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Insider	Role	Shares	Value	Buys	Sells

Date	Ticker	Insider	Role	Type	Shares	Price	Value	Chg%	SEC

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Ciechanover Isaac E.

Chief Executive Officer

1 company

Holdings by Company

ATRA2019-05-30

Current Shares290.7K

Est. Value$6.89M

Net Activity-626,450

Bought: 0Sold: 626.5K

Transaction History

Showing 50 transactions

Date	Ticker	Role	Type	Shares	Price	Value	Chg%	SEC
2019-05-30	ATRA	Chief Executive Officer	Sell	5,850	$23.09	$135,088.50	-0.5%	→
2019-05-14	ATRA	Chief Executive Officer	Sell	7,800	$24.61	$191,973.00	-0.9%	→
2019-04-26	ATRA	Chief Executive Officer	Sell	7,800	$33.54	$261,582.00	-0.8%	→
2019-04-11	ATRA	Chief Executive Officer	Sell	7,800	$36.66	$285,909.00	-1.2%	→
2019-03-29	ATRA	Chief Executive Officer	Sell	7,800	$38.66	$301,546.00	-0.5%	→
2019-03-15	ATRA	Chief Executive Officer	Sell	7,800	$39.48	$307,953.00	-0.8%	→
2019-02-28	ATRA	Chief Executive Officer	Sell	7,800	$36.14	$281,891.00	-0.8%	→
2019-02-12	ATRA	Chief Executive Officer	Sell	7,800	$38.77	$302,367.00	-1.1%	→
2019-01-24	ATRA	Chief Executive Officer	Sell	7,800	$35.06	$273,433.20	-0.5%	→
2019-01-10	ATRA	Chief Executive Officer	Sell	7,800	$34.55	$269,470.00	-21.6%	→
2018-12-28	ATRA	Chief Executive Officer	Sell	7,800	$33.88	$264,232.61	-12.1%	→
2018-12-13	ATRA	Chief Executive Officer	Sell	7,800	$42.66	$332,709.00	-15.3%	→
2018-11-29	ATRA	Chief Executive Officer	Sell	7,800	$40.39	$315,035.00	-6.0%	→
2018-11-15	ATRA	Chief Executive Officer	Sell	7,800	$34.62	$270,052.00	-4.9%	→
2018-10-23	ATRA	Chief Executive Officer	Sell	2,200	$33.90	$74,582.00	-2.4%	→