Randall D. Keys - 08 May 2026 Form 4 Insider Report for BIG SKY INDUSTRIAL INC. (BSIN)

Reporting relationship: Former Director
Issuer ticker: BSIN
Reported as of: 08 May 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 11 Aug 2026, 17:05:01 UTC
Prior SEC filing: 06 Mar 2026
Source filing: View source filing
Reporting owner signature: /s/ Randall D. Keys

Key filing fact

Randall D. Keys filed Form 4 for BIG SKY INDUSTRIAL INC. (BSIN) on 11 Aug 2026.

Key facts

This page summarizes Randall D. Keys's Form 4 filing for BIG SKY INDUSTRIAL INC. (BSIN).
0 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 11 Aug 2026, 17:05.

Change

Previous filing in this sequence was filed on 06 Mar 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 disclosures.

View source filing

Reporting Owners (1)

CIK 0001050736 Primary reporting owner

Keys Randall D

Relationship: Former Director
Address: C/O BIG SKY INDUSTRIAL INC., 1616 S. VOSS, SUITE 725, HOUSTON
Signature: /s/ Randall D. Keys
Signature date: 11 Aug 2026

Reported non-derivative transactions

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

BSIN holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 193,913
Date: 08 May 2026
Ownership: Direct

Reported derivative securities

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

BSIN holding Derivative

Non-Qualified Stock Option (right to buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 230,000
Date: 08 May 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 230,000
Exercise price: $1.11
Footnotes: F1

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

Additional SEC filing notes

Filing notes and footnotes

Section 16 status

Randall D. Keys is no longer subject to Section 16 filing requirements. Form 4 or Form 5 obligations may still apply in specific circumstances.

Explanation of responses 1 footnote

Footnote F1

The stock option was granted on March 4, 2026 and became fully vested and exercisable on May 8, 2026 upon the expiration of the Reporting Person's term as a director. The option remains outstanding and unexercised. No transaction is reported with respect to the option; it is included in Table II solely to reflect the Reporting Person's derivative holdings.

SEC remarks

The Reporting Person ceased to be subject to Section 16 of the Securities Exchange Act of 1934 upon the expiration of his term as a member of the Board of Directors of the Issuer on May 8, 2026. This Form 4 is being filed voluntarily; no transaction is being reported. The securities reported in Table I and Table II are reported solely to reflect the Reporting Person's holdings as of that date.