Marilyn G. Spiegel - 21 May 2026 Form 4 Insider Report for Six Flags Entertainment Corporation/NEW (FUN)

Reporting relationship: Director
Issuer ticker: FUN
Reported as of: 21 May 2026
Net transaction value: +$47,750
SEC form: 4
Accepted by SEC: 26 May 2026, 16:16:27 UTC
Prior SEC filing: 14 May 2026
Source filing: View source filing
Reporting owner signature: /s/ Marilyn G. Spiegel

Key filing fact

Marilyn G. Spiegel filed Form 4 for Six Flags Entertainment Corporation/NEW (FUN) on 26 May 2026.

Key facts

This page summarizes Marilyn G. Spiegel's Form 4 filing for Six Flags Entertainment Corporation/NEW (FUN).
1 reported transaction and 1 derivative row are listed below.
Accepted by SEC: 26 May 2026, 16:16.

Change

Previous filing in this sequence was filed on 14 May 2026.
Current net transaction value: +$47,750.

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 0001200754 Primary reporting owner

Spiegel Marilyn G

Relationship: Director
Address: 8701 RED OAK BLVD, CHARLOTTE
Signature: /s/ Marilyn G. Spiegel
Signature date: 26 May 2026

Reported non-derivative transactions

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

FUN transaction

Common Stock, par value $0.01 per share

Purchase

Transaction value: $47,750
Shares: +2,500
Change %: +20%
Price: $19.10
Shares after: 15,161
Date: 21 May 2026
Ownership: Direct

Reported derivative securities

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

FUN holding Derivative

Deferred Stock Units

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 18,378
Date: 21 May 2026
Ownership: Direct
Underlying class: Common Stock, par value $0.01 per share
Underlying amount: 18,378
Exercise price
Footnotes: F1, F2

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

Represents deferred stock units acquired by the reporting person (in an exempt transaction) as deferred compensation pursuant to the Company's omnibus plan. Each deferred stock unit is the economic equivalent of one share of common stock.

Footnote F2

These deferred stock units are payable in shares of common stock or a combination of cash and shares of common stock when the individual's service to the Company ends.