Position in PRTA
as of Jun 30, 2026
· filed Aug 12, 2026
Position Value
$48,950
+$350 QoQ
Shares Held
5,000
0.0% QoQ
Ownership
0.010%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#128
of 187 holders
Holding Since
Jun 2025
5 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in PRTA Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026BROWN BROTHERS HARRIMAN & CO holds $12,921,641 across 41 Biotechnology names. PRTA ranks #13 (0.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
8,785 | $4,363,773 | |
| 2 | RVMD |
Revolution Medicines, Inc.
|
15,000 | $2,809,200 | |
| 3 | PCVX |
Vaxcyte, Inc.
|
38,033 | $2,210,858 | |
| 4 | INCY |
Incyte Corp
|
8,005 | $907,446 | |
| 5 | REGN |
Regeneron Pharmaceuticals, Inc.
|
1,115 | $695,247 | |
| 6 | MRNA |
Moderna, Inc.
|
8,626 | $604,078 | |
| 7 | TECH |
BIO-TECHNE Corp
|
4,971 | $351,201 | |
| 8 | TTRX |
Turn Therapeutics Inc.
|
23,688 | $172,922 |
All Filings in PRTA
Export CSV
5 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $48,950 | 5,000 | Shares | Sole | 2026-08-12 | |
| 2026-03-31 | $48,600 | 5,000 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $47,750 | 5,000 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $48,800 | 5,000 | Shares | Sole | 2025-11-13 | |
| 2025-06-30 | $30,350 | 5,000 | Shares | Sole | 2025-08-11 | |
| No filing history on record for this holder in this stock. | ||||||