Current Report · Items 5.07 · 8-K

Innovative Solutions and Support, Inc.

Submission of Matters to a Vote of Security Holders

Filed Apr 17, 2026Accepted Apr 17, 2026, 4:01 PM EDTCIK 836690Accession 0001104659-26-044887

Company context

Headquartered in Exton, Pa., Innovative Aerosystems is a U.S.-based company specializing in the engineering, manufacturing, and supply of advanced avionics solutions. Its extensive global product reach and customer base span commercial, business aviation, and military markets, serving both airframe manufacturers and aftermarket providers for fixed-wing and rotorcraft applications. IA offers advanced, cost-effective solutions while maintaining support for legacy product lines. The Company is positioned to leverage its experience to pursue growth opportunities in next-generation navigation systems, advanced flight deck and special mission displays, precision air data instrumentation, autothrottles, flight control computers, mission computers, and software-based situational awareness solutions supporting autonomous flight. Supported by a robust patent portfolio and the highest aircraft certification standards, IA is positioned to address the aerospace industry's demand for increasingly sophisticated and technologically advanced products. For more information, please visit us at www.iascorp.com.

Current securities

IANASDAQ · EQUITY · Current

Historical securities (1)

ISSCNASDAQ · EQUITY · Historical · closed Aug 17, 2026

Recent company filings

Disclosure sections

Items 5.07

Select an item to read the extracted section. The as-filed document remains the primary evidence.

Item 5.07Item 5.07 - Submission of Matters to Vote

Item 5.07 Submission of Matters to a Vote of Security Holders. On April 16, 2026, Innovative Solutions and Support, Inc. (the “Company”) held its annual meeting of shareholders (the “Annual Meeting”). Present at the Annual Meeting in person or by proxy were holders of 14,239,180 shares of common stock of the Company, representing 80% of the shares of common stock of the Company issued and outstanding and entitled to vote as of the close of business on January 26, 2026, the record date for the Annual Meeting, and constituting a quorum for the transaction of business. The shareholders of the Company voted on the following proposals at the Annual Meeting: Proposal 1: Election of Directors Name For Withheld Broker Non-Votes ────────────────────────────────────────────────────────────────────────── Shahram Askarpour 9,330,735 43,290 4,865,155 Stephen L. Belland 9,228,338 85,687 4,865,155 Glen R. Bressner 9,208,506 165,519 4,865,155 Roger A. Carolin 7,847,254 1,526,771 4,865,155 Garry Dean 7,066,459 2,307,566 4,865,155 Denise L. Devine 7,847,484 1,526,541 4,865,155 Richard A. Silfen 9,328,083 45,942 4,865,155 Based on the votes set forth above, each of the above nominees for membership on the Company’s Board of Directors (the “Board”) were duly elected to serve until the 2027 annual meeting of shareholders and until his or her successor is duly elected and qualified. Proposal 2: Ratification of Appointment of Independent Registered Public Accounting Firm For Against Abstain ──────────────────────────────────────── 14,186,528 49,219 3,433 The Company’s shareholders ratified the appointment of Grant Thornton LLP as the Company’s independent registered public accounting firm for the Fiscal Year Ending September 30, 2026. Proposal 3: On the advisory vote on executive compensation (Say-On-Frequency) 3 Years Two Years One Year Abstain ──────────────────────────────────────────────────────── 2,234,972 44,335 7,023,647 71,071 The Company’s shareholders recommended that the Company hold a non-binding advisory vote on the compensation of the Company’s named executive officers every year. A frequency vote is required to be held at least once every six years. Proposal 4: On the advisory vote on executive compensation (Say-On-Pay) For Against Abstain ─────────────────────────────────────── 9,224,341 63,909 85,775 The Company’s shareholders approved the proposed resolution with respect to the compensation of the Company’s named executive officers.