Companies / GRO Bio, Inc.
GRO Bio, Inc.
NasdaqCIK 1824293LA JOLLA, CA
Financials · FY2021
Ownership
1.8M shares outstanding · as of May 12, 2026
Ownership
| Public float | 100.00% | 1,770,838 |
% of common shares outstanding (exact, from the latest cover-page filing). Institutions are quarterly 13F snapshots; insiders reflect current officers & directors.
Insiders 0
View all →| Insider | % of shares | Shares |
|---|---|---|
| No insiders recorded yet. | ||
Institutional holders 0
| Holder | Value | % of shares |
|---|---|---|
| No institutional holders on file. | ||
Activity
InsidersInstitutions
What insiders are doing in this stock (Form 4).No activity matches these filters.
5%+ ownership events
Schedule 13D / 13G
| Filer | Stance | % of class |
|---|---|---|
| Mitchell P. Kopin | Passive13G/A | — |
| Lincoln Alternative Strategies LLC | Passive13G/A | — |