State Street’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 |
-19,993
| Closed | -$114K | – | 4299 |
|
|
2025
Q4 | $114K | Hold |
19,993
| – | – | ﹤0.01% | 4027 |
|
|
2025
Q3 | $122K | Sell |
19,993
-619
| -3% | -$3.21K | ﹤0.01% | 4014 |
|
|
2025
Q2 | $66K | Sell |
20,612
-79,962
| -80% | -$308K | ﹤0.01% | 4049 |
|
|
2025
Q1 | $407K | Sell |
100,574
-3,339
| -3% | -$23.5K | ﹤0.01% | 3635 |
|
|
2024
Q4 | $1.1M | Buy |
103,913
+4,694
| +5% | +$83.7K | ﹤0.01% | 3472 |
|
|
2024
Q3 | $2.45M | Buy |
99,219
+1,167
| +1% | +$30.9K | ﹤0.01% | 3257 |
|
|
2024
Q2 | $2.77M | Buy |
98,052
+1,591
| +2% | +$51.7K | ﹤0.01% | 3188 |
|
|
2024
Q1 | $3.93M | Buy |
96,461
+4,262
| +5% | +$100K | ﹤0.01% | 3024 |
|
|
2023
Q4 | $1.52M | Buy |
92,199
+824
| +0.9% | +$14.4K | ﹤0.01% | 3384 |
|
|
2023
Q3 | $3.46M | Buy |
91,375
+504
| +0.6% | +$23.9K | ﹤0.01% | 3095 |
|
|
2023
Q2 | $5M | Buy |
90,871
+1,196
| +1% | +$54.9K | ﹤0.01% | 2999 |
|
|
2023
Q1 | $3.86M | Sell |
89,675
-2,805
| -3% | -$136K | ﹤0.01% | 3087 |
|
|
2022
Q4 | $3.63M | Buy |
92,480
+631
| +0.7% | +$33.1K | ﹤0.01% | 3177 |
|
|
2022
Q3 | $4.88M | Buy |
91,849
+356
| +0.4% | +$22.3K | ﹤0.01% | 3072 |
|
|
2022
Q2 | $6M | Buy |
91,493
+5,599
| +7% | +$366K | ﹤0.01% | 3006 |
|
|
2022
Q1 | $6.3M | Sell |
85,894
-108,897
| -56% | -$6.31M | ﹤0.01% | 3069 |
|
|
2021
Q4 | $13.8M | Buy |
194,791
+13,536
| +7% | +$2.36M | ﹤0.01% | 2717 |
|
|
2021
Q3 | $45.4M | Sell |
181,255
-43,165
| -19% | -$10.3M | ﹤0.01% | 1877 |
|
|
2021
Q2 | $60.4M | Buy |
224,420
+13,157
| +6% | +$3.94M | ﹤0.01% | 1703 |
|
|
2021
Q1 | $60.1M | Buy |
211,263
+157,857
| +296% | +$50.5M | ﹤0.01% | 1604 |
|
|
2020
Q4 | $15.1M | Buy |
53,406
+38,990
| +270% | +$12.5M | ﹤0.01% | 2400 |
|
|
2020
Q3 | $4.46M | Buy |
+14,416
| New | +$3.45M | ﹤0.01% | 2839 |
|
Other funds holding GBIO
State Street's GBIO Position: Q1 2026 in Review
State Street sold out of Generation Bio (GBIO) in Q1 2026, closing a stake of 19,993 shares — an estimated $114K sold.
State Street first reported a position in GBIO in Q3 2020 and held it in 22 quarters. The position peaked at $60.4M in Q2 2021. 2 funds tracked by Wall St. Rank hold GBIO as of Q1 2026.
- State Street reported no remaining Generation Bio position as of Q1 2026 after selling out during the quarter.
- State Street sold 19,993 Generation Bio shares in Q1 2026, an estimated $114K.
- State Street first reported a position in Generation Bio in Q3 2020 and held it in 22 quarters.
- State Street's Generation Bio position peaked at $60.4M in Q2 2021.
- 2 funds tracked by Wall St. Rank held Generation Bio as of Q1 2026.
Based on State Street's 13F filing for Q1 2026, filed 15 May 2026.