PDT Partners’s Cogent Communications CCOI Stock Holding History

PDT Partners’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 Q2	$4.11M	Buy	296,439 +12,810	+5%	+$236K	0.22%	152
2026 Q1	$5.34M	Buy	+283,629	New	+$6.25M	0.32%	102
2022 Q1	–	Sell	-4,048	Closed	-$296K	–	952
2021 Q4	$296K	Buy	+4,048	New	+$304K	0.02%	670
2020 Q3	–	Sell	-6,000	Closed	-$464K	–	732
2020 Q2	$464K	Buy	+6,000	New	+$486K	0.03%	427
2014 Q3	–	Sell	-12,373	Closed	-$427K	–	1330
2014 Q2	$427K	Buy	+12,373	New	+$438K	0.01%	1072
2013 Q4	–	Sell	-33,355	Closed	-$1.08M	–	698
2013 Q3	$1.08M	Buy	33,355 +5,207	+18%	+$160K	0.03%	744
2013 Q2	$792K	Buy	+28,148	New	+$786K	0.02%	899

Other funds holding CCOI

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

TCAM

Turtle Creek Asset Management Toronto, Ontario, Canada $2.56B AUM 1.05% 1-Year Est. Return

PWAM

Park West Asset Management San Francisco, California $1.47B AUM 86.42% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

EIG

EdgePoint Investment Group Toronto, Ontario, Canada $13.2B AUM 32.43% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Newtyn Management New York $801M AUM 23.14% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return

PDT Partners's CCOI Position: Q2 2026 in Review

PDT Partners increased its Cogent Communications (CCOI) stake by 4.5% in Q2 2026, buying an estimated $236K and bringing the position to 296,439 shares worth $4.11M. The position accounts for 0.22% of the portfolio, ranked #152.

PDT Partners first reported a position in CCOI in Q2 2013 and has held it in 7 quarters since. The position peaked at $5.34M in Q1 2026. 224 funds tracked by Wall St. Rank hold CCOI as of Q2 2026.

PDT Partners held 296,439 shares of Cogent Communications worth $4.11M as of Q2 2026.
PDT Partners bought 12,810 Cogent Communications shares in Q2 2026, an estimated $236K.
Cogent Communications made up 0.22% of PDT Partners's portfolio in Q2 2026, its #152 holding.
PDT Partners first reported a position in Cogent Communications in Q2 2013 and has held it in 7 quarters since.
PDT Partners's Cogent Communications position peaked at $5.34M in Q1 2026.
224 funds tracked by Wall St. Rank held Cogent Communications as of Q2 2026.

Based on PDT Partners's 13F filing for Q2 2026, filed 14 Aug 2026.