Position in IFRX
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$169,033
-$241,345 QoQ
Shares Held
189,075
-53.5% QoQ
Ownership
0.128%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2020
12 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in IFRX Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026TWO SIGMA INVESTMENTS, LP holds $5,506,832,621 across 316 Biotechnology names. IFRX ranks #272 (0.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
1,992,577 | $659,283,951 | |
| 2 | REGN |
Regeneron Pharmaceuticals, Inc.
|
812,236 | $627,566,023 | |
| 3 | MRNA |
Moderna, Inc.
|
9,086,404 | $461,589,323 | |
| 4 | IONS |
Ionis Pharmaceuticals Inc
|
5,857,629 | $439,849,361 | |
| 5 | BBIO |
BridgeBio Pharma, Inc.
|
3,120,631 | $231,738,058 | |
| 6 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
378,146 | $168,857,314 | |
| 7 | RVMD |
Revolution Medicines, Inc.
|
1,558,807 | $151,593,980 | |
| 8 | VKTX |
Viking Therapeutics, Inc.
|
4,432,142 | $144,221,900 |
All Filings in IFRX
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12 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $169,033 | 189,075 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $410,378 | 406,315 | Shares | Sole | 2026-02-17 | |
| 2024-12-31 | $48,698 | 19,716 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $36,739 | 24,013 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $89,681 | 51,541 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $157,411 | 102,215 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $225,551 | 138,375 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $37,026 | 12,425 | Shares | Sole | 2023-11-14 | |
| 2022-03-31 | $90,083 | 49,226 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $286,404 | 60,169 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $28,671 | 11,070 | Shares | Sole | 2021-11-15 | |
| 2020-06-30 | $305,859 | 66,636 | Shares | Sole | 2020-08-14 | |
| No filing history on record for this holder in this stock. | ||||||