# EDGAR Filing Document

**Accession Number:** 0001268533
**File Stem:** 0001140361-26-017415
**Filing Date:** 2026-4
**Character Count:** 4764
**Document Hash:** bd905ad43915a7e413b2b0fa4bfbef14
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001140361-26-017415.hdr.sgml**: 20260428

**ACCESSION NUMBER**: 0001140361-26-017415

**CONFORMED SUBMISSION TYPE**: 8-K

**PUBLIC DOCUMENT COUNT**: 11

**CONFORMED PERIOD OF REPORT**: 20260424

**ITEM INFORMATION**: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

**FILED AS OF DATE**: 20260428

**DATE AS OF CHANGE**: 20260428

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** TORTOISE ENERGY INFRASTRUCTURE CORP
- **CENTRAL INDEX KEY:** 0001268533

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** MD
- **FISCAL YEAR END:** 1130

**FILING VALUES:**
- **FORM TYPE:** 8-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 811-21462
- **FILM NUMBER:** 26907200

**BUSINESS ADDRESS:**
- **STREET 1:** 5901 COLLEGE BOULEVARD
- **STREET 2:** SUITE 400
- **CITY:** OVERLAND PARK
- **STATE:** KS
- **ZIP:** 66211
- **BUSINESS PHONE:** 913-981-1020

**MAIL ADDRESS:**
- **STREET 1:** 5901 COLLEGE BOULEVARD
- **STREET 2:** SUITE 400
- **CITY:** OVERLAND PARK
- **STATE:** KS
- **ZIP:** 66211

?xml version='1.0' encoding='ASCII'?

------

### UNITED STATES

### SECURITIES AND EXCHANGE COMMISSION

#### WASHINGTON, D.C. 20549

------

### FORM 8-K

------

#### CURRENT REPORT

#### Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

#### Date of Report (Date of earliest event reported): April 24, 2026

------

## Tortoise Energy Infrastructure Corporation

#### (Exact name of Registrant as Specified in Its Charter)

------

Maryland 811-21462 20-0384222 <br> (State or Other Jurisdiction of Incorporation) (Commission File Number) (IRS Employer Identification No.)

5901 College Boulevard, Suite 400 <br> Overland Park, KS 66211 <br> (Address of Principal Executive Offices) (Zip Code)

**Registrant's Telephone Number, Including Area Code:** (**913**) **981-1020**

#### (Former Name or Former Address, if Changed Since Last Report)

------

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

#### Securities registered pursuant to Section 12(b) of the Act:

---

| | | |
|:---|:---|:---|
| <br> **Title of each class**<br>| **Trading**<br> **Symbol(s)**<br>| <br> **Name of each exchange on which registered**<br>|
| Common Stock, par value $0.001 per share<br>| TYG<br>| New York Stock Exchange<br>|

---

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

------

---

| | |
|:---|:---|
| **Item 5.02.**  | **Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.** |

---

By letter dated April 24, 2026, Alexandra Herger advised the Board of Directors of Tortoise Energy Infrastructure Corporation ("<u>TYG</u>" or the "<u>Company</u>") of her decision to resign as a director of TYG, effective as of July 1, 2026. Simultaneously, Ms. Herger also resigned, effective as of April 24, 2026, as Chair of the Nominating and Governance Committee of the Company's Board of Directors. Ms. Herger advised the Company that her decision was not the result of any disagreement with the Company on any matter relating to the Company's operations, policies or practices or with other members of the Company's Board of Directors on matters related to the Company.

------

#### SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

---

| | | | |
|:---|:---|:---|:---|
|  |  |  | Tortoise Energy Infrastructure Corporation |
| Date: | April 28, 2026 | By: | /s/ Matthew G.P. Sallee |
|  |  |  | Matthew G.P. Sallee |
|  |  |  | Chief Executive Officer |

---

------