BLACKBOXSTOCKS INC — institutional ownership
1 funds reported holding BLACKBOXSTOCKS INC in their latest 13F filings, worth $318K in total (CUSIP 09229E303).
Largest holders
- VANGUARD GROUP INC — $318K
1 funds reported holding BLACKBOXSTOCKS INC in their latest 13F filings, worth $318K in total (CUSIP 09229E303).