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.
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
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
SA
Situational Awareness
San Francisco,
California
|
+$98.8M |
| 2 |
Macquarie Group
Sydney, NSW 2000,
Australia
|
+$78.2M |
| 3 |
Massachusetts Financial Services
Boston,
Massachusetts
|
+$70.9M |
| 4 |
Pictet Asset Management
Carouge,
Switzerland
|
+$50.8M |
| 5 |
Grantham, Mayo, Van Otterloo & Co (GMO)
Boston,
Massachusetts
|
+$47.9M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Artisan Partners
Milwaukee,
Wisconsin
|
-$253M |
| 2 |
Franklin Resources
San Mateo,
California
|
-$58.2M |
| 3 |
Neuberger Berman Group
New York
|
-$51.6M |
| 4 |
Prudential Financial
Newark,
New Jersey
|
-$49.2M |
| 5 |
N
Nuveen
Charlotte,
North Carolina
|
-$35.8M |
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.