FIX — COMFORT SYSTEMS USA INC
Price · 2024-08-26 → 2026-08-21
499 daily closes shownAnonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2016-01-04.
Performance
Technicals
Dividends
Measured signals that fired on FIX
| date | signal | measured base rate |
|---|---|---|
| 2026-07-21 | Fair value gap, bullish structure | -0.67% over 21 days · t = -6.43 · n = 111,973 statistically distinguishable from its control group |
| 2026-07-17 | Equal lows taken out structure | -0.64% over 21 days · t = -4.75 · n = 55,661 statistically distinguishable from its control group |
| 2026-07-08 | Fair value gap, bearish structure | -0.45% over 21 days · t = -3.29 · n = 108,591 statistically distinguishable from its control group |
| 2026-06-22 | Bollinger bandwidth breaks out of its own compression structure | -0.63% over 21 days · t = -2.80 · n = 7,196 statistically distinguishable from its control group |
| 2026-06-15 | Fair value gap, bullish structure | -0.67% over 21 days · t = -6.43 · n = 111,973 statistically distinguishable from its control group |
| 2026-05-19 | Fair value gap, bearish structure | -0.45% over 21 days · t = -3.29 · n = 108,591 statistically distinguishable from its control group |
Excess return against a matched control group, on a point-in-time universe that includes delisted companies. Most families do not survive that. How the measurement works →
Insider transactions (Form 4)
| date | insider | what | shares | price | value |
|---|---|---|---|---|---|
| 2026-08-17 | GEORGE WILLIAM III CHIEF FINANCIAL OFFICER | Open-market sale | 2.6K | 1,859.65 | 4.7M |
| 2026-08-11 | MYERS FRANKLIN Director | Open-market sale | 4.0K | 1,693.92 | 6.8M |
| 2026-08-10 | MYERS FRANKLIN Director | Open-market sale | 3.5K | 1,690.47 | 5.9M |
| 2026-06-24 | MYERS FRANKLIN Director | Open-market sale | 6.7K | 1,954.47 | 13.1M |
| 2026-05-27 | Hardy Rhoman J Director | Open-market sale | 342 | 1,900.08 | 649.8K |
| 2026-05-21 | MYERS FRANKLIN Director | Gift | 273 | 0.00 | 0 |
| 2026-05-18 | SANDBROOK WILLIAM J Director | Grant or award | 105 | 0.00 | 0 |
| 2026-05-18 | MYERS FRANKLIN Director | Grant or award | 105 | 0.00 | 0 |
| 2026-05-18 | BULLS HERMAN E Director | Grant or award | 105 | 0.00 | 0 |
| 2026-05-18 | ANDERSON DARCY Director | Grant or award | 105 | 0.00 | 0 |
Open-market purchases (code P) are the informative ones. Grants, option exercises and tax withholding are compensation mechanics, not decisions. How to read a Form 4 →
Largest institutional holders
| manager | value | shares |
|---|---|---|
| BlackRock, Inc. | 4.8B | 3.5M |
| VANGUARD CAPITAL MANAGEMENT LLC | 3.2B | 2.3M |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 2.6B | 1.9M |
| STATE STREET CORP | 2.0B | 1.5M |
| FMR LLC | 2.0B | 1.4M |
| GEODE CAPITAL MANAGEMENT, LLC | 1.7B | 1.2M |
| AQR CAPITAL MANAGEMENT LLC | 1.5B | 1.1M |
| Capital World Investors | 1.2B | 865.8K |
| JPMORGAN CHASE & CO | 1.1B | 889.9K |
| WESTFIELD CAPITAL MANAGEMENT CO LP | 856.2M | 620.9K |
13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →
Short selling
This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →
Recent headlines
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