Alyeska Investment Group, L.P.
Position in ABOS — Acumen Pharmaceuticals, Inc.
CIK 1453072
CHICAGO, IL
Position in ABOS
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$6,554,193
+$760,974 QoQ
Shares Held
2,454,754
0.0% QoQ
Ownership
3.39%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#4
of 96 holders
Holding Since
Sep 2023
12 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in ABOS Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026Alyeska Investment Group, L.P. holds $989,063,778 across 83 Biotechnology names. ABOS ranks #35 (0.7% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | RVMD |
Revolution Medicines, Inc.
|
659,279 | $123,469,771 | |
| 2 | IONS |
Ionis Pharmaceuticals Inc
|
1,417,916 | $112,426,559 | |
| 3 | PTGX |
Protagonist Therapeutics, Inc
|
889,298 | $109,010,148 | |
| 4 | XENE |
Xenon Pharmaceuticals Inc.
|
697,692 | $42,112,689 | |
| 5 | MRNA |
Moderna, Inc.
|
560,819 | $39,274,154 | |
| 6 | KYMR |
Kymera Therapeutics, Inc.
|
276,455 | $31,701,094 | |
| 7 | LBRX |
Lb Pharmaceuticals Inc
|
863,947 | $28,039,399 | |
| 8 | PRAX |
Praxis Precision Medicines, Inc.
|
80,846 | $27,066,432 |
All Filings in ABOS
Export CSV
12 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $6,554,193 | 2,454,754 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $5,793,219 | 2,454,754 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $1,982,562 | 939,603 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $1,606,721 | 939,603 | Shares | Sole | 2025-11-17 | |
| 2025-06-30 | $1,089,939 | 939,603 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $1,033,563 | 939,603 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $1,616,117 | 939,603 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $2,330,215 | 939,603 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $2,273,839 | 939,603 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $3,805,392 | 939,603 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $2,815,499 | 733,203 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $2,547,361 | 613,822 | Shares | Sole | 2023-11-14 | |
| No filing history on record for this holder in this stock. | ||||||