Key facts
- This page summarizes William John Antholis's Form 4 filing for Titan America SA (TTAM).
- 1 reported transaction and 0 derivative rows are listed below.
- Accepted by SEC: 19 May 2026, 16:43.
William John Antholis - 18 May 2026 Form 4 Insider Report for Titan America SA (TTAM)
- Reporting relationship
- Director
- Issuer ticker
- TTAM
- Reported as of
- 18 May 2026
- Net transaction value
- $0
- SEC form
- 4
- Accepted by SEC
- 19 May 2026, 16:43:19 UTC
- Prior SEC filing
- 07 May 2026
- Source filing
- View source filing
- Reporting owner signature
- /s/ Matthew T. Franklin, Attorney-in-Fact
Source evidence
Original filing metadata and source links for verification.
4 source fields
Reporting owner
1 detail
Key filing fact
William John Antholis filed Form 4 for Titan America SA (TTAM) on 19 May 2026.
Change
- Previous filing in this sequence was filed on 07 May 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
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0002112881
Primary reporting owner
Antholis William John
- Relationship
- Director
- Address
- 5700 LAKE WRIGHT DRIVE, SUITE 300, NORFOLK
- Signature
- /s/ Matthew T. Franklin, Attorney-in-Fact
- Signature date
- 19 May 2026
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
TTAM
transaction
Common Stock
Tax liability
- Transaction value
- Shares
- -3,130
- Change %
- -54%
- Price
- $15.46*
- Shares after
- 2,719
- Date
- 18 May 2026
- Ownership
- Direct
- Footnotes
- F1
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Section 16 status
William John Antholis is no longer subject to Section 16 filing requirements. Form 4 or Form 5 obligations may still apply in specific circumstances.
Explanation of responses 1 footnote
Footnote F1
Shares withheld to cover tax obligation from settlement of vested RSUs.