0001012975-19-000199.txt : 20190226 0001012975-19-000199.hdr.sgml : 20190226 20190226210847 ACCESSION NUMBER: 0001012975-19-000199 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20190222 FILED AS OF DATE: 20190226 DATE AS OF CHANGE: 20190226 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: ARCH Venture Partners X, LLC CENTRAL INDEX KEY: 0001769012 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38155 FILM NUMBER: 19635554 BUSINESS ADDRESS: STREET 1: 8755 W. HIGGINS ROAD, SUITE 1025 CITY: CHICAGO STATE: IL ZIP: 60631 BUSINESS PHONE: 773-380-6600 MAIL ADDRESS: STREET 1: 8755 W. HIGGINS ROAD, SUITE 1025 CITY: CHICAGO STATE: IL ZIP: 60631 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: ARCH Venture Fund X Overage, L.P. CENTRAL INDEX KEY: 0001757017 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38155 FILM NUMBER: 19635555 BUSINESS ADDRESS: STREET 1: 8755 W. HIGGINS ROAD, SUITE 1025 CITY: CHICAGO STATE: IL ZIP: 60631 BUSINESS PHONE: 773-380-6600 MAIL ADDRESS: STREET 1: 8755 W. HIGGINS ROAD, SUITE 1025 CITY: CHICAGO STATE: IL ZIP: 60631 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: ARCH Venture Partners X Overage, L.P. CENTRAL INDEX KEY: 0001768905 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38155 FILM NUMBER: 19635556 BUSINESS ADDRESS: STREET 1: 8755 W. HIGGINS ROAD, SUITE 1025 CITY: CHICAGO STATE: IL ZIP: 60631 BUSINESS PHONE: 773-380-6600 MAIL ADDRESS: STREET 1: 8755 W. HIGGINS ROAD, SUITE 1025 CITY: CHICAGO STATE: IL ZIP: 60631 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: CRANDELL KEITH CENTRAL INDEX KEY: 0001219039 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38155 FILM NUMBER: 19635557 MAIL ADDRESS: STREET 1: 8755 W. HIGGINS ROAD STREET 2: SUITE 1025 CITY: CHICAGO STATE: IL ZIP: 60631 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: NELSEN ROBERT CENTRAL INDEX KEY: 0001219042 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38155 FILM NUMBER: 19635558 MAIL ADDRESS: STREET 1: 8755 W. HIGGINS ROAD STREET 2: SUITE 1025 CITY: CHICAGO STATE: IL ZIP: 60631 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: GILLIS STEVEN CENTRAL INDEX KEY: 0001229592 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38155 FILM NUMBER: 19635559 MAIL ADDRESS: STREET 1: 8755 W. HIGGINS ROAD STREET 2: SUITE 1025 CITY: CHICAGO STATE: IL ZIP: 60631 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Sienna Biopharmaceuticals, Inc. CENTRAL INDEX KEY: 0001656328 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 273364627 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 30699 RUSSELL RANCH ROAD, SUITE 140 CITY: WESTLAKE VILLAGE STATE: CA ZIP: 91362 BUSINESS PHONE: (818) 629-2256 MAIL ADDRESS: STREET 1: 30699 RUSSELL RANCH ROAD, SUITE 140 CITY: WESTLAKE VILLAGE STATE: CA ZIP: 91362 FORMER COMPANY: FORMER CONFORMED NAME: Sienna Labs, Inc. DATE OF NAME CHANGE: 20151020 4 1 edgar.xml PRIMARY DOCUMENT X0306 4 2019-02-22 0001656328 Sienna Biopharmaceuticals, Inc. SNNA 0001769012 ARCH Venture Partners X, LLC 8755 WEST HIGGINS ROAD SUITE 1025 CHICAGO IL 60631 0 0 1 0 0001757017 ARCH Venture Fund X Overage, L.P. 8755 WEST HIGGINS ROAD SUITE 1025 CHICAGO IL 60631 0 0 1 0 0001768905 ARCH Venture Partners X Overage, L.P. 8755 WEST HIGGINS ROAD SUITE 1025 CHICAGO IL 60631 0 0 1 0 0001219039 CRANDELL KEITH 8755 WEST HIGGINS ROAD SUITE 1025 CHICAGO IL 60631 0 0 1 0 0001219042 NELSEN ROBERT 8755 WEST HIGGINS ROAD SUITE 1025 CHICAGO IL 60631 0 0 1 0 0001229592 GILLIS STEVEN 8755 WEST HIGGINS ROAD SUITE 1025 CHICAGO IL 60631 0 0 1 0 Common Stock 2019-02-22 4 P 0 150000 2.50 A 2900575 I See footnote Common Stock 2019-02-22 4 P 0 150000 2.50 A 1032493 I See footnote Common Stock 2019-02-22 4 P 0 1865800 2.50 A 1865800 I See footnote Following the transactions reported herein, includes 1,032,493 shares of common stock held of record by ARCH Venture Fund VIII Overage, L.P. ("ARCH Fund Overage"), 2,900,575 shares of common stock held of record by ARCH Venture Fund VIII, L.P. ("ARCH Fund VIII"), and 1,865,800 shares of common stock held of record by ARCH Venture Fund X Overage, L.P. ("ARCH X Overage"). The sole general partner of ARCH Fund VIII is ARCH Venture Partners VIII, L.P. ("ARCH Partners VIII"). The sole general partner of ARCH Partners VIII and ARCH Fund Overage is ARCH Venture Partners VIII, LLC ("ARCH VIII LLC"). ARCH Partners VIII may therefore be deemed to beneficially own the securities held by ARCH Fund VIII and ARCH VIII LLC may be deemed to beneficially own the securities held by ARCH Fund VIII and ARCH Fund Overage. ARCH Partners VIII and ARCH VIII LLC disclaim beneficial ownership of such securities, except to the extent of any pecuniary interest therein. The managing directors of ARCH VIII LLC are Keith L. Crandell, Clinton Bybee and Robert Nelsen, and they may be deemed to beneficially own the shares held by ARCH Fund VIII and ARCH Fund Overage. Messrs. Crandell, Bybee and Nelsen disclaim beneficial ownership of such shares, except to the extent of any pecuniary interest therein. The sole general Partner of ARCH X Overage is ARCH Venture Partners X Overage, L.P. ("AVP X Over GP"). The sole general partner of AVP X Over GP is ARCH Venture Partners X, LLC ("AVP X LLC"). AVP X Over LP and AVP X LLC may therefore be deemed to beneficially own the securities held by ARCH X Overage. AVP X Over GP and AVP X LLC disclaim beneficial ownership of such securities, except to the extent of any pecuniary interest therein. Keith L. Crandell, Robert Nelsen and Steven Gillis are managing directors of AVP X LLC, and they may be deemed to beneficially own the shares held by ARCH X Overage. Messrs. Crandell, Nelsen and Gillis disclaim beneficial ownership of such shares, except to the extent of any pecuniary interest therein. The Reporting Persons are jointly filing this Form 4 pursuant to Rule 16a-3(j) under the Exchange Act. Because no more than 10 reporting persons can file any one Form 4 through the Securities and Exchange Commission's EDGAR system, ARCH Venture Fund VIII Overage, L.P., ARCH Venture Fund VIII, L.P., ARCH Venture Partners VIII, L.P., ARCH Venture Partners VIII, LLC and certain other affiliates of the Reporting Persons have filed a separate Form 4, in which the direct and indirect transactions of ARCH Venture Fund X Overage, L.P., ARCH Venture Partners X Overage, L.P., ARCH Venture Partners X Overage, LLC are also reported, in addition to being reported on this Form 4. /s/ Mark McDonnell, Attorney-in-Fact for Keith Crandell, Managing Director of ARCH Venture Partners X, LLC, General Partner of ARCH Venture Partners X Overage, L.P., General Partner of ARCH Venture Fund X OVerage, L.P. 2019-02-26 /s/ Mark McDonnell, Attorney-in-Fact for Keith Crandell, Managing Director of ARCH Venture Partners X, LLC, General Partner of ARCH Venture Fund X Overage, L.P. 2019-02-26 /s/ Mark McDonnell, Attorney-in-Fact for Keith Crandell, Managing Director of ARCH Venture Partners VIII, LLC, General Partner of ARCH Venture Partners VIII, L.P. 2019-02-26 /s/ Mark McDonnell, Attorney-in-Fact for Keith Crandell 2019-02-26 /s/ Mark McDonnell, Attorney-in-Fact for Robert Nelsen 2019-02-26 /s/ Mark McDonnell, Attorney-in-Fact for Steve Gillis 2019-02-26 EX-24 2 attach_3.htm

