SEC CIK 1374459

Walker Todd Richard

Reported ownership across 1 company, sourced from SEC Form 4 filings and updated daily.

Current Positions

CompanyShares OwnedAs Of
AMSFview stock →7,6242011-03-08

Position History — AMSF

Reported shares owned immediately after each Form 4 transaction, over time.

06,20012,39918,5992007-082007-082007-082008-022009-032011-032011-032011-032011-03

Recent Filings — AMSF

DateActivitySharesPriceOwned After
2011-03-08Option exercise (derivative)11,500$0.0030,000
2011-03-08Open-market sale10,975$20.757,624
2011-03-08Option exercise11,500$9.9818,599
2011-03-07Option exercise (derivative)8,500$0.0041,500
2011-03-07Option exercise8,500$9.9812,640
2011-03-07Open-market sale5,541$20.327,099
2009-03-06Open-market buy1,000$13.624,140
2008-02-29Grant / award1,140$0.003,140
2007-08-09Open-market buy600$13.05700
2007-08-09Open-market buy1,300$13.062,000
2007-08-09Open-market buy100$13.04100
2007-03-02Grant / award (derivative)25,000$0.0025,000
2006-09-25Grant / award (derivative)50,000$0.0050,000

Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.