A.R.T. Advisors’s Gevo GEVO Stock Holding History

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2017 Q4	–	Sell	-1,029	Closed	-$12K	–	1470
2017 Q3	$12K	Sell	1,029 -7,344	-88%	-$85.6K	﹤0.01%	1297
2017 Q2	$115K	Sell	8,373 -584	-7%	-$8.02K	0.01%	1238
2017 Q1	$204K	Buy	+8,957	New	+$204K	0.01%	1165