CMT

SEC source: 0001026655-24-000038 · wk-form4_1710277773.xml · nonDerivative · entry 1

DUVALL DAVID L. · CIK 0001757008 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 433,719

F1 · shares: Represents shares of restricted stock withheld to satisfy the executive's tax withholding obligation upon vesting of restricted stock. The deemed disposition of the withheld shares is exempt pursuant to Rule 16b-3(e).

SEC source: 0001026655-24-000036 · wk-form4_1710277661.xml · nonDerivative · entry 1

PALOMAKI ERIC · CIK 0001753920 · EVP,Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 137,598

F1 · shares: Represents shares of restricted stock withheld to satisfy the executive's tax withholding obligation upon vesting of restricted stock. The deemed disposition of the withheld shares is exempt pursuant to Rule 16b-3(e).

SEC source: 0001026655-24-000034 · wk-form4_1710277523.xml · nonDerivative · entry 1

ANDERSON RENEE R · CIK 0001764040 · EVP, Human Resources

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 83,275

F1 · shares: Represents shares of restricted stock withheld to satisfy the executive's tax withholding obligation upon vesting of restricted stock. The deemed disposition of the withheld shares is exempt pursuant to Rule 16b-3(e).

SEC source: 0001026655-24-000032 · wk-form4_1710277446.xml · nonDerivative · entry 1

Zimmer John P · CIK 0001591397 · EVP, Treasurer, Secretary, CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 185,120

F1 · shares: Represents shares of restricted stock withheld to satisfy the executive's tax withholding obligation upon vesting of restricted stock. The deemed disposition of the withheld shares is exempt pursuant to Rule 16b-3(e).

SEC source: 0001026655-24-000023 · wk-form4_1709921757.xml · nonDerivative · entry 1

Kowaleski Sandra Lee · CIK 0001825768 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,095

SEC source: 0001026655-24-000021 · wk-form4_1709921706.xml · nonDerivative · entry 1

Smith Andrew O · CIK 0001650364 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 89,950

SEC source: 0001026655-24-000019 · wk-form4_1709921639.xml · nonDerivative · entry 1

Jauchius Matthew · CIK 0001566497 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 57,294

SEC source: 0001026655-24-000017 · wk-form4_1709921581.xml · nonDerivative · entry 1

HELLMOLD RALPH O · CIK 0001246460 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,944

SEC source: 0001026655-24-000015 · wk-form4_1709921525.xml · nonDerivative · entry 1

Minarro Salvador · CIK 0001636007 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,106

SEC source: 0001026655-24-000013 · wk-form4_1709921443.xml · nonDerivative · entry 1

CELLITTI THOMAS R · CIK 0001249659 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 97,145

SEC source: 0001026655-24-000011 · wk-form4_1709921350.xml · nonDerivative · entry 1

Zimmer John P · CIK 0001591397 · EVP, Treasurer, Secretary, CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 188,207

SEC source: 0001026655-24-000009 · wk-form4_1709921213.xml · nonDerivative · entry 1

PALOMAKI ERIC · CIK 0001753920 · EVP,Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 140,174

SEC source: 0001026655-24-000007 · wk-form4_1709921140.xml · nonDerivative · entry 1

DUVALL DAVID L. · CIK 0001757008 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 439,471

SEC source: 0001026655-23-000179 · wk-form4_1696277713.xml · nonDerivative · entry 1

Zimmer John P · CIK 0001591397 · EVP, Treasurer, Secretary, CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 174,893

F1 · shares: The reporting persons sale of CMT common stock reported herein was matchable under Section 16(b) of the Securities Exchange Act of 1934, to the extent of 2,500 shares, with the reporting persons purchase of 2,500 shares of CMT common stock at a price of $20.4247 per share on June 27, 2023. The reporting person has agreed to pay to CMT, upon settlement of the sale, the full amount of the profit realized in connection with the short-swing transactions effected within the applicable measurement period, less transaction costs. The reporting person has further agreed to pay CMT any further profits that result from future sales.

