Sara Ponessa - Mar 6, 2024 Form 4 Insider Report for Arcadium Lithium plc (ALTM)

Role: General Counsel, VP & Sec
Signature: /s/ Sara Ponessa
Stock symbol: ALTM
Transactions as of: Mar 6, 2024
Transactions value $: $0
Form type: 4
Date filed: 3/8/2024, 05:20 PM
Previous filing: Feb 26, 2024

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	ALTM	Ordinary Shares	Award	$0	+57.6K	+56.43%	$0.00	160K	Mar 6, 2024	Direct	F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	ALTM	Stock Options (Right to Buy)	Award	$0	+149K		$0.00	149K	Mar 6, 2024	Ordinary Shares	149K	$4.95	Direct	F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Reflects the grant of restricted stock units (RSUs) with respect to ordinary shares of the Issuer under the Issuer's Omnibus Incentive Plan (the "Plan"). The RSUs are scheduled to vest in equal instalments on each of the first three anniversaries of the date of grant, subject to the terms of the Plan and the applicable award agreement issued thereunder.
F2	Reflects the grant of stock options to purchase ordinary shares of the Issuer under the Issuer's Omnibus Incentive Plan (the "Plan"). The stock options are scheduled to vest and become exercisable in equal instalments on each of the first three anniversaries of the date of grant, subject to the terms of the Plan and the applicable award agreement issued thereunder. The stock options will expire on the tenth anniversary of the date of grant.

Content

Reflects the grant of restricted stock units (RSUs) with respect to ordinary shares of the Issuer under the Issuer's Omnibus Incentive Plan (the "Plan"). The RSUs are scheduled to vest in equal instalments on each of the first three anniversaries of the date of grant, subject to the terms of the Plan and the applicable award agreement issued thereunder.

Reflects the grant of stock options to purchase ordinary shares of the Issuer under the Issuer's Omnibus Incentive Plan (the "Plan"). The stock options are scheduled to vest and become exercisable in equal instalments on each of the first three anniversaries of the date of grant, subject to the terms of the Plan and the applicable award agreement issued thereunder. The stock options will expire on the tenth anniversary of the date of grant.