Marshall Wace
ISBA

Marshall Wace’s Isabella Bank ISBA Stock Holding History

Marshall Wace’s Portfolio ISBA Stock Details ISBA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$785K Sell
19,865
-33,813
-63% -$1.45M ﹤0.01% 2320
2026
Q1 		$2.45M Buy
53,678
+29,960
+126% +$1.45M ﹤0.01% 1666
2025
Q4 		$1.19M Buy
+23,718
New +$1M ﹤0.01% 1846

Other funds holding ISBA

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Fiduciary Trust
Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM
HI
Harbour Investments Madison, Wisconsin $7.43B AUM 24.49% 1-Year Est. Return
Victory Capital Management
Victory Capital Management San Antonio, Texas $178B AUM 37.23% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Marshall Wace's ISBA Position: Q2 2026 in Review

Marshall Wace reduced its Isabella Bank (ISBA) stake by 63% in Q2 2026, selling an estimated $1.45M and leaving 19,865 shares worth $785K. The position accounts for ﹤0.01% of the portfolio, ranked #2320.

Marshall Wace first reported a position in ISBA in Q4 2025 and has held it in 3 quarters since. The position peaked at $2.45M in Q1 2026. 59 funds tracked by Wall St. Rank hold ISBA as of Q2 2026.

  • Marshall Wace held 19,865 shares of Isabella Bank worth $785K as of Q2 2026.
  • Marshall Wace sold 33,813 Isabella Bank shares in Q2 2026, an estimated $1.45M.
  • Isabella Bank made up ﹤0.01% of Marshall Wace's portfolio in Q2 2026, its #2320 holding.
  • Marshall Wace first reported a position in Isabella Bank in Q4 2025 and has held it in 3 quarters since.
  • Marshall Wace's Isabella Bank position peaked at $2.45M in Q1 2026.
  • 59 funds tracked by Wall St. Rank held Isabella Bank as of Q2 2026.

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