Position in BBIO
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$5,846,456
-$223,333 QoQ
Shares Held
78,497
-4.0% QoQ
Ownership
0.040%
of shares outstanding
% of Portfolio
0.18%
of 13F equity value
Holder Rank
#144
of 469 holders
Holding Since
Mar 2021
9 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in BBIO Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026CASTLEARK MANAGEMENT LLC holds $107,512,673 across 17 Biotechnology names. BBIO ranks #8 (5.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | LGND |
Ligand Pharmaceuticals Inc
|
62,043 | $19,611,171 | |
| 2 | ASND |
Ascendis Pharma A/S
|
61,696 | $16,455,557 | |
| 3 | JAZZ |
Jazz Pharmaceuticals plc
|
46,920 | $11,306,312 | |
| 4 | TGTX |
Tg Therapeutics, Inc.
|
150,990 | $8,295,390 | |
| 5 | PRAX |
Praxis Precision Medicines, Inc.
|
24,390 | $8,165,528 | |
| 6 | PTGX |
Protagonist Therapeutics, Inc
|
50,570 | $6,198,870 | |
| 7 | KRYS |
Krystal Biotech, Inc.
|
16,150 | $6,002,470 | |
| 8 | BBIO |
BridgeBio Pharma, Inc.
This page
|
78,497 | $5,846,456 |
All Filings in BBIO
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9 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $5,846,456 | 78,497 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $6,069,789 | 81,737 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $8,721,160 | 114,017 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $6,425,341 | 123,707 | Shares | Sole | 2025-11-17 | |
| 2025-06-30 | $3,361,131 | 77,840 | Shares | Sole | 2025-08-18 | |
| 2025-03-31 | $3,698,298 | 106,980 | Shares | Sole | 2025-05-15 | |
| 2022-09-30 | $899,271 | 90,470 | Shares | Sole | 2022-11-15 | |
| 2021-06-30 | $2,832,018 | 46,457 | Shares | Sole | 2021-08-17 | |
| 2021-03-31 | $6,561,016 | 106,510 | Shares | Sole | 2021-05-14 | |
| No filing history on record for this holder in this stock. | ||||||