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MassMutual Private Wealth & Trust’s Alnylam Pharmaceuticals ALNY Stock Holding History

MassMutual Private Wealth & Trust’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 		$59K Sell
196
-2
-1% -$603 ﹤0.01% 730
2026
Q1 		$65.5K Buy
198
+4
+2% +$1.36K ﹤0.01% 679
2025
Q4 		$77.1K Sell
194
-3
-2% -$1.33K ﹤0.01% 658
2025
Q3 		$89.8K Buy
197
+1
+0.5% +$407 ﹤0.01% 630
2025
Q2 		$63.9K Buy
196
+52
+36% +$14.4K ﹤0.01% 713
2025
Q1 		$38.9K Buy
144
+37
+35% +$9.51K ﹤0.01% 802
2024
Q4 		$25.2K Buy
107
+40
+60% +$10.5K ﹤0.01% 934
2024
Q3 		$18.4K Buy
67
+28
+72% +$7.29K ﹤0.01% 923
2024
Q2 		$9.48K Buy
39
+1
+3% +$158 ﹤0.01% 1112
2024
Q1 		$5.68K Buy
38
+8
+27% +$1.33K ﹤0.01% 1228
2023
Q4 		$5.74K Buy
30
+4
+15% +$681 ﹤0.01% 1200
2023
Q3 		$4.61K Buy
26
+1
+4% +$191 ﹤0.01% 1274
2023
Q2 		$4.75K Buy
25
+5
+25% +$991 ﹤0.01% 1227
2023
Q1 		$4.01K Sell
20
-4
-17% -$841 ﹤0.01% 1206
2022
Q4 		$6K Sell
24
-2
-8% -$427 ﹤0.01% 913
2022
Q3 		$5K Buy
26
+13
+100% +$2.48K ﹤0.01% 924
2022
Q2 		$2K Buy
13
+4
+44% +$567 ﹤0.01% 1106
2022
Q1 		$1K Buy
9
+3
+50% +$457 ﹤0.01% 1248
2021
Q4 		$1K Buy
+6
New +$1.11K ﹤0.01% 1156
2015
Q4 		– Sell
-1,281
Closed -$100K – 821
2015
Q3 		$100K Buy
1,281
+44
+4% +$4.89K 0.02% 327
2015
Q2 		$78.1K Buy
+1,237
New +$148K 0.02% 339
2014
Q4 		– Sell
-1,281
Closed -$100K – 601
2014
Q3 		$100K Buy
+1,281
New +$82.6K 0.02% 320

Other funds holding ALNY

Sumitomo Mitsui Trust Group
Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $175B AUM 40.63% 1-Year Est. Return
Pictet Asset Management
Pictet Asset Management Carouge, Switzerland $105B AUM 38.07% 1-Year Est. Return
CAM
Congress Asset Management Boston, Massachusetts $16.3B AUM 42.69% 1-Year Est. Return
Robeco Institutional Asset Management
Robeco Institutional Asset Management Rotterdam, Netherlands $81.4B AUM 40.71% 1-Year Est. Return
Assenagon Asset Management
Assenagon Asset Management Senningerberg, Luxembourg $80.2B AUM 50.57% 1-Year Est. Return
Handelsbanken Fonder
Handelsbanken Fonder Stockholm, Sweden $35.1B AUM 47.76% 1-Year Est. Return
Aberdeen Group
Aberdeen Group Edinburgh, United Kingdom $71.2B AUM 41.74% 1-Year Est. Return
New York State Common Retirement Fund
New York State Common Retirement Fund Albany, New York $79.3B AUM 43.63% 1-Year Est. Return
FAF
Fjarde Ap-fonden Stockholm, Sweden $20.9B AUM 36.93% 1-Year Est. Return
Swedbank
Swedbank Stockholm, Sweden $116B AUM 46.87% 1-Year Est. Return

MassMutual Private Wealth & Trust's ALNY Position: Q2 2026 in Review

MassMutual Private Wealth & Trust reduced its Alnylam Pharmaceuticals (ALNY) stake by 1% in Q2 2026, selling an estimated $603 and leaving 196 shares worth $59K. The position accounts for ﹤0.01% of the portfolio, ranked #730.

MassMutual Private Wealth & Trust first reported a position in ALNY in Q3 2014 and has held it in 22 quarters since. The position peaked at $100K in Q3 2015. 247 funds tracked by Wall St. Rank hold ALNY as of Q2 2026.

  • MassMutual Private Wealth & Trust held 196 shares of Alnylam Pharmaceuticals worth $59K as of Q2 2026.
  • MassMutual Private Wealth & Trust sold 2 Alnylam Pharmaceuticals shares in Q2 2026, an estimated $603.
  • Alnylam Pharmaceuticals made up ﹤0.01% of MassMutual Private Wealth & Trust's portfolio in Q2 2026, its #730 holding.
  • MassMutual Private Wealth & Trust first reported a position in Alnylam Pharmaceuticals in Q3 2014 and has held it in 22 quarters since.
  • MassMutual Private Wealth & Trust's Alnylam Pharmaceuticals position peaked at $100K in Q3 2015.
  • 247 funds tracked by Wall St. Rank held Alnylam Pharmaceuticals as of Q2 2026.

Based on MassMutual Private Wealth & Trust's 13F filing for Q2 2026, filed 2 Jul 2026.