BIO-TECHNE Corp — Director's Dealing 2012

Feb 14, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ChemoCentryx, Inc. (CCXI)
CIK: 0001340652
Period of Report: 2012-02-13

Reporting Person: TECHNE CORP /MN/ (10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-02-13	Common Stock	C	4713566	—	Acquired	4713566	Direct
2012-02-13	Common Stock	C	1021490	—	Acquired	5735056	Direct
2012-02-13	Common Stock	P	500000	$10	Acquired	6235056	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-02-13	Series A Preferred Stock	$	C	5000000	Disposed		Common Stock (2500000)	Direct
2012-02-13	Series B Preferred Stock	$	C	1946836	Disposed		Common Stock (973418)	Direct
2012-02-13	Series C Preferred Stock	$	C	1223148	Disposed		Common Stock (611574)	Direct
2012-02-13	Series D Preferred Stock	$	C	1257149	Disposed		Common Stock (628574)	Direct
2012-02-13	Convertible Promissory Note	$	C		Disposed		Common Stock (1021490)	Direct
2012-02-13	Warrant	$20	A	150000	Acquired	2022-02-12	Common Stock (150000)	Direct

Footnotes

F1: The Issuer's Preferred Stock, which had no expiration date, automatically converted to Common Stock at the closing of the Issuer's initial public offering ("IPO") on February 13, 2012 at a conversion ratio of one share of Common Stock for every two shares of Preferred Stock rounded down to the next whole number, for no additional consideration.

F2: The principal amount of the Convertible Promissory Note, plus accrued interest, automatically converted upon the closing of the IPO at a conversion price of $10.00 per share.