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Barry Rosenstein’s Cooper Companies COO Stock Holding History

Barry Rosenstein’s Portfolio COO Stock Details COO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$257M Buy
3,582,480
+17,322
+0.5% +$1.13M 13.5% 2
2026
Q1 		$255M Buy
3,565,158
+45,538
+1% +$3.6M 15.29% 2
2025
Q4 		$288M Buy
3,519,620
+1,085,013
+45% +$81.2M 15.01% 2
2025
Q3 		$167M Buy
+2,434,607
New +$172M 8.08% 5

Other funds holding COO

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
BW
Browning West Los Angeles, California $1.69B AUM 9.16% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Kayne Anderson Rudnick Investment Management
Kayne Anderson Rudnick Investment Management Los Angeles, California $32.2B AUM 10.98% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return

Barry Rosenstein's COO Position: Q2 2026 in Review

Barry Rosenstein increased its Cooper Companies (COO) stake by 0.49% in Q2 2026, buying an estimated $1.13M and bringing the position to 3,582,480 shares worth $257M. The position accounts for 13.5% of the portfolio, ranked #2.

Barry Rosenstein first reported a position in COO in Q3 2025 and has held it in 4 quarters since. The position peaked at $288M in Q4 2025. 672 funds tracked by Wall St. Rank hold COO as of Q2 2026.

  • Barry Rosenstein held 3,582,480 shares of Cooper Companies worth $257M as of Q2 2026.
  • Barry Rosenstein bought 17,322 Cooper Companies shares in Q2 2026, an estimated $1.13M.
  • Cooper Companies made up 13.5% of Barry Rosenstein's portfolio in Q2 2026, its #2 holding.
  • Barry Rosenstein first reported a position in Cooper Companies in Q3 2025 and has held it in 4 quarters since.
  • Barry Rosenstein's Cooper Companies position peaked at $288M in Q4 2025.
  • 672 funds tracked by Wall St. Rank held Cooper Companies as of Q2 2026.

Based on JANA Partners Management's 13F filing for Q2 2026, filed 14 Aug 2026.