David Springer holds 5.3% stake in FTC Solar (FTCI) shares

Rhea-AI Filing Summary

FTC Solar, Inc. reported that investor David Springer beneficially owns 830,158 shares of its common stock, representing 5.3% of the outstanding class as of 12/31/2025. Springer has sole power to vote and dispose of all of these shares.

The holdings include 680,177 shares in his name and additional shares held through several family trusts and a 2022 GRAT, where he has key powers over the assets. This positions Springer as a significant minority shareholder in FTC Solar’s common stock.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 4)

FTC Solar, Inc.

(Name of Issuer)

Common Stock, $0.0001 par value

(Title of Class of Securities)

30320C103

(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. 30320C103

1

Names of Reporting Persons

David Springer

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

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 830,158.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 830,158.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

830,158.00

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)

5.3 %

12

Type of Reporting Person (See Instructions)

IN

SCHEDULE 13G

Item 1.
(a)	Name of issuer: FTC Solar, Inc.
(b)	Address of issuer's principal executive offices: 10900 Stonelake Blvd, Suite 100, Quarry Oaks II Building, Austin, TX 78759
Item 2.
(a)	Name of person filing: David Springer
(b)	Address or principal business office or, if none, residence: 10900 Stonelake Blvd, Suite 100, Quarry Oaks II Building, Austin, TX 78759
(c)	Citizenship: USA
(d)	Title of class of securities: Common Stock, $0.0001 par value
(e)	CUSIP No.: 30320C103
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: 830,158
(b)	Percent of class: 5.3%
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 830,158
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 830,158
	(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.
	If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required. Consists of (i) 680,177 shares of common stock held by Mr. Springer, (ii) 33,615 shares of common stock held by the ZS 2021 Trust, (iii) 33,615 shares of common stock held by the NS 2021 Trust, (iv) 33,615 shares of common stock held by the AS 2021 Trust and (v) [49,136] shares of common stock held by the DS 2022 GRAT. With respect to the DS 2022 GRAT, Mr. Springer (a) is the sole trustee, (b) has sole voting and dispositive power with respect to the shares held by the trust and (c) has sole power to acquire for himself any asset held in the trust, including the shares, by substituting other property of equivalent value. With respect to the ZS 2021 Trust, the NS 2021 Trust, and the AS 2021 Trust, Mr. Springer has sole power to acquire for himself any asset held in the trust, including the shares, by substituting other property of equivalent value.
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:
	Not Applicable

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.

David Springer

Signature:	/s/ David Springer
Name/Title:	David Springer
Date:	02/13/2026

FAQ

What ownership stake in FTC Solar (FTCI) does David Springer report?

David Springer reports beneficial ownership of 5.3% of FTC Solar’s common stock. This corresponds to 830,158 shares, making him a significant minority shareholder with sole voting and dispositive power over all reported shares.

How many FTC Solar (FTCI) shares does David Springer beneficially own?

David Springer beneficially owns 830,158 shares of FTC Solar common stock. These shares are held directly in his name and indirectly through several family trusts and a 2022 GRAT, over which he retains key control rights.

What types of entities hold FTC Solar (FTCI) shares for David Springer?

FTC Solar shares are held directly by David Springer and indirectly through the ZS 2021 Trust, NS 2021 Trust, AS 2021 Trust, and the DS 2022 GRAT. Springer has significant control rights over assets in these trusts.

Does David Springer have sole voting power over his FTC Solar (FTCI) shares?

Yes. David Springer has sole voting and dispositive power over all 830,158 FTC Solar shares reported. No shared voting or shared dispositive power is indicated, consolidating effective control of this 5.3% stake with him.

What is the breakdown of David Springer’s FTC Solar (FTCI) share holdings?

His holdings include 680,177 shares directly, plus 33,615 shares in each of three 2021 family trusts and 49,136 shares in the DS 2022 GRAT. Together these positions total 830,158 FTC Solar common shares.

As of what date is David Springer’s 5.3% FTC Solar (FTCI) stake measured?

David Springer’s 5.3% beneficial ownership of FTC Solar common stock is measured as of December 31, 2025. That date is the event date used to calculate his reported 830,158-share position in the company.