PRICE T ROWE ASSOCIATES INC /MD/
Position in PHAT — Phathom Pharmaceuticals, Inc.
CIK 80255
BALTIMORE, MD
Position in PHAT
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$582,752
-$32,255 QoQ
Shares Held
52,453
+41.5% QoQ
Ownership
0.065%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2020
19 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, 2026PRICE T ROWE ASSOCIATES INC /MD/ holds $14,301,022,166 across 256 Biotechnology names. PHAT ranks #174 (0.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ARGX |
Argenx SE
|
3,374,955 | $2,464,560,888 | |
| 2 | REGN |
Regeneron Pharmaceuticals, Inc.
|
2,177,527 | $1,682,444,460 | |
| 3 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
1,760,122 | $785,964,877 | |
| 4 | INSM |
INSMED Inc
|
3,092,807 | $505,735,799 | |
| 5 | KYMR |
Kymera Therapeutics, Inc.
|
6,060,847 | $504,807,946 | |
| 6 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
1,432,748 | $474,053,330 | |
| 7 | ASND |
Ascendis Pharma A/S
|
1,530,345 | $350,035,811 | |
| 8 | RVMD |
Revolution Medicines, Inc.
|
3,232,213 | $314,332,713 |
All Filings in PHAT
Export CSV
19 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $582,752 | 52,453 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $615,007 | 37,071 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $375,686 | 31,919 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $288,697 | 30,104 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $169,371 | 27,013 | Shares | Defined | 2025-05-14 | |
| 2024-12-31 | $208,204 | 25,641 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $380,565 | 21,049 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $211,922 | 20,575 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $207,865 | 19,573 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $158,871 | 17,401 | Shares | Defined | 2024-02-16 | |
| 2023-09-30 | $138,895 | 13,394 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $192,346 | 13,432 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $107,585 | 15,068 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $167,739 | 14,950 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $162,155 | 14,635 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $87,269 | 10,340 | Shares | Sole | 2022-08-15 | |
| 2020-12-31 | $2,691,517 | 81,021 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $5,150,741 | 140,462 | Shares | Sole | 2020-11-16 | |
| 2020-06-30 | $5,837,180 | 177,368 | Shares | Sole | 2020-08-14 | |
| No filing history on record for this holder in this stock. | ||||||