Sec Form 4 Filing - Polaris Venture Management Co. VI, L.L.C. @ Editas Medicine, Inc. - 2016-11-14

Every director, officer or owner of more than ten percent of a class of equity securities registered under Section 12 of the '34 Act must file with the U.S. Securities and Exchange Commission (SEC) a statement of ownership regarding such security.

"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
The following is an SEC EDGAR document rendered as filed.
Here is the list of insider trading transaction codes.

FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP
Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
Expires: November 30, 2011
Estimated average burden hours per response... 0.5
1. Name and Address of Reporting Person *
Polaris Venture Management Co. VI, L.L.C.
2. Issuer Name and Ticker or Trading Symbol
Editas Medicine, Inc. [ EDIT]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director X __ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
ONE MARINA PARK DRIVE, 10TH FLOOR
3. Date of Earliest Transaction (MM/DD/YY)
11/14/2016
(Street)
BOSTON, MA02210
4. If Amendment, Date Original Filed (MM/DD/YY)
6. Individual or Joint/Group Filing (Check Applicable Line)
_____ Form filed by One Reporting Person
__ X __ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 11/14/2016 S 58,035 ( 1 ) D $ 17.16 ( 2 ) 4,098,138 I See Footnote ( 3 )
Common Stock 11/15/2016 S 30,367 ( 4 ) D $ 16.55 ( 5 ) 4,067,771 I See Footnote ( 6 )
Common Stock 11/15/2016 S 498 ( 7 ) D $ 17.78 ( 8 ) 4,067,273 I See Footnote ( 9 )
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(MM/DD/YY)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Reporting Owners
Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Polaris Venture Management Co. VI, L.L.C.
ONE MARINA PARK DRIVE, 10TH FLOOR
BOSTON, MA02210
X
Polaris Venture Partners VI, L.P.
1000 WINTER STREET, SUITE 3350
WALTHAM, MA02451
X
Polaris Venture Partners Founders' Fund VI, L.P.
1000 WINTER STREET, SUITE 3350
WALTHAM, MA02451
X
Signatures
/s/ Max Eisenberg, Attorney-in-Fact for Polaris Venture Management Co. VI, L.L.C. 11/16/2016
** Signature of Reporting Person Date
/s/ Max Eisenberg, Attorney-in-Fact for Polaris Venture Partners VI, L.P. 11/16/2016
** Signature of Reporting Person Date
/s/ Max Eisenberg, Attorney-in-Fact for Polaris Venture Partners Founders' Fund VI, L.P. 11/16/2016
** Signature of Reporting Person Date
Explanation of Responses:
( 1 )Represents 54,831 shares disposed of by Polaris Venture Partners VI, L.P. ("PVP VI") and 3,204 shares disposed of by Polaris Venture Partners Founders' Fund VI, L.P ("PVPFF VI").
( 2 )The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $17.00 to $17.51, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (2),(5), and (8) to this Form 4.
( 3 )3,871,879 of these shares are owned directly by PVP VI and 226,259 of the shares are owned by PVPFF VI (together with PVP VI, the "Polaris Funds"). Polaris Venture Management Co. VI, L.L.C. ("Polaris Management") is the general partner of each of the Polaris Funds. Kevin Bitterman, a member of the Board of Directors of the Issuer, has an assignee interest in Polaris Management. Each of Polaris Management and Mr. Bitterman disclaim beneficial ownership of all the shares owned by the Polaris Funds and this report shall not be deemed an admission that either is the beneficial owner of such shares for purposes of Section 16 or for any other purpose, except to the extent of their pecuniary interests therein.
( 4 )Represents 28,689 shares disposed of by PVP VI and 1,678 shares disposed of by PVPFF VI.
( 5 )The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $16.50 to $17.09, inclusive.
( 6 )3,843,190 of these shares are owned directly by PVP VI and 224,581 of the shares are owned by PVPFF VI. Each of Polaris Management and Mr. Bitterman disclaim beneficial ownership of all the shares owned by the Polaris Funds and this report shall not be deemed an admission that either is the beneficial owner of such shares for purposes of Section 16 or for any other purpose, except to the extent of their pecuniary interests therein.
( 7 )Represents 472 shares disposed of by PVP VI and 26 shares disposed of by PVPFF VI.
( 8 )The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $17.50 to $17.86, inclusive.
( 9 )3,842,718 of these shares are owned directly by PVP VI and 224,555 of the shares are owned by PVPFF VI. Each of Polaris Management and Mr. Bitterman disclaim beneficial ownership of all the shares owned by the Polaris Funds and this report shall not be deemed an admission that either is the beneficial owner of such shares for purposes of Section 16 or for any other purpose, except to the extent of their pecuniary interests therein.

Remarks:
Exhibit 24 - Power of Attorney

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.