CMT insider buying and SEC filings, explained
Core Molding Technologies Inc. · CIK 1026655
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Company profile
- Exchanges
- NYSE
- Industry (SIC)
- Plastics Products, NEC
- State of incorporation
- DE
- Fiscal year end
- Dec 31
- Former names
- CORE MATERIALS CORP
Insider activity in the last 12 months
Bought
$10K
Insiders who bought
1
Sold (not marked 10b5-1)
$353K
Planned sales (10b5-1)
$0
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| Aug 7, 2026 | Sale | Ralph O. Hellmold (Director) sold 4,268 shares at about $25.82 ($110K). Holdings down 11% to 33,501 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 10, 2026 |
| Jun 29, 2026 | Purchase (code P) | Alex Joseph Panda (CFO) bought 275 shares at $23.59 ($6K), reported as a purchase (code P). Holdings up 1% to 44,590 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jul 1, 2026 |
| Jun 23–25, 2026 | Sale | Thomas R. Cellitti (Director) sold 1,413 shares between Jun 23 and Jun 25 at about $24.04 ($34K). Holdings down 2% to 92,393 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jun 25, 2026 |
| Jun 17–18, 2026 | Sale | Thomas R. Cellitti (Director) sold 2,507 shares between Jun 17 and Jun 18 at about $24.00 ($60K). Holdings down 3% to 93,806 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jun 22, 2026 |
| Jun 15–16, 2026 | Sale | Thomas R. Cellitti (Director) sold 2,080 shares between Jun 15 and Jun 16 at about $25.03 ($52K). Holdings down 2% to 96,313 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jun 17, 2026 |
| Jun 11–12, 2026 | Sale | Thomas R. Cellitti (Director) sold 3,900 shares between Jun 11 and Jun 12 at about $24.65 ($96K). Holdings down 4% to 98,393 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jun 15, 2026 |
| Mar 20, 2026 | Purchase (code P) | Eric Palomaki (President / COO) bought 400 shares at about $20.06 ($8K), reported as a purchase (code P). Holdings up <1% to 168,899 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Mar 20, 2026 |
| Mar 19, 2026 | Purchase (code P) | Michael James Gayford (EVP of Operations) bought 500 shares at $20.12 ($10K), reported as a purchase (code P). Holdings up 2% to 27,167 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Mar 19, 2026 |
20 routine transactions (such as grants, option exercises or tax withholding) are not listed.
Cluster buys
No cluster buys in the last 12 months.
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
| Filed | Items | Tag | Source |
|---|---|---|---|
| Nov 3, 2026, 9:39 AM ET 8-K | Earnings released (Item 2.02) | SEC filing |
Red flags are objective triggers only: the item or form filed, never an opinion.
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