Koppers Holdings INC Form 4 insider transactions

Koppers Holdings Inc.'s Chief Legal & Sustainability Officer, Stephanie L. Apostolou, reported the vesting of performance share units and related stock transactions.

Koppers Holdings Inc.'s President and CTO, James A. Sullivan, increased his beneficial ownership following the vesting of performance share units and release of dividend equivalent rights.

Koppers Holdings SVP Stephen Lucas reports acquisition of common stock from PSU vesting and disposition for tax withholding.

Koppers Holdings Inc.'s Interim CFO and CAO, Bradley A. Pearce, reported the vesting of performance share units and related tax withholdings.

Koppers Holdings Inc. CEO M. LeRoy Ball exercised stock options and sold shares for tax purposes, increasing his direct common stock ownership.

Koppers Holdings Inc. CEO M. LeRoy Ball exercised stock options and adjusted his common stock holdings on February 10, 2026.

Koppers Holdings Inc.'s President and CTO, James A. Sullivan, reported the vesting of restricted stock and performance units, alongside a disposition of shares for tax obligations.

Koppers Holdings Inc. CFO Jimmi Sue Smith reported recent acquisitions and dispositions of common stock and restricted stock units, primarily related to performance share unit vesting and tax withholdings.

A Koppers Holdings Inc. SVP reported routine stock transactions including new RSU grants, vesting of performance share units, and shares surrendered for tax withholding.

Koppers Holdings Inc.'s VP of Information Technology, Tushar Lovalekar, increased his beneficial ownership of common stock through the vesting of restricted stock units and dividend equivalent rights.

Koppers Holdings Inc. CEO M. Leroy Ball reported the acquisition of new restricted stock units and the vesting of performance share units, alongside shares surrendered for tax obligations.

Koppers Holdings Chief Legal Officer Stephanie L. Apostolou reported multiple transactions involving common stock, restricted stock units, and dividend equivalent rights.

Koppers Holdings Chief Accounting Officer Bradley A. Pearce reported recent acquisitions of common stock and restricted stock units, alongside dispositions for tax withholding.

Koppers Holdings Inc. CEO M. Leroy Ball reported the acquisition of 1,087 dividend equivalent rights, increasing his total beneficial ownership to 1,991 DERs.

Koppers Holdings Inc.'s Chief Legal & Sustainability Officer, Stephanie L. Apostolou, acquired 245 dividend equivalent rights tied to restricted stock units.

James A. Sullivan, President and CTO of Koppers Holdings Inc., reported the accrual of 522 dividend equivalent rights tied to existing restricted and performance stock units.

Koppers Holdings Inc. VP of Information Technology, Tushar Lovalekar, reported the accrual of 67 dividend equivalent rights tied to restricted and performance stock units.

Stephen G. Lucas, SVP of Culture and Engagement at Koppers Holdings Inc., reported the acquisition of 169 dividend equivalent rights, increasing his total beneficial ownership to 234 DERs.

Koppers Holdings Inc.'s Chief Accounting Officer, Bradley A. Pearce, acquired 113 Dividend Equivalent Rights related to previously granted restricted stock units.

Koppers Holdings Inc. Chief Financial Officer Jimmi Sue Smith reported the accrual of 222 dividend equivalent rights tied to restricted and performance stock units.

Koppers Holdings Inc. Director David L. Motley acquired 28.343 dividend equivalent rights as part of a deferred compensation plan.

Koppers Holdings Inc. Director Andrew D. Sandifer reported the accrual of 5.89 dividend equivalent rights related to deferred compensation.

Koppers Holdings Inc. Director Xudong Feng reported the acquisition of 33.442 dividend equivalent rights tied to deferred compensation.

Koppers Holdings Inc. Director Sonja Michelle Wilkerson reported the acquisition of 28.344 Dividend Equivalent Rights (DERs) as part of her deferred compensation plan.

Koppers Holdings Inc. Director Laura J Posadas was awarded 2,240 shares of common stock as time-based restricted stock units.

Koppers Holdings Director Andrew Sandifer reported the acquisition of 5.871 dividend equivalent rights, bringing his total beneficial ownership to 28.174, including previously unreported units.

Koppers Holdings Inc. Director Sonja Michelle Wilkerson reported the acquisition of 28.255 dividend equivalent rights, increasing her beneficial ownership to 221.809.

Koppers Holdings Inc. Director David L. Motley reported the acquisition of 28.254 Dividend Equivalent Rights, increasing his total beneficial ownership to 221.808 DERs.

Koppers Holdings Director Xudong Feng reported the acquisition of 33.338 Dividend Equivalent Rights and corrected a prior omission of 30.109 DERs, bringing total beneficial ownership to 264.474.

Koppers Holdings Inc. CEO M. LeRoy Ball sold 2,448 shares of common stock for a weighted average price of $30.48 per share.