Position in MKSI
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$18,678,956
+$1,982,733 QoQ
Shares Held
81,280
-22.2% QoQ
Ownership
0.120%
of shares outstanding
% of Portfolio
0.11%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2020
15 quarters on record
Voting authority
Sole 50.ToString("F0")%
Shared 50.ToString("F0")%
None 0.ToString("F0")%
Common Shares in MKSI Over Time
Shares Held
Position Value (USD)
Derivatives in MKSI
reported options exposure · as of Mar 31, 2026CallValue
$0
CallShares
0
PutValue
$528,563
PutShares
2,300
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, 2026TUDOR INVESTMENT CORP ET AL holds $97,618,134 across 12 Scientific & Technical Instruments names. MKSI ranks #1 (19.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | MKSI |
Mks Inc
This page
|
81,280 | $18,678,956 | |
| 2 | BMI |
Badger Meter Inc
|
109,868 | $16,738,389 | |
| 3 | GRMN |
Garmin Ltd
|
52,998 | $12,296,065 | |
| 4 | TRMB |
Trimble Inc.
|
174,684 | $11,394,637 | |
| 5 | ITRI |
Itron, Inc.
|
88,299 | $7,914,239 | |
| 6 | ST |
Sensata Technologies Holding plc
|
183,713 | $6,470,371 | |
| 7 | ESE |
Esco Technologies Inc
|
21,945 | $6,174,664 | |
| 8 | COHR |
Coherent Corp.
|
24,716 | $5,887,598 |
All Filings in MKSI
Export CSV
21 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $18,678,956 | 81,280 | Shares | Defined | 2026-05-15 | |
| 2026-03-31 | $528,563 | 2,300 | Put | Defined | 2026-05-15 | |
| 2025-12-31 | $16,696,223 | 104,482 | Shares | Defined | 2026-02-17 | |
| 2025-12-31 | $1,166,540 | 7,300 | Call | Defined | 2026-02-17 | |
| 2025-09-30 | $1,299,585 | 10,500 | Call | Defined | 2025-11-14 | |
| 2025-09-30 | $779,751 | 6,300 | Put | Defined | 2025-11-14 | |
| 2025-06-30 | $278,208 | 2,800 | Put | Defined | 2025-08-14 | |
| 2025-06-30 | $387,504 | 3,900 | Call | Defined | 2025-08-14 | |
| 2025-03-31 | $376,705 | 4,700 | Call | Defined | 2025-05-15 | |
| 2023-06-30 | $3,440,066 | 31,823 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $484,042 | 5,462 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $305,028 | 3,600 | Put | Defined | 2023-02-14 | |
| 2022-12-31 | $262,663 | 3,100 | Call | Defined | 2023-02-14 | |
| 2022-09-30 | $1,231,336 | 14,900 | Call | Defined | 2022-11-14 | |
| 2022-09-30 | $867,720 | 10,500 | Put | Defined | 2022-11-14 | |
| 2022-06-30 | $2,543,376 | 24,782 | Shares | Defined | 2022-08-15 | |
| 2021-09-30 | $5,147,691 | 34,111 | Shares | Defined | 2021-11-17 | |
| 2021-06-30 | $4,643,605 | 26,095 | Shares | Defined | 2021-08-16 | |
| 2020-12-31 | $1,626,966 | 10,814 | Shares | Defined | 2021-02-16 | |
| 2020-09-30 | $515,784 | 4,722 | Shares | Defined | 2020-11-16 | |
| 2020-06-30 | $1,299,315 | 11,474 | Shares | Defined | 2020-08-14 | |
| No filing history on record for this holder in this stock. | ||||||