13D·WATCH Activist + Insider Intelligence Live feed Blog About Pricing
ISSUER PROFILE · CIK 0000020639

AmBase CorpABCP

3 13D/G filings 2 distinct filers 0 insider transactions (365d)

Cross-Reference Snapshot

Activist filings
3
3 SC
Distinct filers
2
multi-activist cluster
Insiders (365d)
0
0 buys · 0 sales
Latest short DTC
1.00
as of 2026-10-15

13D/G Filings Timeline · 3 total

FiledFormFilerStakeSharesIntent
2024-04-01 SC Barc Investments LLC — — view →
2023-05-31 SC Camac Fund, LP — — view →
2021-02-05 SC Camac Fund, LP — — view →

FINRA Short Interest History

SettlementShort InterestDays to Cover% Δ vs prior
2026-10-15 11,000 1.00 -37.8%
2026-09-30 17,690 5.66 +33.0%
2026-09-15 13,299 9.77 -0.9%
2026-08-31 13,419 2.20 +6.3%
2026-08-14 12,619 1.00 +14.7%
2026-07-31 11,000 2.66 0.0%
2026-07-15 11,000 1.17 0.0%
2026-06-30 11,000 1.00 -10.2%
2026-06-15 12,245 1.00 -4.0%
2026-05-29 12,750 1.08 -0.3%
2026-05-15 12,783 1.68 +13.1%
2026-04-30 11,300 1.00 +2.7%

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