Position in OSTX
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$51,298
-$5,547 QoQ
Shares Held
26,999
-33.0% QoQ
Ownership
0.059%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#16
of 29 holders
Holding Since
Dec 2025
3 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in OSTX Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026JANE STREET GROUP, LLC holds $1,372,940,661 across 293 Biotechnology names. OSTX ranks #243 (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 OSTX
Export CSV
3 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $51,298 | 26,999 | Shares | Defined | 2026-08-14 | |
| 2026-03-31 | $56,845 | 40,316 | Shares | Defined | 2026-05-12 | |
| 2025-12-31 | $38,836 | 27,740 | Shares | Defined | 2026-02-12 | |
| No filing history on record for this holder in this stock. | ||||||