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United States Software & IT Services

Blackboxstocks Inc (BLBX)

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Recent insider activity at Blackboxstocks Inc. shows a net sell-off, primarily driven by significant proposed sales and actual sales by Kepler Gust, a former officer and director. Over the last 90 days, total sell value exceeded $10 million, with no reported buys. The stock has experienced a notable price decrease over the same period.
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Ticker: BLBX Exchange: OTC
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
KEPLER GUST
Former Officer and Former Director
1 sale — total 100,000 USD
Proposed sale 4 Jun 2026
Value US$1,944,346.07 | Price 249.26 | Shares 89,710
Proposed sale 3 Jun 2026
Value US$2,120,358.46 | Price 357.15 | Shares 46,299
Sale 17 Mar 2026
Value US$799,415.60 | Price 12.89 | Shares 62,000
Sale 16 Mar 2026
Value US$781,511.20 | Price 11.01 | Shares 71,000
Sale 13 Mar 2026
Value US$602,974.40 | Price 12.31 | Shares 49,000
Proposed sale 13 Mar 2026
Value US$177,700.00 | Price 17.77 | Shares 10,000
Sale 4 Mar 2026
Value US$130,000.00 | Price 26.00 | Shares 5,000
Sale 3 Mar 2026
Value US$20,855.70 | Price 20.86 | Shares 1,000
Sale 27 Feb 2026
Value US$19,000.00 | Price 19.00 | Shares 1,000
Sale 27 Feb 2026
Value US$112,500.00 | Price 15.00 | Shares 7,500
Proposed sale 27 Feb 2026
Value US$8,527,103.78 | Price 14.93 | Shares 571,111
Proposed sale 26 Feb 2026
Value US$319,600.00 | Price 15.98 | Shares 20,000
Sale 23 Oct 2025
Value US$83,191.44 | Price 9.08 | Shares 9,167
Proposed sale 23 Oct 2025
Value US$1,153,625.00 | Price 8.39 | Shares 137,500
Sale 21 Oct 2025
Value US$46,175.50 | Price 9.24 | Shares 5,000
Buy 1 Jul 2024
Value US$100,000.00 | Price 4.00 | Shares 25,000
Buy 23 Feb 2023
Value US$3,390,006.00 | Price 3.00 | Shares 1,130,002
Buy 16 Jun 2022
Value US$5,877.30 | Price 1.30 | Shares 4,521
Buy 16 Jun 2022
Value US$10,392.41 | Price 1.27 | Shares 8,183
Buy 15 Jun 2022
Value US$12,050.85 | Price 1.15 | Shares 10,479
Buy 15 Jun 2022
Value US$9,492.28 | Price 1.16 | Shares 8,183
Buy 15 Jun 2022
Value US$67,100.00 | Price 1.22 | Shares 55,000
Buy 20 May 2022
Value US$15,810.00 | Price 1.58 | Shares 10,000
Buy 26 Nov 2021
Value US$1,775.00 | Price 3.55 | Shares 500
Buy 26 Nov 2021
Value US$1,775.00 | Price 3.55 | Shares 500
Buy 23 Nov 2021
Value US$4,770.00 | Price 3.18 | Shares 1,500
Buy 23 Nov 2021
Value US$4,770.00 | Price 3.18 | Shares 1,500
Buy 17 Nov 2021
Value US$17,550.00 | Price 1.95 | Shares 9,000
Buy 17 Nov 2021
Value US$400,000.00 | Price 5.00 | Shares 80,000
Buy 15 Nov 2021
Value US$100,000.00 | Price 5.00 | Shares 20,000
Sale 3 Feb 2021
Value US$16,350.75 | Price 1.95 | Shares 8,385
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-06-03 2026-06-04 PrS Proposed sale
KEPLER GUST

Former Officer and Former Director

Executive Director
89,710
249.26
US$1,944,346 		89,710 249.26 US$1,944,346
2026-06-02 2026-06-03 PrS Proposed sale
KEPLER GUST

Former Officer and Former Director

Executive Director
46,299
357.15
US$2,120,358 		46,299 357.15 US$2,120,358
2026-03-19 2026-03-17 S Sale
KEPLER GUST

President of Blackbox.io Inc.

Large shareholder
18,872 +23.7%
414.74
US$2,270,590 		18,872 +23.7% 414.74 US$2,270,590
2026-03-17 2026-03-16 S Sale
KEPLER GUST

President of Blackbox.io Inc.

Large shareholder
71,000 -13.0%
11.01
US$781,511 		71,000 -13.0% 11.01 US$781,511
2026-03-17 2026-03-13 S Sale
KEPLER GUST

President of Blackbox.io Inc.

