undamentalytics Newsletter

Core Molding Technologies Inc insider trading

Every open-market purchase and sale by Core Molding Technologies Inc's officers, directors and largest shareholders since November 4, 2021, and what the share price did next.

Insider purchase Insider sale Marker size reflects trade value. Weekly closes adjusted for splits; may be delayed.
Core Molding Technologies Inc insider open-market trades
DateInsiderTrade SharesPriceValue 1M after 3M after 6M after

From insiders' Form 4 filings with the SEC: open-market purchases and sales only (awards, option exercises and shares withheld for tax are excluded), combined to one line per insider per day. "Plan" marks trades the filing says were made under a pre-set Rule 10b5-1 trading plan, which are scheduled in advance. Price changes run from the close on the trade date; hover a figure for the change relative to the S&P 500. Past moves don't predict future ones.

Does following Core Molding Technologies Inc’s insiders pay?

From December 2, 2010 to August 10, 2026, 20 insiders reported 82 open-market purchases and 102 sales not made under a pre-set plan in Core Molding Technologies Inc. Twelve months after each purchase was reported, the shares were −5.0% against the S&P 500 on average (median −19.0%), over 69 purchases with a full year of prices; 42% beat the index. After sales, the shares moved −10.0% against the index over 12 months (a negative figure means selling was the right call). Buying each purchase the day after it was reported, an equal amount each, held 12 months or until that insider reported a sale, would have turned $10,000 on March 26, 2012 into $53,261 by November 2, 2026, +12.2% a year. It held shares 89% of the time; the S&P 500 on those same days, with Treasury bills otherwise, made $55,580 (+12.5% a year), and held throughout $68,629 (+14.1%).

$0$20.0k$40.0k$60.0k 20122014201620182020202220242026 $68.6k$55.6k$53.3k
Copying Core Molding Technologies Inc's insidersS&P 500, same days investedS&P 500, held throughout $10,000 copying every open-market purchase by Core Molding Technologies Inc's insiders from March 26, 2012, before costs and taxes, marked weekly. Uninvested money earns the Treasury bill rate; the portfolio held shares 89% of the time.
Core Molding Technologies Inc: each insider's record
InsiderRolePurchases12 months after their purchasesBeat the S&P 500Sales12 months after their salesLatest report
Duvall David L. Chief Executive Officer 17 −18.4% (13) 23% 17 −2.1% (17) September 11, 2025
Zimmer John P EVP, Treasurer, Secretary, CFO 11 +19.2% (11) 64% 13 −43.4% (13) November 27, 2024
Hellmold Ralph O Director 2 −3.9% (2) 50% 20 −27.8% (19) August 10, 2026
Smith Andrew O Director 18 −8.6% (17) 41% 0 — September 16, 2022
Anderson Renee R EVP, Human Resources 6 −12.8% (5) 20% 8 −28.5% (8) September 17, 2024
Cellitti Thomas R Director 4 +60.9% (3) 100% 8 −34.0% (4) June 25, 2026
Crowley James F Director 3 −21.8% (2) 50% 7 −20.5% (7) June 16, 2023
Jauchius Matthew Director 5 −9.6% (3) 67% 5 −23.7% (5) September 11, 2025
Klestinec Stephen J Vice President and COO 0 — — 9 +38.4% (9) May 30, 2014
Palomaki Eric EVP,Operations 7 −23.5% (5) 20% 2 −71.3% (2) March 19, 2025
Barnett Kevin L President and CEO 0 — — 6 +79.1% (6) July 1, 2014
Highfield James C EVP, Sales and Marketing 2 −28.1% (2) 0% 3 +8.5% (3) May 19, 2023
O'donovan Terrence James VP, Marketing and Sales 2 +1.9% (2) 50% 0 — April 1, 2013
Price Robert P Vice President of Operations 2 −19.4% (2) 50% 0 — June 27, 2017
Simonton James L Director 0 — — 2 +33.8% (2) December 21, 2016
Dick Herman F Jr VP, Secretary, Treasurer & CFO 0 — — 1 +29.6% (1) August 16, 2013
Gayford Michael James EVP of Operations 1 — — 0 — March 19, 2026
Kowaleski Sandra Lee Director 1 −19.0% (1) 0% 0 — March 25, 2021
Prine Malcolm M Director 0 — — 1 −19.0% (1) May 20, 2011
Ringling William Vice President of Operations 1 +19.4% (1) 100% 0 — March 23, 2016

Moves are the shares’ return including dividends minus the S&P 500’s, from the close on the first trading day after each report; the number of trades with a finished 12-month window is in brackets. Green means the trade went the insider’s way (a purchase ahead of the index, a sale followed by the shares trailing it). A trade reported both by a director or officer and by a fund or company they are linked to counts once here, under the person. Purchases count only where the share price actually traded was at least $5. These figures describe what the shares did, not why anyone traded. Insiders across all companies.

When several insiders traded Core Molding Technologies Inc

Months when 2 or more insiders became net buyers, or 3 or more net sellers, of Core Molding Technologies Inc in reports dated in the 91 days before the month end, and how the stock did against the S&P 500 from that month end. After the 9 buying crowds with six months of prices, it averaged −2.7% against the index. After 5 selling crowds, −13.5%. One company's history is too short to judge by; the test across every company is the better guide.

MonthCrowd3 months on, vs S&P 5006 months12 months
September 30, 20253 selling−5.3%+10.1%−4.2%
May 31, 20243 selling−14.5%−29.0%−30.9%
May 31, 20234 selling+40.7%−10.0%−23.4%
August 31, 20223 buying−16.4%+36.7%+104.7%
April 29, 20222 buying+13.5%+6.1%+92.1%
November 30, 20213 buying−2.5%+19.1%+28.6%
August 30, 20192 buying−46.5%−56.1%−20.2%
April 30, 20192 buying−17.9%−32.1%−70.9%
November 30, 20185 buying−9.3%−13.2%−70.0%
June 30, 20172 buying−2.7%−10.6%−47.9%
November 30, 20162 buying−7.6%+19.1%+12.9%
December 31, 20153 buying−9.3%+6.8%+21.4%

Colours show whether the crowd was right: green when buyers were followed by a rise above the index, or sellers by a fall below it. Latest 12 of 14. Total returns from the month end; past patterns are not a forecast.

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