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Filing Details

Accession Number:: 0000919574-19-001448
Form Type:: 13G Filing
Publication Date:: 2019-02-14 10:02:52

Filed By:: Tiger Management
Company:: T2 Biosystems Inc. (NASDAQ:TTOO)
Filing Date:: 2019-02-14
SEC Url:: 13G Filing

Ownership Summary

Please notice the below summary table is generated without human intervention and may contain errors. Please refer to the complete filing displayed below for exact figures.

Name	Shared Voting Power	Shared Dispositive Power	Aggregate Amount Owned Power	Percent of Class
Tiger Partners Trading	820,499	820,499	820,499	1.9%
Tiger Partners	820,499	820,499	820,499	1.9%
Tiger Partners GP	820,499	820,499	820,499	1.9%
Tiger Management	820,499	820,499	820,499	1.9%
Tiger Management Corporation	820,499	820,499	820,499	1.9%
The Julian H. Robertson Revocable Trust	820,499	820,499	820,499	1.9%
Julian H. Robertson	820,499	820,499	820,499	1.9%

Filing

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, DC 20549

SCHEDULE 13G

Under the Securities Exchange Act of 1934

(Amendment No. 2)*

T2 Biosystems, Inc.

(Name of Issuer)

Common Stock, $0.001 par value

(Title of Class of Securities)

89853L104

(CUSIP Number)

December 31, 2018

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

[_] Rule 13d-1(b)

[X] Rule 13d-1(c)

[_] Rule 13d-1(d)

__________

*The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

CUSIP No

89853L104

1.	NAME OF REPORTING PERSONS
	I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

	Tiger Partners Trading LLC

2.	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
		(a) [_]
		(b) [X]

3.	SEC USE ONLY



4.	CITIZENSHIP OR PLACE OF ORGANIZATION

	Delaware

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH

5.	SOLE VOTING POWER

	0

6.	SHARED VOTING POWER

	820,499

7.	SOLE DISPOSITIVE POWER

	0

8.	SHARED DISPOSITIVE POWER

	820,499

9.	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

	820,499

10.	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
		[_]
11.	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

	1.9%

12.	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) OO

CUSIP No

89853L104

1.	NAME OF REPORTING PERSONS
	I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

	Tiger Partners, L.P.

2.	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
		(a) [_]
		(b) [X]

3.	SEC USE ONLY



4.	CITIZENSHIP OR PLACE OF ORGANIZATION

	Delaware

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH

5.	SOLE VOTING POWER

	0

6.	SHARED VOTING POWER

	820,499

7.	SOLE DISPOSITIVE POWER

	0

8.	SHARED DISPOSITIVE POWER

	820,499

9.	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

	820,499

10.	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
		[_]
11.	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

	1.9%

12.	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) PN

CUSIP No

89853L104

1.	NAME OF REPORTING PERSONS
	I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

	Tiger Partners GP, LLC

2.	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
		(a) [_]
		(b) [X]

3.	SEC USE ONLY



4.	CITIZENSHIP OR PLACE OF ORGANIZATION

	Delaware

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH

5.	SOLE VOTING POWER

	0

6.	SHARED VOTING POWER

	820,499

7.	SOLE DISPOSITIVE POWER

	0

8.	SHARED DISPOSITIVE POWER

	820,499

9.	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

	820,499

10.	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
		[_]
11.	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

	1.9%

12.	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) HC

CUSIP No

89853L104

1.	NAME OF REPORTING PERSONS
	I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

	Tiger Management L.L.C.

2.	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
		(a) [_]
		(b) [X]
3.	SEC USE ONLY


4.	CITIZENSHIP OR PLACE OF ORGANIZATION

	Delaware

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH

5.	SOLE VOTING POWER

	0

6.	SHARED VOTING POWER

	820,499

7.	SOLE DISPOSITIVE POWER

	0

8.	SHARED DISPOSITIVE POWER

	820,499

9.	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

	820,499

10.	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
		[_]

11.	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

	1.9%

12.	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) IA

CUSIP No

89853L104

1.	NAME OF REPORTING PERSONS
	I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

	Tiger Management Corporation

2.	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
		(a) [_]
		(b) [X]
3.	SEC USE ONLY


4.	CITIZENSHIP OR PLACE OF ORGANIZATION

	Delaware

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH

5.	SOLE VOTING POWER

	0

6.	SHARED VOTING POWER

	820,499

7.	SOLE DISPOSITIVE POWER

	0

8.	SHARED DISPOSITIVE POWER

	820,499

9.	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

	820,499

10.	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
		[_]

11.	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

	1.9%

12.	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) CO

CUSIP No

89853L104

1.	NAME OF REPORTING PERSONS
	I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

	The Julian H. Robertson Revocable Trust

2.	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
		(a) [_]
		(b) [X]
3.	SEC USE ONLY


