OSTROSKI GERALD B

Director at DISTRIBUTED ENERGY SYSTEMS CORP · on record since Jan 5, 2006
Director at PROTON ENERGY SYSTEMS INC · on record since Jun 30, 2003

Insider trading activity of OSTROSKI GERALD B

Transactions on record: 59; since Jul 31, 2003

Open-market buys: 0

Open-market sells: 2

Companies traded: 2; last filing Oct 2, 2007

Figures computed from official regulatory filings — methodology.

Companies where OSTROSKI GERALD B has traded

DISTRIBUTED ENERGY SYSTEMS CORP56 tx · $296.7K · Oct 2, 2007
PROTON ENERGY SYSTEMS INC3 tx · Sep 12, 2003

Track record of OSTROSKI GERALD B

Insufficient history for a statistical track record (fewer than 5 open-market buys).

Transaction history of OSTROSKI GERALD B

Co-insiders of OSTROSKI GERALD B

CUDAHY MICHAEL JDISTRIBUTED ENERGY SYSTEMS CORP +1
GLIDDEN JOHN ADISTRIBUTED ENERGY SYSTEMS CORP +1
OZANNE JAMESDISTRIBUTED ENERGY SYSTEMS CORP +1
SCHROEDER WALTER WDISTRIBUTED ENERGY SYSTEMS CORP +1
SHARP PHILIP RDISTRIBUTED ENERGY SYSTEMS CORP +1
SHAW ROBERT W JRDISTRIBUTED ENERGY SYSTEMS CORP +1
Anderson BetsyDISTRIBUTED ENERGY SYSTEMS CORP

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Company	Filed	Type	Qty	Price	Value · USD	Src
DISTRIBUTED ENERGY SYSTEMS CORP	Oct 2, 2007	AwardD	1,200	0.84	$1K	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Jul 5, 2007	AwardD	12,400	1.30	$16.1K	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Apr 18, 2007	AwardD	6,200	1.37	$8.5K	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Jan 5, 2007	Award	9,256	0.00	$0	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Jan 3, 2007	AwardD	3,200	3.60	$11.5K	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Nov 2, 2006	AwardD	2,900	3.70	$10.7K	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Aug 3, 2006	AwardD	2,500	4.15	$10.4K	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Aug 3, 2006	AwardD	5,500	4.15	$22.8K	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Apr 24, 2006	AwardD	2,500	6.43	$16.1K	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Apr 24, 2006	AwardD	6,500	6.43	$41.8K	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Jan 5, 2006	AwardD	10,000	8.09	$80.9K	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Jan 5, 2006	AwardD	6,000	8.09	$48.5K	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Jan 5, 2006	AwardD	3,500	8.09	$28.3K	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Dec 15, 2005	AwardD	1,500	8.58 USD	—	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Nov 22, 2005	Exercise	500	2.21 USD	—	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Nov 22, 2005	ExerciseD	-500	2.21 USD	—	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Nov 22, 2005	ExerciseD	-6,500	1.81 USD	—	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Nov 22, 2005	ExerciseD	-3,500	1.81 USD	—	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Nov 22, 2005	ExerciseD	-500	2.16 USD	—	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Nov 22, 2005	Exercise	3,500	1.81 USD	—	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Nov 22, 2005	ExerciseD	-1,000	2.16 USD	—	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Nov 22, 2005	Sell	-14,500	10.33 USD	—	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Nov 22, 2005	Exercise	6,500	1.81 USD	—	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Nov 22, 2005	Exercise	1,000	2.16 USD	—	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Nov 22, 2005	Exercise	1,500	1.67 USD	—	SEC

Company	Filed	Type	Qty	Price	Value · USD	Src
DISTRIBUTED ENERGY SYSTEMS CORP	Oct 2, 2007	AwardD	1,200	0.84	$1K	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Jul 5, 2007	AwardD	12,400	1.30	$16.1K	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Apr 18, 2007	AwardD	6,200	1.37	$8.5K	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Jan 5, 2007	Award	9,256	0.00	$0	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Jan 3, 2007	AwardD	3,200	3.60	$11.5K	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Nov 2, 2006	AwardD	2,900	3.70	$10.7K	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Aug 3, 2006	AwardD	2,500	4.15	$10.4K	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Aug 3, 2006	AwardD	5,500	4.15	$22.8K	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Apr 24, 2006	AwardD	2,500	6.43	$16.1K	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Apr 24, 2006	AwardD	6,500	6.43	$41.8K	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Jan 5, 2006	AwardD	10,000	8.09	$80.9K	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Jan 5, 2006	AwardD	6,000	8.09	$48.5K	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Jan 5, 2006	AwardD	3,500	8.09	$28.3K	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Dec 15, 2005	AwardD	1,500	8.58 USD	—	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Nov 22, 2005	Exercise	500	2.21 USD	—	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Nov 22, 2005	ExerciseD	-500	2.21 USD	—	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Nov 22, 2005	ExerciseD	-6,500	1.81 USD	—	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Nov 22, 2005	ExerciseD	-3,500	1.81 USD	—	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Nov 22, 2005	ExerciseD	-500	2.16 USD	—	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Nov 22, 2005	Exercise	3,500	1.81 USD	—	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Nov 22, 2005	ExerciseD	-1,000	2.16 USD	—	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Nov 22, 2005	Sell	-14,500	10.33 USD	—	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Nov 22, 2005	Exercise	6,500	1.81 USD	—	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Nov 22, 2005	Exercise	1,000	2.16 USD	—	SEC
DISTRIBUTED ENERGY SYSTEMS CORP	Nov 22, 2005	Exercise	1,500	1.67 USD	—	SEC