TESARO, Inc. (TSRO)

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Latest News

Celgene Deal Gets the M&A Ball Rolling in the New Year

Celgene Deal Gets the M&A Ball Rolling in the New Year

It seemed just a matter of time before M&A returned to the biotech industry with a vengeance.

GlaxoSmithKline, Pfizer Form Consumer Healthcare Group With $13 Billion in Sales

GlaxoSmithKline, Pfizer Form Consumer Healthcare Group With $13 Billion in Sales

GlaxoSmithKline shares surged to the top of the European market Wednesday after the drugmaker said it would combine its consumer health division with U.S. rival Pfizer's to create a new division with $13 billion in annual sales.

3 Profitable Small Biotech Names to Consider

3 Profitable Small Biotech Names to Consider

Exelixis Inc., ANI Pharmaceuticals and Supernus Pharmaceuticals should not need to raise more capital in the foreseeable future.

Dow Ends Up Sharply; Stocks Rally on Easing Trade Tensions

Dow Ends Up Sharply; Stocks Rally on Easing Trade Tensions

U.S. stocks ended higher Monday after President Trump backed down from threats to impose additional tariffs on Chinese goods for 90 days while the countries work to negotiate a resolution to ongoing trade disputes.

GlaxoSmithKline Makes $5.1 Billion Play for Cancer Drug Specialist Tesaro

GlaxoSmithKline Makes $5.1 Billion Play for Cancer Drug Specialist Tesaro

GlaxoSmithKline said Monday that it's agreed to buy ovarian cancer drug specialists Tesaro for around $5.1 billion.

TSRO SHAREHOLDER NOTICE: Rosen Law Firm Reminds Tesaro, Inc. Investors Of Important Deadline In Class Action - TSRO

TSRO SHAREHOLDER NOTICE: Rosen Law Firm Reminds Tesaro, Inc. Investors Of Important Deadline In Class Action - TSRO

Rosen Law Firm, a global investor rights law firm, reminds purchasers of the securities of Tesaro, Inc.

EQUITY ALERT: Rosen Law Firm Announces Filing Of Securities Class Action Lawsuit Against Tesaro, Inc.

EQUITY ALERT: Rosen Law Firm Announces Filing Of Securities Class Action Lawsuit Against Tesaro, Inc.

Rosen Law Firm, a global investor rights law firm, announces the filing of a class action lawsuit on behalf of purchasers of the securities of Tesaro, Inc.

Here's a Handful of Ways to Navigate Biotech's Choppy Seas

Here's a Handful of Ways to Navigate Biotech's Choppy Seas

Biotech ETFs could mitigate risk amid the sector's volatility, and names such as Exelixis, ANI Pharmaceuticals and Progenics hold promise.

TSRO December 14th Options Begin Trading

TSRO December 14th Options Begin Trading

Investors in Tesaro Inc saw new options become available today, for the December 14th expiration. At Stock Options Channel, our YieldBoost formula has looked up and down the TSRO options chain for the new December 14th contracts and identified one put and one call contract of particular interest.

First Week Of December 7th Options Trading For Tesaro (TSRO)

First Week Of December 7th Options Trading For Tesaro (TSRO)

Investors in Tesaro Inc saw new options become available this week, for the December 7th expiration. At Stock Options Channel, our YieldBoost formula has looked up and down the TSRO options chain for the new December 7th contracts and identified one put and one call contract of particular interest.

Worried About the Right Thing?: Cramer's 'Mad Money' Recap (Tuesday 8/14/18)

Worried About the Right Thing?: Cramer's 'Mad Money' Recap (Tuesday 8/14/18)

Jim Cramer says some people are worried about tariffs and Turkey, but he's more concerned about spending patterns at home.

JetBlue, Southwest, Johnson & Johnson: 'Mad Money' Lightning Round

JetBlue, Southwest, Johnson & Johnson: 'Mad Money' Lightning Round

Jim Cramer takes a look at JetBlue, Southwest, Johnson & Johnson, Aspen Technology, Stratasys, Laredo Petroleum, Lumber Liquidators, and more.

