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CENTRAL SECURITIES CORP

CET Net buying
CIK 0000018748 #5640 in the set updated 19 Sep 2026
Bought (12 mo)
$53.30K
out of their own pocket, the only kind of buying there is
Sold (12 mo)
$0.00
$0.00 on a plan · $0.00 straight out of an exercise
Sold at will
$0.00
0 of 0 sales
Net
+$53.30K
+$53.30K against sales at will

By person

4 insiders · 5 transactions
Insider
Role
Bought
Sold
Net
Holding
Worth
Change
Hill John C
CEO & President
$42.61K (4)
—
+$42.61K
78,507
$4.11M
+3.3%
Blackford Leo Price
Director
$10.69K (1)
—
+$10.69K
48,050
$2.52M
+0.4%
ENDEAVOR FOUNDATION, INC. entity
10% owner
—
—
—
9,450,785
$495.03M
−3.8%
O'Neill Andrew J
Vice President
—
—
—
89,626
$4.69M
+3.1%

No percentages here. CENTRAL SECURITIES CORP reports its share count only per share class, which the XBRL frames API does not carry.

Individual transactions

5
Insider
Date
Role
Action
Shares
Price
Amount
Blackford Leo Price
26 Jun 2026
Director
Buy
204
$52.38
$10.69K
Hill John C
26 Jun 2026
CEO & President
Buy indirect
5
$51.87
$259.35
Hill John C
26 Jun 2026
CEO & President
Buy
228
$51.87
$11.83K
Hill John C
29 Dec 2025
CEO & President
Buy
500
$50.91
$25.46K
Hill John C
7 Nov 2025
CEO & President
Buy
100
$50.70
$5.07K

What was left out

Form 4 filings counted 10
Amendments (4/A) skipped 1
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 0
Sales straight out of an exercise 0
Sales at will 0
Transactions with no price 0
Shares from compensation/vesting 146,130
History held since 29 Sep 2016