Position in JANX
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$1,367,689
+$916,333 QoQ
Shares Held
98,395
+200.8% QoQ
Ownership
0.161%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2021
8 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in JANX Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026D. E. Shaw & Co., Inc. holds $4,371,472,260 across 180 Biotechnology names. JANX ranks #130 (0.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | INSM |
INSMED Inc
|
5,625,825 | $919,934,903 | |
| 2 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
1,059,062 | $350,411,843 | |
| 3 | BBIO |
BridgeBio Pharma, Inc.
|
2,545,486 | $189,027,789 | |
| 4 | PCVX |
Vaxcyte, Inc.
|
2,865,318 | $166,503,628 | |
| 5 | EXEL |
Exelixis, Inc.
|
3,603,063 | $154,535,371 | |
| 6 | HALO |
Halozyme Therapeutics, Inc.
|
1,868,708 | $120,774,597 | |
| 7 | PTCT |
Ptc Therapeutics, Inc.
|
1,640,381 | $111,759,157 | |
| 8 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
248,960 | $111,170,598 |
All Filings in JANX
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8 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $1,367,689 | 98,395 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $451,356 | 32,707 | Shares | Defined | 2026-02-17 | |
| 2024-09-30 | $3,815,620 | 83,989 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $4,097,805 | 97,823 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $2,057,120 | 54,638 | Shares | Defined | 2024-05-15 | |
| 2022-03-31 | $164,623 | 11,480 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $547,921 | 27,771 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $998,354 | 46,156 | Shares | Defined | 2021-11-15 | |
| No filing history on record for this holder in this stock. | ||||||