National Pension Service’s Alnylam Pharmaceuticals ALNY Stock Holding History

National Pension Service’s Portfolio ALNY Stock Details ALNY Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$59.7M	Buy	198,295 +14,506	+8%	+$4.38M	0.04%	328
2026 Q1	$60.8M	Buy	183,789 +15,640	+9%	+$5.32M	0.05%	295
2025 Q4	$66.9M	Sell	168,149 -9,089	-5%	-$4.02M	0.05%	265
2025 Q3	$80.8M	Buy	177,238 +2,192	+1%	+$893K	0.06%	230
2025 Q2	$57.1M	Buy	175,046 +1,387	+0.8%	+$384K	0.05%	273
2025 Q1	$46.9M	Buy	173,659 +14,148	+9%	+$3.64M	0.05%	300
2024 Q4	$37.5M	Sell	159,511 -36,876	-19%	-$9.7M	0.04%	356
2024 Q3	$54M	Hold	196,387	–	–	0.05%	294
2024 Q2	$47.7M	Buy	196,387 +10,204	+5%	+$1.61M	0.05%	283
2024 Q1	$27.8M	Buy	186,183 +18,413	+11%	+$3.07M	0.03%	447
2023 Q4	$32.1M	Hold	167,770	–	–	0.04%	343
2023 Q3	$29.4M	Sell	167,770 -4,215	-2%	-$804K	0.05%	338
2023 Q2	$32.9M	Buy	171,985 +15,755	+10%	+$3.12M	0.05%	323
2023 Q1	$30.5M	Hold	156,230	–	–	0.06%	323
2022 Q4	$37.1M	Sell	156,230 -757	-0.5%	-$161K	0.07%	281
2022 Q3	$32.9M	Sell	156,987 -23,911	-13%	-$4.56M	0.07%	288
2022 Q2	$26.4M	Hold	180,898	–	–	0.05%	362
2022 Q1	$29.5M	Buy	180,898 +5,105	+3%	+$778K	0.05%	395
2021 Q4	$29.8M	Sell	175,793 -5,310	-3%	-$987K	0.05%	412
2021 Q3	$34.2M	Sell	181,103 -1,758	-1%	-$330K	0.07%	335
2021 Q2	$31M	Hold	182,861	–	–	0.06%	384
2021 Q1	$25.8M	Sell	182,861 -7,052	-4%	-$1.06M	0.05%	424
2020 Q4	$24.7M	Buy	189,913 +16,787	+10%	+$2.24M	0.06%	410
2020 Q3	$24.2M	Hold	173,126	–	–	0.06%	335
2020 Q2	$25.6M	Buy	+173,126	New	+$23.3M	0.07%	302
2018 Q2	–	Sell	-100,913	Closed	-$12M	–	462
2018 Q1	$12M	Buy	+100,913	New	+$13M	0.06%	406

Other funds holding ALNY

Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Baillie Gifford & Co Edinburgh, United Kingdom $110B AUM 4.8% 1-Year Est. Return

Norges Bank Oslo, Norway $1T AUM

National Pension Service's ALNY Position: Q2 2026 in Review

National Pension Service increased its Alnylam Pharmaceuticals (ALNY) stake by 7.9% in Q2 2026, buying an estimated $4.38M and bringing the position to 198,295 shares worth $59.7M. The position accounts for 0.04% of the portfolio, ranked #328.

National Pension Service first reported a position in ALNY in Q1 2018 and has held it in 26 quarters since. The position peaked at $80.8M in Q3 2025. 594 funds tracked by Wall St. Rank hold ALNY as of Q2 2026.

National Pension Service held 198,295 shares of Alnylam Pharmaceuticals worth $59.7M as of Q2 2026.
National Pension Service bought 14,506 Alnylam Pharmaceuticals shares in Q2 2026, an estimated $4.38M.
Alnylam Pharmaceuticals made up 0.04% of National Pension Service's portfolio in Q2 2026, its #328 holding.
National Pension Service first reported a position in Alnylam Pharmaceuticals in Q1 2018 and has held it in 26 quarters since.
National Pension Service's Alnylam Pharmaceuticals position peaked at $80.8M in Q3 2025.
594 funds tracked by Wall St. Rank held Alnylam Pharmaceuticals as of Q2 2026.

Based on National Pension Service's 13F filing for Q2 2026, filed 13 Aug 2026.