Position in PRTA
as of Jun 30, 2026
· filed Aug 10, 2026
Position Value
$717,088
+$5,128 QoQ
Shares Held
73,247
0.0% QoQ
Ownership
0.143%
of shares outstanding
% of Portfolio
0.19%
of 13F equity value
Holder Rank
#54
of 188 holders
Holding Since
Mar 2021
22 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in PRTA Over Time
Shares Held
Position Value (USD)
Derivatives in PRTA
reported options exposure · as of Sep 30, 2022CallValue
$3,183,075
CallShares
52,500
PutValue
$1,667,325
PutShares
27,500
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Biotechnology
Healthcare · as of Jun 30, 2026DCF Advisers, LLC holds $72,469,035 across 22 Biotechnology names. PRTA ranks #15 (1.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ARGX |
Argenx SE
|
14,200 | $13,174,334 | |
| 2 | CRVS |
Corvus Pharmaceuticals, Inc.
|
637,500 | $9,524,250 | |
| 3 | HELP |
Cybin Inc.
|
1,434,988 | $9,485,270 | |
| 4 | REGN |
Regeneron Pharmaceuticals, Inc.
|
9,250 | $5,767,745 | |
| 5 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
11,500 | $5,712,395 | |
| 6 | NAMS |
NewAmsterdam Pharma Co N.V.
|
141,000 | $4,778,490 | |
| 7 | INCY |
Incyte Corp
|
41,500 | $4,704,440 | |
| 8 | IMRX |
Immuneering Corp
|
790,000 | $3,942,100 |
All Filings in PRTA
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $717,088 | 73,247 | Shares | Sole | 2026-08-10 | |
| 2026-03-31 | $711,960 | 73,247 | Shares | Sole | 2026-05-11 | |
| 2025-12-31 | $1,869,383 | 195,747 | Shares | Sole | 2026-02-11 | |
| 2025-09-30 | $1,959,290 | 200,747 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $949,955 | 156,500 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $2,413,125 | 195,000 | Shares | Sole | 2025-05-09 | |
| 2024-12-31 | $1,433,475 | 103,500 | Shares | Sole | 2025-02-11 | |
| 2024-09-30 | $1,798,475 | 107,500 | Shares | Sole | 2024-11-13 | |
| 2024-06-30 | $2,218,800 | 107,500 | Shares | Sole | 2024-08-12 | |
| 2024-03-31 | $2,650,390 | 107,000 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $3,052,560 | 84,000 | Shares | Sole | 2024-02-13 | |
| 2023-09-30 | $4,002,337 | 82,950 | Shares | Sole | 2023-11-13 | |
| 2023-06-30 | $5,786,730 | 84,750 | Shares | Sole | 2023-08-09 | |
| 2023-03-31 | $4,083,597 | 84,250 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $4,464,525 | 74,100 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $4,122,840 | 68,000 | Shares | Sole | 2022-11-14 | |
| 2022-09-30 | $3,183,075 | 52,500 | Call | Sole | 2022-11-14 | |
| 2022-09-30 | $1,667,325 | 27,500 | Put | Sole | 2022-11-14 | |
| 2022-06-30 | $1,842,290 | 67,856 | Shares | Sole | 2022-08-11 | |
| 2022-03-31 | $91,425 | 2,500 | Call | Sole | 2022-05-13 | |
| 2022-03-31 | $2,779,320 | 76,000 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $2,964,000 | 60,000 | Shares | Sole | 2022-02-10 | |
| 2021-09-30 | $4,273,800 | 60,000 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $3,174,567 | 61,750 | Shares | Sole | 2021-08-13 | |
| 2021-03-31 | $1,151,902 | 45,856 | Shares | Sole | 2021-05-12 | |
| No filing history on record for this holder in this stock. | ||||||