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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1117480	Chimerix Inc	CMRX	Pharmaceutical Preparations (2834)	330903395

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1571865	W. Timothy Trost	C/O Chimerix, Inc. 2505 Meridian Parkway, Suite 340 Durham NC 27713	Svp, Cfo & Secretary	No	Yes	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	2015-07-17	28,000	$2.35	37,850	No	4	M	Direct
Common Stock	Disposition	2015-07-17	28,000	$50.00	9,850	No	4	S	Direct

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

Reported Derivative Transactions

Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common	Stock Option (Right to Buy)	Disposition	2015-07-17	28,000	$0.00	28,000	$2.35

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
78,461		2021-04-06	No	4	M	Direct

Footnotes

Includes 678 shares of Common Stock that were acquired by the Reporting Person on March 10, 2015 pursuant to the Issuer's Employee Stock Purchase Plan.
The sales reported in the Form 4 were effected pursuant to a Rule 10B5-1 Plan adopted by the reporting person on September 5, 2013.
In accordance with its terms, the shares underlying the option are subject to vesting as follows: 1/4th of the shares vest one year after July 26, 2010; the remainder of the shares vest in equal monthly installments thereafter over the next three years.