4.	CITIZENSHIP OR PLACE OF ORGANIZATION

	Delaware

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH

5.	SOLE VOTING POWER

	0

6.	SHARED VOTING POWER

	820,499

7.	SOLE DISPOSITIVE POWER

	0

8.	SHARED DISPOSITIVE POWER

	820,499

9.	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

	820,499

10.	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
		[_]

11.	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

	1.9%
12.	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) HC

CUSIP No

89853L104

1.	NAME OF REPORTING PERSONS
	I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

	Julian H. Robertson

2.	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
		(a) [_]
		(b) [X]
3.	SEC USE ONLY


4.	CITIZENSHIP OR PLACE OF ORGANIZATION

	United States of America

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH

5.	SOLE VOTING POWER

	0

6.	SHARED VOTING POWER

	820,499

7.	SOLE DISPOSITIVE POWER

	0

8.	SHARED DISPOSITIVE POWER

	820,499

9.	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

	820,499

10.	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
		[_]

11.	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

	1.9%

12.	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) IN, HC

CUSIP No

89853L104

Item 1.	(a).	Name of Issuer:

		T2 Biosystems, Inc.

	(b).	Address of Issuer's Principal Executive Offices:

		101 Hartwell Avenue Lexington, MA 02421

Item 2.	(a).	Name of Person Filing:

		Tiger Partners Trading LLC Tiger Partners, L.P. Tiger Partners GP, LLC Tiger Management L.L.C. Tiger Management Corporation The Julian H. Robertson Revocable Trust Julian H. Robertson

	(b).	Address of Principal Business Office, or if None, Residence:

		101 Park Avenue New York, NY 10178

	(c).	Citizenship: Tiger Partners Trading LLC - Delaware Tiger Partners, L.P. - Delaware Tiger Partners GP, LLC - Delaware Tiger Management L.L.C. – Delaware Tiger Management Corporation - Delaware The Julian H. Robertson Revocable Trust - Delaware Julian H. Robertson – United States of America
	(d).	Title of Class of Securities:

		Common Stock, $0.001 par value

	(e).	CUSIP Number:

		89853L104

Item 3.		If This Statement is filed pursuant to ss.240.13d-1(b) or 240.13d-2(b), or (c), check whether the person filing is a

	(a)	[_]	Broker or dealer registered under Section 15 of the Exchange Act (15 U.S.C. 78c).

	(b)	[_]	Bank as defined in Section 3(a)(6) of the Exchange Act (15 U.S.C. 78c).

	(c)	[_]	Insurance company as defined in Section 3(a)(19) of the Exchange Act (15 U.S.C. 78c).

	(d)	[_]	Investment company registered under Section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8).

	(e)	[_]	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);

	(f)	[_]	An employee benefit plan or endowment fund in accordance with §240.13d-1(b)(1)(ii)(F);

	(g)	[_]	A parent holding company or control person in accordance with Rule 13d-1(b)(1)(ii)(G);

	(h)	[_]	A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C.1813);

	(i)	[_]	A church plan that is excluded from the definition of an investment company under Section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);

	(j)	[_]	Group, in accordance with s.240.13d-1(b)(1)(ii)(J).

Item 4.	Ownership.

	Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.

	(a)	Amount beneficially owned:

		820,499 shares deemed beneficially owned by Tiger Partners Trading LLC 820,499 shares deemed beneficially owned by Tiger Partners, L.P. 820,499 shares deemed beneficially owned by Tiger Partners GP, LLC 820,499 shares deemed beneficially owned by Tiger Management L.L.C. 820,499 shares deemed beneficially owned by Tiger Management Corporation 820,499 shares deemed beneficially owned by The Julian H. Robertson Revocable Trust 820,499 shares deemed beneficially owned by Julian H. Robertson

	(b)	Percent of class:

		1.9% deemed beneficially owned by Tiger Partners Trading LLC 1.9% deemed beneficially owned by Tiger Partners, L.P. 1.9% deemed beneficially owned by Tiger Partners GP, LLC 1.9% deemed beneficially owned by Tiger Management L.L.C. 1.9% deemed beneficially owned by Tiger Management Corporation 1.9% deemed beneficially owned by The Julian H. Robertson Revocable Trust 1.9% deemed beneficially owned by Julian H. Robertson

(c)

Number of shares as to which Tiger Partners Trading LLC has:

(i)	Sole power to vote or to direct the vote	0

(ii)	Shared power to vote or to direct the vote	820,499

(iii)	Sole power to dispose or to direct the disposition of	0

(iv)	Shared power to dispose or to direct the disposition of	820,499

Number of shares as to which Tiger Partners, L.P. has:

