Position in GNSS
as of Jun 30, 2026
· filed Sep 2, 2026
Position Value
$544,530
-$57,587 QoQ
Shares Held
320,312
-3.2% QoQ
Ownership
0.703%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#11
of 42 holders
Holding Since
Jun 2020
23 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in GNSS Over Time
Shares Held
Position Value (USD)
Derivatives in GNSS
reported options exposure · as of Jun 30, 2026CallValue
$22,100
CallShares
13,000
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 Scientific & Technical Instruments
Technology · as of Jun 30, 2026CITADEL ADVISORS LLC holds $770,658,471 across 26 Scientific & Technical Instruments names. GNSS ranks #15 (0.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | MKSI |
Mks Inc
|
697,670 | $310,323,615 | |
| 2 | KEYS |
Keysight Technologies, Inc.
|
555,953 | $194,622,466 | |
| 3 | GRMN |
Garmin Ltd
|
281,919 | $66,967,039 | |
| 4 | COHR |
Coherent Corp.
|
161,095 | $63,547,144 | |
| 5 | NOVT |
Novanta Inc
|
481,821 | $62,039,303 | |
| 6 | VNT |
Vontier Corp
|
674,348 | $19,556,092 | |
| 7 | TDY |
Teledyne Technologies Inc
|
19,981 | $13,325,328 | |
| 8 | ITRI |
Itron, Inc.
|
121,080 | $10,477,051 |
All Filings in GNSS
Export CSV
49 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $544,530 | 320,312 | Shares | Defined | 2026-09-02 | |
| 2026-06-30 | $22,100 | 13,000 | Call | Defined | 2026-09-02 | |
| 2026-03-31 | $66,248 | 36,400 | Call | Defined | 2026-05-15 | |
| 2026-03-31 | $602,117 | 330,834 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $83,635 | 38,900 | Call | Defined | 2026-02-17 | |
| 2025-12-31 | $464,674 | 216,128 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $66,885 | 27,300 | Call | Defined | 2025-11-14 | |
| 2025-09-30 | $438,872 | 179,132 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $125,598 | 72,600 | Call | Defined | 2025-08-14 | |
| 2025-06-30 | $41,277 | 23,860 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $45,854 | 20,200 | Call | Defined | 2025-05-15 | |
| 2025-03-31 | $272,744 | 120,152 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $11,700 | 4,500 | Call | Defined | 2025-02-14 | |
| 2024-12-31 | $260 | 100 | Put | Defined | 2025-02-14 | |
| 2024-12-31 | $83,681 | 32,185 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $72,097 | 20,252 | Shares | Defined | 2024-11-14 | |
| 2024-09-30 | $4,272 | 1,200 | Call | Defined | 2024-11-14 | |
| 2024-09-30 | $356 | 100 | Put | Defined | 2024-11-14 | |
| 2024-03-31 | $13,272 | 5,600 | Call | Defined | 2024-05-15 | |
| 2024-03-31 | $948 | 400 | Put | Defined | 2024-05-15 | |
| 2024-03-31 | $105,173 | 44,377 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $1,624 | 800 | Put | Defined | 2024-02-14 | |
| 2023-12-31 | $128,705 | 63,402 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | $27,939 | 13,900 | Call | Defined | 2023-11-14 | |
| 2023-09-30 | $19,506 | 9,705 | Shares | Defined | 2023-11-14 | |
| 2023-09-30 | $2,211 | 1,100 | Put | Defined | 2023-11-14 | |
| 2023-06-30 | $29,174 | 11,221 | Shares | Defined | 2023-08-14 | |
| 2023-06-30 | $35,620 | 13,700 | Call | Defined | 2023-08-14 | |
| 2023-06-30 | $14,820 | 5,700 | Put | Defined | 2023-08-14 | |
| 2023-03-31 | $82,242 | 27,879 | Shares | Defined | 2023-05-15 | |
| 2023-03-31 | $590 | 200 | Put | Defined | 2023-05-15 | |
| 2023-03-31 | $41,595 | 14,100 | Call | Defined | 2023-05-15 | |
| 2022-12-31 | $26,270 | 7,100 | Call | Defined | 2023-02-14 | |
| 2022-12-31 | $35,446 | 9,580 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $30,747 | 11,100 | Call | Defined | 2022-11-14 | |
| 2022-06-30 | $41,275 | 12,700 | Call | Defined | 2022-08-15 | |
| 2021-12-31 | $47,537 | 11,944 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $143,486 | 27,700 | Call | Defined | 2021-11-15 | |
| 2021-09-30 | $103,600 | 20,000 | Put | Defined | 2021-11-15 | |
| 2021-06-30 | $91,976 | 16,784 | Shares | Defined | 2021-08-16 | |
| 2021-06-30 | $104,668 | 19,100 | Call | Defined | 2021-08-16 | |
| 2021-06-30 | $72,884 | 13,300 | Put | Defined | 2021-08-16 | |
| 2021-03-31 | $122,427 | 18,300 | Put | Defined | 2021-05-21 | |
| 2020-12-31 | $206,032 | 31,600 | Call | Defined | 2021-02-16 | |
| 2020-12-31 | $169,520 | 26,000 | Put | Defined | 2021-02-16 | |
| 2020-09-30 | $295,200 | 48,000 | Call | Defined | 2020-11-16 | |
| 2020-09-30 | $140,835 | 22,900 | Put | Defined | 2020-11-16 | |
| 2020-06-30 | $130,734 | 26,900 | Put | Defined | 2020-08-14 | |
| 2020-06-30 | $208,008 | 42,800 | Call | Defined | 2020-08-14 | |
| No filing history on record for this holder in this stock. | ||||||