.