Avidity Partners Management’s Alnylam Pharmaceuticals ALNY Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-21,000	Closed	-$8.35M	–	55
2025 Q4	$8.35M	Buy	+21,000	New	+$9.29M	2.41%	9
2024 Q3	–	Sell	-222,000	Closed	-$53.9M	–	83
2024 Q2	$53.9M	Sell	222,000 -21,000	-9%	-$3.32M	2.29%	12
2024 Q1	$36.3M	Buy	+243,000	New	+$40.5M	1.29%	32
2022 Q4	–	Sell	-288,500	Closed	-$57.7M	–	86
2022 Q3	$57.7M	Buy	+288,500	New	+$55M	1.26%	30
2022 Q1	–	Sell	-370,000	Closed	-$62.7M	–	94
2021 Q4	$62.7M	Sell	370,000 -57,000	-13%	-$10.6M	1.33%	26
2021 Q3	$80.6M	Buy	427,000 +232,000	+119%	+$43.5M	2.06%	17
2021 Q2	$33.1M	Sell	195,000 -232,969	-54%	-$34.1M	0.89%	41
2021 Q1	$60.4M	Buy	+427,969	New	+$64.4M	1.69%	19