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WESTFIELD CAPITAL MANAGEMENT CO LP

Position in AS — Amer Sports, Inc.

CIK 1177719 BOSTON, MA

Position in AS

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$214,712,194
+$85,089,003 QoQ
Shares Held
6,344,923
+61.1% QoQ
Ownership
1.09%
of shares outstanding
% of Portfolio
0.71%
of 13F equity value
Holder Rank
#5
of 349 holders
Holding Since
Mar 2026
2 quarters on record
Voting authority Sole 88% Shared 0% None 12%

Common Shares in AS Over Time

Shares Held

Position Value (USD)

Position in Leisure

Consumer Cyclical · as of Jun 30, 2026

WESTFIELD CAPITAL MANAGEMENT CO LP holds $459,558,367 across 2 Leisure names. AS ranks #2 (46.7% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 AS
Amer Sports, Inc.
This page
6,344,923 $214,712,194

All Filings in AS

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2 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $214,712,194 6,344,923
2026-03-31 $129,623,191 3,937,521