Mariner’s Arvinas ARVN Stock Holding History

Mariner’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	$212K	Buy	+20,046	New	+$248K	﹤0.01%	3135
2025 Q3	–	Sell	-14,344	Closed	-$106K	–	3561
2025 Q2	$106K	Buy	+14,344	New	+$106K	﹤0.01%	3239

Other funds holding ARVN

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return

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

Armistice Capital New York $5.62B AUM 36.06% 1-Year Est. Return

Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Mariner's ARVN Position: Q1 2026 in Review

Mariner opened a new position in Arvinas (ARVN) in Q1 2026: 20,046 shares worth $212K. The stake represents ﹤0.01% of the portfolio and ranks #3135 among its holdings. This is a return to the name: Mariner previously reported a position in ARVN as recently as Q2 2025.

Mariner first reported a position in ARVN in Q2 2025 and has held it in 2 quarters since. 206 funds tracked by Wall St. Rank hold ARVN as of Q1 2026.

Mariner held 20,046 shares of Arvinas worth $212K as of Q1 2026.
Arvinas was a new Mariner position in Q1 2026.
Arvinas made up ﹤0.01% of Mariner's portfolio in Q1 2026, its #3135 holding.
Mariner first reported a position in Arvinas in Q2 2025 and has held it in 2 quarters since.
206 funds tracked by Wall St. Rank held Arvinas as of Q1 2026.

Based on Mariner's 13F filing for Q1 2026, filed 13 May 2026.