SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13D

Under the Securities Exchange Act of 1934

First Internet Bancorp

(Name of Issuer)

Common Stock, without par value

(Title of Class of Securities)

320557101

(CUSIP Number)

John C. Lame
8805 Tamiami Trail N. #128,
Naples, FL, 34108
(513) 235-6982

(Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)

04/06/2026

(Date of Event Which Requires Filing of This Statement)

If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§ 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box. Checkbox not checked

The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

SCHEDULE 13D

CUSIP Number(s):

320557101

Name of reporting person

John C. Lame and Susan K. Lame Inheritance Trust 5/18/2020

Check the appropriate box if a member of a Group (See Instructions)

(a)

(b)

SEC use only

Source of funds (See Instructions)

Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)

Checkbox not checked

Citizenship or place of organization

FLORIDA

Number of Shares Beneficially Owned by Each Reporting Person With:

7	Sole Voting Power 0.00
8	Shared Voting Power 107,878.00
9	Sole Dispositive Power 0.00
10	Shared Dispositive Power 107,878.00

Aggregate amount beneficially owned by each reporting person

107,878.00

Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)

Checkbox not checked

Percent of class represented by amount in Row (11)

1.24 %

Type of Reporting Person (See Instructions)

SCHEDULE 13D

CUSIP Number(s):

320557101

Name of reporting person

John C. Lame IRA

Check the appropriate box if a member of a Group (See Instructions)

(a)

(b)

SEC use only

Source of funds (See Instructions)

Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)

Checkbox not checked

Citizenship or place of organization

FLORIDA

Number of Shares Beneficially Owned by Each Reporting Person With:

7	Sole Voting Power 149,224.00
8	Shared Voting Power 0.00
9	Sole Dispositive Power 149,224.00
10	Shared Dispositive Power 0.00

Aggregate amount beneficially owned by each reporting person

149,224.00

Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)

Checkbox not checked

Percent of class represented by amount in Row (11)

1.72 %

Type of Reporting Person (See Instructions)

SCHEDULE 13D

CUSIP Number(s):

320557101

Name of reporting person

John C. Lame

Check the appropriate box if a member of a Group (See Instructions)

(a)

(b)

SEC use only

Source of funds (See Instructions)

Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)

Checkbox not checked

Citizenship or place of organization

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

7	Sole Voting Power 500.00
8	Shared Voting Power 0.00
9	Sole Dispositive Power 500.00
10	Shared Dispositive Power 0.00

Aggregate amount beneficially owned by each reporting person

500.00

Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)

Checkbox not checked

Percent of class represented by amount in Row (11)

0.00 %

Type of Reporting Person (See Instructions)

SCHEDULE 13D

CUSIP Number(s):

320557101

Name of reporting person

John C. Lame Roth IRA

Check the appropriate box if a member of a Group (See Instructions)

(a)

(b)

SEC use only

Source of funds (See Instructions)

Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)

Checkbox not checked

Citizenship or place of organization

FLORIDA

Number of Shares Beneficially Owned by Each Reporting Person With:

7	Sole Voting Power 137,632.00
8	Shared Voting Power 0.00
9	Sole Dispositive Power 137,632.00
10	Shared Dispositive Power 0.00

Aggregate amount beneficially owned by each reporting person

137,632.00

Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)

Checkbox not checked

Percent of class represented by amount in Row (11)

1.58 %

Type of Reporting Person (See Instructions)

SCHEDULE 13D

CUSIP Number(s):

320557101

Name of reporting person

Susan K. Lame IRA

Check the appropriate box if a member of a Group (See Instructions)

(a)

(b)

SEC use only

Source of funds (See Instructions)

Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)

Checkbox not checked

Citizenship or place of organization

FLORIDA

Number of Shares Beneficially Owned by Each Reporting Person With:

7	Sole Voting Power 37,715.00
8	Shared Voting Power 0.00
9	Sole Dispositive Power 37,715.00
10	Shared Dispositive Power 0.00

Aggregate amount beneficially owned by each reporting person

37,715.00

Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)

Checkbox not checked

Percent of class represented by amount in Row (11)

0.43 %

Type of Reporting Person (See Instructions)

SCHEDULE 13D

CUSIP Number(s):

320557101

Name of reporting person

Susan K. Lame Roth IRA

Check the appropriate box if a member of a Group (See Instructions)

(a)

(b)

SEC use only

Source of funds (See Instructions)

Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)

Checkbox not checked

Citizenship or place of organization

FLORIDA

Number of Shares Beneficially Owned by Each Reporting Person With:

7	Sole Voting Power 92,051.00
8	Shared Voting Power 0.00
9	Sole Dispositive Power 92,051.00
10	Shared Dispositive Power 0.00

Aggregate amount beneficially owned by each reporting person

92,051.00

Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)

Checkbox not checked

Percent of class represented by amount in Row (11)

1.06 %

Type of Reporting Person (See Instructions)

SCHEDULE 13D

Item 1.

Security and Issuer

(a)

Title of Class of Securities:

Common Stock, without par value

(b)

Name of Issuer:

First Internet Bancorp

(c)

Address of Issuer's Principal Executive Offices:

8701 E. 116th Street, Fishers, INDIANA , 46038.

Item 2.