F2 · price: The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from 28.60 to 28.7318, inclusive. The reporting person undertakes to provide to Core Molding Technologies, Inc. or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

SEC source: 0001026655-23-000181 · wk-form4_1696366607.xml · nonDerivative · entry 2

ANDERSON RENEE R · CIK 0001764040 · EVP, Human Resources

10b5-1 filing: No plan indicated

Ownership: Indirect · Holding via Husband

Disclosed balance after: 0

F2 · price: The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from 28.25 to 28.44, inclusive. The reporting person undertakes to provide to Core Molding Technologies, Inc. or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

SEC source: 0001026655-23-000181 · wk-form4_1696366607.xml · nonDerivative · entry 1

ANDERSON RENEE R · CIK 0001764040 · EVP, Human Resources

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 85,643

F1 · price: The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from 28.50 to 28.6750, inclusive. The reporting person undertakes to provide to Core Molding Technologies, Inc. or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

SEC source: 0001026655-23-000177 · wk-form4_1696277632.xml · nonDerivative · entry 1

PALOMAKI ERIC · CIK 0001753920 · EVP,Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 128,612

F1 · price: The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from 28.40 to 28.87, inclusive. The reporting person undertakes to provide to Core Molding Technologies, Inc. or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

SEC source: 0001026655-23-000175 · wk-form4_1695849116.xml · derivative · entry 2

HELLMOLD RALPH O · CIK 0001246460 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 6,722 shares

Expires 2024-05-16

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_date: Granted as Stock Appreciation Rights (SARs) under the 2006 Long-Term Equity Incentive Plan. The SARs vest and become exercisable 1/3 on the first anniversary of the date of grant, 2/3 on the second anniversary of the date of grant, and 100% on the third anniversary of the date of grant.

SEC source: 0001026655-23-000175 · wk-form4_1695849116.xml · nonDerivative · entry 1

HELLMOLD RALPH O · CIK 0001246460 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,838

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001026655-23-000173 · wk-form4_1695762048.xml · nonDerivative · entry 1

DUVALL DAVID L. · CIK 0001757008 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 412,646

F1 · shares: The reporting persons sale of CMT common stock reported herein was matchable under Section 16(b) of the Securities Exchange Act of 1934, to the extent of 2,500 shares, with the reporting persons purchase of 2,500 shares of CMT common stock at a price of $20.1852 per share on June 26, 2023. The reporting person has agreed to pay to CMT, upon settlement of the sale, the full amount of the profit realized in connection with the short-swing transactions effected within the applicable measurement period, less transaction costs. The reporting person has further agreed to pay CMT any further profits that result from future sales.

F2 · price: The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from 27.95 to 28.18, inclusive. The reporting person undertakes to provide to Core Molding Technologies, Inc. or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

SEC source: 0001026655-23-000171 · wk-form4_1695761853.xml · nonDerivative · entry 2

Zimmer John P · CIK 0001591397 · EVP, Treasurer, Secretary, CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 184,893

F1 · shares: The reporting persons sale of CMT common stock reported herein was matchable under Section 16(b) of the Securities Exchange Act of 1934, to the extent of 2,500 shares, with the reporting persons purchase of 2,500 shares of CMT common stock at a price of $20.4247 per share on June 27, 2023. The reporting person has agreed to pay to CMT, upon settlement of the sale, the full amount of the profit realized in connection with the short-swing transactions effected within the applicable measurement period, less transaction costs. The reporting person has further agreed to pay CMT any further profits that result from future sales.

SEC source: 0001026655-23-000171 · wk-form4_1695761853.xml · nonDerivative · entry 1

Zimmer John P · CIK 0001591397 · EVP, Treasurer, Secretary, CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 186,893

F1 · shares: The reporting persons sale of CMT common stock reported herein was matchable under Section 16(b) of the Securities Exchange Act of 1934, to the extent of 2,500 shares, with the reporting persons purchase of 2,500 shares of CMT common stock at a price of $20.4247 per share on June 27, 2023. The reporting person has agreed to pay to CMT, upon settlement of the sale, the full amount of the profit realized in connection with the short-swing transactions effected within the applicable measurement period, less transaction costs. The reporting person has further agreed to pay CMT any further profits that result from future sales.

F2 · price: The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from 26.37 to 26.67, inclusive. The reporting person undertakes to provide to Core Molding Technologies, Inc. or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

SEC source: 0001026655-23-000169 · wk-form4_1695413182.xml · nonDerivative · entry 1

ANDERSON RENEE R · CIK 0001764040 · EVP, Human Resources

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 100,596

F1 · price: The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from 26.50 to 26.78, inclusive. The reporting person undertakes to provide to Core Molding Technologies, Inc. or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

SEC source: 0001026655-23-000167 · wk-form4_1695330362.xml · nonDerivative · entry 1

Zimmer John P · CIK 0001591397 · EVP, Treasurer, Secretary, CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 194,893

F1 · shares: The reporting persons sale of CMT common stock reported herein was matchable under Section 16(b) of the Securities Exchange Act of 1934, to the extent of 2,500 shares, with the reporting persons purchase of 2,500 shares of CMT common stock at a price of $20.4247 per share on June 27, 2023. The reporting person has agreed to pay to CMT, upon settlement of the sale, the full amount of the profit realized in connection with the short-swing transactions effected within the applicable measurement period, less transaction costs. The reporting person has further agreed to pay CMT any further profits that result from future sales.

