Linda M. Biles, Executive Vice President of Finance at M-tron Industries, Inc. (NYSE American:MPTI), filed a Form 4 on August 19, 2026, disclosing a sale of common stock on August 11, 2026, connected to the vesting of a restricted stock award.

Key Highlights

  • Transaction date: 1,218 shares of common stock were sold on August 11, 2026.
  • Purpose of sale: According to the filing, shares were sold to cover tax withholding obligations in connection with the vesting of a restricted stock award.
  • Weighted average price: $85.05 per share, with individual transactions ranging from $84.62 to $85.44, inclusive.
  • Remaining ownership: Following the transaction, Biles directly holds 28,723 shares of common stock.
  • Stock options held: Biles holds stock options to purchase 10,000 shares of common stock at an exercise price of $40.32, with vesting occurring on April 4, 2026 (30%), April 4, 2027 (30%), and April 4, 2028 (40%).
  • Sale method: Shares were sold pursuant to Rule 144 under the Securities Act of 1933, and a Form 144 was filed in connection with the sale.

M-tron Industries EVP Finance Sells Shares for Tax Withholding on Vested Award

According to the Form 4 filed with the SEC on August 19, 2026, Linda M. Biles, who serves as Executive Vice President - Finance at M-tron Industries, Inc., reported a sale of 1,218 shares of common stock on August 11, 2026. The filing states that the shares were sold to cover tax withholding obligations arising from the vesting of a restricted stock award, a common practice when equity compensation vests and generates a taxable event.

The filing reports a weighted average sale price of $85.05 per share. The shares were sold across multiple transactions at prices ranging from $84.62 to $85.44, inclusive. The filing notes that Biles "undertakes to provide to the Securities and Exchange Commission staff, the issuer, or a security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price within the range." The sale was conducted pursuant to Rule 144 under the Securities Act of 1933, as amended, and a Form 144 was filed in connection with the transaction.

Following the reported sale, Biles directly holds 28,723 shares of M-tron Industries common stock. The filing also discloses that Biles holds stock options to purchase 10,000 shares of common stock at an exercise price of $40.32 per share, with an expiration date of April 4, 2030. Those options vest in three tranches: 30% on April 4, 2026, 30% on April 4, 2027, and 40% on April 4, 2028, according to the filing.

What Was Disclosed

The Form 4 discloses a sale of 1,218 shares by M-tron Industries' Executive VP - Finance at a weighted average price of $85.05, executed to satisfy tax withholding on a vested restricted stock award, leaving her with 28,723 shares held directly.