GATEWAY INVESTMENT ADVISERS LLC

Position in ALNY — Alnylam Pharmaceuticals, Inc.

CIK 1114618 CINCINNATI, OH

Position in ALNY

as of Mar 31, 2026 · filed Apr 13, 2026 Compact

Position Value

$744,788

-$1,299,530 QoQ

Shares Held

2,251

-56.2% QoQ

Ownership

0.002%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Healthcare · as of Mar 31, 2026

GATEWAY INVESTMENT ADVISERS LLC holds $101,169,023 across 9 Biotechnology names. ALNY ranks #5 (0.7% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	INSM	INSMED Inc	365,000	$59,684,800
2	VRTX	Vertex Pharmaceuticals Inc / Ma	67,121	$29,972,211
3	MRNA	Moderna, Inc.	146,265	$7,430,262
4	INCY	Incyte Corp	18,024	$1,696,418
5	ALNY	Alnylam Pharmaceuticals, Inc. This page	2,251	$744,788
6	REGN	Regeneron Pharmaceuticals, Inc.	779	$601,886
7	TECH	BIO-TECHNE Corp	9,712	$507,549
8	JAZZ	Jazz Pharmaceuticals plc	1,474	$278,659

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$744,788	2,251	-56.2%	Shares	Sole	2026-04-13
2025-12-31	$2,044,318	5,141	0.0%	Shares	Sole	2026-02-03
2025-09-30	$2,344,296	5,141	-12.7%	Shares	Sole	2025-10-21
2025-06-30	$1,920,344	5,889	-10.0%	Shares	Sole	2025-07-09
2025-03-31	$1,765,930	6,540	-11.4%	Shares	Sole	2025-04-11
2024-12-31	$1,737,293	7,383	+19.8%	Shares	Sole	2025-01-15
2024-09-30	$1,694,459	6,161	-7.7%	Shares	Sole	2024-10-10
2024-06-30	$1,622,511	6,677	-64.9%	Shares	Sole	2024-07-12
2024-03-31	$2,845,079	19,037	+0.0%	Shares	Sole	2024-04-12
2023-12-31	$3,642,723	19,031	+36.4%	Shares	Sole	2024-01-10
2023-09-30	$2,470,722	13,951	+20.7%	Shares	Sole	2023-10-19
2023-06-30	$2,195,326	11,558	+4.4%	Shares	Sole	2023-07-14
2023-03-31	$2,217,943	11,072	-1.2%	Shares	Sole	2023-04-11
2022-12-31	$2,661,917	11,201	+2.4%	Shares	Sole	2023-01-13
2022-09-30	$2,189,950	10,941	-58.3%	Shares	Sole	2022-10-07
2022-06-30	$3,830,750	26,265	+0.1%	Shares	Sole	2022-07-13
2022-03-31	$4,284,566	26,239	+474.4%	Shares	Sole	2022-04-14
2021-12-31	$774,641	4,568	-0.1%	Shares	Sole	2022-01-14
2021-09-30	$863,616	4,574	+7.8%	Shares	Sole	2021-10-22
2021-06-30	$719,442	4,244	0.0%	Shares	Sole	2021-07-13
2021-03-31	$599,210	4,244	+0.2%	Shares	Sole	2021-04-14
2020-12-31	$550,292	4,234	+1.9%	Shares	Sole	2021-01-14
2020-09-30	$605,259	4,157	-1.5%	Shares	Sole	2020-10-19
2020-06-30	$624,876	4,219	0.0%	Shares	Sole	2020-07-15
2020-03-31	$459,238	4,219	—	Shares	Sole	2020-04-13
No filing history on record for this holder in this stock.