Position in MYGN
as of Mar 31, 2026
· filed May 12, 2026
Position Value
$5,411,389
+$5,076,725 QoQ
Shares Held
1,202,531
+2109.8% QoQ
Ownership
1.26%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2020
22 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in MYGN Over Time
Shares Held
Position Value (USD)
Derivatives in MYGN
reported options exposure · as of Mar 31, 2022CallValue
$980,280
CallShares
38,900
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 Diagnostics & Research
Healthcare · as of Jun 30, 2026JANE STREET GROUP, LLC holds $941,973,796 across 32 Diagnostics & Research names.
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | GH |
Guardant Health, Inc.
|
1,783,444 | $267,570,103 | |
| 2 | NTRA |
Natera, Inc.
|
926,986 | $251,630,349 | |
| 3 | ILMN |
Illumina, Inc.
|
372,628 | $65,519,180 | |
| 4 | ICLR |
Icon PLC
|
374,800 | $65,106,507 | |
| 5 | RVTY |
Revvity, Inc.
|
576,014 | $64,087,317 | |
| 6 | IDXX |
Idexx Laboratories Inc /De
|
105,108 | $55,333,055 | |
| 7 | IQV |
Iqvia Holdings Inc.
|
282,508 | $54,586,195 | |
| 8 | DHR |
Danaher Corp /De/
|
189,123 | $36,024,147 |
All Filings in MYGN
Export CSV
32 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $5,411,389 | 1,202,531 | Shares | Defined | 2026-05-12 | |
| 2025-12-31 | $334,664 | 54,417 | Shares | Defined | 2026-02-12 | |
| 2025-09-30 | $1,619,707 | 224,026 | Shares | Defined | 2025-11-14 | |
| 2025-03-31 | $1,896,635 | 213,826 | Shares | Defined | 2025-05-19 | |
| 2024-12-31 | $249,082 | 18,168 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $3,319,146 | 121,181 | Shares | Defined | 2024-11-15 | |
| 2024-06-30 | $2,482,615 | 101,497 | Shares | Defined | 2024-08-15 | |
| 2024-03-31 | $741,636 | 34,786 | Shares | Defined | 2024-05-16 | |
| 2023-12-31 | $1,202,105 | 62,806 | Shares | Defined | 2024-02-15 | |
| 2023-09-30 | $666,590 | 41,558 | Shares | Defined | 2023-11-15 | |
| 2023-06-30 | $2,408,192 | 103,891 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $1,568,465 | 67,519 | Shares | Defined | 2023-05-16 | |
| 2022-12-31 | $432,020 | 29,774 | Shares | Defined | 2023-02-15 | |
| 2022-09-30 | $392,418 | 20,567 | Shares | Defined | 2022-11-15 | |
| 2022-03-31 | $980,280 | 38,900 | Call | Defined | 2022-05-17 | |
| 2022-03-31 | $852,112 | 33,814 | Shares | Defined | 2022-05-17 | |
| 2021-12-31 | $582,415 | 21,102 | Shares | Defined | 2022-02-15 | |
| 2021-09-30 | $206,656 | 6,400 | Put | Defined | 2021-11-16 | |
| 2021-09-30 | $452,060 | 14,000 | Call | Defined | 2021-11-16 | |
| 2021-06-30 | $204,886 | 6,700 | Put | Defined | 2021-08-16 | |
| 2021-06-30 | $697,224 | 22,800 | Call | Defined | 2021-08-16 | |
| 2021-06-30 | $648,296 | 21,200 | Shares | Defined | 2021-08-16 | |
| 2021-03-31 | $347,130 | 11,400 | Call | Defined | 2021-05-18 | |
| 2021-03-31 | $394,813 | 12,966 | Shares | Defined | 2021-05-18 | |
| 2020-12-31 | $1,003,999 | 50,784 | Shares | Defined | 2021-02-17 | |
| 2020-12-31 | $601,008 | 30,400 | Call | Defined | 2021-02-17 | |
| 2020-12-31 | $241,194 | 12,200 | Put | Defined | 2021-02-17 | |
| 2020-09-30 | $695,735 | 53,354 | Shares | Defined | 2020-11-17 | |
| 2020-09-30 | $230,808 | 17,700 | Call | Defined | 2020-11-17 | |
| 2020-06-30 | $471,686 | 41,595 | Shares | Defined | 2020-08-17 | |
| 2020-06-30 | $153,090 | 13,500 | Put | Defined | 2020-08-17 | |
| 2020-06-30 | $257,418 | 22,700 | Call | Defined | 2020-08-17 | |
| No filing history on record for this holder in this stock. | ||||||