Jane Street’s bluebird bio BLUE Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2025
Q2 | – | Sell |
-45,800
| Closed | -$224K | – | 9653 |
|
|
2025
Q1 | $224K | Buy |
+45,800
| New | +$275K | ﹤0.01% | 8286 |
|
|
2024
Q2 | – | Sell |
-795
| Closed | -$20.4K | – | 9381 |
|
|
2024
Q1 | $20.4K | Sell |
795
-11,180
| -93% | -$287K | ﹤0.01% | 8899 |
|
|
2023
Q4 | $331K | Buy |
11,975
+3,545
| +42% | +$216K | ﹤0.01% | 7465 |
|
|
2023
Q3 | $513K | Sell |
8,430
-1,970
| -19% | -$138K | ﹤0.01% | 6261 |
|
|
2023
Q2 | $684K | Sell |
10,400
-8,065
| -44% | -$590K | ﹤0.01% | 5831 |
|
|
2023
Q1 | $1.17M | Buy |
18,465
+15,745
| +579% | +$1.8M | ﹤0.01% | 4721 |
|
|
2022
Q4 | $376K | Sell |
2,720
-10,635
| -80% | -$1.5M | ﹤0.01% | 6633 |
|
|
2022
Q3 | $1.69M | Buy |
13,355
+2,190
| +20% | +$248K | ﹤0.01% | 4495 |
|
|
2022
Q2 | $924K | Buy |
11,165
+10,475
| +1,518% | +$812K | ﹤0.01% | 5625 |
|
|
2022
Q1 | $67K | Sell |
690
-1,485
| -68% | -$196K | ﹤0.01% | 9595 |
|
|
2021
Q4 | $435K | Sell |
2,175
-12,400
| -85% | -$2.93M | ﹤0.01% | 7509 |
|
|
2021
Q3 | $3.61M | Buy |
14,575
+3,867
| +36% | +$1.11M | ﹤0.01% | 3315 |
|
|
2021
Q2 | $4.44M | Sell |
10,708
-4,230
| -28% | -$1.68M | ﹤0.01% | 2855 |
|
|
2021
Q1 | $5.83M | Buy |
14,938
+4,377
| +41% | +$2.16M | ﹤0.01% | 2186 |
|
|
2020
Q4 | $5.92M | Buy |
10,561
+2,177
| +26% | +$1.38M | ﹤0.01% | 1930 |
|
|
2020
Q3 | $5.86M | Buy |
8,384
+2,911
| +53% | +$2.27M | ﹤0.01% | 1687 |
|
|
2020
Q2 | $4.33M | Buy |
5,473
+4,307
| +369% | +$3.25M | ﹤0.01% | 2028 |
|
|
2020
Q1 | $694K | Sell |
1,166
-3,813
| -77% | -$3.72M | ﹤0.01% | 3262 |
|
|
2019
Q4 | $5.66M | Buy |
4,979
+1,281
| +35% | +$1.39M | 0.01% | 982 |
|
|
2019
Q3 | $4.4M | Buy |
3,698
+3,111
| +530% | +$4.75M | 0.01% | 1089 |
|
|
2019
Q2 | $967K | Sell |
587
-810
| -58% | -$1.4M | ﹤0.01% | 2741 |
|
|
2019
Q1 | $2.85M | Sell |
1,397
-502
| -26% | -$884K | ﹤0.01% | 1644 |
|
|
2018
Q4 | $2.44M | Buy |
1,899
+1,127
| +146% | +$1.73M | 0.01% | 1530 |
|
|
2018
Q3 | $1.46M | Sell |
772
-1,343
| -63% | -$2.77M | ﹤0.01% | 2275 |
|
|
2018
Q2 | $4.3M | Buy |
2,115
+779
| +58% | +$1.78M | 0.01% | 1181 |
|
|
2018
Q1 | $2.95M | Sell |
1,336
-1,343
| -50% | -$3.42M | 0.01% | 1427 |
|
|
2017
Q4 | $6.18M | Sell |
2,679
-2,324
| -46% | -$4.72M | 0.02% | 752 |
|
|
2017
Q3 | $8.9M | Buy |
5,003
+3,042
| +155% | +$4.25M | 0.03% | 569 |
|
|
2017
Q2 | $2.67M | Buy |
+1,961
| New | +$2.37M | 0.01% | 1228 |
|
|
2017
Q1 | – | Sell |
-973
| Closed | -$777K | – | 4134 |
|
|
2016
Q4 | $777K | Buy |
973
+518
| +114% | +$411K | ﹤0.01% | 2362 |
|
|
2016
Q3 | $400K | Buy |
455
+7
| +2% | +$5.07K | ﹤0.01% | 3000 |
|
|
2016
Q2 | $251K | Sell |
448
-401
| -47% | -$227K | ﹤0.01% | 3512 |
|
|
2016
Q1 | $468K | Sell |
849
-116
| -12% | -$71.2K | ﹤0.01% | 2681 |
|
|
2015
Q4 | $803K | Buy |
965
+780
| +422% | +$779K | 0.01% | 1977 |
|
|
2015
Q3 | $205K | Sell |
185
-39
| -17% | -$71.1K | ﹤0.01% | 3163 |
|
|
2015
Q2 | $488K | Buy |
+224
| New | +$456K | ﹤0.01% | 2318 |
|
Other funds holding BLUE
Jane Street's BLUE Position: Q1 2025 in Review
Jane Street sold out of bluebird bio (BLUE) in Q1 2025, closing a stake of 40,288 shares — an estimated $242K sold.
Jane Street first reported a position in BLUE in Q2 2014 and held it in 42 quarters. The position peaked at $5.49M in Q2 2018. 85 funds tracked by Wall St. Rank hold BLUE as of Q1 2025.
- Jane Street reported no remaining bluebird bio position as of Q1 2025 after selling out during the quarter.
- Jane Street sold 40,288 bluebird bio shares in Q1 2025, an estimated $242K.
- Jane Street first reported a position in bluebird bio in Q2 2014 and held it in 42 quarters.
- Jane Street's bluebird bio position peaked at $5.49M in Q2 2018.
- 85 funds tracked by Wall St. Rank held bluebird bio as of Q1 2025.
Based on Jane Street's 13F filing for Q1 2025, filed 14 May 2025.