JY
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Jeff Yass’s Q32 Bio QTTB Stock Holding History

Jeff Yass’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 		$297K Buy
+23,342
New +$195K ﹤0.01% 11058
2025
Q3 		– Sell
-12,909
Closed -$19.2K – 14131
2025
Q2 		$19.2K Buy
12,909
+2,099
+19% +$3.58K ﹤0.01% 12341
2025
Q1 		$17.8K Buy
+10,810
New +$29.1K ﹤0.01% 12135
2024
Q1 		– Sell
-5,505
Closed -$60.2K – 13552
2023
Q4 		$60.2K Sell
5,505
-906
-14% -$13.2K ﹤0.01% 11638
2023
Q3 		$135K Buy
6,411
+2,997
+88% +$61.1K ﹤0.01% 10656
2023
Q2 		$54.4K Sell
3,414
-108
-3% -$1.94K ﹤0.01% 11304
2023
Q1 		$65.3K Sell
3,522
-100
-3% -$2.49K ﹤0.01% 11567
2022
Q4 		$82.2K Buy
3,622
+312
+9% +$8.28K ﹤0.01% 11113
2022
Q3 		$96K Sell
3,310
-3,027
-48% -$123K ﹤0.01% 11740
2022
Q2 		$225K Buy
6,337
+4,008
+172% +$137K ﹤0.01% 10339
2022
Q1 		$127K Sell
2,329
-5,293
-69% -$329K ﹤0.01% 11729
2021
Q4 		$499K Sell
7,622
-3,849
-34% -$374K ﹤0.01% 9229
2021
Q3 		$1.63M Sell
11,471
-6,829
-37% -$870K ﹤0.01% 6286
2021
Q2 		$2.4M Buy
18,300
+10,989
+150% +$1.37M ﹤0.01% 5506
2021
Q1 		$1.24M Buy
7,311
+1,189
+19% +$250K ﹤0.01% 7155
2020
Q4 		$1.24M Buy
6,122
+668
+12% +$129K ﹤0.01% 6187
2020
Q3 		$1.05M Buy
5,454
+3,390
+164% +$760K ﹤0.01% 6002
2020
Q2 		$564K Buy
2,064
+905
+78% +$241K ﹤0.01% 7122
2020
Q1 		$324K Sell
1,159
-368
-24% -$113K ﹤0.01% 7829
2019
Q4 		$569K Buy
1,527
+739
+94% +$212K ﹤0.01% 6715
2019
Q3 		$257K Sell
788
-257
-25% -$87.4K ﹤0.01% 8636
2019
Q2 		$368K Buy
+1,045
New +$411K ﹤0.01% 7904

Other funds holding QTTB

O
OrbiMed New York $5.4B AUM 163.13% 1-Year Est. Return
BCM
Boxer Capital Management San Diego, California $1.33B AUM 864.5% 1-Year Est. Return
AVLSA
Atlas Venture Life Science Advisors Cambridge, Massachusetts $881M AUM 160.77% 1-Year Est. Return
BI
BVF Inc San Francisco, California $3.91B AUM 304.52% 1-Year Est. Return
RCM
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
LGM
Logos Global Management San Francisco, California $2.32B AUM 536.01% 1-Year Est. Return
SC
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

Jeff Yass's QTTB Position: Q2 2026 in Review

Jeff Yass opened a new position in Q32 Bio (QTTB) in Q2 2026: 23,342 shares worth $297K. The stake represents ﹤0.01% of the portfolio and ranks #11058 among its holdings. This is a return to the name: Jeff Yass previously reported a position in QTTB as recently as Q2 2025.

Jeff Yass first reported a position in QTTB in Q2 2019 and has held it in 22 quarters since. The position peaked at $2.4M in Q2 2021. 72 funds tracked by Wall St. Rank hold QTTB as of Q2 2026.

  • Jeff Yass held 23,342 shares of Q32 Bio worth $297K as of Q2 2026.
  • Q32 Bio was a new Jeff Yass position in Q2 2026.
  • Q32 Bio made up ﹤0.01% of Jeff Yass's portfolio in Q2 2026, its #11058 holding.
  • Jeff Yass first reported a position in Q32 Bio in Q2 2019 and has held it in 22 quarters since.
  • Jeff Yass's Q32 Bio position peaked at $2.4M in Q2 2021.
  • 72 funds tracked by Wall St. Rank held Q32 Bio as of Q2 2026.

Based on Susquehanna International Group's 13F filing for Q2 2026, filed 14 Aug 2026.