Institutional net value change surged $14.4B with 668 net buyers versus 474 sellers and 223 new funds opening positions, dwarfing insider sell value of $56.8M over 90 days with zero buying.

Confirmation

Confirmation would come if insider selling fades or Q2 filings show continued institutional accumulation.

Invalidation Risk

This verdict is invalidated if institutions reverse to net distribution or insiders escalate selling in a cluster.

The above is AI-generated from public regulatory filings and summarizes historical data only. It is not investment advice and should not be used as the basis for any buy or sell decision.

Insider Trading (Form 4)

90d confidence

unique buyers

—

buy value

data as of 2026-07-16

12-Month Buy/Sell Activity

May 25

Aug 25

Nov 25

Mar 26

BuySell

操作	內部人	職稱	交易日	金額
賣出	Reed Terrence	SVP & CHRO	2026-03-03	$1.56M
賣出	ANDERSON DARCY	Director	2026-03-03	$6.16M
賣出	Shaeff Julie	CHIEF ACCOUNTING OFFICER	2026-03-03	$3.16M
賣出	MYERS FRANKLIN	Director	2026-02-25	$12.72M
賣出	Lane Brian E.	CHIEF EXECUTIVE OFF.	2026-02-25	$13.61M
賣出	Reed Terrence	SVP & CHRO	2026-02-24	$978K
賣出	SANDBROOK WILLIAM J	Director	2026-02-24	$3.61M
賣出	Skidmore Constance Ellen	Director	2026-02-24	$1.43M

View all insider trades →

Form 144 Pre-Sale Notices

No Form 144 planned sale filings in the last 90 days

Beneficial Ownership (13D/13G)

No Schedule 13D/13G filings for this ticker

Material Events (8-K)

No Form 8-K filings for this ticker

FAQ

Who are the top institutional investors holding COMFORT SYSTEMS USA INC (FIX)?

Major stakeholders currently include BlackRock, Inc. ($4.8B), Vanguard Capital Management LLC ($3.2B), Vanguard Portfolio Management LLC ($2.6B). Based on the latest 13F filings, there are a total of 1194 tracked investment funds and institutions maintaining positions in FIX.

What is the overall institutional sentiment toward FIX recently?

Institutional sentiment appears Bullish (Net Buying). During the most recent reporting quarter, the stock experienced a net inflow of $14.4B, driven by 669 managers accumulating shares while 474 reduced their exposure.

Which institutions have been selling or reducing their FIX positions?

In the latest period, 401 funds trimmed their holdings, and 73 managers completely exited their positions. The aggregate reported sell value was $13.2B.

Are there any notable investors adding FIX to their portfolios?

Yes, buying activity remains notable. 224 institutions opened new positions in {ticker}, and 445 existing holders added to their shares. The total reported buy value for the quarter amounted to $25.7B.