Position in PHAT
as of Mar 31, 2026
· filed May 14, 2026
Position Value
$16,596,717
-$7,110,625 QoQ
Shares Held
1,493,854
+4.5% QoQ
Ownership
1.85%
of shares outstanding
% of Portfolio
7.19%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2023
10 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in PHAT Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026Catalys Pacific, LLC holds $230,711,688 across 2 Biotechnology names. PHAT ranks #2 (7.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | MLYS |
Mineralys Therapeutics, Inc.
|
7,903,838 | $214,114,971 | |
| 2 | PHAT |
Phathom Pharmaceuticals, Inc.
This page
|
1,493,854 | $16,596,717 |
All Filings in PHAT
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10 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $16,596,717 | 1,493,854 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $23,707,342 | 1,429,014 | Shares | Sole | 2026-02-10 | |
| 2025-09-30 | $13,736,931 | 1,167,114 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $11,192,623 | 1,167,114 | Shares | Sole | 2025-08-13 | |
| 2025-03-31 | $7,317,804 | 1,167,114 | Shares | Sole | 2025-08-13 | |
| 2024-12-31 | $9,476,965 | 1,167,114 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $20,296,101 | 1,122,572 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $7,436,208 | 721,962 | Shares | Sole | 2024-08-13 | |
| 2024-03-31 | $7,667,236 | 721,962 | Shares | Sole | 2024-05-14 | |
| 2023-12-31 | $6,591,513 | 721,962 | Shares | Sole | 2024-02-14 | |
| No filing history on record for this holder in this stock. | ||||||