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MEMS

MEMS Insider Activity (SEC Form 4)

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*Delayed - data as of May 21, 2013 
Exchange: NASDAQ
Industry: Technology
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Sales Activity

Insider Summary

Type Last 3 Mo. Last 12 Mo.
Number of Insider Trades 1 4
Number of Open Market Buys
View: All Purchases
Number of Sells 1 4
Net Activity (4,782) (45,982)
Total Shares Traded: 4,782 45,982
Number of Shares Bought:
Number of Shares Sold: 4,782 45,982

Insider Trading information for MEMS is derived from Forms 3 and 4 filings filed with the U.S. Securities and Exchange Commission (SEC). Learn more about the information on this page in the help area for Insider Trades.

Trades in last 3 months: 1
Trades in last 12 months: 4
The Summary totals only include Open Market Buys, the table below Includes all purchases.

Click on the column header links to resort ascending (^) or descending (v).

Insider Relation Last Date Transaction Type OwnerType Shares Traded Last Price Shares Held
ZHAO YANG Officer 04/09/2013 Disposition (Non Open Market) direct 4,782 2.8600 467,058
YANG DAVID Director 08/01/2012 Disposition (Non Open Market) direct 30,000
SELIGMAN SPECTRUM FOCUS (MASTER) FUND Beneficial Owner (10%) 07/20/2012 Disposition (Non Open Market) direct 6,200 2.2529 3,432,244
SELIGMAN SPECTRUM FOCUS (MASTER) FUND Beneficial Owner (10%) 07/19/2012 Disposition (Non Open Market) direct 5,000 2.2874 3,438,444
ZHAO YANG Officer 04/10/2012 Disposition (Non Open Market) direct 11,000 3.8000 471,840
ZHAO YANG Officer 04/09/2012 Disposition (Non Open Market) direct 5,000 3.8200 482,840
ZHAO YANG Officer 04/05/2012 Disposition (Non Open Market) direct 5,000 4.1000 487,840
ZHAO YANG Officer 04/04/2012 Disposition (Non Open Market) direct 10,000 4.0100 492,840
ZHAO YANG Officer 03/16/2012 Automatic Sell indirect 20,000 5.0000 159,084
BLETHEN ROGER W Director 03/02/2012 Acquisition (Non Open Market) direct 15,000 30,000
YANG DAVID Director 03/02/2012 Acquisition (Non Open Market) direct 15,000 30,000
KAUFMAN LAWRENCE A. Director 03/02/2012 Acquisition (Non Open Market) direct 15,000 30,000
TUNG MICHAEL Director 03/02/2012 Acquisition (Non Open Market) direct 15,000 30,000
ZHOU QUAN Director 03/02/2012 Acquisition (Non Open Market) direct 15,000 40,000
SELIGMAN SPECTRUM FOCUS (MASTER) FUND Beneficial Owner (10%) 01/06/2012 Acquisition (Non Open Market) direct 268,209 2.5000 3,443,444