Bastarrica Air A. Jr. 4

What Happened Air A. Jr. Bastarrica, Vice President and Controller of Knowles Corporation (KN), was granted 11,054 restricted stock units (RSUs) on 2026-02-17 (award). Separately, on 2026-02-18, 2,143 shares were withheld/disposed at $27.16 per share to satisfy tax withholding associated with a prior restricted stock grant, producing proceeds of approximately $58,204 (reported as a disposal for tax purposes).

Key Details

• Transaction dates: Award (A) on 2026-02-17; Tax withholding (F) on 2026-02-18.
• Withholding price/value: 2,143 shares @ $27.16 = $58,204 (tax withholding disposition).
• Award terms (footnote): RSUs granted under the 2018 Equity and Cash Incentive Plan vest ratably over three years, commencing on the first anniversary of the award.
• Withholding note (footnote): The 2,143 shares were withheld to pay the tax liability arising from the vesting of a restricted stock grant issued on 2025-02-18, per Rule 16b-3.
• Shares owned after transaction: Not specified in the provided filing.
• Filing timeliness: Form 4 filed 2026-02-19 for transactions on 2026-02-17 and 02-18 — within the typical two-business-day reporting window.

Context RSU grants are awards, not cash purchases, and vest over time (this grant begins vesting one year after award). The 2,143-share disposal was a routine company withholding to cover taxes on a prior award, not an open-market sale, and is generally treated as an administrative tax-related transaction rather than a signal of insider sentiment.