Dirk Wallinger - 30 Jan 2026 Form 4/A - Amendment Insider Report for York Space Systems Inc. (YSS)

Reporting relationship: Chief Executive Officer, Director
Issuer ticker: YSS
Reported as of: 30 Jan 2026
Net transaction value: $0
SEC form: 4/A - Amendment
Accepted by SEC: 11 Mar 2026, 19:56:33 UTC
Original report date: 03 Feb 2026
Prior SEC filing: 29 Jan 2026
Source filing: View source filing
Reporting owner signature: /s/ Monica Palko, by Power of Attorney

Key filing fact

Dirk Wallinger filed Form 4/A - Amendment for York Space Systems Inc. (YSS) on 11 Mar 2026.

Key facts

This page summarizes Dirk Wallinger's Form 4/A - Amendment filing for York Space Systems Inc. (YSS).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 11 Mar 2026, 19:56.

Change

Previous filing in this sequence was filed on 29 Jan 2026.
Current net transaction value: $0.

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/A - Amendment disclosures.

View source filing

Reporting Owners (1)

CIK 0002100113 Primary reporting owner

Wallinger Dirk

Relationship: Chief Executive Officer, Director
Address: C/O YORK SPACE SYSTEMS INC., 6060 S WILLOW DRIVE, GREENWOOD VILLAGE
Signature: /s/ Monica Palko, by Power of Attorney
Signature date: 11 Mar 2026

Reported non-derivative transactions

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

YSS transaction

Common Stock

Award

Transaction value
Shares: +211,176
Change %: +2.2%
Price: $0.000000^*
Shares after: 9,783,222
Date: 30 Jan 2026
Ownership: Direct
Footnotes: F1

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

Represents restricted stock units which vest over three years. This amendment corrects the original Form 4, which inadvertently included 358,744 shares of restricted stock, which shares were previously reported by Mr. Wallinger on the Form 3 filed January 29, 2026.