Skip to main content

Driehaus Capital Management LLC

Position in FIX — Comfort Systems USA Inc

CIK 938206 Chicago, IL

Position in FIX

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$62,429,443
+$5,746,060 QoQ
Shares Held
31,499
-23.4% QoQ
Ownership
0.090%
of shares outstanding
% of Portfolio
0.36%
of 13F equity value
Holder Rank
#134
of 1,343 holders
Holding Since
Sep 2022
15 quarters on record
Voting authority Sole 99% Shared 0% None 1%

Common Shares in FIX Over Time

Shares Held

Position Value (USD)

Position in Engineering & Construction

Industrials · as of Jun 30, 2026

Driehaus Capital Management LLC holds $659,406,516 across 10 Engineering & Construction names. FIX ranks #5 (9.5% of the industry book) .

# Ticker Company Shares Value (USD) Open
5 FIX
Comfort Systems USA Inc
This page
31,499 $62,429,443

All Filings in FIX

Export CSV
15 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $62,429,443 31,499
2026-03-31 $56,683,383 41,105
2025-12-31 $37,781,445 40,482
2025-09-30 $41,749,156 50,594
2025-06-30 $29,136,042 54,337
2024-12-31 $67,429,780 159,010
2024-09-30 $79,880,052 204,637
2024-06-30 $46,440,036 152,703
2024-03-31 $45,858,261 144,340
2023-12-31 $39,690,402 192,981
2023-09-30 $38,935,106 228,479
2023-06-30 $42,024,527 255,935
2023-03-31 $36,703,247 251,461
2022-12-31 $28,423,033 246,985
2022-09-30 $19,628,735 201,672