Minerals Technologies Director Joseph Breunig Receives 36.059 Phantom Units

What Happened
Joseph C. Breunig, a director of Minerals Technologies Inc. (MTX), was granted 36.059 phantom stock units on September 4, 2026. The Form 4 reports these units as a derivative award (code A) at $0.00 per unit (total reported value $0). These are not immediate share transfers; they are deferred, cash‑settled units that represent the economic equivalent of common stock.

Key Details

• Transaction date: 2026-09-04; Filing date: 2026-09-09 (filed five days after the transaction).
• Award: 36.059 phantom stock units; reported price: $0.00; total reported value: $0 (derivative).
• Shares owned after transaction: not specified in the filing.
• Footnotes:
  • F1 — Each phantom stock unit equals the economic equivalent of one share of MTX common stock.
  • F2 — Units were accrued under the Minerals Technologies Non‑Funded Deferred Compensation and Unit Award Plan for Non‑Employee Directors and will be settled in cash upon the reporting person's termination of service as a director.
• No indication of a 10b5-1 plan or tax withholding reported.

Context
Phantom stock units are deferred compensation tied to the company’s stock value but are typically settled in cash (here, upon termination of director service), so they do not represent immediate equity ownership or open‑market buying/selling. Such awards are routine for non‑employee directors and should be viewed as compensation rather than a direct market signal. Note the filing date is five days after the transaction date, which is outside the typical two‑business‑day Form 4 reporting window.