HOWLAND CAPITAL MANAGEMENT LLC
Position in ALNY — Alnylam Pharmaceuticals, Inc.
CIK 1079112
BOSTON, MA
Position in ALNY
as of Jun 30, 2026
· filed Jul 13, 2026
Position Value
$1,364,870
-$36,033 QoQ
Shares Held
4,534
+7.1% QoQ
Ownership
0.003%
of shares outstanding
% of Portfolio
0.06%
of 13F equity value
Holder Rank
#367
of 780 holders
Holding Since
Sep 2022
15 quarters on record
Voting authority
Sole 34%
Shared 0%
None 66%
Common Shares in ALNY Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026HOWLAND CAPITAL MANAGEMENT LLC holds $26,069,769 across 4 Biotechnology names. ALNY ranks #2 (5.2% of the industry book) .
All Filings in ALNY
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15 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $1,364,870 | 4,534 | Shares | Sole | 2026-07-13 | |
| 2026-03-31 | $1,400,903 | 4,234 | Shares | Sole | 2026-04-14 | |
| 2025-12-31 | $1,687,228 | 4,243 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $1,934,808 | 4,243 | Shares | Sole | 2025-10-29 | |
| 2025-06-30 | $1,304,360 | 4,000 | Shares | Sole | 2025-08-15 | |
| 2025-03-31 | $1,080,080 | 4,000 | Shares | Sole | 2025-05-08 | |
| 2024-12-31 | $941,240 | 4,000 | Shares | Sole | 2025-01-28 | |
| 2024-09-30 | $1,100,120 | 4,000 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $972,000 | 4,000 | Shares | Sole | 2024-08-12 | |
| 2024-03-31 | $597,800 | 4,000 | Shares | Sole | 2024-05-03 | |
| 2023-12-31 | $765,640 | 4,000 | Shares | Sole | 2024-01-23 | |
| 2023-06-30 | $759,760 | 4,000 | Shares | Sole | 2023-07-28 | |
| 2023-03-31 | $801,280 | 4,000 | Shares | Sole | 2023-05-05 | |
| 2022-12-31 | $950,600 | 4,000 | Shares | Sole | 2023-01-30 | |
| 2022-09-30 | $800,640 | 4,000 | Shares | Sole | 2022-10-17 | |
| No filing history on record for this holder in this stock. | ||||||