David Leigh Wheeler - 18 May 2026 Form 4 Insider Report for Firefly Aerospace Inc. (FLY)

Reporting relationship: General Counsel
Issuer ticker: FLY
Reported as of: 18 May 2026
Net transaction value: -$169,885
SEC form: 4
Accepted by SEC: 19 May 2026, 18:25:40 UTC
Prior SEC filing: 20 Apr 2026
Source filing: View source filing
Reporting owner signature: /s/ David Leigh Wheeler

Key filing fact

David Leigh Wheeler filed Form 4 for Firefly Aerospace Inc. (FLY) on 19 May 2026.

Key facts

This page summarizes David Leigh Wheeler's Form 4 filing for Firefly Aerospace Inc. (FLY).
3 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 19 May 2026, 18:25.

Change

Previous filing in this sequence was filed on 20 Apr 2026.
Current net transaction value: -$169,885.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0002078094 Primary reporting owner

Wheeler David Leigh

Relationship: General Counsel
Address: C/O FIREFLY AEROSPACE INC., 2203 SCOTTSDALE DRIVE, LEANDER
Signature: /s/ David Leigh Wheeler
Signature date: 19 May 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

FLY transaction

Common Stock

Options Exercise

Transaction value
Shares: +3,765
Change %: +2.6%
Price: $2.31^*
Shares after: 146,523
Date: 18 May 2026
Ownership: Direct
Footnotes: F1, F3

FLY transaction

Common Stock

Sale

Transaction value: $169,885
Shares: -3,765
Change %: -2.6%
Price: $45.12
Shares after: 142,758
Date: 18 May 2026
Ownership: Direct
Footnotes: F1, F2, F3

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

FLY transaction Derivative

Employee Stock Option (right to buy)

Options Exercise

Transaction value
Shares: -3,765
Change %: -1.3%
Price: $0.000000^*
Shares after: 295,992
Date: 18 May 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 3,765
Exercise price: $2.31
Footnotes: F1, F4

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 4 footnotes

Footnote F1

The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the Reporting Person on December 5, 2025.

Footnote F2

Represents a weighted average sale price of $45.1221 per share (with individual transaction prices ranging from $45.00 to $45.35 per share, inclusive). The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Footnote F3

A portion of these securities are Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's common stock.

Footnote F4

All of the shares subject to the option are fully vested and exercisable as of the date hereof.