Identity and Background

(a)

This Schedule 13D is jointly filed by John C. Lame and Susan K. Lame, Mr. Lame's spouse, in their capacities as co-trustees of the John C. Lame and Susan K. Lame Inheritance Trust u/a dated May 18, 2020 (the "Trust"); the John C. Lame IRA; the John C. Lame Roth Contributory IRA (the "John Lame Roth IRA"); John C. Lame, individually; the Susan K. Lame IRA; and the Susan K. Lame Roth Contributory IRA (the "Susan Lame Roth IRA") (collectively, the "Reporting Persons").

(b)

The address of each Reporting Person for purposes of this filing is: 8805 Tamiami Trail N. #128, Naples, Florida 34108.

(c)

The Reporting Persons are private investors.

(d)

None of the Reporting Persons have, during the past five years, been convicted in a criminal proceeding (excluding traffic violations or similar misdemeanors).

(e)

None of the Reporting Persons have, during the past five years, been a party to a civil proceeding of a judicial or administrative body of competent jurisdiction and as a result of such proceeding was or is subject to a judgment, decree or final order enjoining future violations of, or prohibiting, or mandating activities subject to, federal or state securities laws or a finding of any violation with respect to such laws.

(f)

John C. Lame and Susan K. Lame are citizens of the United States.

Item 3.

Source and Amount of Funds or Other Consideration

The Trust purchased shares of the Issuer's voting common stock using Trust funds. Shares of the Issuer's voting common stock held directly by the Trust, the John C. Lame IRA, the John Lame Roth IRA, John C. Lame, individually, the Susan K. Lame IRA, and the Susan Lame Roth IRA were acquired directly by these reporting persons. Shares of the Issuer's voting common stock are listed on the Nasdaq Stock Market under the symbol "INBK".

Item 4.

Purpose of Transaction

The Shares covered by this Schedule 13D were acquired for investment purposes in the ordinary course of business. The Reporting Persons purchased shares based on their belief that the value of the Issuer is in excess of the current market price. The Reporting Persons' investment objective is to profit from appreciation in the market price of the Issuer's voting common stock. Mr. Lame intends to discuss the Issuer's returns for shareholders and the Issuer's strategy for the creation of shareholder value with management, the Issuer's board of directors, and other shareholders of the Issuer. Although the Reporting Persons have no other specific plan or proposal that relates to or would result in any of the actions described in subparagraphs (a) through (j) of Item 4 of Schedule 13D, consistent with their investment purpose, the Reporting Persons at any time and from time to time may acquire additional shares of voting common stock or dispose of any or all of the shares of voting common stock depending upon an ongoing evaluation of the investment in the common stock, prevailing market conditions, other investment opportunities, liquidity requirements of the Reporting Person, and/or other investment considerations.

Item 5.

Interest in Securities of the Issuer

(a)

According to the Issuer's annual report on Form 10-K, filed with the SEC on March 11, 2026, there were 8,686,994 shares of the Issuer's voting common stock outstanding on December 31, 2025.

(b)

According to the Issuer's annual report on Form 10-K, filed with the SEC on March 11, 2026, there were 8,686,994 shares of the Issuer's voting common stock outstanding on December 31, 2025.

(c)

During the past sixty days, each of the John C. Lame and Susan K. Lame Inheritance Trust 5/18/2020, John C. Lame IRA, John C. Lame Roth IRA, Susan K. Lame IRA and Susan Lame Roth IRA purchased shares of the Issuer's voting common stock in the open market as set forth in Schedule A, attached hereto and incorporated herein by reference.

(d)

No person other than the Reporting Persons has the right to receive or the power to direct the receipt of dividends or proceeds of sale of the shares.

(e)

Not applicable.

Item 6.

Contracts, Arrangements, Understandings or Relationships With Respect to Securities of the Issuer

Other than as described herein, there are no contracts, arrangements, understandings or relationships (legal or otherwise) between the Reporting Persons and any person with respect to any securities of the Issuer, including, but not limited to, transfer or voting of any of the securities, finder's fees, joint ventures, loan or option arrangements, puts or calls, guarantees of profits, division of profits or loss, or the giving or withholding of proxies.

Item 7.

Material to be Filed as Exhibits.

99.1 Joint Filing Agreement among John C. Lame, John C. Lame IRA, John C. Lame Roth IRA, Susan K. Lame IRA, Susan K. Lame Roth Contributory IRA, and John C. Lame and Susan K. Lame as trustees of the John C. Lame and Susan K. Lame Inheritance Trust u/a dated May 18, 2020.

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.

John C. Lame and Susan K. Lame Inheritance Trust 5/18/2020

Signature:	By: /s/ John C. Lame
Name/Title:	John C. Lame, Co-Trustee
Date:	04/08/2026

Signature:	By: /s/ Susan K. Lame
Name/Title:	Susan K. Lame, Co-Trustee
Date:	04/08/2026

John C. Lame IRA

Signature:	By: /s/ John C. Lame
Name/Title:	John C. Lame
Date:	04/08/2026

John C. Lame

Signature:	By: /s/ John C. Lame
Name/Title:	John C. Lame
Date:	04/08/2026

John C. Lame Roth IRA

Signature:	By: /s/ John C. Lame
Name/Title:	John C. Lame
Date:	04/08/2026

Susan K. Lame IRA

Signature:	By: /s/ Susan K. Lame
Name/Title:	Susan K. Lame
Date:	04/08/2026

Susan K. Lame Roth IRA

Signature:	By: /s/ Susan K. Lame
Name/Title:	Susan K. Lame
Date:	04/08/2026