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RHUMBLINE ADVISERS

Position in ALNY — Alnylam Pharmaceuticals, Inc.

CIK 1115418 BOSTON, MA

Position in ALNY

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$49,844,246
-$14,767,054 QoQ
Shares Held
165,579
-15.2% QoQ
Ownership
0.124%
of shares outstanding
% of Portfolio
0.04%
of 13F equity value
Holder Rank
#81
of 784 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 41% Shared 0% None 59%

Common Shares in ALNY Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

RHUMBLINE ADVISERS holds $1,404,724,682 across 329 Biotechnology names. ALNY ranks #4 (3.5% of the industry book) .

# Ticker Company Shares Value (USD) Open
4 ALNY
Alnylam Pharmaceuticals, Inc.
This page
165,579 $49,844,246

All Filings in ALNY

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $49,844,246 165,579
2026-03-31 $64,611,300 195,277
2025-12-31 $77,647,524 195,266
2025-09-30 $89,602,632 196,497
2025-06-30 $65,376,153 200,485
2025-03-31 $48,998,639 181,463
2024-12-31 $42,256,499 179,578
2024-09-30 $49,898,142 181,428
2024-06-30 $42,118,461 173,327
2024-03-31 $25,957,821 173,689
2023-12-31 $33,089,620 172,873
2023-09-30 $30,473,774 172,071
2023-06-30 $33,302,939 175,334
2023-03-31 $31,629,526 157,895
2022-12-31 $35,266,309 148,396
2022-09-30 $27,358,869 136,685
2022-06-30 $18,743,329 128,511
2022-03-31 $18,921,555 115,877
2021-12-31 $20,321,110 119,832
2021-09-30 $21,922,540 116,109
2021-06-30 $19,734,670 116,415
2021-03-31 $17,228,427 122,023
2020-12-31 $16,450,562 126,572
2020-09-30 $19,495,548 133,898
2020-06-30 $20,805,752 140,475
2020-03-31 $12,188,696 111,977