RENAISSANCE TECHNOLOGIES LLC
Position in CPRX — Catalyst Pharmaceuticals, Inc.
CIK 1037389
NEW YORK, NY
Position in CPRX
as of Mar 31, 2026
· filed May 14, 2026
Position Value
$58,123,530
-$3,729,267 QoQ
Shares Held
2,347,477
-11.4% QoQ
Ownership
1.92%
of shares outstanding
% of Portfolio
0.09%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
20 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in CPRX Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026RENAISSANCE TECHNOLOGIES LLC holds $3,467,670,450 across 330 Biotechnology names. CPRX ranks #10 (1.7% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | EXEL |
Exelixis, Inc.
|
13,726,993 | $588,750,729 | |
| 2 | INCY |
Incyte Corp
|
3,651,532 | $343,682,191 | |
| 3 | CORT |
Corcept Therapeutics Inc
|
5,682,783 | $229,072,982 | |
| 4 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
421,688 | $188,300,559 | |
| 5 | JAZZ |
Jazz Pharmaceuticals plc
|
819,374 | $154,902,654 | |
| 6 | GMAB |
Genmab A/S
|
4,414,550 | $118,442,376 | |
| 7 | INVA |
Innoviva, Inc.
|
4,055,632 | $94,496,225 | |
| 8 | ARWR |
Arrowhead Pharmaceuticals, Inc.
|
1,036,495 | $64,988,236 |
All Filings in CPRX
Export CSV
20 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $58,123,530 | 2,347,477 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $61,852,797 | 2,650,077 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $69,833,151 | 3,544,830 | Shares | Sole | 2025-11-13 | |
| 2025-06-30 | $70,557,897 | 3,251,516 | Shares | Sole | 2025-08-13 | |
| 2025-03-31 | $71,690,663 | 2,956,316 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 | $56,476,640 | 2,706,116 | Shares | Sole | 2025-02-13 | |
| 2024-09-30 | $50,217,198 | 2,526,016 | Shares | Sole | 2024-11-13 | |
| 2024-06-30 | $33,702,011 | 2,175,727 | Shares | Sole | 2024-08-09 | |
| 2024-03-31 | $30,101,526 | 1,888,427 | Shares | Sole | 2024-05-13 | |
| 2023-12-31 | $26,852,747 | 1,597,427 | Shares | Sole | 2024-02-13 | |
| 2023-09-30 | $15,069,579 | 1,289,100 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $15,521,856 | 1,154,900 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $18,073,858 | 1,090,100 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $22,906,123 | 1,231,512 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $28,566,148 | 2,226,512 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $7,231,600 | 1,031,612 | Shares | Sole | 2022-08-12 | |
| 2022-03-31 | $2,927,298 | 353,112 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $2,862,938 | 422,886 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $276,861 | 52,238 | Shares | Sole | 2021-11-12 | |
| 2020-03-31 | $2,846,020 | 739,226 | Shares | Sole | 2020-05-14 | |
| No filing history on record for this holder in this stock. | ||||||