Cinctive Capital Management’s Alnylam Pharmaceuticals ALNY Stock Holding History

Cinctive Capital Management’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	$995K	Buy	+3,305	New	+$997K	0.04%	326
2025 Q3	–	Sell	-22,868	Closed	-$7.46M	–	397
2025 Q2	$7.46M	Sell	22,868 -1,994	-8%	-$552K	0.39%	82
2025 Q1	$6.71M	Buy	24,862 +6,622	+36%	+$1.7M	0.51%	59
2024 Q4	$4.29M	Buy	+18,240	New	+$4.8M	0.22%	150
2024 Q3	–	Sell	-6,781	Closed	-$1.65M	–	376
2024 Q2	$1.65M	Sell	6,781 -203	-3%	-$32K	0.08%	267
2024 Q1	$1.04M	Buy	+6,984	New	+$1.17M	0.05%	283
2022 Q1	–	Sell	-6,990	Closed	-$1.19M	–	503
2021 Q4	$1.19M	Buy	+6,990	New	+$1.3M	0.05%	382
2021 Q1	–	Sell	-27,721	Closed	-$3.6M	–	403
2020 Q4	$3.6M	Buy	+27,721	New	+$3.7M	0.29%	145

Other funds holding ALNY

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

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

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

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

Cinctive Capital Management's ALNY Position: Q2 2026 in Review

Cinctive Capital Management opened a new position in Alnylam Pharmaceuticals (ALNY) in Q2 2026: 3,305 shares worth $995K. The stake represents 0.04% of the portfolio and ranks #326 among its holdings. This is a return to the name: Cinctive Capital Management previously reported a position in ALNY as recently as Q2 2025.

Cinctive Capital Management first reported a position in ALNY in Q4 2020 and has held it in 8 quarters since. The position peaked at $7.46M in Q2 2025. 790 funds tracked by Wall St. Rank hold ALNY as of Q2 2026.

Cinctive Capital Management held 3,305 shares of Alnylam Pharmaceuticals worth $995K as of Q2 2026.
Alnylam Pharmaceuticals was a new Cinctive Capital Management position in Q2 2026.
Alnylam Pharmaceuticals made up 0.04% of Cinctive Capital Management's portfolio in Q2 2026, its #326 holding.
Cinctive Capital Management first reported a position in Alnylam Pharmaceuticals in Q4 2020 and has held it in 8 quarters since.
Cinctive Capital Management's Alnylam Pharmaceuticals position peaked at $7.46M in Q2 2025.
790 funds tracked by Wall St. Rank held Alnylam Pharmaceuticals as of Q2 2026.

Based on Cinctive Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.