Palo Alto has been busy in the healthcare sector over the last couple of days. Here’s a look at the fund’s second healthcare filing of the day, and what it means for the company involved.

In a just published Form 13, filed with the US Securities and Exchange Commission (SEC), Sunesis Pharmaceuticals Inc. (NASDAQ:SNSS) reported that Palo Alto Investors has picked up 1,162,473  of common stock as of 2017-01-13.

The acquisition brings the aggregate amount owned by Palo Alto Investors to a total of 1,162,473 representing a 5.57% stake in the company.

For those not familiar with the company, Sunesis Pharmaceuticals, Inc. is a biopharmaceutical company. The Company focuses on the development and commercialization of its pipeline of oncology therapeutics for the treatment of solid and hematologic cancers. The Company offers QINPREZO (vosaroxin), which is a product candidate for the treatment of acute myeloid leukemia (AML). Vosaroxin is an anticancer quinolone derivative (AQD). The Company’s other kinase inhibitor pipeline include TAK-580, SNS-062 and SNS-229. TAK-580 is an oral, investigative drug selective for pan-Raf kinase inhibition, in patients with relapsed or refractory solid tumors. SNS-062 is a non-covalently binding inhibitor of Bruton’s tyrosine kinase (BTK).

A glance at Sunesis Pharmaceuticals Inc. (NASDAQ:SNSS)’s key stats reveals a current market capitalization of 80.60 million based on 20.88 million shares outstanding and a price at last close of $3.88 per share.

Looking at insider activity, there are a few transactions worth noting.

Specifically, on 2016-12-09, Parker picked up 594 at a purchase price of $3.90. This brings their total holding to 14,074 as of the date of the filing.

On the sell side, the most recent transaction saw Misfeldt unload 3,962 shares at a sale price of $3.64. This brings their total holding to 105,134.

It’s possible to gauge a company’s potential by tracking the activity of its major holders, as well as checking in on insider activity such as those transactions listed above. We’ll be keeping an eye on Sunesis Pharmaceuticals Inc. (NASDAQ:SNSS) as things move forward to see if its progress aligns with these transactions.

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