Position in ERAS
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$3,782,402
-$294,359 QoQ
Shares Held
206,463
-18.1% QoQ
Ownership
0.059%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#87
of 257 holders
Holding Since
Sep 2022
7 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in ERAS Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026Rafferty Asset Management, LLC holds $335,902,097 across 164 Biotechnology names. ERAS ranks #12 (1.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
65,798 | $32,683,840 | |
| 2 | REGN |
Regeneron Pharmaceuticals, Inc.
|
38,534 | $24,027,490 | |
| 3 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
55,332 | $16,656,591 | |
| 4 | MRNA |
Moderna, Inc.
|
111,906 | $7,836,777 | |
| 5 | INCY |
Incyte Corp
|
44,663 | $5,062,997 | |
| 6 | APGE |
Apogee Therapeutics, Inc.
|
33,369 | $4,429,067 | |
| 7 | TWST |
Twist Bioscience Corp
|
40,732 | $4,190,508 | |
| 8 | ORKA |
Oruka Therapeutics, Inc.
|
43,110 | $4,102,778 |
All Filings in ERAS
Export CSV
7 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $3,782,402 | 206,463 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $4,076,761 | 251,963 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $487,390 | 131,019 | Shares | Sole | 2026-02-13 | |
| 2024-12-31 | $526,475 | 209,751 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $633,824 | 232,170 | Shares | Sole | 2024-11-13 | |
| 2022-12-31 | $1,234,345 | 286,391 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $686,134 | 87,966 | Shares | Sole | 2022-11-14 | |
| No filing history on record for this holder in this stock. | ||||||