Conan Wiersema - 15 May 2026 Form 4 Insider Report for Morningstar, Inc. (MORN)

Reporting relationship: CAO & PAO
Issuer ticker: MORN
Reported as of: 15 May 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 19 May 2026, 19:39:11 UTC
Prior SEC filing: 03 Mar 2026
Next SEC filing: 02 Sep 2026
Source filing: View source filing
Reporting owner signature: /s/ Kathleen Peacock, by power of attorney

Key filing fact

Conan Wiersema filed Form 4 for Morningstar, Inc. (MORN) on 19 May 2026.

Key facts

This page summarizes Conan Wiersema's Form 4 filing for Morningstar, Inc. (MORN).
5 reported transactions and 2 derivative rows are listed below.
Accepted by SEC: 19 May 2026, 19:39.

Change

Previous filing in this sequence was filed on 03 Mar 2026.
Current net transaction value: $0.

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 0002015224 Primary reporting owner

Wiersema Conan

Relationship: CAO & PAO
Address: C/O MORNINGSTAR, INC., 22 W. WASHINGTON STREET, CHICAGO
Signature: /s/ Kathleen Peacock, by power of attorney
Signature date: 19 May 2026

Reported non-derivative transactions

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

MORN transaction

Common Stock (Restricted Stock Units)

Award

Transaction value
Shares: +903
Change %: +40%
Price: $0.000000^*
Shares after: 3,189
Date: 15 May 2026
Ownership: Direct
Footnotes: F1

MORN transaction

Common Stock

Award

Transaction value
Shares: +13
Change %: +0.41%
Price: $0.000000^*
Shares after: 3,202
Date: 15 May 2026
Ownership: Direct
Footnotes: F2

MORN transaction

Common Stock

Tax liability

Transaction value
Shares: -105
Change %: -3.3%
Price: $166.05^*
Shares after: 3,097
Date: 15 May 2026
Ownership: Direct

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

MORN transaction Derivative

Market Stock Units

Options Exercise

Transaction value
Shares: -13
Change %: -100%
Price
Shares after: 0
Date: 15 May 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 13
Exercise price
Footnotes: F2

MORN transaction Derivative

Market Stock Units

Award

Transaction value
Shares: +451
Change %
Price: $0.000000^*
Shares after: 451
Date: 15 May 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 451
Exercise price
Footnotes: F3

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

Each restricted stock unit represents a contingent right to receive one share of Morningstar, Inc. common stock. The restricted stock units vest in four equal annual installments beginning May 15, 2027.

Footnote F2

Represents common stock earned from the vesting of market stock units granted on May 15, 2023.

Footnote F3

The market stock units earned will be based on the company's cumulative total shareholder return for the three year performance period ending May 14, 2029.