SEC source: 0001026655-23-000165 · wk-form4_1695154972.xml · nonDerivative · entry 1

DUVALL DAVID L. · CIK 0001757008 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 427,646

F1 · shares: The reporting persons sale of CMT common stock reported herein was matchable under Section 16(b) of the Securities Exchange Act of 1934, to the extent of 2,500 shares, with the reporting persons purchase of 2,500 shares of CMT common stock at a price of $20.1852 per share on June 26, 2023. The reporting person has agreed to pay to CMT, upon settlement of the sale, the full amount of the profit realized in connection with the short-swing transactions effected within the applicable measurement period, less transaction costs. The reporting person has further agreed to pay CMT any further profits that result from future sales.

F2 · price: The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from 25.25 to 25.975, inclusive. The reporting person undertakes to provide to Core Molding Technologies, Inc. or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

SEC source: 0001026655-23-000163 · wk-form4_1695154830.xml · nonDerivative · entry 1

Zimmer John P · CIK 0001591397 · EVP, Treasurer, Secretary, CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 198,347

F1 · shares: The reporting persons sale of CMT common stock reported herein was matchable under Section 16(b) of the Securities Exchange Act of 1934, to the extent of 2,500 shares, with the reporting persons purchase of 2,500 shares of CMT common stock at a price of $20.4247 per share on June 27, 2023. The reporting person has agreed to pay to CMT, upon settlement of the sale, the full amount of the profit realized in connection with the short-swing transactions effected within the applicable measurement period, less transaction costs. The reporting person has further agreed to pay CMT any further profits that result from future sales.

SEC source: 0001026655-23-000160 · wk-form4_1694727857.xml · nonDerivative · entry 2

DUVALL DAVID L. · CIK 0001757008 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 441,415

F1 · shares: The reporting persons sale of CMT common stock reported herein was matchable under Section 16(b) of the Securities Exchange Act of 1934, to the extent of 2,500 shares, with the reporting persons purchase of 2,500 shares of CMT common stock at a price of $20.1852 per share on June 26, 2023. The reporting person has agreed to pay to CMT, upon settlement of the sale, the full amount of the profit realized in connection with the short-swing transactions effected within the applicable measurement period, less transaction costs. The reporting person has further agreed to pay CMT any further profits that result from future sales.

F2 · price: The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from 25.20 to 25.55, inclusive. The reporting person undertakes to provide to Core Molding Technologies, Inc. or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

SEC source: 0001026655-23-000161 · wk-form4_1694727906.xml · nonDerivative · entry 2

Zimmer John P · CIK 0001591397 · EVP, Treasurer, Secretary, CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 200,418

F1 · shares: The reporting persons sale of CMT common stock reported herein was matchable under Section 16(b) of the Securities Exchange Act of 1934, to the extent of 2,500 shares, with the reporting persons purchase of 2,500 shares of CMT common stock at a price of $20.4247 per share on June 27, 2023. The reporting person has agreed to pay to CMT, upon settlement of the sale, the full amount of the profit realized in connection with the short-swing transactions effected within the applicable measurement period, less transaction costs. The reporting person has further agreed to pay CMT any further profits that result from future sales.

F3 · price: The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from 25.17 to 25.3816, inclusive. The reporting person undertakes to provide to Core Molding Technologies, Inc. or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

SEC source: 0001026655-23-000161 · wk-form4_1694727906.xml · nonDerivative · entry 1

Zimmer John P · CIK 0001591397 · EVP, Treasurer, Secretary, CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 206,418

F1 · shares: The reporting persons sale of CMT common stock reported herein was matchable under Section 16(b) of the Securities Exchange Act of 1934, to the extent of 2,500 shares, with the reporting persons purchase of 2,500 shares of CMT common stock at a price of $20.4247 per share on June 27, 2023. The reporting person has agreed to pay to CMT, upon settlement of the sale, the full amount of the profit realized in connection with the short-swing transactions effected within the applicable measurement period, less transaction costs. The reporting person has further agreed to pay CMT any further profits that result from future sales.

F2 · price: The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from 25.65 to 26.2578, inclusive. The reporting person undertakes to provide to Core Molding Technologies, Inc. or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

SEC source: 0001026655-23-000160 · wk-form4_1694727857.xml · nonDerivative · entry 1

DUVALL DAVID L. · CIK 0001757008 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 447,513

F1 · shares: The reporting persons sale of CMT common stock reported herein was matchable under Section 16(b) of the Securities Exchange Act of 1934, to the extent of 2,500 shares, with the reporting persons purchase of 2,500 shares of CMT common stock at a price of $20.1852 per share on June 26, 2023. The reporting person has agreed to pay to CMT, upon settlement of the sale, the full amount of the profit realized in connection with the short-swing transactions effected within the applicable measurement period, less transaction costs. The reporting person has further agreed to pay CMT any further profits that result from future sales.

