Gilder Gagnon Howe & Co’s Cogent Communications CCOI Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$9.41M	Buy	499,290 +5,182	+1%	+$114K	0.11%	116
2025 Q4	$10.7M	Buy	494,108 +321,620	+186%	+$9.49M	0.11%	112
2025 Q3	$6.61M	Buy	+172,488	New	+$7.2M	0.07%	138
2017 Q4	–	Sell	-7,152	Closed	-$350K	–	298
2017 Q3	$350K	Sell	7,152 -34	-0.5%	-$1.51K	﹤0.01%	230
2017 Q2	$288K	Buy	7,186 +38	+0.5%	+$1.57K	﹤0.01%	237
2017 Q1	$308K	Buy	7,148 +58	+0.8%	+$2.42K	0.01%	229
2016 Q4	$293K	Hold	7,090	–	–	0.01%	209
2016 Q3	$261K	Buy	7,090 +3,544	+100%	+$137K	﹤0.01%	223
2016 Q2	$142K	Buy	3,546 +1,886	+114%	+$74K	﹤0.01%	239
2016 Q1	$65K	Buy	1,660 +109	+7%	+$3.78K	﹤0.01%	219
2015 Q4	$54K	Buy	1,551 +22	+1%	+$711	﹤0.01%	230
2015 Q3	$42K	Buy	1,529 +19	+1%	+$561	﹤0.01%	242
2015 Q2	$51K	Hold	1,510	–	–	﹤0.01%	265
2015 Q1	$53K	Buy	1,510 +14	+0.9%	+$512	﹤0.01%	252
2014 Q4	$53K	Buy	1,496 +223	+18%	+$7.47K	﹤0.01%	257
2014 Q3	$43K	Buy	1,273 +871	+217%	+$29.7K	﹤0.01%	278
2014 Q2	$14K	Buy	+402	New	+$14.2K	﹤0.01%	303