Marshall Wace
ADTN icon

Marshall Wace’s Adtran ADTN Stock Holding History

Marshall Wace’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 		$14.4M Buy
1,038,292
+146,772
+16% +$2.29M 0.01% 873
2026
Q1 		$11.2M Buy
+891,520
New +$9.04M 0.01% 920
2025
Q4 		– Sell
-358,052
Closed -$3.36M – 2913
2025
Q3 		$3.36M Sell
358,052
-458,481
-56% -$4.27M ﹤0.01% 1366
2025
Q2 		$7.32M Buy
816,533
+382,609
+88% +$3.05M 0.01% 966
2025
Q1 		$3.78M Buy
433,924
+49,881
+13% +$502K ﹤0.01% 1193
2024
Q4 		$3.2M Buy
384,043
+170,181
+80% +$1.26M ﹤0.01% 1258
2024
Q3 		$1.27M Sell
213,862
-230,336
-52% -$1.28M ﹤0.01% 1552
2024
Q2 		$2.34M Buy
444,198
+432,372
+3,656% +$2.2M ﹤0.01% 1290
2024
Q1 		$64.3K Sell
11,826
-39,294
-77% -$251K ﹤0.01% 2333
2023
Q4 		$375K Sell
51,120
-5,372
-10% -$35.4K ﹤0.01% 1815
2023
Q3 		$465K Buy
+56,492
New +$502K ﹤0.01% 1747
2023
Q1 		– Sell
-18,320
Closed -$330K – 2599
2022
Q4 		$330K Sell
18,320
-8,453
-32% -$170K ﹤0.01% 2529
2022
Q3 		$533K Buy
26,773
+14,546
+119% +$317K ﹤0.01% 2691
2022
Q2 		$213K Buy
+12,227
New +$221K ﹤0.01% 3152
2021
Q4 		– Sell
-15,199
Closed -$285K – 3814
2021
Q3 		$285K Buy
+15,199
New +$320K ﹤0.01% 2671
2014
Q3 		– Sell
-16,600
Closed -$374K – 856
2014
Q2 		$374K Buy
+16,600
New +$376K 0.01% 671

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 $3.38T AUM 44.17% 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

Marshall Wace's ADTN Position: Q2 2026 in Review

Marshall Wace increased its Adtran (ADTN) stake by 16% in Q2 2026, buying an estimated $2.29M and bringing the position to 1,038,292 shares worth $14.4M. The position accounts for 0.01% of the portfolio, ranked #873.

Marshall Wace first reported a position in ADTN in Q2 2014 and has held it in 16 quarters since. 250 funds tracked by Wall St. Rank hold ADTN as of Q2 2026.

  • Marshall Wace held 1,038,292 shares of Adtran worth $14.4M as of Q2 2026.
  • Marshall Wace bought 146,772 Adtran shares in Q2 2026, an estimated $2.29M.
  • Adtran made up 0.01% of Marshall Wace's portfolio in Q2 2026, its #873 holding.
  • Marshall Wace first reported a position in Adtran in Q2 2014 and has held it in 16 quarters since.
  • 250 funds tracked by Wall St. Rank held Adtran as of Q2 2026.

Based on Marshall Wace's 13F filing for Q2 2026, filed 13 Aug 2026.