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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.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by Core Molding Technologies Inc insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
1 filing
1 insider, $6.49K in total
Open-market sells
1 filing
1 insider, $110.2K in total
Insiders trading
2
Net value
−$103.7K
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for Core Molding Technologies Inc, current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for Core Molding Technologies Inc
NameTitleLast reported holdingLast filingFilings, past year
Hellmold Ralph ODirector33,501Aug 10, 20262
Palomaki EricChief Executive Officer181,760Jul 10, 20264
Panda Alex JosephEVP, Treasurer, Secretary, CFO44,590Jul 1, 20263
Cellitti Thomas RDirector92,393Jun 25, 20265
Duvall David L.Chief Executive Officer136,990Mar 31, 20262
Pulliam StephanieEVP, Human Resources18,333Mar 31, 20262
Gayford Michael JamesEVP of Operations19,503Mar 31, 20263
Alanis ArnoldEVP of Operations25,411Mar 31, 20262
Jauchius MatthewDirector56,112Mar 13, 20261
Minarro SalvadorDirector14,435Mar 13, 20261
Smith Andrew ODirector100,926Mar 13, 20261
Kowaleski Sandra LeeDirector35,071Mar 13, 20261
Bantz AlexanderChief Commercial Officer26,394Mar 13, 20261
Zimmer John PEVP, Treasurer, Secretary, CFO87,255May 15, 20250
Anderson Renee REVP, Human Resources38,792Sep 17, 20240
Crowley James FDirector54,140Jun 16, 20230
Highfield James CEVP, Sales and Marketing45,437May 19, 20230

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Aug 10, 2026 (view filing)6:20 PM ETAug 73 daysHellmold Ralph ODirectorSSale−4.27K$25.82−$110.2K−11.3%33.5K after
Jul 1, 2026 (view filing)4:06 PM ETJun 292 daysPanda Alex JosephEVP, Treasurer, Secretary, CFOPPurchase+275$23.59+$6.49K+0.6%44.6K after
Jun 25, 2026 (view filing)Jun 23-252 daysCellitti Thomas RDirectorSSale−1.41K$24.04−$34.0K−1.5%92.4K after3 lots
Jun 22, 2026 (view filing)Jun 17-185 daysCellitti Thomas RDirectorSSale−2.51K$24.00−$60.2K−2.6%93.8K after2 lots
Jun 17, 2026 (view filing)Jun 15-162 daysCellitti Thomas RDirectorSSale−2.08K$25.03−$52.1K−2.1%96.3K after2 lots
Jun 15, 2026 (view filing)Jun 11-124 daysCellitti Thomas RDirectorSSale−3.90K$24.65−$96.1K−3.8%98.4K after2 lots
Mar 20, 2026 (view filing)Mar 20Same dayPalomaki EricChief Operating OfficerPPurchase+400$20.06+$8.02K+0.2%168.9K after2 lots
Mar 19, 2026 (view filing)Mar 19Same dayGayford Michael JamesEVP of OperationsPPurchase+500$20.12+$10.1K+1.9%27.2K after
Sep 11, 2025 (view filing)Sep 92 daysDuvall David L.Chief Executive OfficerSSale−50.0K$20.32−$1.02M−25.2%148.8K after
Sep 11, 2025 (view filing)Sep 83 daysLateJauchius MatthewDirectorSSale−6.02K$19.84−$119.4K−10.5%51.5K after
Aug 28, 2025 (view filing)Aug 262 daysPanda Alex JosephEVP, Treasurer, Secretary, CFOPPurchase+200$19.10+$3.82K+0.7%30.6K after
Aug 27, 2025 (view filing)Aug 25-262 daysCellitti Thomas RDirectorSSale−10.0K$18.81−$188.1K−9.4%96.2K after2 lots
Aug 25, 2025 (view filing)Aug 25Same dayPanda Alex JosephEVP, Treasurer, Secretary, CFOPPurchase+200$19.15+$3.83K+0.7%30.4K after
Aug 22, 2025 (view filing)Aug 211 dayPanda Alex JosephEVP, Treasurer, Secretary, CFOPPurchase+200$17.90+$3.58K+0.7%30.2K after
Aug 20, 2025 (view filing)Aug 18-192 daysPanda Alex JosephEVP, Treasurer, Secretary, CFOPPurchase+200$17.64+$3.53K+0.7%30.0K after2 lots
Aug 18, 2025 (view filing)Aug 135 daysLatePanda Alex JosephEVP, Treasurer, Secretary, CFOPPurchase+200$17.33+$3.47K+0.7%29.8K after
Aug 12, 2025 (view filing)Aug 111 dayPanda Alex JosephEVP, Treasurer, Secretary, CFOPPurchase+200$17.06+$3.41K+0.7%29.6K after
Jun 24, 2025 (view filing)Jun 204 daysDuvall David L.Chief Executive OfficerSSale−4.05K$16.50−$66.8K−2.0%198.8K after
Jun 20, 2025 (view filing)Jun 13-187 daysLateDuvall David L.Chief Executive OfficerSSale−9.42K$16.55−$156.0K−4.4%202.8K after3 lots
