Position in ABPO
as of Dec 31, 2025
· filed Feb 17, 2026
Position Value
$0
+$0 QoQ
Shares Held
375,000
0.0% QoQ
Ownership
6.36%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2022
10 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in ABPO Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026D. E. Shaw & Co., Inc. holds $5,017,559,982 across 217 Biotechnology names.
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | INSM |
INSMED Inc
|
5,877,959 | $626,707,987 | |
| 2 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
1,104,109 | $332,369,932 | |
| 3 | EXEL |
Exelixis, Inc.
|
5,551,747 | $302,070,554 | |
| 4 | BBIO |
BridgeBio Pharma, Inc.
|
3,633,007 | $270,586,360 | |
| 5 | TGTX |
Tg Therapeutics, Inc.
|
3,400,808 | $186,840,390 | |
| 6 | HALO |
Halozyme Therapeutics, Inc.
|
2,006,479 | $157,047,110 | |
| 7 | AXSM |
Axsome Therapeutics, Inc.
|
604,753 | $148,025,391 | |
| 8 | PTCT |
Ptc Therapeutics, Inc.
|
1,548,919 | $126,345,322 |
All Filings in ABPO
Export CSV
10 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2025-12-31 ABPWW | — | 375,000 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 ABPWW | — | 375,000 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 ABPWW | — | 375,000 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 ABPWW | — | 375,000 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 ABPWW | — | 375,000 | Shares | Defined | 2025-02-14 | |
| 2023-03-31 ACAB | — | 750,000 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 ACAB | — | 750,000 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 ACAB | — | 750,000 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 ACAB | — | 750,000 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 ACAB | — | 250,000 | Shares | Defined | 2022-05-16 | |
| No filing history on record for this holder in this stock. | ||||||