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Filing Details

Accession Number:: 0000905718-17-000749
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2017-08-07 16:18:21
Reporting Period:: 2017-08-03

Filing Date:: 2017-08-07
Accepted Time:: 2017-08-07 16:18:21
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1674416	Crispr Therapeutics Ag	CRSP	()	4

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1252524	Von Kurt Emster	C/O Crispr Therapeutics, Inc. 200 Sidney Street Cambridge MA 02139		Yes	No	No	No

Reported Non-Derivative Transactions

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Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Shares	Disposition	2017-08-03	47,409	$17.77	2,229,413	No	4	S	Indirect	See Footnote
Common Shares	Disposition	2017-08-04	3,068	$18.50	2,226,345	No	4	S	Indirect	See Footnote

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	S	Indirect	See Footnote
No	4	S	Indirect	See Footnote

Footnotes

The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Abingworth Bioventures VI, LP ("Abingworth") on May 15, 2017.
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $17.50 to $18.03 per share, inclusive. Kurt von Emster (the "Reporting Person") undertakes to provide to CRISPR Therapeutics AG, any security holder of CRISPR Therapeutics AG, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth herein.
These shares are held by Abingworth. Abingworth Bioventures VI GP LP ("Abingworth GP") serves as the general partner of Abingworth. Abingworth General Partner VI LLP, serves as the general partner of Abingworth GP. Abingworth (acting by its general partner Abingworth GP, acting by its general partner Abingworth General Partner VI LLP) has delegated to Abingworth LLP, all investment and dispositive power over the securities held by Abingworth. The Reporting Person is a member of the investment committee of Abingworth LLP, which approves investment and voting decisions by a majority vote, and no individual member has the sole control or voting power over the shares held by Abingworth. The Reporting Person disclaims beneficial ownership of such shares, except to the extent of his pecuniary interest therein.
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $18.50 to $18.51 per share, inclusive. The Reporting Person undertakes to provide to CRISPR Therapeutics AG, any security holder of CRISPR Therapeutics AG, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth herein.