David Springer - 18 Nov 2025 Form 4 Insider Report for FTC Solar, Inc. (FTCI)

Reporting relationship: Director
Issuer ticker: FTCI
Reported as of: 18 Nov 2025
Net transaction value: -$898,000
SEC form: 4
Accepted by SEC: 20 Nov 2025, 18:00:03 UTC
Prior SEC filing: 16 Jun 2025
Source filing: View source filing
Reporting owner signature: /s/ Cathy Behnen, as Attorney-in-Fact

Key filing fact

David Springer filed Form 4 for FTC Solar, Inc. (FTCI) on 20 Nov 2025.

Key facts

This page summarizes David Springer's Form 4 filing for FTC Solar, Inc. (FTCI).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 20 Nov 2025, 18:00.

Change

Previous filing in this sequence was filed on 16 Jun 2025.
Current net transaction value: -$898,000.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001684056 Primary reporting owner

Springer David

Relationship: Director
Address: 10900 STONELAKE BLVD., SUITE 100 QUARRY OAKS II BUILDING, AUSTIN
Signature: /s/ Cathy Behnen, as Attorney-in-Fact
Signature date: 20 Nov 2025

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

FTCI transaction

Common Stock

Sale

Transaction value: $898,000
Shares: -100,000
Change %: -13%
Price: $8.98
Shares after: 689,222
Date: 18 Nov 2025
Ownership: Direct
Footnotes: F1, F2

FTCI holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 33,616
Date: 18 Nov 2025
Ownership: By Trust
Footnotes: F3

FTCI holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 33,616
Date: 18 Nov 2025
Ownership: By Trust
Footnotes: F4

FTCI holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 33,616
Date: 18 Nov 2025
Ownership: By Trust
Footnotes: F5

FTCI holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 49,136
Date: 18 Nov 2025
Ownership: By Trust
Footnotes: F6

FTCI holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 32,987
Date: 18 Nov 2025
Ownership: By Trust
Footnotes: F7

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 7 footnotes

Footnote F1

Reflects sales pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 14, 2023.

Footnote F2

Represents a weighted average sales price per share for these shares, which were sold in multiple transactions at prices ranging from $8.80 to $9.50. The Reporting Person undertakes to provide to the Issuer, the staff of the Commission or any security holder of the Issuer, upon request, full information regarding the number of shares sold at each separate price within the range.

Footnote F3

These shares are owned directly by the ZS 2021 Trust for the benefit of the Reporting Person's child. The Reporting Person has sole power to acquire for himself any asset held in the trust, including the shares, by substituting other property of equivalent value of the ZS 2021 Trust. The Reporting Person disclaims beneficial ownership of these securities, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that he is the beneficial owner of such securities for Section 16 or any other purpose.

Footnote F4

These shares are owned directly by the NS 2021 Trust for the benefit of the Reporting Person's child. The Reporting Person has sole power to acquire for himself any asset held in the trust, including the shares, by substituting other property of equivalent value of the NS 2021 Trust. The Reporting Person disclaims beneficial ownership of these securities, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that he is the beneficial owner of such securities for Section 16 or any other purpose.

Footnote F5

These shares are owned directly by the AS 2021 Trust for the benefit of the Reporting Person's child. The Reporting Person has sole power to acquire for himself any asset held in the trust, including the shares, by substituting other property of equivalent value of the AS 2021 Trust. The Reporting Person disclaims beneficial ownership of these securities, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that he is the beneficial owner of such securities for Section 16 or any other purpose.

Footnote F6

These shares are owned directly by the DS 2022 GRAT for the benefit of the Reporting Person. The Reporting Person (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 of the DS 2022 GRAT. The Reporting Person disclaims beneficial ownership of these securities, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that he is the beneficial owner of such securities for Section 16 or any other purpose.

Footnote F7

These shares are owned directly by the KC 2021 Trust for the benefit of the Reporting Person's fiancee. The Reporting Person disclaims beneficial ownership of these securities, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that he is the beneficial owner of such securities for Section 16 or any other purpose.

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