Position in BBIO
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$25,998,128
+$8,069,714 QoQ
Shares Held
350,096
+49.4% QoQ
Ownership
0.179%
of shares outstanding
% of Portfolio
0.06%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2020
12 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in BBIO Over Time
Shares Held
Position Value (USD)
Derivatives in BBIO
reported options exposure · as of Dec 31, 2025CallValue
$6,975,888
CallShares
91,200
PutValue
$940,827
PutShares
12,300
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, 2026Balyasny Asset Management L.P. holds $2,162,785,356 across 177 Biotechnology names. BBIO ranks #24 (1.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TERN |
Terns Pharmaceuticals, Inc.
|
2,779,445 | $146,532,340 | |
| 2 | ERAS |
Erasca, Inc.
|
5,143,985 | $83,229,677 | |
| 3 | TNGX |
Tango Therapeutics, Inc.
|
3,826,659 | $80,053,706 | |
| 4 | APLS |
Apellis Pharmaceuticals, Inc.
|
1,917,501 | $77,141,065 | |
| 5 | BMRN |
Biomarin Pharmaceutical Inc
|
1,362,752 | $76,981,860 | |
| 6 | CYTK |
Cytokinetics Inc
|
992,545 | $65,418,640 | |
| 7 | DAWN |
Day One Biopharmaceuticals, Inc.
|
2,625,235 | $56,285,038 | |
| 8 | FOLD |
AMICUS THERAPEUTICS, INC.
|
3,827,513 | $55,345,837 |
All Filings in BBIO
Export CSV
22 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $25,998,128 | 350,096 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $940,827 | 12,300 | Put | Sole | 2026-02-17 | |
| 2025-12-31 | $17,928,414 | 234,389 | Shares | Sole | 2026-02-17 | |
| 2025-12-31 | $6,975,888 | 91,200 | Call | Sole | 2026-02-17 | |
| 2025-09-30 | $638,862 | 12,300 | Put | Sole | 2025-11-14 | |
| 2025-09-30 | $52,702,323 | 1,014,677 | Shares | Sole | 2025-11-14 | |
| 2025-09-30 | $5,375,790 | 103,500 | Call | Sole | 2025-11-14 | |
| 2025-06-30 | $3,851,656 | 89,200 | Call | Sole | 2025-08-14 | |
| 2025-06-30 | $548,386 | 12,700 | Put | Sole | 2025-08-14 | |
| 2025-06-30 | $70,885,151 | 1,641,620 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $439,039 | 12,700 | Put | Sole | 2025-05-15 | |
| 2025-03-31 | $27,658,592 | 800,075 | Shares | Sole | 2025-05-15 | |
| 2025-03-31 | $670,658 | 19,400 | Call | Sole | 2025-05-15 | |
| 2024-09-30 | $504,108 | 19,800 | Put | Sole | 2024-11-14 | |
| 2024-09-30 | $1,779,654 | 69,900 | Call | Sole | 2024-11-14 | |
| 2024-09-30 | $13,208,800 | 518,806 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $5,250,402 | 207,280 | Shares | Sole | 2024-08-14 | |
| 2023-03-31 | $3,649,092 | 220,090 | Shares | Sole | 2023-05-15 | |
| 2022-09-30 | $248,500 | 25,000 | Call | Sole | 2022-11-15 | |
| 2022-03-31 | $373,377 | 36,786 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $812,316 | 48,700 | Call | Sole | 2022-02-14 | |
| 2020-12-31 | $3,555,500 | 50,000 | Call | Sole | 2021-02-16 | |
| No filing history on record for this holder in this stock. | ||||||