Jun 11, 2025 (view filing)Jun 9-102 daysDuvall David L.Chief Executive OfficerSSale−6.26K$16.25−$101.7K−2.9%212.3K after2 lots
Jun 9, 2025 (view filing)Jun 63 daysDuvall David L.Chief Executive OfficerSSale−9.97K$16.07−$160.2K−4.4%218.5K after
Jun 6, 2025 (view filing)Jun 4-52 daysDuvall David L.Chief Executive OfficerSSale−20.3K$16.02−$325.2K−8.2%228.5K after2 lots
Mar 19, 2025 (view filing)Mar 14-175 daysLatePalomaki EricEVP,OperationsPPurchase+2.00K$14.00+$28.0K+1.3%160.2K after2 lots
Dec 27, 2024 (view filing)Dec 24-263 daysDuvall David L.Chief Executive OfficerSSale−18.7K$16.52−$308.5K−7.3%238.8K after2 lots
Dec 23, 2024 (view filing)Dec 18-205 daysLateDuvall David L.Chief Executive OfficerSSale−15.9K$16.17−$257.4K−5.8%257.5K after3 lots
Dec 10, 2024 (view filing)Dec 6-104 daysDuvall David L.Chief Executive OfficerSSale−13.9K$16.40−$228.8K−4.9%273.4K after3 lots
Nov 27, 2024 (view filing)Nov 25-262 daysZimmer John PEVP, Treasurer, Secretary, CFOSSale−19.7K$17.75−$349.7K−17.0%95.9K after3 lots
Sep 17, 2024 (view filing)Sep 161 dayAnderson Renee REVP, Human ResourcesSSale−717$18.14−$13.0K−1.8%38.8K after
Sep 16, 2024 (view filing)Sep 12-134 daysDuvall David L.Chief Executive OfficerSSale−50.8K$17.93−$911.6K−15.0%287.4K after2 lots
Sep 16, 2024 (view filing)Sep 133 daysAnderson Renee REVP, Human ResourcesSSale−7.98K$18.02−$143.8K−16.8%39.5K after
Sep 16, 2024 (view filing)Sep 11-125 daysLateAnderson Renee REVP, Human ResourcesSSale−1.78K$18.00−$32.1K−3.6%47.5K after2 lots
Sep 6, 2024 (view filing)Aug 307 daysLateAnderson Renee REVP, Human ResourcesSSale−405$18.00−$7.29K−0.8%49.3K after
Aug 30, 2024 (view filing)Aug 28-292 daysAnderson Renee REVP, Human ResourcesSSale−3.12K$18.06−$56.4K−5.9%49.7K after2 lots
Aug 27, 2024 (view filing)Aug 234 daysDuvall David L.Chief Executive OfficerSSale−20.0K$18.29−$365.8K−5.6%338.2K after
Aug 27, 2024 (view filing)Aug 23-264 daysZimmer John PEVP, Treasurer, Secretary, CFOSSale−15.7K$18.34−$287.1K−11.9%115.6K after2 lots
Aug 23, 2024 (view filing)Aug 21-232 daysZimmer John PEVP, Treasurer, Secretary, CFOSSale−26.4K$17.99−$475.1K−16.8%131.2K after3 lots
Aug 22, 2024 (view filing)Aug 20-212 daysDuvall David L.Chief Executive OfficerSSale−29.1K$17.97−$523.9K−7.5%358.2K after2 lots
Aug 19, 2024 (view filing)Aug 15-194 daysAnderson Renee REVP, Human ResourcesSSale−25.0K$18.04−$451.0K−32.1%52.8K after3 lots
Jun 20, 2024 (view filing)Jun 182 daysJauchius MatthewDirectorSSale−6.53K$16.60−$108.3K−11.4%50.8K after
May 30, 2024 (view filing)May 282 daysZimmer John PEVP, Treasurer, Secretary, CFOSSale−6.59K$19.69−$129.9K−4.0%157.6K after
May 30, 2024 (view filing)May 282 daysAnderson Renee REVP, Human ResourcesSSale−10$20.00−$2000.0%77.8K after
May 28, 2024 (view filing)May 23-245 daysHellmold Ralph ODirectorSSale−1.87K$19.00−$35.6K−6.4%27.4K after2 lots
May 24, 2024 (view filing)May 222 daysHellmold Ralph ODirectorSSale−1.60K$19.00−$30.4K−5.2%29.3K after
May 21, 2024 (view filing)May 17-214 daysHellmold Ralph ODirectorSSale−4.03K$19.11−$77.0K−11.5%30.9K after2 lots
May 17, 2024 (view filing)May 17Same dayZimmer John PEVP, Treasurer, Secretary, CFOSSale−8.83K$20.01−$176.8K−5.1%164.2K after
May 15, 2024 (view filing)May 13-142 daysDuvall David L.Chief Executive OfficerSSale−19.7K$20.19−$398.0K−4.8%387.4K after2 lots
May 15, 2024 (view filing)May 141 dayZimmer John PEVP, Treasurer, Secretary, CFOSSale−4.57K$19.72−$90.1K−2.6%173.1K after
Oct 3, 2023 (view filing)Sep 294 daysAnderson Renee REVP, Human ResourcesSSale−12.5K$28.51−$356.4K−12.7%85.6K after
Oct 3, 2023 (view filing)Sep 294 daysAnderson Renee REVP, Human ResourcesSSale−2.45K$28.24−$69.3K−100.0%0 after
Oct 2, 2023 (view filing)Sep 293 daysZimmer John PEVP, Treasurer, Secretary, CFOSSale−10.0K$28.65−$286.5K−5.4%174.9K after