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Filing Details

Accession Number:: 0000904454-15-000410
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2015-06-17 19:09:58
Reporting Period:: 2015-06-16

Filing Date:: 2015-06-17
Accepted Time:: 2015-06-17 19:09:58
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1457612	Genocea Biosciences Inc.	GNCA	Biological Products, (No Disgnostic Substances) (2836)	000000000

Insiders

Cik	Name	Reported Address	Director	Officer	Large Shareholder	Other
1439586	Polaris Venture Partners Special Founders' Fund V, L.p.	C/O Polaris Venture Partners 1000 Winter Street Suite 3350 Waltham MA 02451	No	No	Yes	No
1439587	Polaris Venture Partners Entrepreneurs' Fund V, L.p.	C/O Polaris Venture Partners 1000 Winter Street Suite 3350 Waltham MA 02451	No	No	Yes	No
1439588	Polaris Venture Partners Founders' Fund V, L.p.	C/O Polaris Venture Partners 1000 Winter Street Suite 3350 Waltham MA 02451	No	No	Yes	No
1439589	Polaris Venture Management Co. V, L.l.c.	C/O Polaris Venture Partners 1000 Winter Street Suite 3350 Waltham MA 02451	No	No	Yes	No
1439590	Polaris Venture Partners V, L.p.	C/O Polaris Venture Partners 1000 Winter Street Suite 3350 Waltham MA 02451	No	No	Yes	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 Stock	Disposition	2015-06-16	46,000	$13.24	2,009,228	No	4	S	Indirect	By the Polaris Funds
Common Stock	Disposition	2015-06-17	10,618	$13.01	1,998,610	No	4	S	Indirect	By the Polaris Funds

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	S	Indirect	By the Polaris Funds
No	4	S	Indirect	By the Polaris Funds

Footnotes

Consists of 44,387 shares sold by Polaris Venture Partners V, LP ("PVP-V"); 865 shares sold by Polaris Venture Partners Entrepreneurs' Fund V, L.P. ("PVP-E"); 304 shares sold by Polaris Venture Partners Founders' Fund V, L.P. ("PVP-F"); and 444 shares sold by Polaris Venture Partners Special Founders' Fund V, L.P. ("PVP-S"). PVP-V, PVP-E, PVP-F and PVP-S may be referred to herein collectively as the "Polaris Funds".
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $13.10 to $13.70. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.
Consists of 1,938,775 shares directly beneficially owned by PVP-V; 37,783 shares directly beneficially owned by PVP-E; 13,281 shares directly beneficially owned by PVP-F; and 19,389 shares directly beneficially owned by PVP-S.
Jonathan Flint and Terrance McGuire, managing members of Polaris Venture Management Co. V, L.L.C., exercise voting and investment power with respect to Polaris Venture Management Co. V, L.L.C. As members of the general partner and North Star Venture Management 2000, LLC, the Polaris Management Members may be deemed to share voting and investment powers for the shares held by the Polaris Funds. The Polaris Management Members disclaim beneficial ownership of all such shares held by the funds and this report shall not be deemed an admission of beneficial ownership of such shares for the purposes of Section 16 or for any other purpose, except to the extent of their proportionate pecuniary interests therein. Kevin Bitterman, a director of the Issuer, has an assignee interest in Polaris Venture Management Co. V, L.L.C. To the extent that he is deemed to share voting and investment powers with respect to the shares held by the Polaris Funds, Dr. Bitterman disclaims (cont.)
Consists of 10,246 shares sold by PVP-V; 200 shares sold by PVP-E; 70 shares sold by PVP-F; and 102 shares sold by PVP-S.
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $13.00 to $13.14. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.
Consists of 1,928,529 shares directly beneficially owned by PVP-V; 37,583 shares directly beneficially owned by PVP-E; 13,211 shares directly beneficially owned by PVP-F; and 19,287 shares directly beneficially owned by PVP-S.