Logos Global Management LP
Position in JANX — Janux Therapeutics, Inc.
CIK 1792126
San Francisco, CA
Position in JANX
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$13,900,000
+$100,000 QoQ
Shares Held
1,000,000
0.0% QoQ
Ownership
1.64%
of shares outstanding
% of Portfolio
0.72%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2021
12 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in JANX Over Time
Shares Held
Position Value (USD)
Derivatives in JANX
reported options exposure · as of Sep 30, 2025CallValue
$12,220,000
CallShares
500,000
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 Mar 31, 2026Logos Global Management LP holds $1,835,814,678 across 59 Biotechnology names. JANX ranks #37 (0.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | RVMD |
Revolution Medicines, Inc.
|
2,000,000 | $194,500,000 | |
| 2 | ERAS |
Erasca, Inc.
|
11,150,000 | $180,407,000 | |
| 3 | IDYA |
IDEAYA Biosciences, Inc.
|
3,450,000 | $114,954,000 | |
| 4 | PRAX |
Praxis Precision Medicines, Inc.
|
285,000 | $91,824,150 | |
| 5 | CNTA |
Centessa Pharmaceuticals plc
|
2,125,000 | $84,405,000 | |
| 6 | TERN |
Terns Pharmaceuticals, Inc.
|
1,500,000 | $79,080,000 | |
| 7 | ABVX |
Abivax S.A.
|
675,000 | $75,161,250 | |
| 8 | TNGX |
Tango Therapeutics, Inc.
|
3,000,000 | $62,760,000 |
All Filings in JANX
Export CSV
14 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $13,900,000 | 1,000,000 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $13,800,000 | 1,000,000 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $22,851,400 | 935,000 | Shares | Sole | 2025-11-14 | |
| 2025-09-30 | $12,220,000 | 500,000 | Call | Sole | 2025-11-14 | |
| 2025-06-30 | $23,100,000 | 1,000,000 | Shares | Sole | 2025-08-14 | |
| 2025-06-30 | $11,550,000 | 500,000 | Call | Sole | 2025-08-14 | |
| 2025-03-31 | $44,550,000 | 1,650,000 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $66,925,000 | 1,250,000 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $45,430,000 | 1,000,000 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $31,417,500 | 750,000 | Shares | Sole | 2024-08-27 | |
| 2024-03-31 | $5,647,500 | 150,000 | Shares | Sole | 2024-05-15 | |
| 2021-12-31 | $3,653,917 | 185,196 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $5,345,248 | 247,122 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $13,650,693 | 547,122 | Shares | Sole | 2021-08-17 | |
| No filing history on record for this holder in this stock. | ||||||