Company facts
- Industry
- Crude Petroleum & Natural Gas
- Headquarters
- Dallas, Texas
- Most recent report
- 10-Q, filed Aug 19, 2026
- Incorporated
- Texas
- Filings on record
- 251 filings
- On EDGAR
- CIK 867038
- Fiscal year ends
- December
- Filer status
- Non-accelerated filer Smaller reporting company
Financials 8 of 136
News 8 of 20
Ownership 8 of 11
- SC 13G/A Large holder reported a passive stake, amended Apr 9, 2013
- SC 13G Large holder reported a passive stake Jan 31, 2011
- SC 13G Large holder reported a passive stake Jan 10, 2011
- SC 13D/A Large holder reported an active stake, amended Jan 10, 2011
- SC 13D Large holder reported an active stake Feb 24, 2010
- SC 13G/A Large holder reported a passive stake, amended Feb 16, 2010
- SC 13G/A Large holder reported a passive stake, amended Feb 17, 2009
- SC 13G/A Large holder reported a passive stake, amended Feb 1, 2008
Other 8 of 84
- NT 10-Q Notice that a quarterly report will be late Aug 17, 2026
- NT 10-Q Notice that a quarterly report will be late May 18, 2026
- NT 10-K Notice that an annual report will be late Apr 1, 2026
- NT 10-Q Notice that a quarterly report will be late Nov 17, 2025
- NT 10-Q Notice that a quarterly report will be late Aug 15, 2025
- NT 10-Q Notice that a quarterly report will be late May 16, 2025
- NT 10-K Notice that an annual report will be late Apr 1, 2025
- NT 10-Q Notice that a quarterly report will be late Nov 15, 2024
Everything here comes from Spindletop Oil & Gas Co's own filings on SEC EDGAR. The filing list is rechecked every hour.