Blackboxstocks Inc.

Historical 13F Holders

Symbol: BLBX
CUSIP: 09229E303
All holders as of: Q4 2025
Type: Equity
Class: COM

Reported Value, Excluding Options

Total Shares Held, Excluding Options

Total Filers

13D/G Filers

Every filing for 09229E303 since 12/18/2024, newest first.

Filer	% of Class	Shares	Form	Filed
Five Narrow Lane LP 13G/A Amendment 1	1.2%	48,835	13G/A Amendment 1	11/12/2025 Event 9/30/2025
Quadrifoglio Holdings LLC 13D/A Amendment 1	4.8%	172,817	13D/A Amendment 1	6/23/2025 Event 5/23/2025
Quadrifoglio Holdings LLC	4.8%	172,817
DeFrancesco Catherine Johanna	4.8%	172,817
Chiu Derrick	4.8%	172,817
Five Narrow Lane LP 13G	5.4%	192,307	13G	3/12/2025 Event 3/10/2025

13F Holders by Quarter

Period	Filers	Shares, Excl. Options	Value, Excl. Options	Options Value
2025 Q4	14	231 k	$1.87 M	$0
2025 Q3	15	206 k	$1.23 M	$0
2025 Q2	14	178 k	$1.05 M	$0
2025 Q1	12	115 k	$388 k	$0
2024 Q4	12	125 k	$276 k	$0
2024 Q3	10	125 k	$320 k	$0
2024 Q2	11	119 k	$322 k	$0
2024 Q1	10	123 k	$309 k	$0
2023 Q4	12	119 k	$335 k	$0
2023 Q3	12	115 k	$314 k	$0
2023 Q2	9	60.4 k	$181 k	$0