SEC source: 0001026655-23-000157 · wk-form4_1694467892.xml · nonDerivative · entry 2

Zimmer John P · CIK 0001591397 · EVP, Treasurer, Secretary, CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 213,418

F1 · shares: The reporting persons sale of CMT common stock reported herein was matchable under Section 16(b) of the Securities Exchange Act of 1934, to the extent of 2,500 shares, with the reporting persons purchase of 2,500 shares of CMT common stock at a price of $20.4247 per share on June 27, 2023. The reporting person has agreed to pay to CMT, upon settlement of the sale, the full amount of the profit realized in connection with the short-swing transactions effected within the applicable measurement period, less transaction costs. The reporting person has further agreed to pay CMT any further profits that result from future sales.

SEC source: 0001026655-23-000157 · wk-form4_1694467892.xml · nonDerivative · entry 1

Zimmer John P · CIK 0001591397 · EVP, Treasurer, Secretary, CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 217,448

F1 · shares: The reporting persons sale of CMT common stock reported herein was matchable under Section 16(b) of the Securities Exchange Act of 1934, to the extent of 2,500 shares, with the reporting persons purchase of 2,500 shares of CMT common stock at a price of $20.4247 per share on June 27, 2023. The reporting person has agreed to pay to CMT, upon settlement of the sale, the full amount of the profit realized in connection with the short-swing transactions effected within the applicable measurement period, less transaction costs. The reporting person has further agreed to pay CMT any further profits that result from future sales.

SEC source: 0001026655-23-000155 · wk-form4_1694120469.xml · nonDerivative · entry 2

Zimmer John P · CIK 0001591397 · EVP, Treasurer, Secretary, CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 218,505

SEC source: 0001026655-23-000155 · wk-form4_1694120469.xml · nonDerivative · entry 1

Zimmer John P · CIK 0001591397 · EVP, Treasurer, Secretary, CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 218,528

F1 · shares: The reporting persons sale of CMT common stock reported herein was matchable under Section 16(b) of the Securities Exchange Act of 1934, to the extent of 2,500 shares, with the reporting persons purchase of 2,500 shares of CMT common stock at a price of $20.4247 per share on June 27, 2023. The reporting person has agreed to pay to CMT, upon settlement of the sale, the full amount of the profit realized in connection with the short-swing transaction, less transaction costs. The reporting person has further agreed to pay CMT any further profits that result from future sales.

F2 · price: The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from 25.25 to 25.7226, inclusive. The reporting person undertakes to provide to Core Molding Technologies, Inc. or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

SEC source: 0001026655-23-000153 · wk-form4_1693260534.xml · nonDerivative · entry 1

ANDERSON RENEE R · CIK 0001764040 · EVP, Human Resources

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 110,596

F1 · date: The date in Column 2 is the earliest transaction date. These shares were sold over multiple days, 8/24/2023, 8/25/2023 and 8/28/2023, inclusive. The reporting person undertakes to provide to Core Molding Technologies, Inc. or the staff of the Securities Exchange Commission, upon request.

F2 · price: The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from 27.00 to 27.29, inclusive. The reporting person undertakes to provide to Core Molding Technologies, Inc. or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

SEC source: 0001026655-23-000142 · wk-form4_1692045699.xml · nonDerivative · entry 1

PALOMAKI ERIC · CIK 0001753920 · EVP,Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 133,612

F1 · price: The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from 27.00 to 27.25, inclusive. The reporting person undertakes to provide to Core Molding Technologies, Inc. or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

SEC source: 0001026655-23-000146 · wk-form4_1692131062.xml · nonDerivative · entry 1

CELLITTI THOMAS R · CIK 0001249659 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 91,123

F1 · date: The date in Column 2 is the earliest transaction date. These shares were purchased over multiple days, 8/11/2023 and 8/14/2023, inclusive. The reporting person undertakes to provide to Core Molding Technologies, Inc. or the staff of the Securities Exchange Commission, upon request.

