Marshall Wace
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Marshall Wace’s IDT Corp IDT Stock Holding History

Marshall Wace’s Portfolio IDT Stock Details IDT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-5,196
Closed -$272K – 3183
2025
Q3 		$272K Sell
5,196
-89,478
-95% -$5.58M ﹤0.01% 2465
2025
Q2 		$6.47M Buy
94,674
+88,512
+1,436% +$5.07M 0.01% 1027
2025
Q1 		$316K Buy
+6,162
New +$299K ﹤0.01% 2249
2024
Q3 		– Sell
-27,167
Closed -$976K – 2708
2024
Q2 		$976K Buy
+27,167
New +$1.02M ﹤0.01% 1703
2023
Q4 		– Sell
-19,735
Closed -$435K – 2363
2023
Q3 		$435K Buy
+19,735
New +$465K ﹤0.01% 1763
2023
Q2 		– Sell
-14,580
Closed -$497K – 2674
2023
Q1 		$497K Sell
14,580
-785
-5% -$24.2K ﹤0.01% 2101
2022
Q4 		$433K Buy
+15,365
New +$412K ﹤0.01% 2426

Other funds holding IDT

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
KBG
Kahn Brothers Group New York $564M AUM 25.3% 1-Year Est. Return
CB
Cooke & Bieler Philadelphia, Pennsylvania $8.84B AUM 6.92% 1-Year Est. Return
Deutsche Bank
Deutsche Bank Frankfurt Am Main Ge, Germany $303B AUM 30.15% 1-Year Est. Return
Wealth Enhancement Advisory Services
Wealth Enhancement Advisory Services Plymouth, Minnesota $59.8B AUM 29.42% 1-Year Est. Return

Marshall Wace's IDT Position: Q4 2025 in Review

Marshall Wace sold out of IDT Corp (IDT) in Q4 2025, closing a stake of 5,196 shares — an estimated $272K sold.

Marshall Wace first reported a position in IDT in Q4 2022 and held it in 7 quarters. The position peaked at $6.47M in Q2 2025. 199 funds tracked by Wall St. Rank hold IDT as of Q4 2025.

  • Marshall Wace reported no remaining IDT Corp position as of Q4 2025 after selling out during the quarter.
  • Marshall Wace sold 5,196 IDT Corp shares in Q4 2025, an estimated $272K.
  • Marshall Wace first reported a position in IDT Corp in Q4 2022 and held it in 7 quarters.
  • Marshall Wace's IDT Corp position peaked at $6.47M in Q2 2025.
  • 199 funds tracked by Wall St. Rank held IDT Corp as of Q4 2025.

Based on Marshall Wace's 13F filing for Q4 2025, filed 13 Feb 2026.