RENAISSANCE TECHNOLOGIES LLC
Position in PRTA — Prothena Corp Public Ltd Co
CIK 1037389
NEW YORK, NY
Position in PRTA
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$6,829,650
+$924,605 QoQ
Shares Held
697,615
+14.8% QoQ
Ownership
1.36%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#18
of 187 holders
Holding Since
Mar 2020
26 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, 2026RENAISSANCE TECHNOLOGIES LLC holds $3,952,606,887 across 312 Biotechnology names. PRTA ranks #69 (0.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | EXEL |
Exelixis, Inc.
|
13,427,993 | $730,617,099 | |
| 2 | CORT |
Corcept Therapeutics Inc
|
5,261,628 | $457,498,554 | |
| 3 | INCY |
Incyte Corp
|
3,512,132 | $398,135,283 | |
| 4 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
320,008 | $158,957,573 | |
| 5 | JAZZ |
Jazz Pharmaceuticals plc
|
562,073 | $135,442,730 | |
| 6 | RPRX |
Royalty Pharma plc
|
1,935,800 | $108,540,306 | |
| 7 | TVTX |
Travere Therapeutics, Inc.
|
1,833,079 | $104,137,217 | |
| 8 | GMAB |
Genmab A/S
|
3,517,850 | $96,635,339 |
All Filings in PRTA
Export CSV
26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $6,829,650 | 697,615 | Shares | Sole | 2026-08-13 | |
| 2026-03-31 | $5,905,045 | 607,515 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $4,159,168 | 435,515 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $3,623,888 | 371,300 | Shares | Sole | 2025-11-13 | |
| 2025-06-30 | $547,514 | 90,200 | Shares | Sole | 2025-08-13 | |
| 2025-03-31 | $2,968,762 | 239,900 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 | $2,796,315 | 201,900 | Shares | Sole | 2025-02-13 | |
| 2024-09-30 | $3,058,244 | 182,800 | Shares | Sole | 2024-11-13 | |
| 2024-06-30 | $6,800,880 | 329,500 | Shares | Sole | 2024-08-09 | |
| 2024-03-31 | $9,652,869 | 389,700 | Shares | Sole | 2024-05-13 | |
| 2023-12-31 | $12,202,972 | 335,800 | Shares | Sole | 2024-02-13 | |
| 2023-09-30 | $12,573,950 | 260,600 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $22,109,064 | 323,800 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $19,741,831 | 407,300 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $28,612,725 | 474,900 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $38,615,247 | 636,900 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $18,624,900 | 686,000 | Shares | Sole | 2022-08-12 | |
| 2022-03-31 | $14,415,894 | 394,200 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $13,179,920 | 266,800 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $18,320,356 | 257,200 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $12,251,003 | 238,300 | Shares | Sole | 2021-08-13 | |
| 2021-03-31 | $7,259,680 | 289,000 | Shares | Sole | 2021-05-13 | |
| 2020-12-31 | $3,771,140 | 314,000 | Shares | Sole | 2021-02-10 | |
| 2020-09-30 | $2,649,348 | 265,200 | Shares | Sole | 2020-11-13 | |
| 2020-06-30 | $4,058,082 | 387,962 | Shares | Sole | 2020-08-13 | |
| 2020-03-31 | $908,430 | 84,900 | Shares | Sole | 2020-05-14 | |
| No filing history on record for this holder in this stock. | ||||||