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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1434868	Esperion Therapeutics Inc.	ESPR	Pharmaceutical Preparations (2834)	000000000

Insiders

Cik	Name	Reported Address	Director	Officer	Large Shareholder	Other
1419701	L.p. Partners Venture Longitude	800 El Camino Real Suite 220 Menlo Park CA 94025	No	No	Yes	No
1430719	Longitude Capital Associates, L.p.	800 El Camino Real Suite 220 Menlo Park CA 94025	No	No	Yes	No
1430720	Longitude Capital Partners, Llc	800 El Camino Real Suite 220 Menlo Park CA 94025	No	No	Yes	No
1431159	Juliet Bakker Tammenoms	800 El Camino Real Suite 220 Menlo Park CA 94025	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	Acquisiton	2013-07-01	1,683,967	$0.00	1,683,967	No	4	C	Indirect	By Longitude Venture Partners, L.P.
Common Stock	Acquisiton	2013-07-01	33,753	$0.00	33,753	No	4	C	Indirect	By Longitude Capital Associates, L.P.
Common Stock	Acquisiton	2013-07-01	212,418	$14.00	1,896,385	No	4	P	Indirect	By Longitude Venture Partners, L.P.
Common Stock	Acquisiton	2013-07-01	4,258	$14.00	38,011	No	4	P	Indirect	By Longitude Capital Associates, L.P.

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	C	Indirect	By Longitude Venture Partners, L.P.
No	4	C	Indirect	By Longitude Capital Associates, L.P.
No	4	P	Indirect	By Longitude Venture Partners, L.P.
No	4	P	Indirect	By Longitude Capital Associates, L.P.

Reported Derivative Transactions

Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Stock	Series A Preferred Stock	Disposition	2013-07-01	1,683,967	$0.00	1,683,967	$0.00
Common Stock	Series A Preferred Stock	Disposition	2013-07-01	33,753	$0.00	33,753	$0.00

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
0			No	4	C	Indirect
0			No	4	C	Indirect

Footnotes

The Series A Preferred Stock was automatically converted into Common Stock on a 6.986-for-1 basis upon the closing of the Issuer's initial public offering without payment of further consideration and had no expiration date.
This report is filed jointly by Longitude Capital Partners, LLC ("LCP"), Longitude Venture Partners, L.P. ("LVP"), Longitude Capital Associates, L.P. ("LCA") and Juliet Tammenoms Bakker ("Bakker"), all of whom share beneficial ownership of more than 10% of the capital stock of the Issuer. LVP is the record holder of 11,764,200 shares of Series A Preferred Stock, which will automatically convert into 1,683,967 shares of Common Stock upon the closing of the Issuer's initial public offering, and LCA is the record holder of 235,800 shares of Series A Preferred Stock, which will automatically convert into 33,753 shares of Common Stock upon the closing of the Issuer's initial public offering. LCP, as general partner of each of LVP and LCA, has the power to vote and dispose of securities held by each of them and may be deemed to have beneficial ownership of the shares owned by LVP and LCA. (Continued on Footnote 3.)
Patrick G. Enright, who serves on the Board of Directors of the Issuer and files separate Section 16 filings relating to the Issuer, and Bakker are each managing members of LCP. Each of LCP and Bakker disclaims beneficial ownership of the securities of the Issuer held by LVP and LCA except to the extent of their respective pecuniary interest therein.