Who Owns CompX International Inc. (CIX)?Hedge Fund & Institutional Holders

$24.05+0.78 (+3.35%)IndustrialsAMEX

Institutional Holders

50

as of Q4 2025

Total Institutional Value

$4.0000003864000204e+73T

% of Float Held

QoQ Change in Holders

+7 / -1

Price History

$19.81$23.21$26.60$30.00$33.40Sep 24Jun 25Mar 26

CIX — Biggest New Institutional Buyers This Quarter

FundActionShares AddedValue Added
NISA INVESTMENT ADVISORS, LLCNew Position+209+$4.0M
CWM, LLCNew Position+65+$2K
HARBOR CAPITAL ADVISORS, INC.New Position+51+$1K
GEODE CAPITAL MANAGEMENT, LLCIncreased+1K+$0
SBI Securities Co., Ltd.New Position+2+$0
True Wealth Design, LLCNew Position+1+$0
NEW YORK STATE COMMON RETIREMENT FUNDNew Position+214+$0
AMALGAMATED BANKNew Position+48+$0
FMR LLCIncreased+564+$-4K
BANK OF AMERICA CORP /DE/Increased+2K+$-34K
MORGAN STANLEYIncreased+718+$-107K
VANGUARD GROUP INCIncreased+2K+$-232K
BlackRock, Inc.Increased+5K+$-381K
Sterling Capital Management LLCIncreased+5+$-889K
ROYAL BANK OF CANADAIncreased+674+$-6.0M

CIX — Institutions Reducing or Closing Positions

FundActionShares SoldValue Sold
RENAISSANCE TECHNOLOGIES LLCDecreased-7K-$811.5M
NORTHERN TRUST CORPDecreased-638-$423.6M
DIMENSIONAL FUND ADVISORS LPDecreased-966-$231.2M
Squarepoint Ops LLCClosed Position-10K-$225.2M
JPMORGAN CHASE & CODecreased-99-$140.0M
DEUTSCHE BANK AG\Decreased-3K-$106.8M
Russell Investments Group, Ltd.Decreased-4K-$102.6M
RHUMBLINE ADVISERSDecreased-774-$80.5M
Tower Research Capital LLC (TRC)Decreased-20-$10.9M
MAI Capital ManagementDecreased-110-$9.6M
UBS Group AGDecreased-310-$7.8M
CITIGROUP INCDecreased-87-$4.2M
Legal & General Group PlcDecreased-33-$3.9M
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEMDecreased-17-$2.6M
STATE STREET CORPDecreased-830-$737K

Top Institutional Holders(Q4 2025)

#FundSharesValue% of PortfolioType
1DIMENSIONAL FUND ADVISORS LP172,289$4.0B0.84%Share
2ROYCE & ASSOCIATES LP166,074$3.9B39.18%Share
3RENAISSANCE TECHNOLOGIES LLC113,549$2.0B3.10%Share
4UBS Group AG322$7.0M0.00%Share
5NISA INVESTMENT ADVISORS, LLC209$4.0M0.01%Share
6VANGUARD GROUP INC86,967$2.0M0.03%Share
7BlackRock, Inc.49,179$1.0M0.02%Share
8BlackRock, Inc.45,496$1.0M0.02%Share
9CWM, LLC65$2K0.00%Share
10HARBOR CAPITAL ADVISORS, INC.51$1K0.00%Share
11EverSource Wealth Advisors, LLC2$00.00%Share
12STATE STREET CORP30,696$00.00%Share
13VANGUARD GROUP INC10,726$00.00%Share
14GEODE CAPITAL MANAGEMENT, LLC32,249$00.00%Share
15NewEdge Advisors, LLC300$00.00%Share
16GEODE CAPITAL MANAGEMENT, LLC4,843$00.00%Share
17AMALGAMATED BANK48$00.00%Share
18EverSource Wealth Advisors, LLC2$00.00%Share
19MORGAN STANLEY551$00.00%Share
20BlackRock, Inc.5,088$00.00%Share
21BlackRock, Inc.4,536$00.00%Share
22BlackRock, Inc.2,816$00.00%Share
23True Wealth Design, LLC1$00.00%Share
24WELLS FARGO & COMPANY/MN1,697$00.00%Share
25WELLS FARGO & COMPANY/MN1$00.00%Share
26Russell Investments Group, Ltd.400$00.00%Share
27Russell Investments Group, Ltd.127$00.00%Share
28BARCLAYS PLC8,003$00.00%Share
29Legal & General Group Plc135$00.00%Share
30IFP Advisors, Inc2$00.00%Share
31ROYAL BANK OF CANADA332$00.00%Share
32ROYAL BANK OF CANADA588$00.00%Share
33ROYAL BANK OF CANADA14$00.00%Share
34RHUMBLINE ADVISERS2,665$00.00%Share
35Sterling Capital Management LLC43$00.00%Share
36CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM95$00.00%Share
37BRIDGEWAY CAPITAL MANAGEMENT, LLC23,667$00.00%Share
38DEUTSCHE BANK AG\1,434$00.00%Share
39UBS Group AG2$00.00%Share
40Tower Research Capital LLC (TRC)444$00.00%Share
41MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.733$00.00%Share
42FMR LLC749$00.00%Share
43FMR LLC19$00.00%Share
44BANK OF AMERICA CORP /DE/3,018$00.00%Share
45BANK OF AMERICA CORP /DE/200$00.00%Share
46BANK OF AMERICA CORP /DE/198$00.00%Share
47NORTHERN TRUST CORP256$00.00%Share
48NORTHERN TRUST CORP17,207$00.00%Share
49CITIGROUP INC56$00.00%Share
50CITIGROUP INC35$00.00%Share

CIX Institutional Ownership History

QuarterHoldersTotal ValueChange
Q4 202539$9.9B+3
Q3 202536$12.8B-3
Q2 202539$15.2B-2
Q1 202541$15.2B+1
Q4 202440$15.8B+3
Q3 202437$42.1B+4
Q2 202433$38.3B-1
Q1 202434$21.1B

Similar Stocks by Institutional Ownership

As of Q4 2025, 50 institutional investors hold CIX (CompX International Inc.). The largest holder is DIMENSIONAL FUND ADVISORS LP with $4.0B in shares. This quarter, 7 institutions opened new positions and 1 closed their positions.

Frequently Asked Questions

How many hedge funds own CIX?

As of Q4 2025, 50 institutional investors report holding CIX (CompX International Inc.) in their 13F filings.

Who is the largest institutional holder of CIX?

The largest institutional holder of CIX is DIMENSIONAL FUND ADVISORS LP with $4.0B in shares.

Is institutional ownership of CIX increasing or decreasing?

This quarter, 7 institutions opened new positions in CIX and 1 closed their positions.