Arsanis, Inc. (NASDAQ:ASNS) major shareholder Polaris Venture Management Co. bought 500,000 shares of the business’s stock in a transaction on Monday, November 20th. The stock was purchased at an average cost of $10.00 per share, for a total transaction of $5,000,000.00. The transaction was disclosed in a legal filing with the SEC, which is available at this link. Large shareholders that own at least 10% of a company’s shares are required to disclose their sales and purchases with the SEC.

Shares of Arsanis, Inc. (NASDAQ ASNS) opened at $16.16 on Thursday. Arsanis, Inc. has a 12-month low of $12.48 and a 12-month high of $16.79.

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Arsanis Company Profile

Arsanis, Inc is a biopharmaceutical company. The Company is focused on the discovering and developing monoclonal antibodies (mAbs) for the targeted immunotherapy of serious infections. The Company’s mAbs focus on specific pathogens and pathogenic processes. Its product pipeline includes ASN100, ASN200, ASN300, ASN400 and ASN500.

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