Ken Griffin
ARVN icon

Ken Griffin’s Arvinas ARVN Stock Holding History

Ken Griffin’s Portfolio ARVN Stock Details ARVN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$121K Sell
11,400
-21,600
-65% -$268K ﹤0.01% 11859
2025
Q4 		$391K Sell
33,000
-143,100
-81% -$1.56M ﹤0.01% 9585
2025
Q3 		$1.5M Sell
176,100
-80,000
-31% -$607K ﹤0.01% 6676
2025
Q2 		$1.88M Buy
256,100
+31,300
+14% +$231K ﹤0.01% 5808
2025
Q1 		$1.58M Buy
224,800
+168,500
+299% +$2.64M ﹤0.01% 5992
2024
Q4 		$1.08M Buy
56,300
+38,800
+222% +$943K ﹤0.01% 6854
2024
Q3 		$431K Buy
17,500
+4,000
+30% +$104K ﹤0.01% 8578
2024
Q2 		$359K Sell
13,500
-17,600
-57% -$561K ﹤0.01% 8759
2024
Q1 		$1.28M Buy
31,100
+21,300
+217% +$931K ﹤0.01% 6419
2023
Q4 		$403K Sell
9,800
-1,100
-10% -$25.7K ﹤0.01% 8549
2023
Q3 		$214K Buy
10,900
+400
+4% +$9.81K ﹤0.01% 9768
2023
Q2 		$261K Sell
10,500
-7,900
-43% -$203K ﹤0.01% 9332
2023
Q1 		$503K Sell
18,400
-77,300
-81% -$2.44M ﹤0.01% 8295
2022
Q4 		$3.27M Buy
+95,700
New +$4.03M ﹤0.01% 4602
2022
Q3 		– Sell
-5,400
Closed -$227K – 12561
2022
Q2 		$227K Sell
5,400
-4,300
-44% -$216K ﹤0.01% 10431
2022
Q1 		$653K Sell
9,700
-3,200
-25% -$218K ﹤0.01% 8739
2021
Q4 		$1.06M Sell
12,900
-800
-6% -$65.1K ﹤0.01% 7807
2021
Q3 		$1.13M Sell
13,700
-12,900
-48% -$1.14M ﹤0.01% 7843
2021
Q2 		$2.05M Sell
26,600
-8,500
-24% -$590K ﹤0.01% 6563
2021
Q1 		$2.32M Buy
35,100
+2,500
+8% +$191K ﹤0.01% 6046
2020
Q4 		$2.77M Buy
32,600
+8,100
+33% +$279K ﹤0.01% 4711
2020
Q3 		$578K Sell
24,500
-29,400
-55% -$852K ﹤0.01% 7030
2020
Q2 		$1.81M Buy
+53,900
New +$2.29M ﹤0.01% 4761

Other funds holding ARVN

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
P
Pfizer New York $239M AUM 232.47% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
TCM
TCG Crossover Management Palo Alto, California $3.5B AUM 1,165.83% 1-Year Est. Return
AC
Armistice Capital New York $5.62B AUM 36.06% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Ken Griffin's ARVN Position: Q1 2026 in Review

Ken Griffin increased its Arvinas (ARVN) stake by 186% in Q1 2026, buying an estimated $9.5M and bringing the position to 1,180,988 shares worth $12.5M. The position accounts for ﹤0.01% of the portfolio, ranked #2930.

Ken Griffin first reported a position in ARVN in Q3 2018 and has held it in 28 quarters since. The position peaked at $99.3M in Q4 2023. 206 funds tracked by Wall St. Rank hold ARVN as of Q1 2026.

  • Ken Griffin held 1,180,988 shares of Arvinas worth $12.5M as of Q1 2026.
  • Ken Griffin bought 767,342 Arvinas shares in Q1 2026, an estimated $9.5M.
  • Arvinas made up ﹤0.01% of Ken Griffin's portfolio in Q1 2026, its #2930 holding.
  • Ken Griffin first reported a position in Arvinas in Q3 2018 and has held it in 28 quarters since.
  • Ken Griffin's Arvinas position peaked at $99.3M in Q4 2023.
  • 206 funds tracked by Wall St. Rank held Arvinas as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.