Marshall Wace
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Marshall Wace’s Cabaletta Bio CABA Stock Holding History

Marshall Wace’s Portfolio CABA Stock Details CABA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$4.87M Sell
1,565,939
-613,879
-28% -$2.02M ﹤0.01% 1392
2026
Q1 		$5.86M Buy
2,179,818
+1,220,742
+127% +$3.39M 0.01% 1225
2025
Q4 		$2.1M Sell
959,076
-366,967
-28% -$909K ﹤0.01% 1554
2025
Q3 		$3.1M Buy
1,326,043
+1,135,086
+594% +$1.95M ﹤0.01% 1406
2025
Q2 		$290K Buy
190,957
+157,497
+471% +$246K ﹤0.01% 2335
2025
Q1 		$46.5K Sell
33,460
-159,765
-83% -$340K ﹤0.01% 2540
2024
Q4 		$439K Sell
193,225
-90,581
-32% -$318K ﹤0.01% 2088
2024
Q3 		$1.34M Sell
283,806
-46,381
-14% -$268K ﹤0.01% 1527
2024
Q2 		$2.47M Buy
330,187
+159,000
+93% +$1.95M ﹤0.01% 1268
2024
Q1 		$2.92M Buy
+171,187
New +$3.67M ﹤0.01% 1209
2023
Q3 		– Sell
-85,696
Closed -$1.11M – 2226
2023
Q2 		$1.11M Sell
85,696
-243,596
-74% -$2.64M ﹤0.01% 1672
2023
Q1 		$2.72M Buy
329,292
+277,321
+534% +$2.6M 0.01% 1288
2022
Q4 		$481K Buy
+51,971
New +$189K ﹤0.01% 2391
2022
Q2 		– Sell
-12,718
Closed -$26K – 3449
2022
Q1 		$26K Buy
12,718
+5,774
+83% +$15.1K ﹤0.01% 3258
2021
Q4 		$26K Sell
6,944
-57,211
-89% -$610K ﹤0.01% 3676
2021
Q3 		$780K Buy
+64,155
New +$592K ﹤0.01% 2162

Other funds holding CABA

Jennison Associates
Jennison Associates New York $167B AUM 44.17% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Norges Bank
Norges Bank Oslo, Norway $1T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Marshall Wace's CABA Position: Q2 2026 in Review

Marshall Wace reduced its Cabaletta Bio (CABA) stake by 28% in Q2 2026, selling an estimated $2.02M and leaving 1,565,939 shares worth $4.87M. The position accounts for ﹤0.01% of the portfolio, ranked #1392.

Marshall Wace first reported a position in CABA in Q3 2021 and has held it in 16 quarters since. The position peaked at $5.86M in Q1 2026. 86 funds tracked by Wall St. Rank hold CABA as of Q2 2026.

  • Marshall Wace held 1,565,939 shares of Cabaletta Bio worth $4.87M as of Q2 2026.
  • Marshall Wace sold 613,879 Cabaletta Bio shares in Q2 2026, an estimated $2.02M.
  • Cabaletta Bio made up ﹤0.01% of Marshall Wace's portfolio in Q2 2026, its #1392 holding.
  • Marshall Wace first reported a position in Cabaletta Bio in Q3 2021 and has held it in 16 quarters since.
  • Marshall Wace's Cabaletta Bio position peaked at $5.86M in Q1 2026.
  • 86 funds tracked by Wall St. Rank held Cabaletta Bio as of Q2 2026.

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