# COMPX INTL INC CL A

COMPX INTL INC CL A is a security (CUSIP 20563P101) tracked across SEC portfolio filings. 44 institutional managers reported $18.5M on Form 13F as of 2026-06-30; 6 registered fund positions totaling $5.0M via N-PORT as of 2026-05-31.

## Summary

- Issuer: COMPX INTL INC
- Class: CL A
- CUSIP: 20563P101
- Asset category: EC
- 13F holders: 44
- 13F value: $18.5M
- 13F period: 2026-06-30
- N-PORT fund positions: 6
- N-PORT value: $5.0M
- N-PORT report: 2026-05-31

## Top institutional holders (Form 13F)

_Showing 15 of 44 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| DIMENSIONAL FUND ADVISORS LP | AUSTIN, TX | $4.2M | 179,409 |
| [ROYCE & ASSOCIATES LP](https://search.stillhousedata.com/firm/107689) | New York, NY | $3.9M | 166,074 |
| BlackRock, Inc. | New York, NY | $2.5M | 107,504 |
| [RENAISSANCE TECHNOLOGIES LLC](https://search.stillhousedata.com/firm/106661) | NEW YORK, NY | $2.5M | 106,949 |
| [VANGUARD GROUP INC](https://search.stillhousedata.com/firm/105958) | Valley Forge, PA | $2.3M | 97,693 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/115504) | BOSTON, MA | $808K | 34,585 |
| STATE STREET CORP | BOSTON, MA | $715K | 30,600 |
| [BRIDGEWAY CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/111441) | HOUSTON, TX | $553K | 23,667 |
| NORTHERN TRUST CORP | CHICAGO, IL | $397K | 16,987 |
| BARCLAYS PLC | LONDON, X0 | $139K | 5,931 |
| JPMORGAN CHASE & CO | NEW YORK, NY | $115K | 4,906 |
| MORGAN STANLEY | NEW YORK, NY | $102K | 4,364 |
| [RHUMBLINE ADVISERS](https://search.stillhousedata.com/firm/107151) | BOSTON, MA | $61K | 2,624 |
| DEUTSCHE BANK AG\\ | Frankfurt Am Main, 2M | $33K | 1,434 |
| Royal Bank of Canada | TORONTO, A6 | $27K | 1,151 |

## Top fund holders (N-PORT)

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| ROYCE SMALL-CAP TRUST, INC. | ROYCE SMALL-CAP TRUST, INC. | $3.9M | 17.39% |
| [U.S. MICRO CAP PORTFOLIO](https://search.stillhousedata.com/fund/S000000948) | DFA INVESTMENT DIMENSIONS GROUP INC | $493K | 0.66% |
| [VANGUARD EXTENDED MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002841) | VANGUARD INDEX FUNDS | $364K | 0.04% |
| [VANGUARD RUSSELL 2000 INDEX FUND](https://search.stillhousedata.com/fund/S000030003) | VANGUARD SCOTTSDALE FUNDS | $194K | 0.11% |
| [Master Small Cap Index Series](https://search.stillhousedata.com/fund/S000002716) | Quantitative Master Series LLC | $58K | 0.12% |
| [DWS Small Cap Index VIP](https://search.stillhousedata.com/fund/S000006223) | DEUTSCHE DWS INVESTMENTS VIT FUNDS | $6K | 0.14% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/20563P101.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

---

Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.