<PAGE>
As filed with the Securities and Exchange Commission on , 1996
Registration No. 333-2138
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SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
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POST-EFFECTIVE AMENDMENT NO.1
TO
FORM S-1
REGISTRATION STATEMENT
UNDER
THE SECURITIES ACT OF 1933
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PHYSIOMETRIX, INC.
(Exact name of Registrant as specified in its charter)
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DELAWARE 3845 77-0238187
(State or other (Primary Standard Industrial (I.R.S. Employer
jurisdiction of Classification Code Number) Identification Number)
incorporation or
organization)
FIVE BILLERICA PARK
101 BILLERICA AVENUE
NORTH BILLERICA, MA 01862
(508)670-2422
(Address, including zip code, and telephone number, including area code,
of Registrant's principal executive offices)
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JOHN A. WILLIAMS
PRESIDENT AND CHIEF EXECUTIVE OFFICER
PHYSIOMETRIX, INC.
FIVE BILLERICA PARK
101 BILLERICA AVENUE
NORTH BILLERICA, MA 01862
(508)670-2422
(Name, address, including zip code, and telephone number, including
area code, of agent for service)
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COPIES TO:
J. CASEY MCGLYNN, ESQ. MARK A. KLEIN, ESQ.
CHRISTOPHER D. MITCHELL, ESQ. MARK J. KELSON, ESQ.
WILSON SONSINI GOODRICH & ROSATI P.C. FRESHMAN, MARANTZ, ORLANSKI,
PROFESSIONAL CORPORATION COOPER & KLEIN
650 PAGE MILL ROAD EIGHTH FLOOR, EAST TOWER
PALO ALTO, CA 94304 9100 WILSHIRE BLVD.
(415)493-9300 BEVERLY HILLS, CALIFORNIA 90212-3480
(310)273-1870
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PHYSIOMETRIX, INC.
This Registration Statement, as amended to the date of its effectiveness
(April 30, 1996), registered 2,300,000 shares of the Common Stock of
Physiometrix, Inc. (the "Registrant"). Of this amount, the Registrant sold an
aggregate of 2,000,000 shares to the Underwriters. The offering has now been
terminated. Accordingly, the Registrant hereby deregisters 300,000 shares of
the Common Stock originally covered by the Registration Statement.
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SIGNATURES
Pursuant to the requirements of the Securities Act of 1933, the Registrant
has duly caused this Post-Effective Amendment No. 1 to the Registration
Statement to be signed on its behalf by the undersigned, thereunto duly
authorized, in the City of North Billerica, State of Massachusetts on this 30th
day of June, 1996.
PHYSIOMETRIX, INC.
By: /s/ John A. Williams
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John A. Williams
President and Chief Executive Officer
Pursuant to the requirements of the Securities Act of 1933, the Amendment
to the Registration Statement has been signed by the following persons in the
capacities and on the dates indicated:
NAME AND SIGNATURE TITLE DATE
- --------------------------- ---------------------------------- -------------
/s/ John A. Williams President, Chief Executive Officer June 30, 1996
- --------------------------- and Director
John A. Williams* (Principal Executive Officer)
/s/ Michael J. Tubridy Vice President of Finance and June 30, 1996
- --------------------------- Administration and Chief Financial
Michael J. Tubridy Officer
(Principal Financial and Accounting
Officer)
/s/ Thomas Baruch Chairman of the Board of Directors June 30, 1996
- ---------------------------
Thomas Baruch
/s/ Thomas J. Fogarty, M.D. Director June 30, 1996
- ---------------------------
Thomas J. Fogarty, M.D.
/s/ Mir A. Imran Director June 30, 1996
- ---------------------------
Mir A. Imran
/s/ Thomas J. Toy Director June 30, 1996
- ---------------------------
Thomas J. Toy
/s/ Harold C. Hohback Director June 30, 1996
- ---------------------------
Harold C. Hohback
/s/ Annette Campbell-White Director June 30, 1996
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Annette Campbell-White
*By: John A. Williams, Attorney-in-Fact
