Welcome to our dedicated page for Astronics SEC filings (Ticker: ATROB), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
This page provides access to SEC filings for Astronics Corporation (ATROB), a New York corporation that reports material events and financing activities through forms such as Form 8-K. These filings give detailed information on the company’s securities, including convertible senior notes, related derivative transactions, and key contractual terms.
In a recent Form 8-K, Astronics Corporation disclosed the issuance of 0% Convertible Senior Notes due 2031, governed by an indenture with a corporate trustee. The filing explains how these notes rank relative to other indebtedness, the conditions for conversion into cash or common stock, potential redemption by the company, and circumstances under which noteholders may require repurchase following a Fundamental Change. It also outlines events of default and the possibility of Special Interest as a remedy for certain reporting-related defaults.
The same Form 8-K describes capped call transactions that are intended to reduce potential dilution upon conversion of the notes and/or offset certain cash payments above principal, subject to a cap. It further details the use of proceeds, including repurchases of existing convertible senior notes and payments for capped call transactions, as well as the exempt nature of the offering under the Securities Act and Rule 144A.
On Stock Titan, users can review Astronics Corporation’s 8-K filings and related exhibits, such as the indenture, form of notes, capped call confirmations, and press releases. AI-powered tools can help summarize lengthy documents, highlight key terms in the indenture, and clarify how specific items—like unregistered sales of equity securities or new debt obligations—affect the company’s capital structure and potential dilution.
The Vanguard Group files an amended Schedule 13G/A reporting no beneficial ownership in Astronics Corp. The filing states an amount beneficially owned: 0 and percent of class: 0%. It explains that an internal realignment on January 12, 2026 caused certain Vanguard subsidiaries and divisions to report holdings separately in reliance on SEC Release No. 34-39538. The filing is signed by Ashley Grim on 03/26/2026.
Astronics Corp officer Julie M. Davis, Secretary, exercised 3,000 restricted stock units into common stock at $81.35 per share on March 3, 2026. 1,472 shares of common stock were withheld by Astronics Corp to satisfy tax withholding upon vesting.
After these transactions, she directly held 7,466.251 shares of common stock, multiple tranches of restricted stock units totaling 2,500, 4,500, and 1,916 units, and 636 shares of Class B stock. Some RSUs vest 50–150% of target based on average annual adjusted EBITDA for periods ending in 2026 and 2027, with vesting dates in 2027, 2028, and 2029.
Astronics Corp executive Mark Peabody, Executive VP & President – Aerospace, exercised 10,850 restricted stock units on March 3, 2026, converting them into an equal number of shares of $.01 par value common stock at a transaction price of $81.35 per share.
2,642 common shares were disposed of in a code F transaction, with shares withheld by Astronics Corp to satisfy applicable withholding tax upon vesting of restricted stock units, leaving 62,382.73 common shares held directly after these transactions. Footnotes describe multiple restricted stock unit awards that depend on Astronics Corp.'s average annual adjusted EBITDA over performance periods from January 1, 2023 - December 31, 2028, where between 50% and 150% of the target number of units may vest on specified dates in 2027, 2028, and 2029, with one award reflecting 100% of the target number of units that vested on February 23, 2026.
Astronics Corp Principal Accounting Officer Nancy L. Hedges exercised 5,050 restricted stock units on March 3, 2026, receiving 5,050 shares of $.01 par value common stock at a transaction price of $81.35 per share. A related derivative security entry shows 5,050 restricted stock units exercised or converted, leaving 0 such units from that award.
To cover withholding taxes upon this vesting, 1,821 common shares were disposed of at $81.35 per share through a tax-withholding transaction, leaving Hedges with 32,048.975 common shares held directly as of that date. Footnotes state these restricted stock units vested 100% on February 23, 2026.
Hedges also holds several performance-based restricted stock unit awards. One award’s vesting depends on Astronics Corp.’s average annual adjusted EBITDA for January 1, 2024–December 31, 2026, with 50%–150% of the target units potentially vesting on February 22, 2027 based on actual performance. A second award is tied to average annual adjusted EBITDA for January 1, 2025–December 31, 2027, with 50%–150% of target units potentially vesting on February 27, 2028. A third award depends on average annual adjusted EBITDA for January 1, 2026–December 31, 2028, with 50%–150% of target units potentially vesting on February 19, 2029. Each restricted stock unit represents the right to receive one share of common stock at settlement.
