Assenagon Asset Management
ADTN icon

Assenagon Asset Management’s Adtran ADTN Stock Holding History

Assenagon Asset Management’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
Q2 		$12.8M Buy
917,754
+459,802
+100% +$7.17M 0.02% 486
2026
Q1 		$5.76M Sell
457,952
-671,095
-59% -$6.8M 0.01% 564
2025
Q4 		$9.81M Buy
1,129,047
+196,367
+21% +$1.7M 0.01% 515
2025
Q3 		$8.75M Buy
932,680
+814,864
+692% +$7.59M 0.01% 513
2025
Q2 		$1.06M Hold
117,816
– – ﹤0.01% 914
2025
Q1 		$1.03M Sell
117,816
-807,494
-87% -$8.13M ﹤0.01% 893
2024
Q4 		$7.71M Buy
925,310
+263,156
+40% +$1.94M 0.01% 572
2024
Q3 		$3.93M Buy
662,154
+621,906
+1,545% +$3.46M 0.01% 773
2024
Q2 		$212K Buy
+40,248
New +$205K ﹤0.01% 1365
2023
Q1 		– Sell
-92,238
Closed -$1.73M – 1400
2022
Q4 		$1.73M Buy
92,238
+77,647
+532% +$1.56M 0.01% 859
2022
Q3 		$286K Buy
+14,591
New +$318K ﹤0.01% 1212
2022
Q2 		– Sell
-78,294
Closed -$1.45M – 1441
2022
Q1 		$1.45M Buy
78,294
+4,683
+6% +$92.7K ﹤0.01% 955
2021
Q4 		$1.68M Sell
73,611
-2,744
-4% -$55.5K ﹤0.01% 876
2021
Q3 		$1.43M Buy
76,355
+13,794
+22% +$290K ﹤0.01% 806
2021
Q2 		$1.29M Sell
62,561
-7,855
-11% -$152K ﹤0.01% 863
2021
Q1 		$1.18M Buy
+70,416
New +$1.19M ﹤0.01% 893
2020
Q3 		– Sell
-18,719
Closed -$205K – 1102
2020
Q2 		$205K Sell
18,719
-145,782
-89% -$1.51M ﹤0.01% 1064
2020
Q1 		$1.26M Sell
164,501
-81,258
-33% -$694K 0.01% 464
2019
Q4 		$2.43M Buy
+245,759
New +$2.34M 0.02% 389
2019
Q2 		– Sell
-106,650
Closed -$1.46M – 987
2019
Q1 		$1.46M Buy
106,650
+22,291
+26% +$308K 0.01% 596
2018
Q4 		$906K Buy
+84,359
New +$1.15M 0.01% 679
2018
Q1 		– Sell
-123,503
Closed -$2.39M – 536
2017
Q4 		$2.39M Buy
+123,503
New +$2.74M 0.02% 422

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
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
RA
Royce & Associates New York $12.4B AUM 64.17% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
DnB Asset Management
DnB Asset Management Oslo, Norway $35.7B AUM 27.58% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Assenagon Asset Management's ADTN Position: Q2 2026 in Review

Assenagon Asset Management increased its Adtran (ADTN) stake by 100% in Q2 2026, buying an estimated $7.17M and bringing the position to 917,754 shares worth $12.8M. The position accounts for 0.02% of the portfolio, ranked #486.

Assenagon Asset Management first reported a position in ADTN in Q4 2017 and has held it in 22 quarters since. 249 funds tracked by Wall St. Rank hold ADTN as of Q2 2026.

  • Assenagon Asset Management held 917,754 shares of Adtran worth $12.8M as of Q2 2026.
  • Assenagon Asset Management bought 459,802 Adtran shares in Q2 2026, an estimated $7.17M.
  • Adtran made up 0.02% of Assenagon Asset Management's portfolio in Q2 2026, its #486 holding.
  • Assenagon Asset Management first reported a position in Adtran in Q4 2017 and has held it in 22 quarters since.
  • 249 funds tracked by Wall St. Rank held Adtran as of Q2 2026.

Based on Assenagon Asset Management's 13F filing for Q2 2026, filed 8 Jul 2026.