BLACKBOXSTOCKS INC. - COMMON STOCK, $0.001 PAR VALUE PER SHARE (BLBX)

Historical Holders from Q2 2023 to Q4 2025

Type / Class
Equity / COMMON STOCK, $0.001 PAR VALUE PER SHARE
Symbol
BLBX on Nasdaq
Shares outstanding
4,142,070
Price per share
$8.10
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares as of 30 Sep 2025
205,942
Total reported value
$1,230,401
% of total 13F portfolios
0%
Share change
+27,542
Value change
+$162,969
Avg buy value change
+0%
Avg sell value change
-0%
Number of holders
15
Price from insider filings
$9.08
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of BLACKBOXSTOCKS INC. - COMMON STOCK, $0.001 PAR VALUE PER SHARE (BLBX) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Quadrifoglio Holdings LLC 4.8% $591,034 172,817 Quadrifoglio Holdings LLC 23 May 2025
Five Narrow Lane LP 1.2% -85% $289,103 -$849,354 48,835 -75% Five Narrow Lane LP 30 Sep 2025
As of 30 Sep 2025, BLACKBOXSTOCKS INC. - COMMON STOCK, $0.001 PAR VALUE PER SHARE (BLBX) has 15 institutional shareholders filing 13F forms. They hold 205,942 shares. of 4,142,070 outstanding shares (5%) .

Institutional Holders of BLACKBOXSTOCKS INC. - COMMON STOCK, $0.001 PAR VALUE PER SHARE (BLBX) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price Investors
2025 Q4 27,500 $222,612 -$74,207 $8.10 1
2025 Q3 205,942 $1,230,401 +$162,969 $5.94 15
2025 Q2 178,400 $1,050,774 +$403,445 $5.89 13
2025 Q1 115,317 $388,366 +$9,650 $3.40 11
2024 Q4 125,330 $275,836 +$922 $2.20 11
2024 Q3 124,891 $320,343 +$26,876 $2.50 9
2024 Q2 114,029 $308,449 +$3,021 $2.70 9
2024 Q1 112,911 $284,248 -$2,329 $2.52 8
2023 Q4 113,704 $320,643 -$3,211 $2.82 10
2023 Q3 114,858 $313,569 +$148,764 $2.75 10
2023 Q2 60,355 $181,065 +$181,065 $3.00 7