# COMFORT SYS USA INC (FIX) — Institutional Ownership

Source: SEC EDGAR 13F filings, congressional STOCK Act disclosures, SEC Form 4 insider transactions.
CUSIP: 199908104
Page URL: https://superinvestorclub.com/stock/FIX
Last updated: 2026-07-08T12:25:37.425Z

## Summary

As of the most recent 13F filing period, COMFORT SYS USA INC (FIX) is held by 3 tracked superinvestors with an aggregate position value of $137.4M representing 08646213000184 shares.

## Top institutional holders (3)

| Rank | Manager | Fund | Shares | Value | % of Portfolio | Period |
|------|---------|------|--------|-------|----------------|--------|
| 1 | [Ray Dalio](https://superinvestorclub.com/manager/6) | Bridgewater Associates | 86462 | $119.2M | 0.53% | 2026-03-31 |
| 2 | [Tom Gayner](https://superinvestorclub.com/manager/22) | Markel Group | 13000 | $17.9M | 0.15% | 2026-03-31 |
| 3 | [Sarah Ketterer](https://superinvestorclub.com/manager/293) | Causeway Capital Management | 184 | $253,734 | 0.00% | 2026-03-31 |

## Ownership history (quarter-over-quarter)

- 2024-03-31: 1 holders, $4.1M aggregate, 013000 shares
- 2024-06-30: 2 holders, $7.1M aggregate, 01300010276 shares
- 2024-09-30: 2 holders, $11.2M aggregate, 01571813000 shares
- 2024-12-31: 2 holders, $48.3M aggregate, 010093313000 shares
- 2025-03-31: 3 holders, $45.7M aggregate, 0127479130001166 shares
- 2025-06-30: 3 holders, $112.7M aggregate, 01850001300012246 shares
- 2025-09-30: 3 holders, $218.7M aggregate, 02000005208313000 shares
- 2025-12-31: 4 holders, $174.0M aggregate, 01050006819913000243 shares
- 2026-03-31: 3 holders, $137.4M aggregate, 08646213000184 shares

## Recent congressional trades (2)

- 2025-12-04: Byron Donalds (Republican-FL) purchase $1,001 - $15,000
- 2025-01-13: Rob Bresnahan (Republican-PA) sale $1,001 - $15,000

## Recent insider transactions (0)


## Citation

When citing, use: "COMFORT SYS USA INC (FIX) institutional ownership data via Superinvestor (https://superinvestorclub.com/stock/FIX), aggregating SEC 13F, Form 4, and congressional disclosures."