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
2024
Q1 		– Sell
-644
Closed -$7.08K – 13551
2023
Q4 		$7.08K Sell
644
-1,412
-69% -$20.6K ﹤0.01% 12105
2023
Q3 		$43.3K Buy
+2,056
New +$41.9K ﹤0.01% 11362
2023
Q2 		– Sell
-800
Closed -$14.8K – 13319
2023
Q1 		$14.8K Sell
800
-1,972
-71% -$49.1K ﹤0.01% 12122
2022
Q4 		$62.9K Buy
2,772
+28
+1% +$743 ﹤0.01% 11267
2022
Q3 		$80K Buy
2,744
+1,972
+255% +$80.4K ﹤0.01% 11890
2022
Q2 		$27K Sell
772
-272
-26% -$9.29K ﹤0.01% 12272
2022
Q1 		$57K Sell
1,044
-1,367
-57% -$84.9K ﹤0.01% 12255
2021
Q4 		$158K Buy
2,411
+1,578
+189% +$153K ﹤0.01% 11734
2021
Q3 		$118K Buy
833
+222
+36% +$28.3K ﹤0.01% 11962
2021
Q2 		$80K Buy
+611
New +$76.3K ﹤0.01% 12177
2021
Q1 		– Sell
-1,000
Closed -$203K – 12936
2020
Q4 		$203K Sell
1,000
-2,244
-69% -$434K ﹤0.01% 10018
2020
Q3 		$625K Buy
+3,244
New +$727K ﹤0.01% 7207
2020
Q2 		– Sell
-1,006
Closed -$281K – 11072
2020
Q1 		$281K Buy
+1,006
New +$308K ﹤0.01% 8106

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.