1. Company Directors - G
2. Giles Edward M

Insider Trading History of Giles Edward M

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) by Giles Edward M since 2006. The trader's CIK number is 1057677. At the time of the last reporting, Giles Edward M was the Officer of Yield10 Bioscience, Inc.. (stock ticker symbol YTEN). Also see all insider trading activities at Yield10 Bioscience, Inc..

Note that in the past GILES EDWARD M also reported insider trading activities as an insider of the following companies:

Yearly summary of insider trading at Ventana Medical Systems Inc (VMSI) by Giles Edward M

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2006	VMSI	0	$0	29,250	$1,386,450	53,000	$509,011

Yearly summary of insider trading at Yield10 Bioscience, Inc. (MBLX) by Giles Edward M

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2011	MBLX	14,000	$101,500	0	$0	0	$0
2008	MBLX	0	$0	43,414	$490,013	0	$0
2007	MBLX	0	$0	185,640	$4,273,279	0	$0

Insider trading activities at 2 companies by Giles Edward M:

1. Ventana Medical Systems Inc (VMSI)

2. Yield10 Bioscience, Inc. (MBLX)

Table 1. Insider trading of Ventana Medical Systems Inc (VMSI) by Giles Edward M

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2006-05-23	VMSI	Option Ex	53,000	9.60	509,011
2006-05-23	VMSI	Sale	29,250	47.40	1,386,450

Table 2. Insider trading of Yield10 Bioscience, Inc. (MBLX) by Giles Edward M

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2011-05-24	MBLX	Buy	14,000	7.25	101,500
2008-12-30	MBLX	Sale	43,414	11.29	490,013
2007-10-12	MBLX	Sale	40,188	25.36	1,019,288
2007-09-28	MBLX	Sale	100	25.25	2,525
2002-09-28	MBLX	Sale	1,712	25.65	43,912
2007-08-22	MBLX	Sale	20,800	23.17	482,019
2007-08-23	MBLX	Sale	12,840	22.53	289,285
2007-06-04	MBLX	Sale	30,000	22.23	666,810
2007-06-05	MBLX	Sale	80,000	22.12	1,769,440

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 Giles Edward M (Officer of Yield10 Bioscience, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.

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