Massachusetts Financial Services
ARVN icon

Massachusetts Financial Services’s Arvinas ARVN Stock Holding History

Massachusetts Financial Services’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
Q2 		$843K Buy
101,397
+20,075
+25% +$187K ﹤0.01% 904
2026
Q1 		$862K Buy
81,322
+51,359
+171% +$636K ﹤0.01% 855
2025
Q4 		$355K Buy
+29,963
New +$327K ﹤0.01% 891

Other funds holding ARVN

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
P
Pfizer New York $170M AUM 191.09% 1-Year Est. Return
AC
Armistice Capital New York $8.17B AUM 68.82% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
NI
Nextech Invest Zurich, Switzerland $2.11B AUM 413.84% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Massachusetts Financial Services's ARVN Position: Q2 2026 in Review

Massachusetts Financial Services increased its Arvinas (ARVN) stake by 25% in Q2 2026, buying an estimated $187K and bringing the position to 101,397 shares worth $843K. The position accounts for ﹤0.01% of the portfolio, ranked #904.

Massachusetts Financial Services first reported a position in ARVN in Q4 2025 and has held it in 3 quarters since. The position peaked at $862K in Q1 2026. 200 funds tracked by Wall St. Rank hold ARVN as of Q2 2026.

  • Massachusetts Financial Services held 101,397 shares of Arvinas worth $843K as of Q2 2026.
  • Massachusetts Financial Services bought 20,075 Arvinas shares in Q2 2026, an estimated $187K.
  • Arvinas made up ﹤0.01% of Massachusetts Financial Services's portfolio in Q2 2026, its #904 holding.
  • Massachusetts Financial Services first reported a position in Arvinas in Q4 2025 and has held it in 3 quarters since.
  • Massachusetts Financial Services's Arvinas position peaked at $862K in Q1 2026.
  • 200 funds tracked by Wall St. Rank held Arvinas as of Q2 2026.

Based on Massachusetts Financial Services's 13F filing for Q2 2026, filed 3 Aug 2026.