Slam Corp CEO Buttram files insider ownership report

Slam Corp. filed an initial insider ownership report for Joseph Casto Abundo Buttram, who is identified as both a director and the Chief Executive Officer.

Accepted by SEC EDGAR 03/26/2026 - 05:43 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Slam Corp. filed an initial insider ownership report for Joseph Casto Abundo Buttram, who is identified as both a director and the Chief Executive Officer. The filing is a Form 3, which serves as his baseline disclosure as an insider of the company.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the Slam Corp. (SLMUF) Form 3 filing for Joseph Buttram show?

The Form 3 for Slam Corp. identifies Joseph Casto Abundo Buttram as a director and Chief Executive Officer. It serves as his initial insider ownership report, establishing a baseline disclosure as an officer and director of the company.

Is Slam Corp. CEO Joseph Buttram considered an insider under the Form 3 filing?

Yes. The filing lists Joseph Casto Abundo Buttram as both a director and Chief Executive Officer of Slam Corp. This status makes him an insider subject to ongoing reporting obligations on his holdings and future transactions in the company’s securities.

Does the Slam Corp. (SLMUF) Form 3 for Joseph Buttram report any stock transactions?

No. The transaction summary in the Form 3 shows zero buy, sell, exercise, gift, or other transactions. Form 3 primarily sets an initial ownership baseline, with any later trades typically reported on Forms 4 or 5.

What roles does Joseph Casto Abundo Buttram hold at Slam Corp. according to the Form 3?

The Form 3 states that Joseph Casto Abundo Buttram is a director and serves as Chief Executive Officer of Slam Corp. This dual role underscores his senior leadership and governance responsibilities within the organization.

Why is a Form 3 filing for Slam Corp.’s CEO important to investors?

A Form 3 filing formally identifies Joseph Casto Abundo Buttram as an insider at Slam Corp. Once this baseline is established, any future changes in his holdings must be reported, giving investors clearer visibility into executive ownership activity over time.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Buttram Joseph Casto Abundo

(Last) (First) (Middle)

1760 MARKET ST.

SUITE 602

(Street)

PHILADELPHIA PENNSYLVANIA 19103

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/02/2026

3. Issuer Name and Ticker or Trading Symbol
Slam Corp. [ SLAMF ]

3a. Foreign Trading Symbol

5. If Amendment, Date of Original Filed (Month/Day/Year)

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Executive Officer

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

Exhibit 24 - Power of Attorney.

No securities are beneficially owned.

	/s/ Maulin Shah, Attorney-in-Fact	03/26/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 3: SEC 1473 (03-26)