Ownership Submission

FORM 4

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

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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OMB Number:

3235-0287

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(Print or Type Responses)

1. Name and Address of Reporting Person ^*

PEQUOT CAPITAL MANAGEMENT INC

2. Issuer Name and Ticker or Trading Symbol
THRESHOLD PHARMACEUTICALS INC [THLD]

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

_____ Director	_____ 10% Owner
_____ Officer (give title below)	__X__ Other (specify below)
See Footnote 1

(Last)

(First)

(Middle)

500 NYALA FARM ROAD

3. Date of Earliest Transaction (Month/Day/Year)
02/28/2007

(Street)

WESTPORT, CT 06880

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

6. Individual or Joint/Group Filing(Check Applicable Line)
___ Form filed by One Reporting Person
_X_ Form filed by More than One Reporting Person

(City)

(State)

(Zip)

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, $0.001 par value	02/28/2007		S		25,000 ⁽²⁾	D	$ 1.49	1,140,574 ⁽²⁾	I ⁽²⁾	Investment Advisor ⁽¹⁾
Common Stock, $0.001 par value	02/28/2007		S		120,000 ⁽²⁾	D	$ 1.50	1,020,574 ⁽²⁾	I ⁽²⁾	Investment Advisor ⁽¹⁾
Common Stock, $0.001 par value	02/28/2007		S		30,000 ⁽²⁾	D	$ 1.5005	990,574 ⁽²⁾	I ⁽²⁾	Investment Advisor ⁽¹⁾
Common Stock, $0.001 par value	02/28/2007		S		90,000 ⁽²⁾	D	$ 1.5007	900,574 ⁽²⁾	I ⁽²⁾	Investment Advisor ⁽¹⁾
Common Stock, $0.001 par value	02/28/2007		S		75,000 ⁽²⁾	D	$ 1.505	825,574 ⁽²⁾	I ⁽²⁾	Investment Advisor ⁽¹⁾
Common Stock, $0.001 par value	02/28/2007		S		110,000 ⁽²⁾	D	$ 1.51	715,574 ⁽²⁾	I ⁽²⁾	Investment Advisor ⁽¹⁾
Common Stock, $0.001 par value	02/28/2007		S		125,000 ⁽²⁾	D	$ 1.52	590,574 ⁽²⁾	I ⁽²⁾	Investment Advisor ⁽¹⁾
Common Stock, $0.001 par value	02/28/2007		S		25,000 ⁽²⁾	D	$ 1.5281	565,574 ⁽²⁾	I ⁽²⁾	Investment Advisor ⁽¹⁾
Common Stock, $0.001 par value	02/28/2007		S		25,000 ⁽²⁾	D	$ 1.5337	540,574 ⁽²⁾	I ⁽²⁾	Investment Advisor ⁽¹⁾
Common Stock, $0.001 par value	02/28/2007		S		125,000 ⁽²⁾	D	$ 1.5546	415,574 ⁽²⁾	I ⁽²⁾	Investment Advisor ⁽¹⁾
Common Stock, $0.001 par value	03/01/2007		S		225,000 ⁽²⁾	D	$ 1.45	190,574 ⁽²⁾	I ⁽²⁾	Investment Advisor ⁽¹⁾
Common Stock, $0.001 par value	03/01/2007		S		125,000 ⁽²⁾	D	$ 1.46	65,574 ⁽²⁾	I ⁽²⁾	Investment Advisor ⁽¹⁾
Common Stock, $0.001 par value	03/01/2007		S		30,000 ⁽²⁾	D	$ 1.475	35,574 ⁽²⁾	I ⁽²⁾	Investment Advisor ⁽¹⁾
Common Stock, $0.001 par value	03/01/2007		S		35,574 ⁽²⁾	D	$ 1.50	0 ⁽²⁾	I ⁽²⁾	Investment Advisor ⁽¹⁾

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
	Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.		SEC 1474 (9-02)

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 Underlying Securities
(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 of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)

11. Nature of Indirect Beneficial Ownership
(Instr. 4)

Code

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
PEQUOT CAPITAL MANAGEMENT INC 500 NYALA FARM ROAD WESTPORT, CT 06880				See Footnote 1
ENRIGHT PATRICK G 500 NYALA FARM ROAD WESTPORT, CT 06880	X

Signatures

Aryeh Davis, GC & COO, Pequot Capital Management, Inc.		03/02/2007
^**Signature of Reporting Person		Date
Patrick G. Enright, Director (1)		03/02/2007
^**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	Pequot Capital Management, Inc. ("Pequot") is an investment advisor registered under Section 203 of the Investment Advisers Act of 1940 and has voting and investment power with respect to securities in its clients' accounts. Pequot disclaims any obligation to file this report, and this report shall not be deemed an admission that Pequot is subject to Section 16 with respect to the Issuer of such securities. Patrick G. Enright is a consultant of Pequot and serves on the Board of Directors of the Issuer and each disclaim beneficial ownership of these securities except to the extent of their pecuniary interest.
(2)	Pequot disclaims beneficial ownership of these securities, and this report shall not be deemed an admission that Pequot is, for the purposes of Section 16 of the Exchange Act or otherwise, the beneficial owner of such securities.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.