Asset Management One Co., Ltd.
Position in ALNY — Alnylam Pharmaceuticals, Inc.
CIK 1068855
TOKYO, M0
Position in ALNY
as of Jun 30, 2026
· filed Jul 28, 2026
Position Value
$18,090,698
-$1,003,478 QoQ
Shares Held
60,096
+4.1% QoQ
Ownership
0.045%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
#139
of 784 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in ALNY Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026Asset Management One Co., Ltd. holds $181,510,894 across 15 Biotechnology names. ALNY ranks #4 (10.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
139,597 | $69,342,017 | |
| 2 | REGN |
Regeneron Pharmaceuticals, Inc.
|
51,397 | $32,048,085 | |
| 3 | RPRX |
Royalty Pharma plc
|
334,878 | $18,776,609 | |
| 4 | ALNY |
Alnylam Pharmaceuticals, Inc.
This page
|
60,096 | $18,090,698 | |
| 5 | RVMD |
Revolution Medicines, Inc.
|
62,267 | $11,661,363 | |
| 6 | INCY |
Incyte Corp
|
101,517 | $11,507,967 | |
| 7 | INSM |
INSMED Inc
|
79,510 | $8,477,356 | |
| 8 | ONC |
BeOne Medicines Ltd.
|
21,346 | $6,082,969 |
All Filings in ALNY
Export CSV
26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $18,090,698 | 60,096 | Shares | Defined | 2026-07-28 | |
| 2026-03-31 | $19,094,176 | 57,709 | Shares | Defined | 2026-05-08 | |
| 2025-12-31 | $25,921,610 | 65,187 | Shares | Defined | 2026-01-27 | |
| 2025-09-30 | $31,742,160 | 69,610 | Shares | Defined | 2025-10-22 | |
| 2025-06-30 | $22,601,297 | 69,310 | Shares | Defined | 2025-07-31 | |
| 2025-03-31 | $18,484,759 | 68,457 | Shares | Defined | 2025-04-23 | |
| 2024-12-31 | $15,380,567 | 65,363 | Shares | Defined | 2025-01-30 | |
| 2024-09-30 | $18,689,113 | 67,953 | Shares | Defined | 2024-10-30 | |
| 2024-06-30 | $15,964,128 | 65,696 | Shares | Defined | 2024-07-18 | |
| 2024-03-31 | $10,150,494 | 67,919 | Shares | Defined | 2024-05-02 | |
| 2023-12-31 | $13,271,220 | 69,334 | Shares | Defined | 2024-01-24 | |
| 2023-09-30 | $8,689,588 | 49,066 | Shares | Defined | 2023-10-19 | |
| 2023-06-30 | $9,383,985 | 49,405 | Shares | Defined | 2023-07-31 | |
| 2023-03-31 | $9,691,080 | 48,378 | Shares | Defined | 2023-04-25 | |
| 2022-12-31 | $11,367,274 | 47,832 | Shares | Defined | 2023-02-06 | |
| 2022-09-30 | $9,779,217 | 48,857 | Shares | Defined | 2022-11-04 | |
| 2022-06-30 | $7,506,024 | 51,464 | Shares | Defined | 2022-07-29 | |
| 2022-03-31 | $8,202,546 | 50,233 | Shares | Defined | 2022-05-13 | |
| 2021-12-31 | $8,871,068 | 52,312 | Shares | Defined | 2022-02-09 | |
| 2021-09-30 | $9,940,468 | 52,648 | Shares | Defined | 2021-11-02 | |
| 2021-06-30 | $8,975,405 | 52,946 | Shares | Defined | 2021-08-03 | |
| 2021-03-31 | $7,736,364 | 54,794 | Shares | Defined | 2021-05-14 | |
| 2020-12-31 | $7,127,814 | 54,842 | Shares | Defined | 2021-02-12 | |
| 2020-09-30 | $8,096,379 | 55,607 | Shares | Defined | 2020-11-13 | |
| 2020-06-30 | $8,631,258 | 58,276 | Shares | Defined | 2020-08-14 | |
| 2020-03-31 | $6,345,084 | 58,292 | Shares | Defined | 2020-05-14 | |
| No filing history on record for this holder in this stock. | ||||||