Initial Statement of Beneficial Ownership (3)

FORM 3	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES	OMB APPROVAL OMB Number: 3235-0104 Estimated average burden hours per response... 0.5
	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person ^*

Pare Anthony

2. Date of Event Requiring Statement (MM/DD/YYYY) 1/13/2020

3. Issuer Name and Ticker or Trading Symbol

T2 Biosystems, Inc. [TTOO]

(Last) (First) (Middle)

101 HARTWELL AVENUE

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

_____ Director _____ 10% Owner
___X___ Officer (give title below) _____ Other (specify below)
Chief Commercial Officer /

(Street)

LEXINGTON, MA 02421

(City) (State) (Zip)

5. If Amendment, Date Original Filed(MM/DD/YYYY)

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 Beneficially Owned
1.Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	4577	D

*Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)*
1. Title of Derivate Security (Instr. 4)	2. Date Exercisable and Expiration Date (MM/DD/YYYY)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivate Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security		6. Nature of Indirect Beneficial Ownership (Instr. 5)
Stock Option	⁽¹⁾	4/8/2029	Common Stock	100000	$3.10	D
Stock Option	⁽²⁾	9/10/2029	Common Stock	100000	$1.43	D
Stock Option	⁽³⁾	1/8/2030	Common Stock	150000	$1.15	D

Explanation of Responses:
(1)	This Stock Option was granted on April 8, 2019 and vesting commenced on the grant date. Options to purchase 25% of the total underlying shares vest on the first anniversary of the vesting commencement date and options to purchase the remaining shares vest in 36 equal monthly installments thereafter.
(2)	This Stock Option was granted on September 10, 2019 and vests in 48 equal monthly installments beginning on the grant date.
(3)	This Stock Option was granted on January 8, 2020 and vests in 48 equal monthly installments beginning on the grant date.

Remarks:
Exhibit List: Exhibit 24 - Power of Attorney

Reporting Owners
Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
Pare Anthony 101 HARTWELL AVENUE LEXINGTON, MA 02421			Chief Commercial Officer