Filings Radar

SEC 8-K and 6-K filings classified by Claude with reasoning, plus Form 4 insider transactions. Ingested from EDGAR’s filing stream in near-real time, reconciled overnight.

CENTRAL SECURITIES CORP (CET)

CIK 0000018748 0 material events

Insider activity (SEC Form 4)

Open-market buys and sells only — the deliberate trades. Zero here doesn’t mean no filings: grants, option exercises and tax withholding (below) are compensation, not market trades.

Open-market · last 30 days: 2 buyers bought $23K 0 sellers sold $0
Open-market · last 90 days: 2 buyers bought $23K 0 sellers sold $0
InsiderRoleDateTransactionSharesValue
Blackford Leo Price Director 2026-06-26 Open-market buy 204 $11K
Hill John C CEO & President, Director 2026-06-26 Open-market buy 228 $12K
Hill John C CEO & President, Director 2026-06-26 Open-market buy 5 $259
ENDEAVOR FOUNDATION, INC. 10% Owner 2026-06-18 Gift 38200 —
ENDEAVOR FOUNDATION, INC. 10% Owner 2026-05-19 Gift 19000 —
ENDEAVOR FOUNDATION, INC. 10% Owner 2026-04-22 Gift 18750 —
ENDEAVOR FOUNDATION, INC. 10% Owner 2026-03-26 Gift 20160 —
ENDEAVOR FOUNDATION, INC. 10% Owner 2026-02-26 Gift 19200 —
Hill John C CEO & President, Director 2025-12-29 Open-market buy 500 $25K
Hill John C CEO & President, Director 2025-11-07 Open-market buy 100 $5K
ENDEAVOR FOUNDATION, INC. 10% Owner 2025-07-31 Gift 41200 —
Hill John C CEO & President, Director 2025-06-27 L 185 $9K
Hill John C CEO & President, Director 2025-06-27 L 4 $192
Most recent 13 reported transactions. Open-market buys (P) and sells (S) are the deliberate ones; grants and option exercises are compensation. Not investment advice.

We track this company, but none of its filings have been classified as material yet. New filings land after EDGAR’s nightly publish (~10 PM ET).