Security key
155123102
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 4,014,506
- Total 13F value
- $203,585,314
- Share change
- +27,136
- SEC-reported price per share
- $50.71
- Number of holders
- 90
- Value change
- +$1,339,176
- Number of buys
- 50
- Number of sells
- 25
- Shares outstanding
- 29,529,062
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q4 2025
Institutions
90
Top holders
10
CET full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q1 2026
Previous quarter: Q3 2025
CENTRAL SECURITIES CORP SEC filings
Broader feeds
Reporting periods
Holder history for CUSIP 155123102
Recent filing periods:
Ownership snapshot
Top reported holders of CET - CENTRAL SECURITIES CORP - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
ENDEAVOR FOUNDATION, INC.
Disclosed value leader
ENDEAVOR FOUNDATION, INC.
Comparable rows
15/15
Latest evidence
31 Dec 2025
13D/G
3/4/5
13F
Lead comparable stake: 32%
13D/G row: ENDEAVOR FOUNDATION, INC.
Showing 1-6 of 15 holder rows.
Quick read
ENDEAVOR FOUNDATION, INC. leads the comparable SEC ownership view at 32%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens ENDEAVOR FOUNDATION, INC.'s linked filing trail.
Comparable ownership
Top 5
ENDEAVOR FOUNDATION, INC.
32%
Wilmot H. Kidd
6.7%
Wilmot H. Kidd IV
1.1%
Donald G. Calder
0.38%
Simms C. Browning
0.08%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| ENDEAVOR FOUNDATION, INC. |
13D/G
|
32%
|
$486,661,081
9,596,945 shares
|
+$7,946,561 | 31 Dec 2025 |
| Wilmot H. Kidd |
3/4/5
Director
|
6.7%
|
$100,469,437
1,981,255 shares
|
— | 31 Dec 2025 |
| Wilmot H. Kidd IV |
3/4/5
Director
|
1.1%
|
$15,819,897
311,968 shares
|
— | 31 Dec 2025 |
| Donald G. Calder |
3/4/5
Director
|
0.38%
|
$5,742,704
113,246 shares
|
— | 31 Dec 2025 |
| Simms C. Browning |
3/4/5
Director
|
0.08%
|
$1,177,790
23,226 shares
|
— | 31 Dec 2025 |
| Marlene A. Krumholz |
3/4/5
Vice President & Secretary
|
0.07%
|
$969,659
20,371 shares
|
— | 31 Dec 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q4 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
90
Shares
4,014,506
Rows available
90
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q4 2025 vs Q3 2025 Across Filers
Q3 2025 holders
87
Q4 2025 holders
90
Holder diff
3
| Investor | Q3 2025 Shares | Q4 2025 Shares | Share Diff | Share Chg % | Q3 2025 value | Q4 2025 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend