Richard M. Jelinek - Dec 23, 2021 Form 4 Insider Report for Fathom Digital Manufacturing (FATH)

Role: As a result of the Business Combination, the reporting person has ceased to be a director of the Issuer.
Signature: /s/ Tom Wasserman, as attorney-in-fact for Richard M. Jelinek
Stock symbol: FATH
Transactions as of: Dec 23, 2021
Transactions value $: $0
Form type: 4
Date filed: 12/28/2021, 07:42 AM
Previous filing: May 20, 2021
Next filing: Jun 12, 2023

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	Price $	Shares After	Date	Ownership	Footnotes
transaction	FATH	Class A Common Stock	Options Exercise		+25K			17.5K	Dec 23, 2021	Direct	F1, F2

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	FATH	Class B Ordinary Shares, par value $0.0001	Options Exercise		-25K	-100%		0	Dec 23, 2021	Class A Common Stock			Direct	F1, F2

Richard M. Jelinek is no longer subject to Section 16 filing requirements. Form 4 or Form 5 obligations may continue.

Explanation of Responses:

Id	Content
F1	As described in the registration statement on Form S-4 (File No. 333-259639) of Altimar Acquisition Corp. II (the "Issuer"), the shares of Class B ordinary shares of the Issuer (the "Class B Ordinary Shares") held by the reporting person will automatically convert into shares of Class C common stock of Fathom Digital Manufacturing Corporation, a Delaware corporation ("Fathom") in connection with the Business Combination, after which such shares will then automatically convert into Class A common stock of Fathom (the "Class A Common Stock"), after which 7,500 shares of Class A Common Stock will be forfeited by the reporting person, in each case, on a one-for-one basis.
F2	On December 23, 2021, the Issuer consummated its initial business combination with Fathom Holdco, LLC, with Fathom as the surviving entity (the "Business Combination"). In connection with the Business Combination, each Class B Ordinary Share of the Issuer ultimately converted to one share of Class A Common Stock of Fathom.

Content

As described in the registration statement on Form S-4 (File No. 333-259639) of Altimar Acquisition Corp. II (the "Issuer"), the shares of Class B ordinary shares of the Issuer (the "Class B Ordinary Shares") held by the reporting person will automatically convert into shares of Class C common stock of Fathom Digital Manufacturing Corporation, a Delaware corporation ("Fathom") in connection with the Business Combination, after which such shares will then automatically convert into Class A common stock of Fathom (the "Class A Common Stock"), after which 7,500 shares of Class A Common Stock will be forfeited by the reporting person, in each case, on a one-for-one basis.

On December 23, 2021, the Issuer consummated its initial business combination with Fathom Holdco, LLC, with Fathom as the surviving entity (the "Business Combination"). In connection with the Business Combination, each Class B Ordinary Share of the Issuer ultimately converted to one share of Class A Common Stock of Fathom.

Remarks:

As a result of the Business Combination, the reporting person has ceased to be a director of the Issuer.