Position in ONTO
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$9,275,809
-$7,185,980 QoQ
Shares Held
24,510
-69.5% QoQ
Ownership
0.050%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
#178
of 686 holders
Holding Since
Dec 2020
14 quarters on record
Voting authority
Sole 50%
Shared 50%
None 0%
Common Shares in ONTO Over Time
Shares Held
Position Value (USD)
Derivatives in ONTO
reported options exposure · as of Mar 31, 2026CallValue
$512,675
CallShares
2,500
PutValue
$0
PutShares
0
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Semiconductor Equipment & Materials
Technology · as of Jun 30, 2026TUDOR INVESTMENT CORP ET AL holds $147,399,385 across 15 Semiconductor Equipment & Materials names. ONTO ranks #5 (6.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | FORM |
Formfactor Inc
|
251,905 | $40,287,166 | |
| 2 | AEHR |
Aehr Test Systems
|
204,550 | $19,649,073 | |
| 3 | LRCX |
Lam Research Corp
|
44,412 | $19,245,051 | |
| 4 | Q |
Qnity Electronics, Inc.
|
99,253 | $16,209,007 | |
| 5 | ONTO |
Onto Innovation Inc.
This page
|
24,510 | $9,275,809 | |
| 6 | AMKR |
Amkor Technology, Inc.
|
106,660 | $9,197,291 | |
| 7 | KLAC |
Kla Corp
|
28,806 | $8,691,058 | |
| 8 | UCTT |
Ultra Clean Holdings, Inc.
|
44,249 | $6,309,464 |
All Filings in ONTO
Export CSV
19 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $9,275,809 | 24,510 | Shares | Defined | 2026-08-14 | |
| 2026-03-31 | $16,461,789 | 80,274 | Shares | Defined | 2026-05-15 | |
| 2026-03-31 | $512,675 | 2,500 | Call | Defined | 2026-05-15 | |
| 2025-12-31 | $7,234,092 | 45,826 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $400,582 | 3,100 | Put | Defined | 2025-12-09 | |
| 2025-09-30 | $258,440 | 2,000 | Call | Defined | 2025-12-09 | |
| 2025-06-30 | $15,267,983 | 151,273 | Shares | Defined | 2025-08-14 | |
| 2025-06-30 | $827,626 | 8,200 | Put | Defined | 2025-08-14 | |
| 2025-06-30 | $756,975 | 7,500 | Call | Defined | 2025-08-14 | |
| 2025-03-31 | $618,834 | 5,100 | Call | Defined | 2025-05-15 | |
| 2025-03-31 | $388,288 | 3,200 | Put | Defined | 2025-05-15 | |
| 2024-12-31 | $10,861,383 | 65,167 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $23,703,144 | 114,199 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $34,186,370 | 155,704 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $15,021,310 | 82,954 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $10,780,979 | 70,510 | Shares | Defined | 2024-02-14 | |
| 2023-06-30 | $4,414,329 | 37,901 | Shares | Defined | 2023-08-14 | |
| 2021-03-31 | $1,248,555 | 19,001 | Shares | Defined | 2021-05-17 | |
| 2020-12-31 | $2,040,227 | 42,907 | Shares | Defined | 2021-02-16 | |
| No filing history on record for this holder in this stock. | ||||||