Core Molding Technologies Inc
CMT- Exchange
- NYSE
- Industry
- Plastics Products, NEC
- SEC CIK
- 0001026655
In the last 90 days, Core Molding Technologies Inc insiders filed 1 open-market purchase and 1 sale; 90 institutions reported holding it in 13F filings for Q2 2026, worth $151.8M in total; no superinvestor holds it.
Holders of 5% or more of CMT
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Core Molding Technologies Inc, largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Tieton Capital Management, LLC | 13G | 5.00%440.9K shares | New | Nov 12, 20251 filing | Nov 12, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
21 Schedule 13D and 13G filings on Core Molding Technologies Inc, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Apr 9, 20264:02 PM ET | Gamco Investors, Inc. Et Aland 7 others | 13D/A | 4.10%375.8K shares | –Below 5% | Apr 6, 2026 | SEC |
| Mar 26, 20265:40 PM ET | Vanguard Group Inc | 13G/A | 0.00%0 shares | −5.14 ppfrom 5.14%Below 5% | Mar 13, 2026 | SEC |
| Nov 12, 20252:50 PM ET | Tieton Capital Management, LLC | 13G | 5.00%440.9K shares | New | Sep 30, 2025 | SEC |
| Jul 29, 202511:19 AM ET | Vanguard Group Inc | 13G | 5.14%462.8K shares | – | Jun 30, 2025 | SEC |
| Feb 13, 2024 | Renaissance Technologies LLC | 13G/AOld format | – | – | – | SEC |
| Feb 9, 2024 | Dimensional Fund Advisors LP | 13G/AOld format | – | – | – | SEC |
| Feb 8, 2024 | Wax Asset Management, LLC | 13G/AOld format | – | – | – | SEC |
| Mar 16, 2023 | Gamco Investors, Inc. Et Al | 13D/AOld format | – | – | – | SEC |
| Feb 13, 2023 | Renaissance Technologies LLC | 13G/AOld format | – | – | – | SEC |
| Feb 10, 2023 | Dimensional Fund Advisors LP | 13G/AOld format | – | – | – | SEC |
| Feb 7, 2023 | Wax Asset Management, LLC | 13G/AOld format | – | – | – | SEC |
| Feb 11, 2022 | Renaissance Technologies LLC | 13G/AOld format | – | – | – | SEC |
| Feb 8, 2022 | Dimensional Fund Advisors LP | 13G/AOld format | – | – | – | SEC |
| Jan 31, 2022 | Wax Asset Management, LLC | 13GOld format | – | New | – | SEC |
| Oct 12, 2021 | FMR LLC | 13G/AOld format | – | – | – | SEC |
| Aug 26, 2021 | Gamco Investors, Inc. Et Al | 13D/AOld format | – | – | – | SEC |
| Jul 12, 2021 | FMR LLC | 13G/AOld format | – | – | – | SEC |
| Feb 12, 2021 | Dimensional Fund Advisors LP | 13G/AOld format | – | – | – | SEC |
| Feb 11, 2021 | Renaissance Technologies LLC | 13G/AOld format | – | – | – | SEC |
| Feb 10, 2021 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
| Feb 8, 2021 | FMR LLC | 13G/AOld format | – | – | – | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Core Molding Technologies Inc shares.
No Form 144 notices for Core Molding Technologies Inc are on file.