SEC FORM 4

SEC Form 4

FORM 4

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
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

SCHUMACHER RICHARD T

(Last)

(First)

(Middle)

130 LAKE RIDGE DRIVE

(Street)

TAUNTON

US 02780

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
PRESSURE BIOSCIENCES INC [ PBIO ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	X	10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Executive Officer

3. Date of Earliest Transaction (Month/Day/Year)
09/07/2011

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	09/30/2011		C		33,900	A	$1.15	258,349	D

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 (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	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 (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (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: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Series A Convertible Preferred Stock	$1.15	09/30/2011		C			3,390	02/12/2009	⁽³⁾	Common Stock	33,900	⁽²⁾	0	D
30-Month Common Stock Purchase Warrant	$2	09/30/2011⁽¹⁾		D			21,740	⁽¹⁾	08/11/2012	Common Stock	21,740	⁽¹⁾	0	D
30-Month Common Stock Purchase Warrant	$0.9	09/30/2011⁽¹⁾		A		21,740		⁽¹⁾	08/12/2015	Common Stock	21,740	⁽¹⁾	21,740	D
Common Stock Warrant	$0.83	09/07/2011		A		12,048		09/07/2011	09/07/2014	Common Stock	12,048	$0	12,048	D
Common Stock Warrant	$0.85	09/29/2011		A		105,882		09/07/2011	09/07/2014	Common Stock	105,882	$0	105,882	D

Explanation of Responses:

1. The two reported transactions involved an amendment of an outstanding warrant, resulting in the deemed cancellation of the old warrant and the grant of a replacement warrant.

2. Pursuant to a certain Securities Purchase Agreement, dated February 12, 2009, among the Company, the Reporting Person and the other purchasers named therein, the Reporting Person purchased 2,174 "Units" at a purchase price of $11.50 per Unit. Each Unit consisted of (i) one share of Series A Convertible Preferred Stock, (ii) a warrant to purchase one share of Series A Convertible Preferred Stock, which warrant is exercisable until May 12, 2010 and (iii) a warrant to purchase 10 shares of Common Stock, which warrant is exercisable until August 12, 2015.

3. The Series A Convertible Preferred Stock has no expiration date.

	Richard T Schumacher	10/07/2011
	** Signature of Reporting Person	Date
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).
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