Janney Montgomery Scott
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Janney Montgomery Scott’s Alnylam Pharmaceuticals ALNY Stock Holding History

Janney Montgomery Scott’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
Q1 		$3.09M Buy
9,339
+2,836
+44% +$965K 0.01% 1065
2025
Q4 		$2.59M Buy
6,503
+2,448
+60% +$1.08M 0.01% 1226
2025
Q3 		$1.85M Buy
+4,055
New +$1.65M ﹤0.01% 1357
2025
Q1 		– Sell
-3,170
Closed -$746K – 2669
2024
Q4 		$746K Buy
3,170
+19
+0.6% +$5K ﹤0.01% 1746
2024
Q3 		$867K Sell
3,151
-6
-0.2% -$1.56K ﹤0.01% 1601
2024
Q2 		$767K Buy
3,157
+382
+14% +$60.3K ﹤0.01% 1600
2024
Q1 		$415K Buy
2,775
+892
+47% +$149K ﹤0.01% 2120
2023
Q4 		$360K Buy
+1,883
New +$321K ﹤0.01% 2114
2023
Q1 		– Sell
-1,051
Closed -$250K – 2485
2022
Q4 		$250K Buy
+1,051
New +$224K ﹤0.01% 2241
2022
Q3 		– Sell
-2,671
Closed -$380K – 2492
2022
Q2 		$380K Buy
+2,671
New +$379K ﹤0.01% 1763
2018
Q1 		– Sell
-1,577
Closed -$200K – 1936
2017
Q4 		$200K Buy
+1,577
New +$198K ﹤0.01% 1805
2016
Q1 		– Sell
-2,371
Closed -$223K – 1267
2015
Q4 		$223K Buy
+2,371
New +$220K 0.01% 1174
2015
Q3 		– Sell
-3,274
Closed -$392K – 1388
2015
Q2 		$392K Buy
3,274
+881
+37% +$105K 0.01% 1327
2015
Q1 		$250K Buy
+2,393
New +$242K ﹤0.01% 1911

Other funds holding ALNY

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Janney Montgomery Scott's ALNY Position: Q1 2026 in Review

Janney Montgomery Scott increased its Alnylam Pharmaceuticals (ALNY) stake by 44% in Q1 2026, buying an estimated $965K and bringing the position to 9,339 shares worth $3.09M. The position accounts for 0.01% of the portfolio, ranked #1065.

Janney Montgomery Scott first reported a position in ALNY in Q1 2015 and has held it in 14 quarters since. 786 funds tracked by Wall St. Rank hold ALNY as of Q1 2026.

  • Janney Montgomery Scott held 9,339 shares of Alnylam Pharmaceuticals worth $3.09M as of Q1 2026.
  • Janney Montgomery Scott bought 2,836 Alnylam Pharmaceuticals shares in Q1 2026, an estimated $965K.
  • Alnylam Pharmaceuticals made up 0.01% of Janney Montgomery Scott's portfolio in Q1 2026, its #1065 holding.
  • Janney Montgomery Scott first reported a position in Alnylam Pharmaceuticals in Q1 2015 and has held it in 14 quarters since.
  • 786 funds tracked by Wall St. Rank held Alnylam Pharmaceuticals as of Q1 2026.

Based on Janney Montgomery Scott's 13F filing for Q1 2026, filed 22 Apr 2026.