F2 · price: The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from 25.79 to 27.52, inclusive. The reporting person undertakes to provide to Core Molding Technologies, Inc. or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

SEC source: 0001026655-23-000144 · wk-form4_1692045799.xml · derivative · entry 3

ANDERSON RENEE R · CIK 0001764040 · EVP, Human Resources

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 19,434 shares

Expires 2024-05-16

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_date: Granted as Stock Appreciation Rights (SARs) under the 2006 Long-Term Equity Incentive Plan. The SARs vest and become exercisable 1/3 on the first anniversary of the date of grant, 2/3 on the second anniversary of the date of grant, and 100% on the third anniversary of the date of grant.

SEC source: 0001026655-23-000144 · wk-form4_1692045799.xml · nonDerivative · entry 2

ANDERSON RENEE R · CIK 0001764040 · EVP, Human Resources

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 120,596

F1 · shares: Represents shares of restricted stock withheld to satisfy the executive's tax withholding obligation upon vesting of restricted stock. The deemed disposition of the withheld shares is exempt pursuant to Rule 16b-3(e).

SEC source: 0001026655-23-000144 · wk-form4_1692045799.xml · nonDerivative · entry 1

ANDERSON RENEE R · CIK 0001764040 · EVP, Human Resources

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 125,817

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001026655-23-000140 · wk-form4_1692045545.xml · derivative · entry 3

Zimmer John P · CIK 0001591397 · EVP, Treasurer, Secretary, CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 27,207 shares

Expires 2024-05-16

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_date: Granted as Stock Appreciation Rights (SARs) under the 2006 Long-Term Equity Incentive Plan. The SARs vest and become exercisable 1/3 on the first anniversary of the date of grant, 2/3 on the second anniversary of the date of grant, and 100% on the third anniversary of the date of grant.

SEC source: 0001026655-23-000140 · wk-form4_1692045545.xml · nonDerivative · entry 2

Zimmer John P · CIK 0001591397 · EVP, Treasurer, Secretary, CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 224,893

F1 · shares: Represents shares of restricted stock withheld to satisfy the executive's tax withholding obligation upon vesting of restricted stock. The deemed disposition of the withheld shares is exempt pursuant to Rule 16b-3(e).

SEC source: 0001026655-23-000140 · wk-form4_1692045545.xml · nonDerivative · entry 1

Zimmer John P · CIK 0001591397 · EVP, Treasurer, Secretary, CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 232,493

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001026655-23-000138 · wk-form4_1692045303.xml · derivative · entry 3

DUVALL DAVID L. · CIK 0001757008 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 55,909 shares

Expires 2024-05-16

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_date: Granted as Stock Appreciation Rights (SARs) under the 2006 Long-Term Equity Incentive Plan. The SARs vest and become exercisable 1/3 on the first anniversary of the date of grant, 2/3 on the second anniversary of the date of grant, and 100% on the third anniversary of the date of grant.

SEC source: 0001026655-23-000138 · wk-form4_1692045303.xml · nonDerivative · entry 2

DUVALL DAVID L. · CIK 0001757008 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 447,646

F1 · shares: Represents shares of restricted stock withheld to satisfy the executive's tax withholding obligation upon vesting of restricted stock. The deemed disposition of the withheld shares is exempt pursuant to Rule 16b-3(e).

SEC source: 0001026655-23-000138 · wk-form4_1692045303.xml · nonDerivative · entry 1

DUVALL DAVID L. · CIK 0001757008 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 463,263

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001026655-23-000136 · wk-form4_1692044509.xml · nonDerivative · entry 1

HELLMOLD RALPH O · CIK 0001246460 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,570

F1 · price: The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from 25.00 to 26.27, inclusive. The reporting person undertakes to provide to Core Molding Technologies, Inc. or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

SEC source: 0001026655-23-000128 · wk-form4_1688414408.xml · nonDerivative · entry 1

Jauchius Matthew · CIK 0001566497 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 52,771

F1 · price: The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from 21.815 to 22.215, inclusive. The reporting person undertakes to provide to Core Molding Technologies, Inc. or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote to this Form 4.

SEC source: 0001026655-23-000118 · wk-form4_1687899477.xml · nonDerivative · entry 1

Zimmer John P · CIK 0001591397 · EVP, Treasurer, Secretary, CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 221,720

SEC source: 0001026655-23-000116 · wk-form4_1687899381.xml · nonDerivative · entry 1

DUVALL DAVID L. · CIK 0001757008 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 439,284

F1 · date: The date in Column 2 is the earliest transaction date. These shares were purchased over multiple days, 6/26/2023 and 6/27/2023, inclusive. The reporting person undertakes to provide to Core Molding Technologies, Inc. or the staff of the Securities Exchange Commission, upon request.

F2 · price: The price in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from 20.12 to 20.35, inclusive. The reporting person undertakes to provide to Core Molding Technologies, Inc. or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote to this Form 4.