Insider Stock Trading History of Bigham Michael

The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider Bigham Michael since year 2005. The trader's CIK number is 1216917. At the time of this reporting, Bigham Michael is the Chairman and CEO of Paratek Pharmaceuticals, Inc. . (stock ticker symbol PRTK). See this page for all insider trading activities at Paratek Pharmaceuticals, Inc. .

Note that in the past BIGHAM MICHAEL also reported insider trading activities as an insider of the following companies:

Stock purchases, sales, and option exercises reported by insider Bigham Michael since 2005.

Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2018-04-09	PRTK	Paratek Pharmaceuticals, Inc.	Sale	8,700	12.70	110,490
2018-02-05	PRTK	Paratek Pharmaceuticals, Inc.	Sale	4,000	14.22	56,880
2017-07-19	PRTK	Paratek Pharmaceuticals, Inc.	Option Ex	23,255	4.30	99,996
2017-07-05	PRTK	Paratek Pharmaceuticals, Inc.	Sale	5,075	23.58	119,663
2017-02-06	PRTK	Paratek Pharmaceuticals, Inc.	Sale	5,000	15.12	75,575
2016-06-23	PRTK	Paratek Pharmaceuticals, Inc.	Buy	20,000	13.45	269,020
2013-03-22	SUPN	Supernus Pharmaceuticals Inc	Buy	15,000	5.65	84,795
2013-03-20	SUPN	Supernus Pharmaceuticals Inc	Buy	20,000	5.21	104,200
2005-08-11	XGEN	Xenogen Corp	Buy	1,374,571	2.91	4,000,001

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Bigham Michael (Chairman and CEO of Paratek Pharmaceuticals, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.