Granahan Investment Management’s Ceco Environmental CECO Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$5.52M	Sell	92,728 -16,161	-15%	-$1.04M	0.27%	98
2025 Q4	$6.52M	Sell	108,889 -125,810	-54%	-$6.73M	0.28%	85
2025 Q3	$12M	Sell	234,699 -117,392	-33%	-$4.97M	0.49%	53
2025 Q2	$9.97M	Buy	352,091 +34,675	+11%	+$863K	0.41%	64
2025 Q1	$7.24M	Buy	+317,416	New	+$8.46M	0.36%	73
2015 Q3	–	Sell	-354,184	Closed	-$4.01M	–	257
2015 Q2	$4.01M	Sell	354,184 -519,261	-59%	-$5.92M	0.11%	190
2015 Q1	$9.27M	Sell	873,445 -107,226	-11%	-$1.45M	0.27%	138
2014 Q4	$15.2M	Sell	980,671 -19,301	-2%	-$270K	0.44%	89
2014 Q3	$13.4M	Buy	999,972 +22,708	+2%	+$323K	0.41%	86
2014 Q2	$15.2M	Buy	977,264 +111,138	+13%	+$1.7M	0.44%	84
2014 Q1	$14.4M	Buy	866,126 +12,310	+1%	+$202K	0.39%	104
2013 Q4	$13.8M	Buy	853,816 +403	+0%	+$6.51K	0.35%	109
2013 Q3	$12M	Buy	853,413 +2,380	+0.3%	+$31.2K	0.32%	120
2013 Q2	$10.5M	Buy	+851,033	New	+$10.3M	0.3%	119