Position in MRKR
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$24,742
-$22,451 QoQ
Shares Held
16,832
-53.6% QoQ
Ownership
0.101%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#18
of 35 holders
Holding Since
Sep 2020
11 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in MRKR Over Time
Shares Held
Position Value (USD)
Derivatives in MRKR
reported options exposure · as of Sep 30, 2021CallValue
$35,828
CallShares
2,120
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 Biotechnology
Healthcare · as of Jun 30, 2026JANE STREET GROUP, LLC holds $1,364,050,815 across 292 Biotechnology names. MRKR ranks #269 (0.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | BBIO |
BridgeBio Pharma, Inc.
|
2,934,193 | $218,538,693 | |
| 2 | MDGL |
Madrigal Pharmaceuticals, Inc.
|
191,541 | $102,847,939 | |
| 3 | AXSM |
Axsome Therapeutics, Inc.
|
403,995 | $98,885,855 | |
| 4 | TGTX |
Tg Therapeutics, Inc.
|
1,752,646 | $96,290,370 | |
| 5 | EXEL |
Exelixis, Inc.
|
1,402,438 | $76,306,651 | |
| 6 | QURE |
uniQure N.V.
|
1,610,483 | $74,178,846 | |
| 7 | HALO |
Halozyme Therapeutics, Inc.
|
694,684 | $54,372,915 | |
| 8 | TVTX |
Travere Therapeutics, Inc.
|
938,699 | $53,327,489 |
All Filings in MRKR
Export CSV
12 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $24,742 | 16,832 | Shares | Defined | 2026-08-14 | |
| 2026-03-31 | $47,193 | 36,303 | Shares | Defined | 2026-05-12 | |
| 2025-12-31 | $60,371 | 40,518 | Shares | Defined | 2026-02-12 | |
| 2025-06-30 | $33,353 | 21,800 | Shares | Defined | 2025-08-14 | |
| 2022-12-31 | $3,340 | 12,374 | Shares | Defined | 2023-02-15 | |
| 2022-06-30 | $21,576 | 65,384 | Shares | Defined | 2022-08-16 | |
| 2021-12-31 | $80,917 | 85,177 | Shares | Defined | 2022-02-15 | |
| 2021-09-30 | $35,828 | 21,200 | Call | Defined | 2021-11-16 | |
| 2021-06-30 | $99,324 | 35,600 | Call | Defined | 2021-08-16 | |
| 2021-06-30 | $70,271 | 25,187 | Shares | Defined | 2021-08-16 | |
| 2021-03-31 | $55,480 | 24,768 | Shares | Defined | 2021-05-18 | |
| 2020-09-30 | $36,614 | 24,410 | Shares | Defined | 2020-11-17 | |
| No filing history on record for this holder in this stock. | ||||||