ABCP · AmBase Corp · Shareholders & Ownership
Substantial doubt about the company's ability to continue as a going concern.
“Based on the above factors, management determined there is substantial doubt about the Company's ability to continue as a going concern within one year after the date that the financial statements are issued.”View the 10-Q filed Aug 12, 2026
Every disclosed holder of ABCP in one list: 13F institutions, Schedule 13D and 13G filers, insiders (Forms 3, 4 and 5) and registered funds, each from its own latest filing. Holders nest by CIK and SEC reporting links, never by name, and each is summed once.
Who Owns ABCP
13F quarter Mar 31, 2025| Holder group | Shares | % Out |
|---|---|---|
| Institutional (13F) | 26,000 | 0.03% |
| Insiders (Forms 3, 4, 5) | 0 | 0.00% |
| 13D/G-only blocks | 1,841,215 | 2.17% |
| Remaining | 83,070,996 | 97.80% |
| Registered funds (N-PORT, not summed) | 105,000 | 0.12% |
Shares outstanding: 84,938,211, the issuer's latest cover-page count restated onto today's split basis.
13D/G-only counts each filer's latest 13D or 13G that no 13F report of the listing contains, that names no 13F filer and that no counted insider files. Funds are never summed: their shares sit inside their advisers' 13F reports.
Holders of ABCP
| # | Holder | Shares | As of | Notes |
|---|---|---|---|---|
| 1 |
Camac Partners, LLC
13D
CIK 1516478 · Unknown · Mar 26, 2024
|
1,841,215 | ||
| 2 |
TETON Westwood Mighty Mites Fund
Fund
S000001084 · Registered fund · Jun 30, 2026
Teton Westwood Funds, not summed
|
105,000 | ||
| 3 |
KINGSWOOD WEALTH ADVISORS, LLC
13F
CIK 1987855 · Registered investment adviser · Mar 31, 2025
|
26,000 |
Shares are restated onto today's split basis. Change compares each row with the same holder's previous filing in the same source; a dash means there is none to compare. Nested 13D/G, insider and fund rows are not summed, since a 13F report already holds them.