Position in ABOS
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$1,252,716
+$950,520 QoQ
Shares Held
530,812
+270.6% QoQ
Ownership
0.735%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#15
of 84 holders
Holding Since
Jun 2022
15 quarters on record
Voting authority
Sole 97.04226731874938.ToString("F0")%
Shared 0.ToString("F0")%
None 2.9577326812506124.ToString("F0")%
Common Shares in ABOS Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026TWO SIGMA INVESTMENTS, LP holds $5,509,413,147 across 314 Biotechnology names. ABOS ranks #182 (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 ABOS
Export CSV
15 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $1,252,716 | 530,812 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $302,196 | 143,221 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $341,052 | 199,446 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $232,910 | 200,785 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $255,522 | 232,293 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $518,180 | 301,268 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $767,577 | 309,507 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $752,128 | 310,797 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $720,499 | 177,901 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $938,557 | 244,416 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $549,256 | 132,351 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $128,114 | 26,635 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $219,572 | 54,082 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $474,530 | 87,876 | Shares | Sole | 2023-02-14 | |
| 2022-06-30 | $71,961 | 15,311 | Shares | Sole | 2022-08-15 | |
| No filing history on record for this holder in this stock. | ||||||