Position in COHR
as of Mar 31, 2026
· filed May 12, 2026
Position Value
$91,622,949
-$568,681,762 QoQ
Shares Held
384,631
-89.2% QoQ
Ownership
0.197%
of shares outstanding
% of Portfolio
0.12%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2022
15 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in COHR Over Time
Shares Held
Position Value (USD)
Derivatives in COHR
reported options exposure · as of Mar 31, 2026CallValue
$340,592,658
CallShares
1,429,800
PutValue
$299,048,834
PutShares
1,255,400
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 Scientific & Technical Instruments
Technology · as of Mar 31, 2026JANE STREET GROUP, LLC holds $736,921,362 across 17 Scientific & Technical Instruments names. COHR ranks #2 (12.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | KEYS |
Keysight Technologies, Inc.
|
1,237,217 | $349,352,962 | |
| 2 | COHR |
Coherent Corp.
This page
|
384,631 | $91,622,949 | |
| 3 | FTV |
Fortive Corp
|
1,412,678 | $78,092,838 | |
| 4 | TDY |
Teledyne Technologies Inc
|
107,488 | $65,031,313 | |
| 5 | MKSI |
Mks Inc
|
243,253 | $55,901,971 | |
| 6 | ESE |
Esco Technologies Inc
|
124,731 | $35,095,560 | |
| 7 | CGNX |
Cognex Corp
|
470,858 | $23,067,332 | |
| 8 | TRMB |
Trimble Inc.
|
335,267 | $21,869,466 |
All Filings in COHR
Export CSV
29 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $91,622,949 | 384,631 | Shares | Defined | 2026-05-12 | |
| 2026-03-31 | $340,592,658 | 1,429,800 | Call | Defined | 2026-05-12 | |
| 2026-03-31 | $299,048,834 | 1,255,400 | Put | Defined | 2026-05-12 | |
| 2025-12-31 | $94,204,528 | 510,400 | Put | Defined | 2026-02-12 | |
| 2025-12-31 | $93,613,904 | 507,200 | Call | Defined | 2026-02-12 | |
| 2025-12-31 | $660,304,711 | 3,577,530 | Shares | Defined | 2026-02-12 | |
| 2025-09-30 | $47,526,064 | 441,200 | Put | Defined | 2025-11-14 | |
| 2025-09-30 | $23,989,244 | 222,700 | Call | Defined | 2025-11-14 | |
| 2025-09-30 | $7,323,235 | 67,984 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $13,809,708 | 154,800 | Call | Defined | 2025-08-14 | |
| 2025-06-30 | $7,407,195 | 83,031 | Shares | Defined | 2025-08-14 | |
| 2025-06-30 | $25,915,505 | 290,500 | Put | Defined | 2025-08-14 | |
| 2025-03-31 | $2,257,118 | 34,757 | Shares | Defined | 2025-05-19 | |
| 2025-03-31 | $24,060,270 | 370,500 | Call | Defined | 2025-05-19 | |
| 2025-03-31 | $17,371,450 | 267,500 | Put | Defined | 2025-05-19 | |
| 2024-12-31 | $32,350,295 | 341,500 | Call | Defined | 2025-02-14 | |
| 2024-12-31 | $14,213,478 | 150,042 | Shares | Defined | 2025-02-14 | |
| 2024-12-31 | $15,033,651 | 158,700 | Put | Defined | 2025-02-14 | |
| 2024-09-30 | $11,647,210 | 131,000 | Put | Defined | 2024-11-15 | |
| 2024-09-30 | $33,118,975 | 372,500 | Call | Defined | 2024-11-15 | |
| 2024-09-30 | $987,078 | 11,102 | Shares | Defined | 2024-11-15 | |
| 2024-06-30 | $7,287,447 | 100,572 | Shares | Defined | 2024-08-15 | |
| 2024-03-31 | $3,666,053 | 60,476 | Shares | Defined | 2024-05-16 | |
| 2023-12-31 | $4,515,018 | 103,722 | Shares | Defined | 2024-02-15 | |
| 2023-09-30 | $3,268,405 | 100,135 | Shares | Defined | 2023-11-15 | |
| 2023-06-30 | $13,345,492 | 261,779 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $2,116,751 | 55,587 | Shares | Defined | 2023-05-16 | |
| 2022-12-31 | $3,735,271 | 106,418 | Shares | Defined | 2023-02-15 | |
| 2022-09-30 | $2,806,853 | 80,541 | Shares | Defined | 2022-11-15 | |
| No filing history on record for this holder in this stock. | ||||||