(i)	Sole power to vote or to direct the vote	0

(ii)	Shared power to vote or to direct the vote	820,499

(iii)	Sole power to dispose or to direct the disposition of	0

(iv)	Shared power to dispose or to direct the disposition of	820,499

Number of shares as to which Tiger Partners GP, LLC has:

(i)	Sole power to vote or to direct the vote	0

(ii)	Shared power to vote or to direct the vote	820,499

(iii)	Sole power to dispose or to direct the disposition of	0

(iv)	Shared power to dispose or to direct the disposition of	820,499

Number of shares as to which Tiger Management L.L.C. has:

(i)	Sole power to vote or to direct the vote	0

(ii)	Shared power to vote or to direct the vote	820,499

(iii)	Sole power to dispose or to direct the disposition of	0

(iv)	Shared power to dispose or to direct the disposition of	820,499

Number of shares as to which Tiger Management Corporation has:

(i)	Sole power to vote or to direct the vote	0

(ii)	Shared power to vote or to direct the vote	820,499

(iii)	Sole power to dispose or to direct the disposition of	0

(iv)	Shared power to dispose or to direct the disposition of	820,499

Number of shares as to which The Julian H. Robertson Revocable Trust has:

(i)	Sole power to vote or to direct the vote	0

(ii)	Shared power to vote or to direct the vote	820,499

(iii)	Sole power to dispose or to direct the disposition of	0

(iv)	Shared power to dispose or to direct the disposition of	820,499
Number of shares as to which Julian H. Robertson has:

(i)	Sole power to vote or to direct the vote	0

(ii)	Shared power to vote or to direct the vote	820,499

(iii)	Sole power to dispose or to direct the disposition of	0

(iv)	Shared power to dispose or to direct the disposition of	820,499

Item 5.	Ownership of Five Percent or Less of a Class.

	If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following [X].


Item 6.	Ownership of More Than Five Percent on Behalf of Another Person.

	If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than five percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required.
	N/A

Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company.

	If a parent holding company has filed this schedule, pursuant to Rule 13d-1(b)(1)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary.
	N/A

Item 8.	Identification and Classification of Members of the Group.

	If a group has filed this schedule pursuant to §240.13d-1(b)(1)(ii)(J), so indicate under Item 3(j) and attach an exhibit stating the identity and Item 3 classification of each member of the group. If a group has filed this schedule pursuant to §240.13d-1(c) or §240.13d-1(d), attach an exhibit stating the identity of each member of the group.
	N/A

Item 9.	Notice of Dissolution of Group.

	Notice of dissolution of a group may be furnished as an exhibit stating the date of the dissolution and that all further filings with respect to transactions in the security reported on will be filed, if required, by members of the group, in their individual capacity. See Item 5.
	N/A

Item 10.	Certification.

	By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

		February 14, 2019
		(Date)

Tiger Partners Trading LLC		/s/ Julian H. Robertson Signature Julian H. Robertson Authorized Signatory
Tiger Partners, L.P.*		/s/ Julian H. Robertson Signature Julian H. Robertson Authorized Signatory

Tiger Partners GP, LLC*		/s/ Julian H. Robertson Signature Julian H. Robertson Authorized Signatory

Tiger Management L.L.C.*		/s/ Julian H. Robertson Signature Julian H. Robertson Authorized Signatory

Tiger Management Corporation* The Julian H. Robertson Revocable Trust*		/s/ Julian H. Robertson Signature Julian H. Robertson Authorized Signatory /s/ Julian H. Robertson Signature Julian H. Robertson Trustee

Julian H. Robertson *		/s/ Julian H. Robertson Signature

*The Reporting Person specifically disclaims beneficial ownership of the securities reported herein except to the extent of its pecuniary interest therein.

Exhibit A

AGREEMENT

The undersigned agree that this Schedule 13G Amendment dated February 14, 2019 relating to the Common Stock, $0.001 par value of T2 Biosystems, Inc. shall be filed on behalf of the undersigned.

Tiger Partners Trading LLC		/s/ Julian H. Robertson Signature Julian H. Robertson Authorized Signatory
Tiger Partners, L.P.		/s/ Julian H. Robertson Signature Julian H. Robertson Authorized Signatory

Tiger Partners GP, LLC		/s/ Julian H. Robertson Signature Julian H. Robertson Authorized Signatory

Tiger Management L.L.C.		/s/ Julian H. Robertson, Signature Julian H. Robertson Authorized Signatory

Tiger Management Corporation The Julian H. Robertson Revocable Trust		s/ Julian H. Robertson Signature Julian H. Robertson Authorized Signatory /s/ Julian H. Robertson, Signature Julian H. Robertson Trustee
Julian H. Robertson		/s/ Julian H. Robertson Signature