BLACKBOXSTOCKS INC.

BLBX

Form 4 • Statement of Changes in Beneficial Ownership

SEC Accession Number: 0001902709-26-000002
Filing date: Mar 5, 2026
Earliest execution date: Mar 3, 2026
Reporting Owners: Smith Charles Brandon (Other)
SEC Filing link

Summary

Type

Sell

Net shares

-6,000

% of shares

-19.04%

Amount (USD)

$150,855

Insider confidence score

22.5 out of 100

Negative

  • Large discretionary sell (≥1% of shares)
  • Significant sell amount ($50K+)

Stock transactions

Transaction 1

Security

Common Stock, par value $0.001

Action

Sell

Date

2026-03-03

Code

S

Net shares

-1,000.0

Price per Share

$20.86

Amount (USD)

$20,855.70

Acquired/Disposed

Disposed

Shares Owned Before

31,513.0

Shares Owned After

30,513.0

Transaction 2

Security

Common Stock, par value $0.001

Action

Sell

Date

2026-03-04

Code

S

Net shares

-5,000.0

Price per Share

$26.00

Amount (USD)

$130,000.00

Acquired/Disposed

Disposed

Shares Owned Before

30,513.0

Shares Owned After

25,513.0

Filing's footnotes

1. Includes 12,500 shares underlying an option granted to Mr. Smith which are vested.

This page is for informational purposes only. While we strive for accuracy, the summary may contain inaccuracies or omissions. Please refer to the official SEC filing for authoritative information. Open the SEC filing.