Tesaro Bulls Double Their Money

Tesaro Bulls Double Their Money

These investors could have purchased those in-the-money calls to create a synthetically long position in the underlying common stock.

First Week Of January 2021 Options Trading For Tesaro (TSRO)

First Week Of January 2021 Options Trading For Tesaro (TSRO)

Investors in Tesaro Inc saw new options become available this week, for the January 2021 expiration. One of the key inputs that goes into the price an option buyer is willing to pay, is the time value, so with 850 days until expiration the newly available 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.

Interesting TSRO Put And Call Options For November 16th

Interesting TSRO Put And Call Options For November 16th

Investors in Tesaro Inc saw new options begin trading today, for the November 16th 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 71 days until expiration the newly trading contracts represent a potential opportunity for sellers of puts or calls to achieve a higher premium than would be available for the contracts with a closer expiration.

Notable Wednesday Option Activity: TSRO, NSTG, JBT

Notable Wednesday Option Activity: TSRO, NSTG, JBT

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Tesaro Inc , where a total volume of 10,751 contracts has been traded thus far today, a contract volume which is representative of approximately 1.1 million underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 74.6% of TSRO's average daily trading volume over the past month, of 1.4 million shares.

Names to Watch Amid Biotech's Nascent Rally

Names to Watch Amid Biotech's Nascent Rally

Progenics and Tesaro are among sagging small-cap biotech stocks that could rebound in coming months.

First Week Of TSRO October 19th Options Trading

First Week Of TSRO October 19th Options Trading

Investors in Tesaro Inc saw new options begin trading this week, for the October 19th expiration. At Stock Options Channel, our YieldBoost formula has looked up and down the TSRO options chain for the new October 19th contracts and identified one put and one call contract of particular interest.

Interesting TSRO Put And Call Options For September 28th

Interesting TSRO Put And Call Options For September 28th

Investors in Tesaro Inc saw new options become available today, for the September 28th expiration. At Stock Options Channel, our YieldBoost formula has looked up and down the TSRO options chain for the new September 28th contracts and identified one put and one call contract of particular interest.

First Week Of TSRO March 2019 Options Trading

First Week Of TSRO March 2019 Options Trading

Investors in Tesaro Inc saw new options become available this week, for the March 2019 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 233 days until expiration the newly available contracts represent a potential opportunity for sellers of puts or calls to achieve a higher premium than would be available for the contracts with a closer expiration.

Noteworthy Monday Option Activity: TSRO, AA, RRD

Noteworthy Monday Option Activity: TSRO, AA, RRD

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Tesaro Inc , where a total volume of 9,608 contracts has been traded thus far today, a contract volume which is representative of approximately 960,800 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 46.1% of TSRO's average daily trading volume over the past month, of 2.1 million shares.

Interesting TSRO Put And Call Options For July 27th

Interesting TSRO Put And Call Options For July 27th

Investors in Tesaro Inc saw new options become available today, for the July 27th expiration. At Stock Options Channel, our YieldBoost formula has looked up and down the TSRO options chain for the new July 27th contracts and identified one put and one call contract of particular interest.

First Week Of July 20th Options Trading For Tesaro (TSRO)

Investors in Tesaro Inc saw new options become available this week, for the July 20th expiration. At Stock Options Channel, our YieldBoost formula has looked up and down the TSRO options chain for the new July 20th contracts and identified one put and one call contract of particular interest.

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.

3 Potential Biotech Buyout Targets in the Second Quarter

3 Potential Biotech Buyout Targets in the Second Quarter

Novartis' deal for AveXis has ignited a rally in other gene-therapy concerns.

Possible Biotech Takeout Plays

Possible Biotech Takeout Plays

A look at possible second-quarter M&A activity in the biotech sector.