Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001437749-26-005114
Filing Date
2026-02-23
Accepted
2026-02-23 16:32:24
Documents
67
Period of Report
2025-12-31

Document Format Files

Seq Description Document Type Size
1 FORM 10-K blkbx20251231_10k.htm   iXBRL 10-K 1628767
2 EXHIBIT 21.1 ex_921054.htm EX-21.1 1343
3 EXHIBIT 31.1 ex_921053.htm EX-31.1 12296
4 EXHIBIT 31.2 ex_921052.htm EX-31.2 12227
5 EXHIBIT 32.1 ex_921051.htm EX-32.1 5080
6 EXHIBIT 32.2 ex_921050.htm EX-32.2 5099
12 auditfooter.jpg GRAPHIC 16527
13 auditheader.jpg GRAPHIC 36787
14 blkbx20251231_10kimg001.jpg GRAPHIC 19497
15 blkbx20251231_10kimg002.jpg GRAPHIC 10766
16 mokuolusig.jpg GRAPHIC 3708
  Complete submission text file 0001437749-26-005114.txt   6990429

Data Files

Seq Description Document Type Size
7 XBRL TAXONOMY EXTENSION SCHEMA blbx-20251231.xsd EX-101.SCH 52633
8 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE blbx-20251231_def.xml EX-101.DEF 440610
9 XBRL TAXONOMY EXTENSION LABEL LINKBASE blbx-20251231_lab.xml EX-101.LAB 380793
10 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE blbx-20251231_pre.xml EX-101.PRE 467470
11 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE blbx-20251231_cal.xml EX-101.CAL 42897
70 EXTRACTED XBRL INSTANCE DOCUMENT blkbx20251231_10k_htm.xml XML 721036
Mailing Address 5430 LBJ FREEWAY SUITE 1485 DALLAS TX 75240
Business Address 5430 LBJ FREEWAY SUITE 1485 DALLAS TX 75240 972-726-9203
BLACKBOXSTOCKS INC. (Filer) CIK: 0001567900 (see all company filings)

EIN.: 453598066 | State of Incorp.: NV | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-41051 | Film No.: 26665774
SIC: 1000 Metal Mining
(CF Office: 01 Energy & Transportation)