Two Sigma Investments’s Generation Bio GBIO Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
Sell
-50,557
Closed -$287K 4709
2025
Q4
$287K Buy
50,557
+38,115
+306% +$215K ﹤0.01% 3596
2025
Q3
$76.1K Buy
12,442
+1,846
+17% +$9.56K ﹤0.01% 3502
2025
Q2
$33.9K Buy
10,596
+41
+0.4% +$158 ﹤0.01% 3092
2025
Q1
$42.7K Sell
10,555
-1,485
-12% -$10.4K ﹤0.01% 3061
2024
Q4
$128K Sell
12,040
-2,950
-20% -$52.6K ﹤0.01% 2940
2024
Q3
$370K Sell
14,990
-7,952
-35% -$210K ﹤0.01% 2590
2024
Q2
$647K Sell
22,942
-8,473
-27% -$275K ﹤0.01% 2233
2024
Q1
$1.28M Sell
31,415
-293
-0.9% -$6.9K ﹤0.01% 1784
2023
Q4
$523K Buy
+31,708
New +$553K ﹤0.01% 2435
2022
Q4
Sell
-3,157
Closed -$168K 2901
2022
Q3
$168K Buy
3,157
+1,957
+163% +$122K ﹤0.01% 2146
2022
Q2
$79K Sell
1,200
-10,292
-90% -$673K ﹤0.01% 2295
2022
Q1
$844K Sell
11,492
-12,806
-53% -$742K ﹤0.01% 1785
2021
Q4
$1.72M Buy
+24,298
New +$4.24M ﹤0.01% 2059

Other funds holding GBIO

Two Sigma Investments's GBIO Position: Q1 2026 in Review

Two Sigma Investments sold out of Generation Bio (GBIO) in Q1 2026, closing a stake of 50,557 shares — an estimated $287K sold.

Two Sigma Investments first reported a position in GBIO in Q4 2021 and held it in 13 quarters. The position peaked at $1.72M in Q4 2021. 2 funds tracked by Wall St. Rank hold GBIO as of Q1 2026.

  • Two Sigma Investments reported no remaining Generation Bio position as of Q1 2026 after selling out during the quarter.
  • Two Sigma Investments sold 50,557 Generation Bio shares in Q1 2026, an estimated $287K.
  • Two Sigma Investments first reported a position in Generation Bio in Q4 2021 and held it in 13 quarters.
  • Two Sigma Investments's Generation Bio position peaked at $1.72M in Q4 2021.
  • 2 funds tracked by Wall St. Rank held Generation Bio as of Q1 2026.

Based on Two Sigma Investments's 13F filing for Q1 2026, filed 15 May 2026.