Position in IDXX
as of Mar 31, 2026
· filed May 12, 2026
Position Value
$8,427,225
+$2,328,985 QoQ
Shares Held
14,998
+66.4% QoQ
Ownership
0.019%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in IDXX Over Time
Shares Held
Position Value (USD)
Derivatives in IDXX
reported options exposure · as of Mar 31, 2026CallValue
$5,450,333
CallShares
9,700
PutValue
$5,394,144
PutShares
9,600
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 Diagnostics & Research
Healthcare · as of Mar 31, 2026JANE STREET GROUP, LLC holds $146,344,169 across 28 Diagnostics & Research names. IDXX ranks #5 (5.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | NTRA |
Natera, Inc.
|
263,677 | $52,732,762 | |
| 2 | TWST |
Twist Bioscience Corp
|
601,163 | $28,567,265 | |
| 3 | ADPT |
Adaptive Biotechnologies Corp
|
682,182 | $9,468,686 | |
| 4 | TMO |
Thermo Fisher Scientific Inc.
|
17,167 | $8,438,095 | |
| 5 | IDXX |
Idexx Laboratories Inc /De
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|
14,998 | $8,427,225 | |
| 6 | A |
Agilent Technologies, Inc.
|
60,577 | $6,904,565 | |
| 7 | QGEN |
Qiagen N.V.
|
160,639 | $6,431,985 | |
| 8 | MYGN |
Myriad Genetics Inc
|
1,202,531 | $5,411,389 |
All Filings in IDXX
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $5,394,144 | 9,600 | Put | Defined | 2026-05-12 | |
| 2026-03-31 | $5,450,333 | 9,700 | Call | Defined | 2026-05-12 | |
| 2026-03-31 | $8,427,225 | 14,998 | Shares | Defined | 2026-05-12 | |
| 2025-12-31 | $9,877,338 | 14,600 | Call | Defined | 2026-02-12 | |
| 2025-12-31 | $6,098,240 | 9,014 | Shares | Defined | 2026-02-12 | |
| 2025-12-31 | $22,190,184 | 32,800 | Put | Defined | 2026-02-12 | |
| 2025-09-30 | $20,952,397 | 32,795 | Shares | Defined | 2025-11-14 | |
| 2025-09-30 | $6,133,344 | 9,600 | Put | Defined | 2025-11-14 | |
| 2025-09-30 | $26,705,602 | 41,800 | Call | Defined | 2025-11-14 | |
| 2025-06-30 | $11,692,212 | 21,800 | Call | Defined | 2025-08-14 | |
| 2025-06-30 | $4,397,988 | 8,200 | Put | Defined | 2025-08-14 | |
| 2025-06-30 | $7,095,241 | 13,229 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $3,175,241 | 7,561 | Shares | Defined | 2025-05-19 | |
| 2025-03-31 | $10,750,720 | 25,600 | Put | Defined | 2025-05-19 | |
| 2025-03-31 | $5,627,330 | 13,400 | Call | Defined | 2025-05-19 | |
| 2024-12-31 | $3,762,304 | 9,100 | Call | Defined | 2025-02-14 | |
| 2024-12-31 | $10,973,111 | 26,541 | Shares | Defined | 2025-02-14 | |
| 2024-12-31 | $16,082,816 | 38,900 | Put | Defined | 2025-02-14 | |
| 2024-09-30 | $20,562,454 | 40,700 | Put | Defined | 2024-11-15 | |
| 2024-09-30 | $1,175,646 | 2,327 | Shares | Defined | 2024-11-15 | |
| 2024-09-30 | $7,325,690 | 14,500 | Call | Defined | 2024-11-15 | |
| 2024-06-30 | $20,970,061 | 43,042 | Shares | Defined | 2024-08-15 | |
| 2024-03-31 | $12,557,151 | 23,257 | Shares | Defined | 2024-05-16 | |
| 2023-12-31 | $14,522,882 | 26,165 | Shares | Defined | 2024-02-15 | |
| 2023-09-30 | $5,442,262 | 12,446 | Shares | Defined | 2023-11-15 | |
| 2023-06-30 | $15,104,566 | 30,075 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $7,781,244 | 15,560 | Shares | Defined | 2023-05-16 | |
| 2022-12-31 | $12,449,715 | 30,517 | Shares | Defined | 2023-02-15 | |
| 2022-09-30 | $6,527,728 | 20,036 | Shares | Defined | 2022-11-15 | |
| 2022-06-30 | $22,486,000 | 64,112 | Shares | Defined | 2022-08-16 | |
| 2022-03-31 | $13,184,146 | 24,100 | Call | Defined | 2022-05-17 | |
| 2022-03-31 | $12,199,438 | 22,300 | Put | Defined | 2022-05-17 | |
| 2022-03-31 | $3,914,760 | 7,156 | Shares | Defined | 2022-05-17 | |
| 2021-12-31 | $12,642,432 | 19,200 | Call | Defined | 2022-02-15 | |
| 2021-12-31 | $42,338,978 | 64,300 | Put | Defined | 2022-02-15 | |
| 2021-12-31 | $11,145,092 | 16,926 | Shares | Defined | 2022-02-15 | |
| 2021-09-30 | $12,712,879 | 20,442 | Shares | Defined | 2021-11-16 | |
| 2021-09-30 | $45,212,130 | 72,700 | Put | Defined | 2021-11-16 | |
| 2021-09-30 | $36,318,960 | 58,400 | Call | Defined | 2021-11-16 | |
| 2021-06-30 | $42,377,005 | 67,100 | Call | Defined | 2021-08-16 | |
| 2021-06-30 | $12,079,025 | 19,126 | Shares | Defined | 2021-08-16 | |
| 2021-06-30 | $16,672,920 | 26,400 | Put | Defined | 2021-08-16 | |
| 2021-03-31 | $11,596,647 | 23,700 | Put | Defined | 2021-05-18 | |
| 2021-03-31 | $12,091,827 | 24,712 | Shares | Defined | 2021-05-18 | |
| 2021-03-31 | $7,241,788 | 14,800 | Call | Defined | 2021-05-18 | |
| 2020-12-31 | $18,345,229 | 36,700 | Put | Defined | 2021-02-17 | |
| 2020-12-31 | $3,543,577 | 7,089 | Shares | Defined | 2021-02-17 | |
| 2020-12-31 | $7,697,998 | 15,400 | Call | Defined | 2021-02-17 | |
| 2020-09-30 | $2,162,105 | 5,500 | Call | Defined | 2020-11-17 | |
| 2020-09-30 | $1,454,507 | 3,700 | Put | Defined | 2020-11-17 | |
| No filing history on record for this holder in this stock. | ||||||