TESARO Inc. (TSRO)

46.49
3.10 6.30
NASDAQ : Health Technology
Prev Close 49.62
Open 47.99
Day Low/High 45.21 / 47.99
52 Wk Low/High 38.40 / 153.25
Volume 413.41K
Avg Volume 1.50M
Exchange NASDAQ
Shares Outstanding 54.82M
Market Cap 2.51B
EPS -9.20
P/E Ratio N/A
Div & Yield N.A. (N.A)

Latest News

First Week Of TSRO December 21st Options Trading

Investors in Tesaro Inc saw new options begin trading this week, for the December 21st expiration. One of the key data points that goes into the price an option buyer is willing to pay, is the time value, so with 239 days until expiration the newly trading contracts represent a possible opportunity for sellers of puts or calls to achieve a higher premium than would be available for the contracts with a closer expiration.

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Bret Jensen's Biotech Mailbag

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SHAREHOLDER ALERT: Pomerantz Law Firm Reminds Shareholders With Losses On Their Investment In Tesaro Incorporated Of Class Action Lawsuit And Upcoming Deadline - TSRO

SHAREHOLDER ALERT: Pomerantz Law Firm Reminds Shareholders With Losses On Their Investment In Tesaro Incorporated Of Class Action Lawsuit And Upcoming Deadline - TSRO

Pomerantz LLP announces that a class action lawsuit has been filed against Tesaro Incorporated ("Tesaro" or the "Company") (NASDAQ:TSRO) and certain of its officers.

My Biotech Mailbag Is Back

My Biotech Mailbag Is Back

I'll answer some of frequent questions I am hearing from readers in recent weeks.

Short Interest Expands By 11.7% For TSRO

Short Interest Expands By 11.7% For TSRO

The most recent short interest data has been released for the 02/15/2018 settlement date, which shows a 864,021 share increase in total short interest for Tesaro Inc , to 8,266,967, an increase of 11.67% since 01/31/2018. Total short interest is just one way to look at short data; another metric that we here at Dividend Channel find particularly useful is the "days to cover" metric because it considers both the total shares short and the average daily volume of shares traded.

SHAREHOLDER ALERT: Pomerantz Law Firm Reminds Shareholders With Losses On Their Investment In Tesaro Incorporated Of Class Action Lawsuit And Upcoming Deadline - TSRO

SHAREHOLDER ALERT: Pomerantz Law Firm Reminds Shareholders With Losses On Their Investment In Tesaro Incorporated Of Class Action Lawsuit And Upcoming Deadline - TSRO

Pomerantz LLP announces that a class action lawsuit has been filed against Tesaro Incorporated ("Tesaro" or the "Company") (NASDAQ: TSRO) and certain of its officers.

DEADLINE ALERT: Brower Piven Reminds Investors Of Upcoming Deadline In Class Action Lawsuit And Encourages Shareholders Who Have Losses In Excess Of $100,000 From Investment In Tesaro Incorporated To Contact The Firm

DEADLINE ALERT: Brower Piven Reminds Investors Of Upcoming Deadline In Class Action Lawsuit And Encourages Shareholders Who Have Losses In Excess Of $100,000 From Investment In Tesaro Incorporated To Contact The Firm

The securities litigation law firm of Brower Piven, A Professional Corporation, announces that a class action lawsuit has been commenced in the United States District Court for the District of Massachusetts on behalf of...

Kessler Topaz Meltzer & Check, LLP Announces Shareholder Class Action Lawsuit Filed Against TESARO, Inc.

Kessler Topaz Meltzer & Check, LLP Announces Shareholder Class Action Lawsuit Filed Against TESARO, Inc.

The law firm of Kessler Topaz Meltzer & Check, LLP announces that a shareholder class action lawsuit has been filed against TESARO, Inc.

