Simplex Trading
BLUE

Simplex Trading’s bluebird bio BLUE Stock Holding History

Simplex Trading’s Portfolio BLUE Stock Details BLUE Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q2 		– Sell
-466,300
Closed -$2.27M – 8652
2025
Q1 		$2.27M Buy
466,300
+131,700
+39% +$792K ﹤0.01% 1912
2024
Q4 		$2.79M Buy
334,600
+318,250
+1,946% +$2.78M ﹤0.01% 1916
2024
Q3 		$170K Buy
16,350
+8,565
+110% +$142K ﹤0.01% 4683
2024
Q2 		$153K Sell
7,785
-3,915
-33% -$78.4K ﹤0.01% 4917
2024
Q1 		$299K Sell
11,700
-8,045
-41% -$206K ﹤0.01% 4395
2023
Q4 		$544K Buy
19,745
+10,945
+124% +$667K ﹤0.01% 3606
2023
Q3 		$535K Sell
8,800
-405
-4% -$28.4K ﹤0.01% 3321
2023
Q2 		$605K Sell
9,205
-6,055
-40% -$443K ﹤0.01% 3108
2023
Q1 		$970K Buy
15,260
+8,340
+121% +$952K ﹤0.01% 2611
2022
Q4 		$1.07M Buy
6,920
+4,390
+174% +$618K ﹤0.01% 2400
2022
Q3 		$414K Sell
2,530
-8,055
-76% -$911K ﹤0.01% 3681
2022
Q2 		$1.05M Buy
10,585
+8,400
+384% +$651K ﹤0.01% 2555
2022
Q1 		$352K Buy
2,185
+310
+17% +$40.9K ﹤0.01% 4312
2021
Q4 		$316K Sell
1,875
-2,217
-54% -$523K ﹤0.01% 4483
2021
Q3 		$1.72M Hold
4,092
– – ﹤0.01% 2362
2021
Q2 		$1.69M Buy
4,092
+4,007
+4,714% +$1.59M ﹤0.01% 2391
2021
Q1 		$3.31M Buy
85
+28
+49% +$13.8K 0.01% 1144
2020
Q4 		$3.18M Buy
57
+12
+27% +$7.61K ﹤0.01% 1342
2020
Q3 		$3.13M Buy
45
+19
+73% +$14.8K ﹤0.01% 1167
2020
Q2 		$2.08M Buy
26
+1
+4% +$754 ﹤0.01% 1476
2020
Q1 		$1.48M Sell
25
-14
-36% -$13.6K ﹤0.01% 1527
2019
Q4 		$4.38M Buy
39
+17
+77% +$18.5K 0.01% 885
2019
Q3 		$2.56M Buy
22
+4
+22% +$6.11K 0.01% 1138
2019
Q2 		$3.04M Hold
18
– – 0.01% 1004
2019
Q1 		$3.57M Sell
18
-11
-38% -$19.4K 0.01% 915
2018
Q4 		$3.76M Buy
29
+17
+142% +$26.1K 0.01% 712
2018
Q3 		$2.34M Sell
12
-20
-63% -$41.3K 0.01% 1118
2018
Q2 		$6.56M Buy
32
+1
+3% +$2.28K 0.03% 463
2018
Q1 		$567K Buy
31
+18
+138% +$45.8K 0.02% 658
2017
Q4 		$71K Sell
13
-2
-13% -$4.06K ﹤0.01% 2099
2017
Q3 		$40K Sell
15
-12
-44% -$16.8K ﹤0.01% 2506
2017
Q2 		$118K Buy
27
+16
+145% +$19.3K 0.01% 1611
2017
Q1 		$30K Sell
11
-5
-31% -$5.1K ﹤0.01% 2837
2016
Q4 		$80K Sell
16
-10
-38% -$7.94K ﹤0.01% 1727
2016
Q3 		$306K Buy
26
+14
+117% +$10.1K 0.02% 758
2016
Q2 		$388K Hold
12
– – 0.03% 646
2016
Q1 		$453K Sell
12
-11
-48% -$6.76K 0.04% 493
2015
Q4 		$609K Buy
23
+7
+44% +$6.99K 0.05% 351
2015
Q3 		$786K Buy
16
+3
+23% +$5.47K 0.06% 299
2015
Q2 		$172K Buy
13
+1
+8% +$2.04K 0.01% 876
2015
Q1 		$80K Buy
12
+4
+50% +$5.28K 0.01% 1233
2014
Q4 		$57K Buy
+8
New +$5.35K 0.01% 1285

Other funds holding BLUE

Russell Investments Group
Russell Investments Group London, United Kingdom $93.1B AUM 28.26% 1-Year Est. Return
Barclays
Barclays London, United Kingdom $416B AUM 33.63% 1-Year Est. Return
IA
IFP Advisors Tampa, Florida $5.54B AUM 27.43% 1-Year Est. Return

Simplex Trading's BLUE Position: Q2 2025 in Review

Simplex Trading sold out of bluebird bio (BLUE) in Q2 2025, closing a stake of 53,134 shares — an estimated $259K sold.

Simplex Trading first reported a position in BLUE in Q4 2014 and held it in 38 quarters. The position peaked at $3.61M in Q2 2018. 3 funds tracked by Wall St. Rank hold BLUE as of Q2 2025.

  • Simplex Trading reported no remaining bluebird bio position as of Q2 2025 after selling out during the quarter.
  • Simplex Trading sold 53,134 bluebird bio shares in Q2 2025, an estimated $259K.
  • Simplex Trading first reported a position in bluebird bio in Q4 2014 and held it in 38 quarters.
  • Simplex Trading's bluebird bio position peaked at $3.61M in Q2 2018.
  • 3 funds tracked by Wall St. Rank held bluebird bio as of Q2 2025.

Based on Simplex Trading's 13F filing for Q2 2025, filed 5 Aug 2025.