Tudor Investment Corp’s Cogent Communications CCOI Stock Holding History

Tudor Investment Corp’s Portfolio CCOI Stock Details CCOI Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$2.63M	Buy	+139,692	New	+$3.08M	﹤0.01%	1651
2019 Q4	–	Sell	-12,531	Closed	-$690K	–	1167
2019 Q3	$690K	Buy	+12,531	New	+$747K	0.02%	612
2019 Q2	–	Sell	-10,003	Closed	-$543K	–	1109
2019 Q1	$543K	Sell	10,003 -13,722	-58%	-$676K	0.02%	677
2018 Q4	$1.07M	Buy	+23,725	New	+$1.17M	0.02%	362
2018 Q1	–	Sell	-8,626	Closed	-$391K	–	1018
2017 Q4	$391K	Buy	+8,626	New	+$411K	0.01%	697
2017 Q2	–	Sell	-8,252	Closed	-$355K	–	1062
2017 Q1	$355K	Buy	+8,252	New	+$344K	0.01%	896
2015 Q4	–	Sell	-8,742	Closed	-$237K	–	1656
2015 Q3	$237K	Buy	+8,742	New	+$258K	0.01%	1237
2014 Q2	–	Sell	-13,903	Closed	-$494K	–	1178
2014 Q1	$494K	Buy	+13,903	New	+$543K	0.02%	533

Other funds holding CCOI

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

TCAM

Turtle Creek Asset Management Toronto, Ontario, Canada $2.67B AUM 0.64% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

EIG

EdgePoint Investment Group Toronto, Ontario, Canada $12.5B AUM 31.7% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

PWAM

Park West Asset Management San Francisco, California $1.18B AUM 47.25% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Newtyn Management New York $936M AUM 27.23% 1-Year Est. Return

Magnolia Group Omaha, Nebraska $538M AUM 5.13% 1-Year Est. Return

Tudor Investment Corp's CCOI Position: Q1 2026 in Review

Tudor Investment Corp opened a new position in Cogent Communications (CCOI) in Q1 2026: 139,692 shares worth $2.63M. The stake represents ﹤0.01% of the portfolio and ranks #1651 among its holdings. This is a return to the name: Tudor Investment Corp previously reported a position in CCOI as recently as Q3 2019.

Tudor Investment Corp first reported a position in CCOI in Q1 2014 and has held it in 8 quarters since. 233 funds tracked by Wall St. Rank hold CCOI as of Q1 2026.

Tudor Investment Corp held 139,692 shares of Cogent Communications worth $2.63M as of Q1 2026.
Cogent Communications was a new Tudor Investment Corp position in Q1 2026.
Cogent Communications made up ﹤0.01% of Tudor Investment Corp's portfolio in Q1 2026, its #1651 holding.
Tudor Investment Corp first reported a position in Cogent Communications in Q1 2014 and has held it in 8 quarters since.
233 funds tracked by Wall St. Rank held Cogent Communications as of Q1 2026.

Based on Tudor Investment Corp's 13F filing for Q1 2026, filed 15 May 2026.