The Klein Law Firm Reminds Investors That A Class Action Has Commenced On Behalf Of Tesaro, Inc. Shareholders And A Lead Plaintiff Deadline Of March 19, 2018

The Klein Law Firm Reminds Investors That A Class Action Has Commenced On Behalf Of Tesaro, Inc. Shareholders And A Lead Plaintiff Deadline Of March 19, 2018

The Klein Law Firm announces that a class action complaint has been filed on behalf of shareholders of Tesaro, Inc.

TSRO EQUITY ALERT: The Law Offices Of Vincent Wong Reminds Investors Of A Class Action Involving Tesaro, Inc. And A Lead Plaintiff Deadline Of March 19, 2018

TSRO EQUITY ALERT: The Law Offices Of Vincent Wong Reminds Investors Of A Class Action Involving Tesaro, Inc. And A Lead Plaintiff Deadline Of March 19, 2018

The Law Offices of Vincent Wong announce that a class action lawsuit has been commenced in the United States District Court for the District of Massachusetts on behalf of investors who purchased Tesaro, Inc.

EQUITY ALERT: Levi & Korsinsky, LLP Reminds Shareholders Of Tesaro, Inc. Of Commencement Of A Class Action Lawsuit And A Lead Plaintiff Deadline Of March 19, 2018

EQUITY ALERT: Levi & Korsinsky, LLP Reminds Shareholders Of Tesaro, Inc. Of Commencement Of A Class Action Lawsuit And A Lead Plaintiff Deadline Of March 19, 2018

The following statement is being issued by Levi & Korsinsky, LLP: To: All persons or entities who purchased or otherwise acquired securities of Tesaro, Inc.

The Klein Law Firm Announces A Class Action Commenced On Behalf Of Tesaro, Inc. Shareholders And A Lead Plaintiff Deadline Of March 19, 2018

The Klein Law Firm Announces A Class Action Commenced On Behalf Of Tesaro, Inc. Shareholders And A Lead Plaintiff Deadline Of March 19, 2018

The Klein Law Firm announces that a class action complaint has been filed on behalf of shareholders of Tesaro, Inc.

TSRO INVESTOR ALERT: The Law Offices Of Vincent Wong Notifies Investors Of A Class Action Involving Tesaro, Inc. And A Lead Plaintiff Deadline Of March 19, 2018 (TSRO)

TSRO INVESTOR ALERT: The Law Offices Of Vincent Wong Notifies Investors Of A Class Action Involving Tesaro, Inc. And A Lead Plaintiff Deadline Of March 19, 2018 (TSRO)

The Law Offices of Vincent Wong announce that a class action lawsuit has been commenced in the United States District Court for the District of Massachusetts on behalf of investors who purchased Tesaro, Inc.

SHAREHOLDER ALERT: Brower Piven Notifies Investors Of Class Action Lawsuit And Encourages Those Who Have Losses In Excess Of $100,000 From Investment In Tesaro Incorporated To Contact Brower Piven Before The Lead Plaintiff Deadline

SHAREHOLDER ALERT: Brower Piven Notifies Investors Of Class Action Lawsuit And Encourages Those Who Have Losses In Excess Of $100,000 From Investment In Tesaro Incorporated To Contact Brower Piven Before The Lead Plaintiff Deadline

The securities litigation law firm of Brower Piven, A Professional Corporation, announces that a class action lawsuit has been commenced in the United States District Court for the District of Massachusetts on behalf of...

INVESTOR ALERT: Levi & Korsinsky, LLP Notifies Shareholders Of Tesaro, Inc. Of Commencement Of A Class Action Lawsuit And A Lead Plaintiff Deadline Of March 19, 2018

INVESTOR ALERT: Levi & Korsinsky, LLP Notifies Shareholders Of Tesaro, Inc. Of Commencement Of A Class Action Lawsuit And A Lead Plaintiff Deadline Of March 19, 2018

The following statement is being issued by Levi & Korsinsky, LLP: To: All persons or entities who purchased or otherwise acquired securities of Tesaro, Inc.

TheStreet Quant Rating: D- (Sell)