Marshall Wace
RDNT icon

Marshall Wace’s RadNet RDNT Stock Holding History

Marshall Wace’s Portfolio RDNT Stock Details RDNT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-24,495
Closed -$1.75M – 3603
2025
Q4 		$1.75M Sell
24,495
-285,732
-92% -$22.1M ﹤0.01% 1645
2025
Q3 		$23.6M Buy
310,227
+290,213
+1,450% +$18.8M 0.02% 581
2025
Q2 		$1.14M Sell
20,014
-151,677
-88% -$8.33M ﹤0.01% 1792
2025
Q1 		$8.54M Sell
171,691
-1,050,999
-86% -$62.2M 0.01% 830
2024
Q4 		$85.4M Buy
1,222,690
+125,844
+11% +$9.28M 0.1% 187
2024
Q3 		$76.1M Buy
1,096,846
+1,061,608
+3,013% +$66.9M 0.09% 198
2024
Q2 		$2.08M Sell
35,238
-80,896
-70% -$4.39M ﹤0.01% 1352
2024
Q1 		$5.65M Buy
116,134
+109,089
+1,548% +$4.4M 0.01% 953
2023
Q4 		$245K Sell
7,045
-88,971
-93% -$2.81M ﹤0.01% 1928
2023
Q3 		$2.71M Buy
+96,016
New +$2.99M 0.01% 1089
2021
Q4 		– Sell
-8,491
Closed -$249K – 4214
2021
Q3 		$249K Buy
+8,491
New +$272K ﹤0.01% 2718

Other funds holding RDNT

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
RI
RTW Investments New York $10B AUM 135.35% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
BMO
Beck Mack & Oliver New York $4.85B AUM 9.66% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
JCP
JB Capital Partners Armonk, New York $581M AUM 46.16% 1-Year Est. Return

Marshall Wace's RDNT Position: Q1 2026 in Review

Marshall Wace sold out of RadNet (RDNT) in Q1 2026, closing a stake of 24,495 shares — an estimated $1.75M sold.

Marshall Wace first reported a position in RDNT in Q3 2021 and held it in 11 quarters. The position peaked at $85.4M in Q4 2024. 340 funds tracked by Wall St. Rank hold RDNT as of Q1 2026.

  • Marshall Wace reported no remaining RadNet position as of Q1 2026 after selling out during the quarter.
  • Marshall Wace sold 24,495 RadNet shares in Q1 2026, an estimated $1.75M.
  • Marshall Wace first reported a position in RadNet in Q3 2021 and held it in 11 quarters.
  • Marshall Wace's RadNet position peaked at $85.4M in Q4 2024.
  • 340 funds tracked by Wall St. Rank held RadNet as of Q1 2026.

Based on Marshall Wace's 13F filing for Q1 2026, filed 15 May 2026.