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Portolan Capital Management’s Amer Sports AS Stock Holding History

Portolan Capital Management’s Portfolio AS Stock Details AS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$15.3M Buy
452,880
+95,054
+27% +$3.33M 0.57% 59
2026
Q1 		$11.8M Buy
+357,826
New +$13.1M 0.63% 47

Other funds holding AS

FCCPG
FountainVest China Capital Partners GP3 Grand Cayman, Cayman Islands $1.25B AUM 18.35% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Point72 Asset Management
Point72 Asset Management Stamford, Connecticut $90.7B AUM 77.13% 1-Year Est. Return
AMH
Aspex Management (HK) Central, Hong Kong $8.89B AUM 39.91% 1-Year Est. Return
Westfield Capital Management
Westfield Capital Management Boston, Massachusetts $30.6B AUM 61.81% 1-Year Est. Return
Viking Global Investors
Viking Global Investors Stamford, Connecticut $35.1B AUM 21.36% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Portolan Capital Management's AS Position: Q2 2026 in Review

Portolan Capital Management increased its Amer Sports (AS) stake by 27% in Q2 2026, buying an estimated $3.33M and bringing the position to 452,880 shares worth $15.3M. The position accounts for 0.57% of the portfolio, ranked #59.

Portolan Capital Management first reported a position in AS in Q1 2026 and has held it in 2 quarters since. 350 funds tracked by Wall St. Rank hold AS as of Q2 2026.

  • Portolan Capital Management held 452,880 shares of Amer Sports worth $15.3M as of Q2 2026.
  • Portolan Capital Management bought 95,054 Amer Sports shares in Q2 2026, an estimated $3.33M.
  • Amer Sports made up 0.57% of Portolan Capital Management's portfolio in Q2 2026, its #59 holding.
  • Portolan Capital Management first reported a position in Amer Sports in Q1 2026 and has held it in 2 quarters since.
  • 350 funds tracked by Wall St. Rank held Amer Sports as of Q2 2026.

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