Director Robert S. Keane filed a Form 4 with the SEC on November 4, 2026, disclosing a conversion of 173,838 Class B shares of Astronics Corp into common stock on November 3, 2026, through Boston & Saranac LLC.

Key Highlights

  • Transaction type: Code "C" conversion of 173,838 Class B shares ($.01 PV CL B STK) disposed of and 173,828 shares of common stock ($.01 PV Com Stk) acquired, both at a price of $0, on November 3, 2026.
  • Indirect ownership entity: The converting entity is Boston & Saranac LLC, a Delaware limited liability company described as 100% owned by a trust whose beneficiaries are Keane and his spouse.
  • Post-transaction common stock: Following the conversion, Boston & Saranac LLC holds 249,828 shares of common stock indirectly.
  • Post-transaction Class B stock: Boston & Saranac LLC holds 0 shares of Class B stock following the transaction, down from 173,838.
  • Separate trust holding: Keane is listed as one of multiple potential beneficiaries of the EAK & KRK Trust U/A/D 10-15-97 FBO Elizabeth A. Keane, which directly holds 248,263 Class B shares; according to the filing, his proportionate interest in that trust is below 25%.
  • Direct holdings: Keane directly holds 13,934 shares of common stock and 2,786 shares of Class B stock, with no transactions reported against those positions in this filing.

Keane's Class B Conversion at Astronics: Transaction Details

According to the Form 4 filed on November 4, 2026, Robert S. Keane, a director of Astronics Corp (NASDAQ:ATRO), reported a conversion transaction dated November 3, 2026. The filing describes transaction code "C," which represents the conversion of 173,838 Class B shares ($.01 par value) held indirectly through Boston & Saranac LLC into 173,828 shares of common stock ($.01 par value), with both legs of the transaction recorded at a price of $0.

The filing states that Boston & Saranac LLC is a Delaware limited liability company "100% owned by a trust whose beneficiaries are the Reporting Person and his spouse." Following the conversion, the LLC's indirect beneficial ownership of common stock stands at 249,828 shares, while its Class B holdings fall to zero. Keane's direct holdings of 13,934 common shares and 2,786 Class B shares are reported with no associated transactions in this filing.

A separate indirect position is noted in Table I: 248,263 Class B shares held by the EAK & KRK Trust U/A/D 10-15-97 FBO Elizabeth A. Keane. The filing states that Keane "is one of multiple potential beneficiaries to the direct owner of these shares" and that "the Reporting Person's proportionate interest is below 25%." The form was signed by Julie Davis as Power of Attorney for Robert Sprague Keane on November 4, 2026.

What Was Disclosed

Director Robert S. Keane reported the November 3, 2026, conversion of 173,838 Class B shares of Astronics Corp into 173,828 common shares through Boston & Saranac LLC, at no monetary consideration, with no derivative securities reported in Table II.