Teacher Retirement System of Texas
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Teacher Retirement System of Texas’s Cogent Communications CCOI Stock Holding History

Teacher Retirement System of Texas’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
2025
Q4 		– Sell
-6,145
Closed -$236K – 1688
2025
Q3 		$236K Sell
6,145
-977
-14% -$40.8K ﹤0.01% 1830
2025
Q2 		$343K Buy
7,122
+314
+5% +$15.9K ﹤0.01% 1716
2025
Q1 		$417K Buy
+6,808
New +$502K ﹤0.01% 1595
2024
Q2 		– Sell
-4,163
Closed -$272K – 1582
2024
Q1 		$272K Buy
4,163
+10
+0.2% +$730 ﹤0.01% 1491
2023
Q4 		$316K Sell
4,153
-7,852
-65% -$525K ﹤0.01% 1545
2023
Q3 		$743K Sell
12,005
-13,900
-54% -$909K ﹤0.01% 1204
2023
Q2 		$1.74M Sell
25,905
-29,507
-53% -$1.93M 0.01% 761
2023
Q1 		$3.53M Buy
55,412
+5,533
+11% +$356K 0.02% 537
2022
Q4 		$2.85M Sell
49,879
-7,847
-14% -$431K 0.02% 565
2022
Q3 		$3.01M Buy
57,726
+50,743
+727% +$2.93M 0.02% 546
2022
Q2 		$424K Sell
6,983
-1,825
-21% -$112K ﹤0.01% 1254
2022
Q1 		$584K Buy
8,808
+502
+6% +$32.2K ﹤0.01% 1314
2021
Q4 		$608K Buy
8,306
+1,457
+21% +$109K ﹤0.01% 1359
2021
Q3 		$485K Buy
6,849
+1,284
+23% +$95.4K ﹤0.01% 1368
2021
Q2 		$428K Buy
5,565
+832
+18% +$61.8K ﹤0.01% 1351
2021
Q1 		$325K Buy
4,733
+866
+22% +$53K ﹤0.01% 1390
2020
Q4 		$232K Buy
+3,867
New +$229K ﹤0.01% 1361
2020
Q3 		– Sell
-34,645
Closed -$2.68M – 1158
2020
Q2 		$2.68M Buy
+34,645
New +$2.8M 0.02% 479
2018
Q4 		– Sell
-5,178
Closed -$289K – 680
2018
Q3 		$289K Sell
5,178
-3,678
-42% -$197K ﹤0.01% 1223
2018
Q2 		$473K Sell
8,856
-827
-9% -$41.1K ﹤0.01% 1237
2018
Q1 		$420K Sell
9,683
-5,295
-35% -$232K ﹤0.01% 1311
2017
Q4 		$679K Buy
+14,978
New +$713K ﹤0.01% 1325
2016
Q3 		– Sell
-6,029
Closed -$242K – 1502
2016
Q2 		$242K Buy
6,029
+726
+14% +$28.5K ﹤0.01% 1286
2016
Q1 		$207K Buy
5,303
+1,320
+33% +$45.8K ﹤0.01% 1320
2015
Q4 		$138K Sell
3,983
-1,380
-26% -$44.6K ﹤0.01% 1403
2015
Q3 		$146K Buy
5,363
+3,654
+214% +$108K ﹤0.01% 1513
2015
Q2 		$58K Buy
1,709
+378
+28% +$12.7K ﹤0.01% 1462
2015
Q1 		$47K Buy
1,331
+5
+0.4% +$183 ﹤0.01% 1482
2014
Q4 		$47K Sell
1,326
-296
-18% -$9.92K ﹤0.01% 1370
2014
Q3 		$55K Buy
1,622
+12
+0.7% +$410 ﹤0.01% 1208
2014
Q2 		$56K Hold
1,610
– – ﹤0.01% 1320
2014
Q1 		$57K Sell
1,610
-68
-4% -$2.66K ﹤0.01% 1094
2013
Q4 		$68K Sell
1,678
-4,069
-71% -$148K ﹤0.01% 995
2013
Q3 		$185K Buy
5,747
+2,698
+88% +$82.8K ﹤0.01% 1241
2013
Q2 		$86K Buy
+3,049
New +$85.1K ﹤0.01% 1292

Other funds holding CCOI

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
TCAM
Turtle Creek Asset Management Toronto, Ontario, Canada $2.67B AUM 0.64% 1-Year Est. Return
EIG
EdgePoint Investment Group Toronto, Ontario, Canada $12.5B AUM 31.7% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
PWAM
Park West Asset Management San Francisco, California $1.18B AUM 47.25% 1-Year Est. Return
HCM
Harspring Capital Management New York $190M AUM 19.3% 1-Year Est. Return
NM
Newtyn Management New York $936M AUM 27.23% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
MG
Magnolia Group Omaha, Nebraska $538M AUM 5.13% 1-Year Est. Return

Teacher Retirement System of Texas's CCOI Position: Q4 2025 in Review

Teacher Retirement System of Texas sold out of Cogent Communications (CCOI) in Q4 2025, closing a stake of 6,145 shares — an estimated $236K sold.

Teacher Retirement System of Texas first reported a position in CCOI in Q2 2013 and held it in 35 quarters. The position peaked at $3.53M in Q1 2023. 246 funds tracked by Wall St. Rank hold CCOI as of Q4 2025.

  • Teacher Retirement System of Texas reported no remaining Cogent Communications position as of Q4 2025 after selling out during the quarter.
  • Teacher Retirement System of Texas sold 6,145 Cogent Communications shares in Q4 2025, an estimated $236K.
  • Teacher Retirement System of Texas first reported a position in Cogent Communications in Q2 2013 and held it in 35 quarters.
  • Teacher Retirement System of Texas's Cogent Communications position peaked at $3.53M in Q1 2023.
  • 246 funds tracked by Wall St. Rank held Cogent Communications as of Q4 2025.

Based on Teacher Retirement System of Texas's 13F filing for Q4 2025, filed 28 Jan 2026.