OAM
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Oxford Asset Management’s Alnylam Pharmaceuticals ALNY Stock Holding History

Oxford Asset 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
Q1 		– Sell
-2,534
Closed -$1.01M – 455
2025
Q4 		$1.01M Sell
2,534
-816
-24% -$361K 0.37% 61
2025
Q3 		$1.53M Buy
3,350
+882
+36% +$359K 0.51% 33
2025
Q2 		$805K Buy
+2,468
New +$683K 0.27% 89
2024
Q2 		– Sell
-1,344
Closed -$201K – 280
2024
Q1 		$201K Sell
1,344
-1,720
-56% -$287K 0.21% 192
2023
Q4 		$586K Buy
+3,064
New +$522K 0.88% 27
2020
Q1 		– Sell
-10,412
Closed -$1.2M – 258
2019
Q4 		$1.2M Buy
10,412
+6,569
+171% +$655K 0.03% 752
2019
Q3 		$309K Buy
+3,843
New +$304K 0.01% 1445
2017
Q1 		– Sell
-19,723
Closed -$738K – 1388
2016
Q4 		$738K Sell
19,723
-21,260
-52% -$890K 0.03% 528
2016
Q3 		$2.78M Buy
+40,983
New +$2.89M 0.09% 322
2016
Q1 		– Sell
-79,126
Closed -$7.41M – 788
2015
Q4 		$7.41M Buy
79,126
+55,296
+232% +$5.13M 0.17% 118
2015
Q3 		$1.92M Buy
+23,830
New +$2.65M 0.06% 295
2015
Q1 		– Sell
-49,594
Closed -$4.89M – 659
2014
Q4 		$4.89M Buy
+49,594
New +$4.59M 0.11% 207
2013
Q4 		– Sell
-249,183
Closed -$15.9M – 686
2013
Q3 		$15.9M Buy
249,183
+99,592
+67% +$4.96M 0.36% 38
2013
Q2 		$4.64M Buy
+149,591
New +$3.98M 0.13% 260

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

Oxford Asset Management's ALNY Position: Q1 2026 in Review

Oxford Asset Management sold out of Alnylam Pharmaceuticals (ALNY) in Q1 2026, closing a stake of 2,534 shares — an estimated $1.01M sold.

Oxford Asset Management first reported a position in ALNY in Q2 2013 and held it in 14 quarters. The position peaked at $15.9M in Q3 2013. 786 funds tracked by Wall St. Rank hold ALNY as of Q1 2026.

  • Oxford Asset Management reported no remaining Alnylam Pharmaceuticals position as of Q1 2026 after selling out during the quarter.
  • Oxford Asset Management sold 2,534 Alnylam Pharmaceuticals shares in Q1 2026, an estimated $1.01M.
  • Oxford Asset Management first reported a position in Alnylam Pharmaceuticals in Q2 2013 and held it in 14 quarters.
  • Oxford Asset Management's Alnylam Pharmaceuticals position peaked at $15.9M in Q3 2013.
  • 786 funds tracked by Wall St. Rank held Alnylam Pharmaceuticals as of Q1 2026.

Based on Oxford Asset Management's 13F filing for Q1 2026, filed 15 May 2026.