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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1662244	Cyteir Therapeutics Inc.	CYT	()	4

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1331852	S Joseph Zakrzewski	128 Spring St, Building A, Suite 510 Lexington MA 02421		Yes	No	No	No

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock	Acquisiton	2021-12-17	200	$9.88	81,167	No	4	P	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	P	Direct

Reported Non-Derivative Holdings

Sec. Name	Remaning Holdings	Nature of Ownership	Explanation
Common Stock	58,671	Indirect	See Footnote
Common Stock	149,051	Indirect	See Footnote

Footnotes

84,523 of the shares of common stock held directly and indirectly by the Reporting Person were acquired upon early exercise of an option and are subject to forfeiture until they vest.
Shares held by Z Investments, LLC, of which the Reporting Person is the Managing Director. The Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of his pecuniary interest therein.
Shares held by Z3 Trust, of which the Reporting Person is a Trustee. The Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of his pecuniary interest therein.