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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1411158	Anacor Pharmaceuticals Inc	ANAC	Pharmaceutical Preparations (2834)	251854385

Insiders

Cik	Name	Reported Address	Director	Officer	Large Shareholder	Other
1277994	P L Iv Fund Entrepreneurs Venrock	C/O Venrock 3340 Hillview Ave. Palo Alto CA 94304	No	No	Yes	No
1277997	P L Iv Associates Venrock	C/O Venrock 3340 Hillview Ave. Palo Alto CA 94304	No	No	Yes	No
1305238	Venrock Management Iv, Llc	C/O Venrock 3340 Hillview Ave. Palo Alto CA 94304	No	No	Yes	No
1305239	Venrock Partners, L.p.	C/O Venrock 3340 Hillview Ave. Palo Alto CA 94304	No	No	Yes	No
1305240	Venrock Partners Management, Llc	C/O Venrock 3340 Hillview Ave. Palo Alto CA 94304	No	No	Yes	No
1305243	Vef Management Iv, Llc	C/O Venrock 3340 Hillview Ave. Palo Alto CA 94304	No	No	Yes	No
1458177	Venrock Healthcare Capital Partners Lp	C/O Venrock 3340 Hillview Ave Palo Alto CA 94304	No	No	Yes	No
1479354	Vhcp Co-Investment Holdings, Llc	C/O Venrock 3340 Hillview Ave. Palo Alto CA 94304	No	No	Yes	No
1479355	Vhcp Management, Llc	C/O Venrock 3340 Hillview Ave. Palo Alto CA 94304	No	No	Yes	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	Disposition	2012-09-14	35,000	$6.51	3,744,808	No	4	S	Indirect	By Funds and LLC's

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	S	Indirect	By Funds and LLC's

Footnotes

Consists of 1,721,350 shares held by Venrock Associates IV, L.P. ("VA4"), 351,036 shares held by Venrock Partners, L.P. ("VP"), 42,293 shares held by Venrock Entrepreneurs Fund IV, L.P. ("VEF4"), 1,361,755 shares held by Venrock Healthcare Capital Partners, L.P. ("VHCP"), 249,101 shares held by VHCP Co-Investment Holdings LLC ("VHCP Co-Invest"), 0 shares held by Venrock Associates V, L.P. ("VA5"), 0 shares held by Venrock Partners V, L.P. ("VP5"), 5,663 shares held by Venrock Management IV, LLC ("VM4"), 1,193 shares held by Venrock Partners Management, LLC ("VPM"), 82 shares held by VEF Managment IV, LLC ("VEFM4") and 12,335 shares held by VHCP Management, LLC ("VHCP Management").
VM4, VPM, VEFM4 are the sole general partners of VA4, VP and VEF4, respectively, and may be deemed to beneficially own these shares. VHCP Management is the general partner of VHCP and the manager of VHCP Co-Invest and may be deemed to beneficially own these shares. Venrock Management V, LLC ("VM5") and Venrock Partners Management V, LLC ("VPM5") are the sole general partners of VA5 and VP5, respectively, and may be deemed to beneficially own these shares. Bryan Roberts is a member of VM4, VPM, VEFM4, VM5 and VPM5 and a managing member of VHCP Management. Dr. Roberts expressly disclaims beneficial ownership over all shares held by VA4, VP, VEF4, VA5, VP5, VHCP, VHCP Co-Invest, VM4, VPM, VEFM4, VM5, VPM5 and VHCP Management except to the extent of his indirect pecuniary interest therein.