POWERS OF ATTORNEY



KNOW ALL MEN BY THESE PRESENTS, that each person whose signature appears

below hereby constitutes and appoints Mark McDonnell his or its true and

lawful attorney-in-fact, with full power of substitution, to sign any and

all instruments, certificates and documents that may be necessary, desirable

or appropriate to be executed on behalf of himself as an individual or in

his capacity as a direct or indirect general partner, member, director,

officer or manager of any partnership, corporation or limited liability

company, pursuant to section 13 or 16 of the Securities Exchange Act of 1934,

as amended (the "Exchange Act"), and any and all regulations promulgated

thereunder, and to file the same, with all exhibits thereto, and any other

documents in connection therewith, with the Securities and Exchange Commission,

and with any other entity when and if such is mandated by the Exchange Act or

by the Financial Industry Regulatory Authority, granting unto said

attorney-in-fact full power and authority to do and perform each and every

act and thing necessary, desirable or appropriate, fully to all intents and

purposes as he might or could do in person, thereby ratifying and confirming

all that said attorney-in-fact, or his substitutes, may lawfully do or cause

to be done by virtue hereof.  This Power of Attorney shall remain in full force

and effect with respect to each undersigned person unless and until six months

after such person is both no longer a Managing Director of ARCH Venture Partners

and no longer serving on the board of directors of any portfolio company of any

ARCH Venture Partners fund.



IN WITNESS WHEREOF, this Power of Attorney has been signed as of the 21th day

of February, 2019.



ARCH VENTURE FUND X, L.P.



By: ARCH Venture Partners X, L.P.

its General Partner

By: ARCH Venture Partners X, LLC

its General Partner

By: /s/ Keith Crandell

Managing Director



ARCH VENTURE PARTNERS X, L.P.



By: ARCH Venture Partners X, LLC

its General Partner

By: /s/ Keith Crandell

Managing Director



ARCH VENTURE FUND X OVERAGE, L.P.



By: ARCH Venture Partners X Overage, L.P.

its General Partner

By: ARCH Venture Partners X, LLC

its General Partner

By: /s/ Keith Crandell

Managing Director



ARCH VENTURE PARTNERS X OVERAGE, L.P.



By: ARCH Venture Partners X, LLC

its General Partner

By: /s/ Keith Crandell

Managing Director



ARCH VENTURE PARTNERS X, LLC



By: /s/Keith Crandell

Managing Director



/s/ Keith Crandell

Keith Crandell



/s/ Kristina Burow

Kristina Burow



/s/ Robert Nelsen

Robert Nelsen



/s/ Steven Gillis

Steven Gillis