FIX

Comfort Systems USA Inc$1,681 3.23%
IndustrialsUSCUSIP 199908104· EOD Jul 16, 2026◍ Confluence graph
Tracked 13F Holders
762
+94 QoQ
13F Value (tracked)
$39.7B
Insider Net · 180d
-$116.6M
0↑ 10↓
Recent Filings
15
Smart-money sentimentBearish
BearishBullish
13F funds (latest Q)26 adding · 23 trimming
Insider net (180d)-$116.6M

Price & smart-money activity

$1,681 3.23%5Y +2222.2%
$64.02$604.58$1,145$1,686$2,226202120222023202420252026384162947413742942842407514625852605585463326464877834858241037661121061379481451051118114872351681026420194433
Hover for who · click for detailEnd-of-day closing prices52w $532.14 – $2,067
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Ask your agent what changed in FIX

This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/stocks/FIX/capital-change-brief"
Ask your agent
Use Arkolith's capital_change_brief for FIX.
Tell me what changed, whether insider activity
corroborates it, and cite the SEC evidence.

Top institutional holders

762 tracked 13F filers
3 source-reported value rows are withheld because the reported units do not agree with same-security peers. Share counts remain visible and unchanged.
#FundPosition valueSharesLast moveAs ofHistory
1BlackRock, Inc.
$4.8B
3.5M
+1.9%
Added · +64K sh
Q1 2026
2VANGUARD CAPITAL MANAGEMENT LLC
$3.2B
2.3M
New
+2.3M sh
Q1 2026
3VANGUARD PORTFOLIO MANAGEMENT LLC
$2.6B
1.9M
New
+1.9M sh
Q1 2026
4STATE STREET CORP
$2.0B
1.5M
+3.0%
Added · +43K sh
Q1 2026
5FMR LLC
$2.0B
1.4M
−13%
Reduced · −221K sh
Q1 2026
6GEODE CAPITAL MANAGEMENT, LLC
$1.7B
1.2M
+4.4%
Added · +53K sh
Q1 2026
7AQR CAPITAL MANAGEMENT LLC
$1.5B
1.1M
+9.4%
Added · +96K sh
Q1 2026
8JPMORGAN CHASE & CO
$1.1B
890K
+26%
Added · +183K sh
Q1 2026
9WESTFIELD CAPITAL MANAGEMENT CO LP
$856.2M
621K
−7.2%
Reduced · −48K sh
Q1 2026
10NORGES BANK
$469.6M
503K
+5.0%
Added · +24K sh
Q4 2025
11MORGAN STANLEY
$634.5M
460K
+6.6%
Added · +28K sh
Q1 2026
12FIRST TRUST ADVISORS LP
$573.5M
416K
−14%
Reduced · −66K sh
Q1 2026
13NORTHERN TRUST CORP
$453.8M
329K
+3.2%
Added · +10K sh
Q1 2026
14CHARLES SCHWAB INVESTMENT MANAGEMENT INC
$396.8M
288K
+0.4%
Added · +1K sh
Q1 2026
15DIMENSIONAL FUND ADVISORS LP
$385.8M
280K
+5.4%
Added · +14K sh
Q1 2026
16FEDERATED HERMES, INC.
$368.2M
267K
−16%
Reduced · −50K sh
Q1 2026
17ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
$348.9M
253K
+13%
Added · +29K sh
Q1 2026
18Hood River Capital Management LLC
$343.9M
249K
+1.4%
Added · +4K sh
Q1 2026
19GOLDMAN SACHS GROUP INC
$336.5M
244K
+23%
Added · +46K sh
Q1 2026
20FULLER & THALER ASSET MANAGEMENT, INC.
$334.0M
242K
−16%
Reduced · −47K sh
Q1 2026
21DEUTSCHE BANK AG\
$332.0M
241K
−23%
Reduced · −72K sh
Q1 2026
22BAILLIE GIFFORD & CO
$310.4M
225K
−18%
Reduced · −50K sh
Q1 2026
23Point72 Asset Management, L.P.
$302.3M
219K
+49%
Added · +72K sh
Q1 2026
24Bank of New York Mellon Corp
$300.9M
218K
−4.2%
Reduced · −9K sh
Q1 2026
25Value Aligned Research Advisors, LLC
$294.6M
214K
+45%
Added · +67K sh
Q1 2026

Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

Fund activity: latest quarter

Opened (NEW)
0
funds
Added
26
funds
Reduced
23
funds
Exited
0
funds

Insider activity (Form 4)

Full insider page →
Buys · 180d
$0
0 insiders
Sells · 180d
$116.6M
10 insiders
Net
-$116.6M
19 P/S txns
Signal
Net Selling
open-market
DateInsiderRoleActionSharesValue
Jun 24, 2026MYERS FRANKLINDirectorSell (S)7K$13.1M
May 27, 2026Hardy Rhoman JDirectorSell (S)342$650K
May 21, 2026MYERS FRANKLINDirectorGift (G)273$0
May 18, 2026SANDBROOK WILLIAM JDirectorGrant (A)105$0
May 18, 2026Mercado, Pablo G.DirectorGrant (A)105$0
May 18, 2026Skidmore Constance EllenDirectorGrant (A)105$0
May 18, 2026Kapoor GauravDirectorGrant (A)105$0
May 18, 2026Wallis-Lage Cindy L.DirectorGrant (A)105$0
May 18, 2026Hardy Rhoman JDirectorGrant (A)105$0
May 18, 2026MYERS FRANKLINDirectorGrant (A)105$0
May 18, 2026BULLS HERMAN EDirectorGrant (A)105$0
May 18, 2026ANDERSON DARCYDirectorGrant (A)105$0

Institutional ownership over time

746 funds+398 since Q3 2024
0373746Q3 2024Q1 2025Q3 2025Q1 2026
funds holding aggregate valuelatest $39.2B · 2 values withheld

Funds that own FIX also own

CompanyCo-held byCombined value
MICROSOFT CORPMSFT374 funds$309.5B
META PLATFORMS INC-CLASS AMETA371 funds$133.0B
NVIDIA CORPNVDA370 funds$442.9B
AMAZON.COM INCAMZN369 funds$242.4B
BROADCOM INCAVGO365 funds$170.1B
APPLE INCAAPL364 funds$327.7B
ALPHABET INC-CL AGOOGL363 funds$203.7B
VISA INC-CLASS A SHARESV359 funds$68.9B
ELI LILLY & COLLY358 funds$83.9B
JPMORGAN CHASE & COJPM357 funds$78.4B
ALPHABET INC-CL CGOOG354 funds$133.7B
MASTERCARD INC - AMA353 funds$62.2B

Ranked by how many of FIX's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).

Recent filings

15 shown

Browse more

13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for FIX. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.