Marshall Wace
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Marshall Wace’s Q32 Bio QTTB Stock Holding History

Marshall Wace’s Portfolio QTTB Stock Details QTTB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$854K Buy
67,045
+14,605
+28% +$122K ﹤0.01% 2282
2026
Q1 		$337K Buy
+52,440
New +$249K ﹤0.01% 2613
2025
Q3 		– Sell
-16,928
Closed -$25.2K – 3503
2025
Q2 		$25.2K Buy
+16,928
New +$28.9K ﹤0.01% 2627
2023
Q1 		– Sell
-1,154
Closed -$26.2K – 3182
2022
Q4 		$26.2K Sell
1,154
-522
-31% -$13.9K ﹤0.01% 2862
2022
Q3 		$48K Buy
1,676
+482
+40% +$19.7K ﹤0.01% 3242
2022
Q2 		$42K Buy
+1,194
New +$40.8K ﹤0.01% 3338
2021
Q3 		– Sell
-22,578
Closed -$2.95M – 3501
2021
Q2 		$2.95M Buy
+22,578
New +$2.82M 0.01% 1162
2020
Q2 		– Sell
-242
Closed -$68K – 2009
2020
Q1 		$68K Buy
+242
New +$74.1K ﹤0.01% 1383
2019
Q4 		– Sell
-114
Closed -$37K – 2133
2019
Q3 		$37K Sell
114
-733
-87% -$249K ﹤0.01% 1535
2019
Q2 		$298K Buy
847
+699
+472% +$275K ﹤0.01% 1185
2019
Q1 		$74K Buy
+148
New +$66.2K ﹤0.01% 1482

Other funds holding QTTB

OrbiMed
OrbiMed New York $5.4B AUM 163.13% 1-Year Est. Return
Boxer Capital Management
Boxer Capital Management San Diego, California $1.33B AUM 864.5% 1-Year Est. Return
Atlas Venture Life Science Advisors
Atlas Venture Life Science Advisors Cambridge, Massachusetts $881M AUM 160.77% 1-Year Est. Return
BVF Inc
BVF Inc San Francisco, California $3.91B AUM 304.52% 1-Year Est. Return
RA Capital Management
RA Capital Management Boston, Massachusetts $11.5B AUM 168.77% 1-Year Est. Return
Point72 Asset Management
Point72 Asset Management Stamford, Connecticut $90.7B AUM 77.13% 1-Year Est. Return
OM
Opaleye Management Boston, Massachusetts $1.1B AUM 197.64% 1-Year Est. Return
Logos Global Management
Logos Global Management San Francisco, California $2.32B AUM 536.01% 1-Year Est. Return
SummitTX Capital
SummitTX Capital Fort Worth, Texas $3.89B AUM 55.94% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Marshall Wace's QTTB Position: Q2 2026 in Review

Marshall Wace increased its Q32 Bio (QTTB) stake by 28% in Q2 2026, buying an estimated $122K and bringing the position to 67,045 shares worth $854K. The position accounts for ﹤0.01% of the portfolio, ranked #2282.

Marshall Wace first reported a position in QTTB in Q1 2019 and has held it in 11 quarters since. The position peaked at $2.95M in Q2 2021. 72 funds tracked by Wall St. Rank hold QTTB as of Q2 2026.

  • Marshall Wace held 67,045 shares of Q32 Bio worth $854K as of Q2 2026.
  • Marshall Wace bought 14,605 Q32 Bio shares in Q2 2026, an estimated $122K.
  • Q32 Bio made up ﹤0.01% of Marshall Wace's portfolio in Q2 2026, its #2282 holding.
  • Marshall Wace first reported a position in Q32 Bio in Q1 2019 and has held it in 11 quarters since.
  • Marshall Wace's Q32 Bio position peaked at $2.95M in Q2 2021.
  • 72 funds tracked by Wall St. Rank held Q32 Bio as of Q2 2026.

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