SEC CIK 1157560

VISWANATHAN CHAND R

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

Current Positions

CompanyShares OwnedAs Of
OSISview stock →02010-03-08

Position History — OSIS

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

02,5635,1257,6882005-122007-012007-092008-082009-092010-022010-032010-03

Recent Filings — OSIS

DateActivitySharesPriceOwned After
2010-03-08Open-market sale1,000$31.160
2010-03-01Open-market sale2,000$31.003,688
2010-02-26Open-market sale2,000$30.805,688
2009-09-23Open-market sale (derivative)4,241$17.7559,250
2009-09-08Grant / award3,000$0.007,688
2008-08-04Grant / award (derivative)8,750$22.3663,491
2008-08-04Grant / award2,188$0.004,688
2008-01-22Grant / award (derivative)4,241$14.5054,741
2007-09-17Grant / award (derivative)7,500$20.0250,500
2007-09-17Grant / award2,500$0.002,500
2007-03-23Open-market sale (derivative)5,000$25.6638,000
2007-01-29Option exercise (derivative)5,000$19.9543,000
2007-01-29Option exercise5,000$19.955,000
2006-11-30Grant / award (derivative)5,000$18.9948,000
2006-09-27Grant / award (derivative)5,000$18.9943,000
2006-07-07Grant / award (derivative)7,500$18.1638,000
2005-12-19Option exercise (derivative)2,000$4.2930,500
2005-12-19Open-market sale2,000$18.670

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