Granahan Investment Management, LLC
Position in FIX — Comfort Systems USA Inc
CIK 1026710
WALTHAM, MA
Position in FIX
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$35,890,972
+$11,592,767 QoQ
Shares Held
26,027
-0.0% QoQ
Ownership
0.074%
of shares outstanding
% of Portfolio
1.74%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2024
6 quarters on record
Voting authority
Sole 75%
Shared 0%
None 25%
Common Shares in FIX Over Time
Shares Held
Position Value (USD)
Position in Engineering & Construction
Industrials · as of Jun 30, 2026Granahan Investment Management, LLC holds $5,168,574 across 2 Engineering & Construction names.
All Filings in FIX
Export CSV
6 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $35,890,972 | 26,027 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $24,298,205 | 26,035 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $76,553,598 | 92,772 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $36,790,440 | 68,612 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $21,999,667 | 68,252 | Shares | Sole | 2025-05-15 | |
| 2024-06-30 | $4,104,099 | 13,495 | Shares | Sole | 2024-08-14 | |
| No filing history on record for this holder in this stock. | ||||||