CHRISTOPHER EDWARD MCCLOSKEY - 12 Apr 2022 Form 4 Insider Report for DATTO HOLDING CORP.

Role: Chief Customer Officer
Signature: /s/ Adam Collicelli, by Power of Attorney
Issuer symbol: N/A
Transactions as of: 12 Apr 2022
Net transactions value: -$2,467,500
Form type: 4
Filing time: 14 Apr 2022, 18:25:04 UTC
Previous filing: 12 Apr 2022
Next filing: 18 Apr 2022
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MSP	Common Stock	Options Exercise	$500,000	+50,000		$10.00	50,000	12 Apr 2022	Direct	F1
transaction	MSP	Common Stock	Sale	$1,733,500	-50,000	-100%	$34.67	0	12 Apr 2022	Direct	F1
transaction	MSP	Common Stock	Options Exercise	$500,000	+50,000		$10.00	50,000	13 Apr 2022	Direct	F1
transaction	MSP	Common Stock	Sale	$1,734,000	-50,000	-100%	$34.68	0	13 Apr 2022	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	MSP	Options (Right to Buy)	Options Exercise	$0	-50,000	-8.7%	$0.000000	524,630	12 Apr 2022	Common Stock	50,000	$10.00	Direct	F2
transaction	MSP	Options (Right to Buy)	Options Exercise	$0	-50,000	-9.5%	$0.000000	474,630	13 Apr 2022	Common Stock	50,000	$10.00	Direct	F2

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

Explanation of Responses:

Id	Content
F1	The exercise and sale reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person on September 16, 2021.
F2	Consists of options, of which 25% vested on November 1, 2019 and an additional 6.25% vest quarterly thereafter as long as the Reporting Person continues to be employed as of each respective vesting date.