Endeavor Foundation reports 32.5% stake in Central Securities Corp (NYSE: CET)

Rhea-AI Filing Summary

Endeavor Foundation, Inc. filed an amended Schedule 13G reporting beneficial ownership of 9,596,945 shares of Central Securities Corp common stock as of 12/31/2025, representing 32.5% of the outstanding class.

The foundation reports sole voting and sole dispositive power over all 9,596,945 shares, with no shared voting or dispositive power. It certifies that the securities were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of Central Securities Corp.

Insights

Equity ownership and governance analyst

Large 32.5% holder reports passive, ordinary-course ownership.

Endeavor Foundation, Inc. reports beneficial ownership of 9,596,945 Central Securities Corp shares, or 32.5% of the common stock as of 12/31/2025. It has sole voting and dispositive power over all reported shares, indicating concentrated but clearly disclosed control over this position.

The filing uses the Schedule 13G framework and includes a certification that the stake is held in the ordinary course of business and not for the purpose of changing or influencing control of the issuer. That language characterizes the holder as passive under current disclosures.

As an amended filing (Amendment No. 45), this mainly updates ownership details rather than introducing a new stake. Future company filings will indicate if ownership levels or the passive stance change over subsequent reporting dates.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 45)

CENTRAL SECURITIES CORP

(Name of Issuer)

Common Stock

(Title of Class of Securities)

155123102

(CUSIP Number)

12/31/2025

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13G

CUSIP No. 155123102

1

Names of Reporting Persons

ENDEAVOR FOUNDATION, INC.

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

NEW YORK

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 9,596,945.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 9,596,945.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

9,596,945.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

32.5 %

12

Type of Reporting Person (See Instructions)

CO

SCHEDULE 13G

Item 1.
(a)	Name of issuer: CENTRAL SECURITIES CORP
(b)	Address of issuer's principal executive offices: 630 Fifth Avenue, Suite 820, New York NY 10111
Item 2.
(a)	Name of person filing: Endeavor Foundation, Inc.
(b)	Address or principal business office or, if none, residence: 1060 Park Avenue, New York, NY 10128
(c)	Citizenship: NY
(d)	Title of class of securities: Common Stock
(e)	CUSIP No.: 155123102
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 9,596,945
(b)	Percent of class: 32.5%
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 9,596,945
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 9,596,945
	(iv) Shared power to dispose or to direct the disposition of: 0
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

ENDEAVOR FOUNDATION, INC.

Signature:	/s/Kathleen A. Shea
Name/Title:	Kathleen A. Shea/CPA
Date:	02/11/2026

FAQ

How many Central Securities Corp (CET) shares does Endeavor Foundation own?

Endeavor Foundation, Inc. reports beneficial ownership of 9,596,945 shares of Central Securities Corp common stock. This represents a substantial stake in the company’s equity and concentrates both voting and dispositive power in a single institutional holder.

What percentage of Central Securities Corp (CET) does Endeavor Foundation hold?

Endeavor Foundation, Inc. holds 32.5% of Central Securities Corp’s common stock as of December 31, 2025. This large ownership percentage gives the foundation significant influence over shareholder votes, subject to its certified passive investment intent.

Does Endeavor Foundation control voting rights for its CET shares?

Yes. Endeavor Foundation, Inc. reports sole voting power over all 9,596,945 Central Securities Corp shares it beneficially owns. It also has sole dispositive power, meaning it alone decides how these shares are voted and when they might be sold or retained.

Is Endeavor Foundation’s CET stake intended to influence company control?

The foundation certifies its Central Securities Corp shares were acquired and are held in the ordinary course of business. It states they were not acquired and are not held to change or influence control, aligning with a passive investment posture under Schedule 13G.

What type of SEC filing did Endeavor Foundation submit for CET?

Endeavor Foundation, Inc. submitted an amended Schedule 13G/A for Central Securities Corp. This filing type is used to report large, generally passive equity holdings, updating the market on ownership levels without indicating an activist or control-seeking intent.

What date is Endeavor Foundation’s CET ownership information based on?

The ownership figures are reported as of December 31, 2025, which is the event date triggering this Schedule 13G/A amendment. That date anchors the 9,596,945 shares and 32.5% ownership disclosed for Endeavor Foundation, Inc. in Central Securities Corp.