Alnylam Pharmaceuticals, Inc.

Robeco Institutional Asset Management B.V. ALNY

Report date

12/31/2025

Quarter

2025 Q4

Filed

1/23/2026

Shares

144,721

Value ($000)

57,548

Weight

0.1%

2018 Q1 - 2025 Q4 (26 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2025 Q4	1/23/2026	57,548	0.1%	144,721	12/31/2025
2025 Q3	10/22/2025	51,562	0.1%	113,074	9/30/2025
2025 Q2	7/18/2025	31,425	0.1%	96,368	6/30/2025
2025 Q1	4/23/2025	27,942	0.1%	103,481	3/31/2025
2024 Q4	1/23/2025	23,530	0.0%	99,994	12/31/2024
2024 Q3	10/29/2024	20,233	0.0%	73,568	9/30/2024
2024 Q2	7/23/2024	12,070	0.0%	49,670	6/30/2024
2024 Q1	4/24/2024	4,310	0.0%	28,840	3/31/2024
2023 Q4	2/14/2024	4,620	0.0%	24,135	12/31/2023
2023 Q3	10/24/2023	1,423	0.0%	8,036	9/30/2023
2023 Q2	7/24/2023	5,156	0.0%	27,143	6/30/2023
2023 Q1	5/4/2023	10,568	0.0%	52,758	3/31/2023
2022 Q4	2/7/2023	12,355	0.0%	51,987	12/31/2022
2022 Q3	12/1/2022	7,878	0.0%	39,359	9/30/2022
2022 Q2	12/1/2022	352	0.0%	2,411	6/30/2022
2022 Q1	12/1/2022	488	0.0%	2,990	3/31/2022
2021 Q4	12/1/2022	7	0.0%	39	12/31/2021
2021 Q2	12/1/2022	611	0.0%	3,602	6/30/2021
2021 Q1	12/1/2022	1,243	0.0%	8,810	3/31/2021
2020 Q4	12/1/2022	1,851	0.0%	14,254	12/31/2020
2020 Q3	1/19/2021	5,074	0.0%	34,853	9/30/2020
2020 Q2	1/19/2021	8,943	0.0%	60,387	6/30/2020
2020 Q1	1/19/2021	273	0.0%	2,517	3/31/2020
2018 Q3	1/19/2021	125	0.0%	1,427	9/30/2018
2018 Q2	1/19/2021	141	0.0%	1,427	6/30/2018
2018 Q1	1/19/2021	170	0.0%	1,427	3/31/2018