Marshall Wace
ATEX icon

Marshall Wace’s Anterix ATEX Stock Holding History

Marshall Wace’s Portfolio ATEX Stock Details ATEX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$387K Buy
+3,757
New +$220K ﹤0.01% 2613
2026
Q1 		– Sell
-291,255
Closed -$6.36M – 3178
2025
Q4 		$6.36M Buy
291,255
+4,674
+2% +$97.1K 0.01% 1047
2025
Q3 		$6.15M Buy
286,581
+97,601
+52% +$2.19M 0.01% 1108
2025
Q2 		$4.85M Buy
188,980
+63,983
+51% +$1.87M 0.01% 1151
2025
Q1 		$4.57M Buy
124,997
+84,478
+208% +$2.91M 0.01% 1109
2024
Q4 		$1.24M Sell
40,519
-54,772
-57% -$1.82M ﹤0.01% 1630
2024
Q3 		$3.59M Buy
95,291
+36,639
+62% +$1.41M ﹤0.01% 1129
2024
Q2 		$2.32M Buy
58,652
+41,905
+250% +$1.36M ﹤0.01% 1297
2024
Q1 		$563K Buy
+16,747
New +$563K ﹤0.01% 1887
2022
Q4 		– Sell
-9,151
Closed -$328K – 2919
2022
Q3 		$328K Buy
+9,151
New +$380K ﹤0.01% 2911
2022
Q1 		– Sell
-14,854
Closed -$872K – 3329
2021
Q4 		$872K Buy
+14,854
New +$902K ﹤0.01% 2536
2021
Q3 		– Sell
-7,250
Closed -$435K – 3007
2021
Q2 		$435K Sell
7,250
-21,094
-74% -$1.06M ﹤0.01% 2193
2021
Q1 		$1.34M Buy
+28,344
New +$1.17M 0.01% 1512
2019
Q4 		– Sell
-16,420
Closed -$594K – 1682
2019
Q3 		$594K Buy
+16,420
New +$692K ﹤0.01% 1062
2019
Q2 		– Sell
-12,171
Closed -$428K – 1339
2019
Q1 		$428K Buy
+12,171
New +$478K ﹤0.01% 1178

Other funds holding ATEX

OCAM
Owl Creek Asset Management New York $1.21B AUM 169.99% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
HCL
Heard Capital LLC Chicago, Illinois $2.34B AUM 46.76% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
JT
Jupiter Topco New York $245B AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
PM
Plustick Management Charlottesville, Virginia $269M AUM 340.55% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
GI
GAMCO Investors Greenwich, Connecticut $11.1B AUM 41.79% 1-Year Est. Return

Marshall Wace's ATEX Position: Q2 2026 in Review

Marshall Wace opened a new position in Anterix (ATEX) in Q2 2026: 3,757 shares worth $387K. The stake represents ﹤0.01% of the portfolio and ranks #2613 among its holdings. This is a return to the name: Marshall Wace previously reported a position in ATEX as recently as Q4 2025.

Marshall Wace first reported a position in ATEX in Q1 2019 and has held it in 15 quarters since. The position peaked at $6.36M in Q4 2025. 172 funds tracked by Wall St. Rank hold ATEX as of Q2 2026.

  • Marshall Wace held 3,757 shares of Anterix worth $387K as of Q2 2026.
  • Anterix was a new Marshall Wace position in Q2 2026.
  • Anterix made up ﹤0.01% of Marshall Wace's portfolio in Q2 2026, its #2613 holding.
  • Marshall Wace first reported a position in Anterix in Q1 2019 and has held it in 15 quarters since.
  • Marshall Wace's Anterix position peaked at $6.36M in Q4 2025.
  • 172 funds tracked by Wall St. Rank held Anterix as of Q2 2026.

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