Astronics Corp executive James Mulato reported equity award activity. On March 3, 2026, he exercised 11,500 restricted stock units, converting them into 11,500 shares of $.01 par value common stock at $81.35 per share, and held these shares directly.
Astronics Corp withheld 2,801 common shares at $81.35 per share to satisfy applicable withholding tax upon vesting of restricted stock units, leaving Mulato with 35,776.822 directly owned common shares as of that date. Each restricted stock unit represents the right to receive one share of common stock at settlement.
The filing also describes performance-based restricted stock units whose vesting depends on Astronics Corp's average annual adjusted EBITDA for periods spanning 2023–2028. Between 50% and 150% of target units may vest on February 23, 2026, February 22, 2027, February 27, 2028, and February 19, 2029, with vesting percentages determined based on actual performance.
Astronics Corp President and CEO Peter J. Gundermann reported equity award activity. On March 3, 2026, he exercised 13,550 restricted stock units, receiving the same number of $.01 par value common shares at a stated price of $81.35 per share, and ended with 93,967.608 common shares held directly. To cover withholding taxes, 3,489 common shares were withheld by Astronics Corp.
Footnotes explain that each restricted stock unit converts into one common share at settlement. Several performance-based restricted stock unit awards depend on Astronics Corp.'s average annual adjusted EBITDA for periods spanning 2023–2028; between 50% and 150% of target units may vest on February 23, 2027, February 27, 2028, and February 19, 2029, based on actual performance. One grant covering the 2023–2025 period vested at 100% of the target on February 23, 2026.
Astronics Corp director Robert T. Brady reported several equity award transactions. On February 26, 2026, he exercised stock options for 4,000 options and another 1,290 options, receiving common and Class B shares of Astronics as noted in the footnotes as shares acquired upon exercise of stock options.
Following these exercises, his direct holdings increased to 89,063 shares of $.01 par value common stock and 176,366 shares of $.01 par value Class B stock. In a separate transaction coded “F”, 1,539 common shares were withheld by Astronics Corp to cover the option exercise price or related tax obligations, rather than being sold on the open market.
Astronics Corporation filed its annual report detailing 2025 operations in its Aerospace and Test Systems segments, both serving global aerospace, defense, and electronics markets. Boeing remained a key customer, accounting for 10.4% of sales in 2025, underscoring significant customer concentration risk.
The company expanded its Aerospace segment with two acquisitions: Envoy Aerospace for approximately $8.3 million and Germany-based Bühler Motor Aviation for about $18.0 million. It also refinanced its capital structure, replacing a $220.0 million asset-based revolver with a $300.0 million senior secured revolving credit facility and issuing $225.0 million of 2031 Convertible Notes while repurchasing most of its 2030 notes.
Backlog grew to $674.5 million at December 31, 2025, driven mainly by recovering commercial transport and general aviation demand. The company employed about 2,700 full-time staff and highlights extensive risk disclosures, including heavy aerospace cyclicality, supply chain and inflation pressures, government contracting exposure, and ongoing patent litigation with Lufthansa Technik that has already led to monetary payments and could result in substantial additional losses.
GUNDERMANN PETER J reported acquisition or exercise transactions in this Form 4 filing.
Astronics Corp President and CEO Peter J. Gundermann received a grant of 12,150 restricted stock units on February 19, 2026. Each unit represents the right to receive one share of common stock at settlement.
The vesting of this award depends on Astronics Corp.'s average annual adjusted EBITDA for the period from January 1, 2023 through December 31, 2025. Between 75% and 115% of the target 12,150 units may vest on February 23, 2026, with the final vesting percentage determined by actual performance over that period.
Astronics Corporation director Robert T. Brady acquired 1,533 shares of $.01 par value common stock on a grant/award basis on February 19, 2026. The stock bonus was compensation for his service as a director and increased his directly held common shares to 86,602. As of the same date, he also directly held 175,076 shares of $.01 par value Class B stock and several blocks of stock options with reported remaining option balances.