Prosper Peak reports 7% stake in Great Elm Capital

Prosper Peak Holdings, LLC filed Amendment No. 1 to a Schedule 13G reporting its beneficial ownership in Great Elm Capital Corp. common stock.

Accepted by SEC EDGAR 08/06/2026 - 04:53 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Prosper Peak Holdings, LLC filed Amendment No. 1 to a Schedule 13G reporting its beneficial ownership in Great Elm Capital Corp. common stock. Prosper Peak reports beneficial ownership of 972,506 shares of common stock, representing 7.0% of the class.

The filing states that Prosper Peak has sole voting power and sole dispositive power over all 972,506 shares, with no shared voting or dispositive power. The percentage is based on 13,889,750 shares outstanding as reported in Great Elm Capital Corp.’s Form 10-Q for the quarter ended June 30, 2026.

Key Figures

Beneficial ownership: 972,506 shares Ownership percentage: 7.0% Shares outstanding: 13,889,750 shares +3 more

6 metrics

Beneficial ownership 972,506 shares Common stock of Great Elm Capital Corp. reported by Prosper Peak Holdings, LLC

Ownership percentage 7.0% Percent of GECC common stock class beneficially owned by Prosper Peak

Shares outstanding 13,889,750 shares GECC common stock outstanding as of June 30, 2026 per Form 10-Q

Sole voting power 972,506 shares Shares over which Prosper Peak has sole power to vote

Sole dispositive power 972,506 shares Shares over which Prosper Peak has sole power to dispose

Filing date 08/06/2026 Date of signature by Authorized Signatory on Schedule 13G/A

Key Terms

Schedule 13G, beneficially owned, sole voting power, sole dispositive power, +1 more

5 terms

Schedule 13G regulatory

"filed Amendment No. 1 to a Schedule 13G reporting its beneficial ownership"

A Schedule 13G is a formal document that investors file with the government when they acquire a large ownership stake in a company, usually for investment purposes rather than control. It helps keep the public informed about who owns significant parts of a company's shares, which can influence how the company is managed and how investors make decisions. Filing this schedule is important for transparency and understanding the ownership landscape of publicly traded companies.

beneficially owned financial

"Amount beneficially owned: 972,506"

Beneficially owned describes securities or assets where a person has the economic rights and control—such as the right to receive dividends and to direct voting—even if legal title is held in another name. Think of it like having the keys and using a car that’s registered to someone else: you get the benefits and make decisions. Investors care because beneficial ownership reveals who truly controls value and voting power, affecting corporate decisions and takeover dynamics.

sole voting power financial

"Sole power to vote or to direct the vote: 972,506"

Sole voting power is the exclusive right to cast votes attached to a shareholder’s stock without needing approval from anyone else. Like holding the only remote control for a TV, it lets that holder decide corporate matters such as board members, mergers, and policy changes, making it important to investors because it concentrates control and can strongly influence a company’s strategy and the value of its shares.

sole dispositive power financial

"Sole power to dispose or to direct the disposition of: 972,506"

Sole dispositive power is the exclusive legal authority to decide what happens to a security — for example, whether to sell, transfer, or retain shares — without needing anyone else’s permission. Investors care because it signals who truly controls the economic outcome of an investment: like holding the only key to a safe, the holder can realize gains or losses and may trigger regulatory reporting, insider rules, or influence over corporate ownership.

percent of class financial

"Percent of class: 7.0%."

Percent of class is the portion of a specific category of securities—such as a company’s common shares, preferred shares, or a bond series—that takes part in or approves a corporate action (vote, consent, tender, etc.). Investors watch this number because it reveals how much support or opposition exists within that particular shareholder group; like counting how many members of a club back a proposal, it can determine whether a plan passes or how influence is distributed.

FAQ

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

What percentage of Great Elm Capital Corp. (GECC) does Prosper Peak Holdings own?

Prosper Peak Holdings reports beneficial ownership of 7.0% of Great Elm Capital Corp.’s common stock, based on 972,506 shares owned and 13,889,750 shares outstanding as disclosed in the company’s Form 10-Q.

How many GECC shares does Prosper Peak Holdings report as beneficially owned?

Prosper Peak Holdings reports beneficial ownership of 972,506 shares of Great Elm Capital Corp. common stock. This ownership corresponds to 7.0% of the outstanding class, based on the issuer’s share count from its June 30, 2026 Form 10-Q.

Does Prosper Peak Holdings have sole or shared voting power over its GECC shares?

Prosper Peak Holdings reports sole voting power over 972,506 shares and no shared voting power. It also reports sole dispositive power over the same number of shares and no shared dispositive power in Great Elm Capital Corp.

What is the share count basis for Prosper Peak’s 7.0% GECC ownership figure?

The 7.0% ownership is calculated based on 13,889,750 shares of Great Elm Capital Corp. common stock outstanding, as reported in the company’s Quarterly Report on Form 10-Q for the period ended June 30, 2026, filed August 5, 2026.

What type of SEC filing did Prosper Peak submit regarding GECC?

Prosper Peak submitted Amendment No. 1 to a Schedule 13G relating to its holdings of Great Elm Capital Corp. common stock. The filing updates its reported beneficial ownership of 972,506 shares, or 7.0% of the class.

Who signed the Schedule 13G/A reporting Prosper Peak’s GECC ownership?

The Schedule 13G/A was signed by Adam M. Kleinman as Authorized Signatory for Prosper Peak Holdings, LLC, dated August 6, 2026, confirming the reported ownership and powers over Great Elm Capital Corp. shares.

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

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SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 1)

Great Elm Capital Corp.

(Name of Issuer)

Common Stock, par value $0.01 per share

(Title of Class of Securities)

(CUSIP Number)

06/29/2026

(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)

schemaVersion:

SCHEDULE 13G

CUSIP No.

1

Names of Reporting Persons

Prosper Peak Holdings, LLC

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

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 972,506.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 972,506.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

972,506.00

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)

7.0 %

12

Type of Reporting Person (See Instructions)

CO

Comment for Type of Reporting Person: Note to Row 11: Based on 13,889,750 shares of common stock, par value $0.01, outstanding, as reported on the Issuer's (as defined below) Quarterly Report on Form 10-Q for the Quarterly Period ended June 30, 2026, filed August 5, 2026.

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Great Elm Capital Corp.
(b)	Address of issuer's principal executive offices: 3801 PGA Boulevard, Suite 603, Palm Beach Gardens, FL 33410
Item 2.
(a)	Name of person filing: Prosper Peak Holdings, LLC
(b)	Address or principal business office or, if none, residence: 800 Boylston Street, Suite 900, Boston, MA 02199
(c)	Citizenship: Delaware
(d)	Title of class of securities: Common Stock, par value $0.01 per share
(e)	CUSIP No.:
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: 972,506
(b)	Percent of class: 7.0%.
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 972,506
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 972,506
	(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 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.

Prosper Peak Holdings, LLC

Signature:	/s/ Adam M. Kleinman
Name/Title:	Adam M. Kleinman. Authorized Signatory
Date:	08/06/2026