Titan America director reports RSU tax withholding

Titan America SA director William John Antholis reported a routine tax-withholding transaction related to vested restricted stock units (RSUs).

Rhea-AI Filing Summary

Titan America SA director William John Antholis reported a routine tax-withholding transaction related to vested restricted stock units (RSUs). On the settlement of these RSUs, 3,130 shares of common stock were withheld at a price of $15.46 per share to cover tax obligations rather than being sold on the open market. Following this non-market disposition, he continues to hold 2,719 shares of Titan America SA common stock directly.

Insights

Insider transactions analyst

Routine RSU tax withholding with limited signaling value.

Director William John Antholis had 3,130 shares of Titan America SA common stock withheld at $15.46 per share to cover taxes on vested RSUs. The Form 4 classifies this as a tax-withholding disposition rather than an open-market trade.

Code F transactions and the footnote stating shares were “withheld to cover tax obligation” indicate a mechanical event tied to equity compensation, not an active decision to sell shares. After this withholding, Antholis directly holds 2,719 shares, showing he maintains an ongoing equity stake.

Insider Trade Summary

Exercise Price or Tax Liability: 3,130 shares

Exercise Price or Tax Liability 1 txn

Insider Antholis William John

Role Director

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	3,130	$15.46	$48K

Holdings After Transaction: Common Stock — 2,719 shares (Direct)

Footnotes (1)

1. F1. Shares withheld to cover tax obligation from settlement of vested RSUs.

Key Figures

Shares withheld for taxes: 3,130 shares Withholding price per share: $15.46 per share Shares held after transaction: 2,719 shares +2 more

5 metrics

Shares withheld for taxes 3,130 shares Withheld to cover tax obligation from vested RSUs

Withholding price per share $15.46 per share Value applied to RSU tax-withholding shares

Shares held after transaction 2,719 shares Director’s direct holdings following tax withholding

Transaction code F Payment of tax liability by delivering securities

Tax-withholding shares count 3,130 shares Reported as taxWithholdingShares in transaction summary

Key Terms

restricted stock units (RSUs), tax-withholding disposition, Common Stock, transaction code F

4 terms

restricted stock units (RSUs) financial

"Shares withheld to cover tax obligation from settlement of vested RSUs."

Restricted stock units (RSUs) are a type of company promise to give employees shares of stock in the future, usually after certain conditions like working for a set time. They are like a gift promised today that you receive later, which can become valuable if the company's stock price goes up. RSUs matter because they are a way companies reward employees and can be a significant part of compensation.

tax-withholding disposition financial

"transaction_action: tax-withholding disposition for RSU-related taxes."

A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.

Common Stock financial

"security_title: Common Stock reported in the Form 4 transaction."

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

transaction code F regulatory

"transaction_code: F, described as payment of exercise price or tax liability."

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did Titan America SA (TTAM) director William John Antholis report on this Form 4?

He reported a tax-related share withholding, not an open-market trade. 3,130 common shares of Titan America SA were withheld to cover tax obligations from vested RSUs, leaving him with 2,719 shares held directly after the transaction.

Was the Titan America SA (TTAM) Form 4 a buy or sell of shares?

It was neither a traditional buy nor open-market sale. The Form 4 shows a tax-withholding disposition (code F), where 3,130 shares were surrendered at $15.46 each to satisfy tax liabilities from RSU settlement.

How many Titan America SA (TTAM) shares were affected by the tax withholding?

The filing reports 3,130 common shares were withheld. These shares were applied at a value of $15.46 per share to cover the director’s tax obligation arising from the settlement of vested restricted stock units, according to the footnote disclosure.

How many Titan America SA (TTAM) shares does William John Antholis hold after this Form 4 transaction?

After the tax-withholding disposition, he directly holds 2,719 shares of Titan America SA common stock. This figure reflects his post-transaction position as reported in the Form 4, separate from the 3,130 shares used to cover his tax obligation.

What does transaction code F mean in the Titan America SA (TTAM) Form 4?

Transaction code F indicates a payment of exercise price or tax liability with securities. Here, it reflects shares withheld for taxes when RSUs vested, rather than an elective market sale of Titan America SA stock by the director.

Are the Titan America SA (TTAM) Form 4 transactions related to RSU grants?

Yes. The footnote explains the 3,130 withheld shares covered tax obligations from settlement of vested RSUs. That means previously granted restricted stock units vested, and part of the resulting shares was used to satisfy tax requirements.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/19/2026 - 04:43 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

X

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Antholis William John

(Last) (First) (Middle)

5700 LAKE WRIGHT DRIVE, SUITE 300

(Street)

NORFOLK VIRGINIA 23502

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Titan America SA [ TTAM ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/18/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	05/18/2026		F(1)		3,130	D	$15.46	2,719	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Shares withheld to cover tax obligation from settlement of vested RSUs.

Remarks:

	/s/ Matthew T. Franklin, Attorney-in-Fact	05/19/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)