Michael M. Collier - 29 Sep 2026 Form 4 Insider Report for HEALTHSTREAM INC (HSTM)

Reporting relationship: Executive Vice President
Issuer ticker: HSTM
Reported as of: 29 Sep 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 29 Sep 2026, 17:29:06 UTC
Prior SEC filing: 22 Sep 2026
Source filing: View source filing
Reporting owner signature: /s/ Michael M. Collier

Key filing fact

Michael M. Collier filed Form 4 for HEALTHSTREAM INC (HSTM) on 29 Sep 2026.

Key facts

This page summarizes Michael M. Collier's Form 4 filing for HEALTHSTREAM INC (HSTM).
5 reported transactions and 3 derivative rows are listed below.
Accepted by SEC: 29 Sep 2026, 17:29.

Change

Previous filing in this sequence was filed on 22 Sep 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 0001715401 Primary reporting owner

Collier Michael Manning

Relationship: Executive Vice President
Address: 500 11TH AVENUE NORTH, SUITE 850, NASHVILLE
Signature: /s/ Michael M. Collier
Signature date: 29 Sep 2026

Reported non-derivative transactions

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

HSTM transaction

Common Stock

Options Exercise

Transaction value
Shares: +1,955
Change %: +3.2%
Price: $0.000000^*
Shares after: 62,248
Date: 29 Sep 2026
Ownership: Direct
Footnotes: F1

HSTM transaction

Common Stock

Tax liability

Transaction value
Shares: -477
Change %: -0.77%
Price: $29.10^*
Shares after: 61,771
Date: 29 Sep 2026
Ownership: Direct
Footnotes: F2

Reported derivative securities

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

HSTM transaction Derivative

Restricted Share Units

Options Exercise

Transaction value
Shares: -1,055
Change %: -46%
Price: $0.000000^*
Shares after: 1,230
Date: 29 Sep 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 1,055
Exercise price: $0.000000
Footnotes: F3, F4, F5

HSTM transaction Derivative

Restricted Share Units

Options Exercise

Transaction value
Shares: -512
Change %: -24%
Price: $0.000000^*
Shares after: 1,664
Date: 29 Sep 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 512
Exercise price: $0.000000
Footnotes: F3, F5, F6

HSTM transaction Derivative

Restricted Share Units

Options Exercise

Transaction value
Shares: -388
Change %: -15%
Price: $0.000000^*
Shares after: 2,198
Date: 29 Sep 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 388
Exercise price: $0.000000
Footnotes: F3, F5, F7

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 7 footnotes

Footnote F1

Shares acquired on vesting of restricted share units.

Footnote F2

Shares withheld for payment of tax liability.

Footnote F3

Each restricted share unit (RSU) represents the contingent right to receive one share of common stock upon vesting of the unit.

Footnote F4

The RSUs are subject to a four year vesting schedule, contingent upon continued service at the time of vesting. 15% vest on September 20, 2024, 20% vest on September 20, 2025, 30% vest on September 20, 2026, and the remaining 35% vest on September 20, 2027.

Footnote F5

Not applicable.

Footnote F6

The RSUs are subject to a four year vesting schedule, contingent upon continued service at the time of vesting. 15% vest on September 18, 2025, 20% vest on September 18, 2026, 30% vest on September 18, 2027, and the remaining 35% vest on September 18, 2028.

Footnote F7

The RSUs are subject to a four year vesting schedule, contingent upon continued service at the time of vesting. 15% vest on September 24, 2026, 20% vest on September 24, 2027, 30% vest on September 24, 2028, and the remaining 35% vest on September 24, 2029.