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Home/Insiders/Efcavitch J William

EJ

SEC Insider//CIK 0001399500

Efcavitch J William

CIK 00013995001 companyCAMBRIDGE, MA

Transactions

6

Companies

1

Filings

5

CIK

0001399500

Recent Transactions

6 trades

Tax Payment
HELICOS BIOSCIENCES CORP
Common Stock
2010-03-31$0.79/sh−6,891→ 151,087 total
Award
HELICOS BIOSCIENCES CORP
Common Stock
2010-02-09+21,706→ 157,978 total
Tax Payment
HELICOS BIOSCIENCES CORP
Common Stock
2010-01-04$1.05/sh−7,905→ 136,272 total
Tax Payment
HELICOS BIOSCIENCES CORP
Common Stock
2009-07-01$0.44/sh−3,968→ 144,177 total
Award
HELICOS BIOSCIENCES CORP
Common Stock
2009-01-28+50,000→ 148,145 total
Award
HELICOS BIOSCIENCES CORP
Stock Option (Right to Buy)
2009-01-28+100,000→ 100,000 total

Companies

1

HELICOS BIOSCIENCES CORP
SVP & Chief Technology Officer

Recent Filings

5

Address

C/O HELICOS BIOSCIENCES CORPORATION 1 KENDALL SQUARE, BUILDING 700

CAMBRIDGE, MA, 02139

View on SEC.gov