Position in SRRK
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$58,287,680
+$24,297,572 QoQ
Shares Held
1,059,776
+53.3% QoQ
Ownership
0.870%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
#27
of 304 holders
Holding Since
Jun 2024
9 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in SRRK Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026Clearbridge Investments, LLC holds $2,924,434,154 across 28 Biotechnology names. SRRK ranks #13 (2.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
2,342,915 | $1,163,796,167 | |
| 2 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
1,259,483 | $379,142,167 | |
| 3 | ARGX |
Argenx SE
|
253,776 | $235,445,759 | |
| 4 | TGTX |
Tg Therapeutics, Inc.
|
2,650,192 | $145,601,548 | |
| 5 | PTGX |
Protagonist Therapeutics, Inc
|
725,335 | $88,911,564 | |
| 6 | RYTM |
Rhythm Pharmaceuticals, Inc.
|
696,473 | $77,329,397 | |
| 7 | INSM |
INSMED Inc
|
715,922 | $76,331,603 | |
| 8 | MIRM |
Mirum Pharmaceuticals, Inc.
|
639,734 | $74,893,659 |
All Filings in SRRK
Export CSV
9 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $58,287,680 | 1,059,776 | Shares | Sole | 2026-08-13 | |
| 2026-03-31 | $33,990,108 | 691,418 | Shares | Sole | 2026-05-13 | |
| 2025-12-31 | $13,015,673 | 295,475 | Shares | Sole | 2026-02-11 | |
| 2025-09-30 | $12,976,240 | 348,449 | Shares | Sole | 2025-11-13 | |
| 2025-06-30 | $10,073,873 | 284,412 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $11,043,267 | 343,492 | Shares | Sole | 2025-05-13 | |
| 2024-12-31 | $18,212,216 | 421,384 | Shares | Sole | 2025-02-12 | |
| 2024-09-30 | $7,404,403 | 924,395 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $6,223,384 | 747,105 | Shares | Sole | 2024-08-27 | |
| No filing history on record for this holder in this stock. | ||||||