CORE MOLDING TECHNOLOGIES IN (CMT): Ownership & Insider Activity
Hedge funds and institutional managers reporting a position in CMT · Materials. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
4
13F filers
Aggregate Value
$21.1M
Across holders
Last Price
$25.09
2026-08-24
Sector
Materials
GICS
Quarterly fund activity1 increased2 reduced0 exited
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 462K | $10.9M | 51.6% | 0.0% | Reduced | $-625K | Q2 2026 |
| GAMCO INVESTORS, INC. ET AL CIK 0000807249 | Institutional Manager | 376K | $8.9M | 42.0% | 0.1% | Unchanged | +$0 | Q2 2026 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP CIK 0001164508 | Hedge Fund | 46K | $1.1M | 5.1% | 0.0% | Added | +$341K | Q2 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 12K | $283K | 1.3% | 0.0% | Reduced | $-579K | Q2 2026 |
Reduced
Hedge Fund
$10.9M· 51.6% of total· 0.0% port· 462K sh· $-625K QoQ· Q2 2026
Unchanged
Institutional Manager
$8.9M· 42.0% of total· 0.1% port· 376K sh· +$0 QoQ· Q2 2026
Added
Hedge Fund
$1.1M· 5.1% of total· 0.0% port· 46K sh· +$341K QoQ· Q2 2026
Reduced
Hedge Fund
$283K· 1.3% of total· 0.0% port· 12K sh· $-579K QoQ· Q2 2026
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