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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1183765	Threshold Pharmaceuticals Inc	THLD	Pharmaceutical Preparations (2834)	943409596

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1287233	E Harold Selick	C/O Threshold Pharmaceuticals, Inc. 1300 Seaport Blvd Suite 500 Redwood City CA 94063	Chief Executive Officer	Yes	Yes	No	No

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock	Acquisiton	2011-03-11	47,619	$2.10	372,321	No	4	P	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	P	Direct

Reported Derivative Transactions

Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Stock	Common Stock Warrants (Right to Buy)	Acquisiton	2011-03-11	19,047	$2.10	19,047	$2.46

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
19,047	2011-03-16	2016-03-16	No	4	P	Direct

Footnotes

Acquired from Issuer pursuant to a Prospectus Supplement dated March 11, 2011.
Includes 3,000 shares acquired under the Issuer's Employee Stock Purchase Plan on August 13, 2010 and 3,000 shares acquired under the Issuer's Employee Stock Purchase Plan on February 12, 2011 at a per share price of $1.003.
Purchase price per unit. Each unit consists of 1 common share and a warrant to purchase 0.4 of a share of common stock at an exercise price of $2.46 per share.