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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
MAM
226
Morse Asset Management
Connecticut
$858K +$835K +4,959 +235%
CP
227
CenterBook Partners
Connecticut
$851K +$537K +3,192 +83%
TAM
228
Tealwood Asset Management
Minnesota
$840K +$1.17M +6,923 New
X
229
Xponance
Pennsylvania
$833K +$9.6K +57 +0.8%
LTAS
230
Linden Thomas Advisory Services
North Carolina
$826K +$13.5K +80 +1%
GCP
231
GSA Capital Partners
United Kingdom
$818K +$1.14M +6,744 New
N
232
Natixis
France
$816K -$2.63M -15,635 -69%
TCM
233
Tributary Capital Management
Nebraska
$770K +$43.4K +258 +4%
QCM
234
Quantinno Capital Management
New York
$759K +$647K +3,843 +159%
TRCT
235
Tower Research Capital (TRC)
New York
$742K -$750K -4,452 -42%
GC
236
Guggenheim Capital
Illinois
$738K -$81K -481 -7%
CWM
237
Circle Wealth Management
New Jersey
$731K +$78.1K +464 +8%
VPIM
238
Vanguard Personalized Indexing Management
California
$712K -$135K -803 -12%
Robeco Institutional Asset Management
239
Robeco Institutional Asset Management
Netherlands
$706K – – –
SOADOR
240
State of Alaska Department of Revenue
Alaska
$701K +$25.3K +150 +3%
BJL
241
Brighton Jones LLC
Washington
$701K -$18.2K -108 -2%
PNC Financial Services Group
242
PNC Financial Services Group
Pennsylvania
$692K -$107K -635 -10%
OBAM
243
ODDO BHF Asset Management
France
$680K +$10.6K +63 +1%
ACM
244
Argent Capital Management
Missouri
$666K +$482K +2,864 +109%
IB
245
Intrust Bank
Kansas
$660K +$14.8K +88 +2%
Empower Advisory Group
246
Empower Advisory Group
Colorado
$660K – – –
M&T Bank
247
M&T Bank
New York
$652K -$1.21M -7,205 -57%
Mercer Global Advisors
248
Mercer Global Advisors
Colorado
$646K +$5.05K +30 +0.6%
Two Sigma Investments
249
Two Sigma Investments
New York
$641K +$568K +3,374 +177%
HA
250
Huntleigh Advisors
Missouri
$641K +$50.5K +300 +6%
8 9
10
11 12

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.