Large shareholder
49,000 -8.2%
12.31
US$602,974 		49,000 -8.2% 12.31 US$602,974
2026-03-12 2026-03-13 PrS Proposed sale
Sulaiman Dalya

Former Director

Non-Executive Director
10,000
17.77
US$177,700 		10,000 17.77 US$177,700
2026-03-05 2026-03-04 S Sale
1.7
Smith Charles Brandon

Former Officer
5,000 -16.4%
26.00
US$130,000 		5,000 -16.4% 26.00 US$130,000
2026-03-05 2026-03-03 S Sale
1.7
Smith Charles Brandon

Former Officer
1,000 -3.2%
20.86
US$20,856 		1,000 -3.2% 20.86 US$20,856
2026-03-03 2026-02-27 S Sale
1.7
Smith Charles Brandon

Former Officer
1,000 -3.1%
19.00
US$19,000 		1,000 -3.1% 19.00 US$19,000
2026-03-03 2026-02-27 S Sale
1.7
Smith Charles Brandon

Former Officer
7,500 -19.2%
15.00
US$112,500 		7,500 -19.2% 15.00 US$112,500
2026-02-26 2026-02-27 PrS Proposed sale
KEPLER GUST

Officer; Director

Executive Director
571,111
14.93
US$8,527,104 		571,111 14.93 US$8,527,104
2026-02-26 2026-02-26 PrS Proposed sale
1.4
WINSPEAR ROBERT L

Officer; Director

Executive Director
20,000
15.98
US$319,600 		20,000 15.98 US$319,600
2025-10-23 2025-10-23 S Sale
1.7
Smith Charles Brandon

Chief Technology Officer

Officer
9,167 -25.0%
9.08
US$83,191 		9,167 -25.0% 9.08 US$83,191
2025-10-22 2025-10-23 PrS Proposed sale
Pharis Eric

10% Stockholder

Large shareholder
137,500
8.39
US$1,153,625 		137,500 8.39 US$1,153,625
2025-10-24 2025-10-21 S Sale
1.5
Reid Charles Keller
Non-Executive Director
5,000 -23.5%
9.24
US$46,176 		5,000 -23.5% 9.24 US$46,176
2024-07-02 2024-07-01 B Purchase
KEPLER GUST

President and CEO

Executive Director Large shareholder
25,000 +4.4%
4.00
US$100,000 		25,000 +4.4% 4.00 US$100,000
2023-02-27 2023-02-23 B Purchase
KEPLER GUST

President and CEO

Executive Director Large shareholder
1,130,002 +48.5%
3.00
US$3,390,006 		1,130,002 +48.5% 3.00 US$3,390,006
2022-06-17 2022-06-16 B Purchase
1.4
WINSPEAR ROBERT L

Chief Financial Officer

Executive Director
4,521 +2.7%
1.30
US$5,877 		4,521 +2.7% 1.30 US$5,877
2022-06-16 2022-06-16 B Purchase
2.0
Balestri Ray
Non-Executive Director
8,183 +7.0%
1.27
US$10,392 		8,183 +7.0% 1.27 US$10,392
2022-06-17 2022-06-15 B Purchase
1.4
WINSPEAR ROBERT L

Chief Financial Officer

Executive Director
10,479 +6.6%
1.15
US$12,051 		10,479 +6.6% 1.15 US$12,051
2022-06-16 2022-06-15 B Purchase
2.0
Balestri Ray
Non-Executive Director
8,183 +7.5%
1.16
US$9,492 		8,183 +7.5% 1.16 US$9,492
2022-06-16 2022-06-15 B Purchase
2.0
Balestri Ray
Non-Executive Director
55,000 +101.9%
1.22
US$67,100 		55,000 +101.9% 1.22 US$67,100
2022-05-23 2022-05-20 B Purchase
1.4
WINSPEAR ROBERT L

Chief Financial Officer

Executive Director
10,000 +6.8%
1.58
US$15,810 		10,000 +6.8% 1.58 US$15,810
2021-11-29 2021-11-26 B Purchase
2.0
Balestri Ray
Non-Executive Director
500 +0.9%
3.55
US$1,775 		500 +0.9% 3.55 US$1,775
2021-11-29 2021-11-26 B Purchase
2.0
Balestri Ray
Non-Executive Director
500 +0.9%
3.55
US$1,775 		500 +0.9% 3.55 US$1,775
2021-11-29 2021-11-23 B Purchase
2.0
Balestri Ray
Non-Executive Director
1,500 +2.9%
3.18
US$4,770 		1,500 +2.9% 3.18 US$4,770
2021-11-29 2021-11-23 B Purchase
2.0
Balestri Ray
Non-Executive Director
1,500 +3.0%
3.18
US$4,770 		1,500 +3.0% 3.18 US$4,770
2021-11-19 2021-11-17 B Purchase
1.4
WINSPEAR ROBERT L

Chief Financial Officer

Executive Director
9,000 +6.5%
1.95
US$17,550 		9,000 +6.5% 1.95 US$17,550
2021-11-19 2021-11-17 B Purchase
1.4
WINSPEAR ROBERT L

Chief Financial Officer

Executive Director
80,000 +135.6%
5.00
US$400,000 		80,000 +135.6% 5.00 US$400,000
2021-11-19 2021-11-15 B Purchase
2.0
Balestri Ray
Non-Executive Director
20,000 +66.7%
5.00
US$100,000 		20,000 +66.7% 5.00 US$100,000
2021-02-18 2021-02-03 S Sale
Pharis Eric
Large shareholder
8,385 -1.0%
1.95
US$16,351 		8,385 -1.0% 1.95 US$16,351
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