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WESTFIELD CAPITAL MANAGEMENT CO LP

Position in BIRK — Birkenstock Holding plc

CIK 1177719 BOSTON, MA

Position in BIRK

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$84,645,259
+$846,808 QoQ
Shares Held
1,967,122
-15.9% QoQ
Ownership
1.19%
of shares outstanding
% of Portfolio
0.28%
of 13F equity value
Holder Rank
#11
of 231 holders
Holding Since
Mar 2025
6 quarters on record
Voting authority Sole 95% Shared 0% None 5%

Common Shares in BIRK Over Time

Shares Held

Position Value (USD)

Position in Footwear & Accessories

Consumer Cyclical · as of Jun 30, 2026

WESTFIELD CAPITAL MANAGEMENT CO LP holds $84,645,259 across 1 Footwear & Accessories name. BIRK ranks #1 (100.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 BIRK
Birkenstock Holding plc
This page
1,967,122 $84,645,259

All Filings in BIRK

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6 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $84,645,259 1,967,122
2026-03-31 $83,798,451 2,338,779
2025-12-31 $79,951,360 1,954,801
2025-09-30 $102,015,808 2,254,493
2025-06-30 $82,472,401 1,676,950
2025-03-31 $72,107,607 1,572,685