ZIFF ASSET MANAGEMENT LP

10% owner at IMMUNOGEN INC · on record since Jun 30, 2008
10% owner at DRUGSTORE COM INC · on record since Mar 10, 2005
10% owner at ORCHID CELLMARK INC · on record since Mar 14, 2005
See Explanation of Responses. at ORCHID CELLMARK INC · on record since Apr 20, 2005

Insider trading activity of ZIFF ASSET MANAGEMENT LP

Figures computed from official regulatory filings — methodology.

Statistical track record

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Win rates and median returns are available with a free account (5 insiders/month).

Company	Filed	Type	Qty	Price	Value · USD	Src
IMMUNOGEN INC	Jul 31, 2009	Sell	-3,500,000	8.64	$30.2M	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	9,100	11.80 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	1,700	11.69 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	800	11.64 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	7,200	11.77 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	8,100	11.73 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	200	11.67 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	8,500	11.70 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	5,200	11.75 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	2,200	11.72 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	300	11.78 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	1,900	11.71 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	1,800	11.66 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	1,200	11.68 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	2,400	11.79 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	800	11.65 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	3,000	11.74 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	200	11.63 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	2,300	11.76 USD	—	SEC
ORCHID CELLMARK INC	Mar 14, 2005	Buy	16,609	12.15 USD	—	SEC
ORCHID CELLMARK INC	Mar 14, 2005	Buy	3,700	12.11 USD	—	SEC
ORCHID CELLMARK INC	Mar 14, 2005	Buy	960	12.12 USD	—	SEC
ORCHID CELLMARK INC	Mar 14, 2005	Buy	400	12.07 USD	—	SEC
ORCHID CELLMARK INC	Mar 14, 2005	Buy	4,960	12.08 USD	—	SEC
ORCHID CELLMARK INC	Mar 14, 2005	Buy	100	12.09 USD	—	SEC

Company	Filed	Type	Qty	Price	Value · USD	Src
IMMUNOGEN INC	Jul 31, 2009	Sell	-3,500,000	8.64	$30.2M	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	9,100	11.80 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	1,700	11.69 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	800	11.64 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	7,200	11.77 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	8,100	11.73 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	200	11.67 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	8,500	11.70 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	5,200	11.75 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	2,200	11.72 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	300	11.78 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	1,900	11.71 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	1,800	11.66 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	1,200	11.68 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	2,400	11.79 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	800	11.65 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	3,000	11.74 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	200	11.63 USD	—	SEC
ORCHID CELLMARK INC	Mar 15, 2005	Buy	2,300	11.76 USD	—	SEC
ORCHID CELLMARK INC	Mar 14, 2005	Buy	16,609	12.15 USD	—	SEC
ORCHID CELLMARK INC	Mar 14, 2005	Buy	3,700	12.11 USD	—	SEC
ORCHID CELLMARK INC	Mar 14, 2005	Buy	960	12.12 USD	—	SEC
ORCHID CELLMARK INC	Mar 14, 2005	Buy	400	12.07 USD	—	SEC
ORCHID CELLMARK INC	Mar 14, 2005	Buy	4,960	12.08 USD	—	SEC
ORCHID CELLMARK INC	Mar 14, 2005	Buy	100	12.09 USD	—	SEC