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BSEM 10-K & 10-Q changes, risk factors and insider trading

BioStem Technologies, Inc. · Nasdaq · Biological Products, (No Diagnostic Substances) · CIK 1658678 · All filings on SEC.gov

Everything below is quoted or computed from BioStem Technologies, Inc.'s public SEC filings. It is not a recommendation to buy or sell. Automated comparisons can contain errors; confirm with the original filing.

At a glance

0Form 4 filings reporting open-market purchases (last 180 days)

0Form 4 filings reporting open-market sales (last 180 days)

Jump to: Annual report (10-K) · Quarterly report (10-Q) · Insider transactions · 13F holders

What changed in the latest 10-K

Comparison not available: Not available: fewer than two 10-K filings on EDGAR to compare..

What changed in the latest 10-Q

Comparison not available: Not available: fewer than two 10-Q filings on EDGAR to compare (only one so far)..

BSEM insider buying and selling (Form 4)

Since 2026-04-11, insiders reported open-market purchases in 0 Form 4 filings and open-market sales in 0 filings. Totals add up every open-market (code P and S) line in those filings, using the prices reported in the filings. Awards, option exercises, tax withholding and gifts are listed below but not counted.

Trade date	Insider	Transaction	Shares	Price	Value	Owned after	Filing
2026-09-17	Matuszewski Jason Director, Chief Executive Officer, 10% owner	Option exercise	16,650	—	—	1,303,552	SEC
2026-09-17	Smith-Van Vurst Andrew Director, Chief Operating Officer, 10% owner	Option exercise	9,574	—	—	1,539,809	SEC
2026-09-15	Matuszewski Jason Director, Chief Executive Officer, 10% owner	Option exercise	8,469	—	—	1,286,902	SEC
2026-09-15	Poe Brandon Chief Financial Officer	Option exercise	1,694	—	—	58,062	SEC
2026-09-15	Smith-Van Vurst Andrew Director, Chief Operating Officer, 10% owner	Option exercise	7,622	—	—	1,530,235	SEC
2026-09-15	Warrington Kenneth Howard Jr Director	Option exercise	1,694	—	—	33,928	SEC
2026-09-15	Fortunato Michael A Chief Accounting Officer	Option exercise	4,234	—	—	68,664	SEC
2026-09-09	Hassett Barry Chief Commercial Officer	Option exercise	500	—	—	5,003	SEC
2026-08-27	Ungrodt Jodi Director	Option exercise	5,647	—	—	11,295	SEC
2026-08-27	Glickman Mark A Director	Option exercise	7,671	—	—	7,671	SEC
2026-08-27	Lesser Hannaway Rayna Director	Option exercise	7,671	—	—	7,671	SEC
2026-08-27	Sonenreich Steven D Director	Option exercise	7,671	—	—	7,671	SEC
2026-08-27	Warrington Kenneth Howard Jr Director	Option exercise	5,094	—	—	32,234	SEC
2026-08-11	Poe Brandon Chief Financial Officer	Option exercise	10,634	—	—	56,368	SEC
2026-08-09	Fortunato Michael A Chief Accounting Officer	Option exercise	970	—	—	64,430	SEC

Well-known investors holding BSEM (13F)

None of the 59 investors we track reported a position in their latest 13F.

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