Teacher Retirement System of Texas
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Teacher Retirement System of Texas’s Adtran ADTN Stock Holding History

Teacher Retirement System of Texas’s Portfolio ADTN Stock Details ADTN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-57,432
Closed -$499K – 1483
2025
Q4 		$499K Sell
57,432
-13,682
-19% -$119K ﹤0.01% 1234
2025
Q3 		$667K Sell
71,114
-28,597
-29% -$266K ﹤0.01% 1404
2025
Q2 		$894K Buy
99,711
+34,305
+52% +$274K ﹤0.01% 1284
2025
Q1 		$570K Buy
+65,406
New +$658K ﹤0.01% 1454
2022
Q4 		– Sell
-10,499
Closed -$206K – 2073
2022
Q3 		$206K Buy
+10,499
New +$229K ﹤0.01% 1912
2022
Q2 		– Sell
-10,050
Closed -$185K – 1971
2022
Q1 		$185K Buy
10,050
+655
+7% +$13K ﹤0.01% 1980
2021
Q4 		$214K Buy
+9,395
New +$190K ﹤0.01% 1976
2018
Q2 		– Sell
-10,658
Closed -$166K – 1933
2018
Q1 		$166K Sell
10,658
-5,827
-35% -$97.2K ﹤0.01% 1824
2017
Q4 		$319K Buy
+16,485
New +$366K ﹤0.01% 1789
2016
Q3 		– Sell
-6,960
Closed -$130K – 1405
2016
Q2 		$130K Buy
6,960
+830
+14% +$15.8K ﹤0.01% 1701
2016
Q1 		$124K Buy
6,130
+1,535
+33% +$28.4K ﹤0.01% 1626
2015
Q4 		$79K Sell
4,595
-1,942
-30% -$30.9K ﹤0.01% 1768
2015
Q3 		$95K Buy
6,537
+4,427
+210% +$69.9K ﹤0.01% 1788
2015
Q2 		$34K Buy
2,110
+464
+28% +$7.96K ﹤0.01% 1796
2015
Q1 		$31K Sell
1,646
-11
-0.7% -$234 ﹤0.01% 1745
2014
Q4 		$36K Sell
1,657
-369
-18% -$7.57K ﹤0.01% 1555
2014
Q3 		$42K Hold
2,026
– – ﹤0.01% 1389
2014
Q2 		$46K Hold
2,026
– – ﹤0.01% 1463
2014
Q1 		$49K Sell
2,026
-41
-2% -$1.06K ﹤0.01% 1214
2013
Q4 		$56K Sell
2,067
-5,179
-71% -$130K ﹤0.01% 1137
2013
Q3 		$193K Buy
7,246
+3,231
+80% +$83.8K ﹤0.01% 1201
2013
Q2 		$99K Buy
+4,015
New +$88.9K ﹤0.01% 1196

Other funds holding ADTN

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
RA
Royce & Associates New York $12.4B AUM 64.17% 1-Year Est. Return
DnB Asset Management
DnB Asset Management Oslo, Norway $35.7B AUM 27.58% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
William Blair Investment Management
William Blair Investment Management Chicago, Illinois $33.3B AUM 44.76% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Teacher Retirement System of Texas's ADTN Position: Q1 2026 in Review

Teacher Retirement System of Texas sold out of Adtran (ADTN) in Q1 2026, closing a stake of 57,432 shares — an estimated $499K sold.

Teacher Retirement System of Texas first reported a position in ADTN in Q2 2013 and held it in 22 quarters. The position peaked at $894K in Q2 2025. 228 funds tracked by Wall St. Rank hold ADTN as of Q1 2026.

  • Teacher Retirement System of Texas reported no remaining Adtran position as of Q1 2026 after selling out during the quarter.
  • Teacher Retirement System of Texas sold 57,432 Adtran shares in Q1 2026, an estimated $499K.
  • Teacher Retirement System of Texas first reported a position in Adtran in Q2 2013 and held it in 22 quarters.
  • Teacher Retirement System of Texas's Adtran position peaked at $894K in Q2 2025.
  • 228 funds tracked by Wall St. Rank held Adtran as of Q1 2026.

Based on Teacher Retirement System of Texas's 13F filing for Q1 2026, filed 30 Apr 2026.