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BLAIR WILLIAM & CO/IL

Position in FIX — Comfort Systems USA Inc

CIK 902367 CHICAGO, IL

Position in FIX

as of Jun 30, 2026 · filed Aug 11, 2026
Position Value
$6,403,680
+$5,334,963 QoQ
Shares Held
3,231
+316.9% QoQ
Ownership
0.009%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#415
of 1,351 holders
Holding Since
Jun 2025
5 quarters on record
Voting authority Sole 79% Shared 0% None 21%

Common Shares in FIX Over Time

Shares Held

Position Value (USD)

Position in Engineering & Construction

Industrials · as of Jun 30, 2026

BLAIR WILLIAM & CO/IL holds $221,709,884 across 15 Engineering & Construction names. FIX ranks #5 (2.9% of the industry book) .

# Ticker Company Shares Value (USD) Open
5 FIX
Comfort Systems USA Inc
This page
3,231 $6,403,680

All Filings in FIX

Export CSV
5 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $6,403,680 3,231
2026-03-31 $1,068,717 775
2025-12-31 $631,837 677
2025-09-30 $747,613 906
2025-06-30 $697,073 1,300