AllianceBernstein
BLUE

AllianceBernstein’s bluebird bio BLUE Stock Holding History

AllianceBernstein’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
-14,723
Closed -$71.8K – 3245
2025
Q1 		$71.8K Hold
14,723
– – ﹤0.01% 3096
2024
Q4 		$123K Sell
14,723
-4
-0% -$35 ﹤0.01% 3105
2024
Q3 		$153K Hold
14,727
– – ﹤0.01% 3074
2024
Q2 		$290K Buy
14,727
+6,277
+74% +$126K ﹤0.01% 2922
2024
Q1 		$216K Hold
8,450
– – ﹤0.01% 2913
2023
Q4 		$233K Buy
8,450
+568
+7% +$34.6K ﹤0.01% 2937
2023
Q3 		$479K Hold
7,882
– – ﹤0.01% 2595
2023
Q2 		$519K Buy
7,882
+2,941
+60% +$215K ﹤0.01% 2622
2023
Q1 		$314K Sell
4,941
-78
-2% -$8.91K ﹤0.01% 2756
2022
Q4 		$695K Sell
5,019
-1,040
-17% -$147K ﹤0.01% 2469
2022
Q3 		$767K Sell
6,059
-392
-6% -$44.4K ﹤0.01% 2429
2022
Q2 		$534K Buy
6,451
+3,834
+147% +$297K ﹤0.01% 2654
2022
Q1 		$254K Sell
2,617
-635
-20% -$83.8K ﹤0.01% 2927
2021
Q4 		$650K Sell
3,252
-3,250
-50% -$767K ﹤0.01% 2630
2021
Q3 		$1.61M Hold
6,502
– – ﹤0.01% 2280
2021
Q2 		$2.69M Buy
6,502
+4,784
+278% +$1.9M ﹤0.01% 2006
2021
Q1 		$671K Sell
1,718
-786
-31% -$387K ﹤0.01% 2561
2020
Q4 		$1.4M Sell
2,504
-3,918
-61% -$2.48M ﹤0.01% 2161
2020
Q3 		$4.49M Buy
6,422
+3,960
+161% +$3.09M ﹤0.01% 1386
2020
Q2 		$1.95M Sell
2,462
-3,300
-57% -$2.49M ﹤0.01% 1860
2020
Q1 		$3.43M Buy
5,762
+1,590
+38% +$1.55M ﹤0.01% 1362
2019
Q4 		$4.74M Buy
4,172
+2,162
+108% +$2.35M ﹤0.01% 1456
2019
Q3 		$2.39M Sell
2,010
-1,351
-40% -$2.06M ﹤0.01% 1819
2019
Q2 		$5.54M Buy
3,361
+727
+28% +$1.26M ﹤0.01% 1361
2019
Q1 		$5.37M Buy
2,634
+262
+11% +$461K ﹤0.01% 1346
2018
Q4 		$3.05M Sell
2,372
-21,731
-90% -$33.3M ﹤0.01% 1583
2018
Q3 		$45.6M Sell
24,103
-720
-3% -$1.49M 0.03% 555
2018
Q2 		$50.5M Buy
24,823
+2,882
+13% +$6.57M 0.04% 501
2018
Q1 		$48.5M Buy
21,941
+14,810
+208% +$37.7M 0.04% 491
2017
Q4 		$16.5M Buy
7,131
+1,001
+16% +$2.03M 0.01% 833
2017
Q3 		$10.9M Sell
6,130
-361
-6% -$504K 0.01% 921
2017
Q2 		$8.83M Sell
6,491
-137
-2% -$165K 0.01% 969
2017
Q1 		$7.8M Buy
6,628
+2,211
+50% +$2.26M 0.01% 1002
2016
Q4 		$3.53M Buy
4,417
+77
+2% +$61.1K ﹤0.01% 1416
2016
Q3 		$3.81M Sell
4,340
-54
-1% -$39.1K ﹤0.01% 1288
2016
Q2 		$2.46M Buy
4,394
+2,886
+191% +$1.63M ﹤0.01% 1527
2016
Q1 		$830K Buy
1,508
+16
+1% +$9.83K ﹤0.01% 2201
2015
Q4 		$1.24M Sell
1,492
-15
-1% -$15K ﹤0.01% 1993
2015
Q3 		$1.67M Buy
1,507
+40
+3% +$72.9K ﹤0.01% 1794
2015
Q2 		$3.2M Sell
1,467
-1,546
-51% -$3.15M ﹤0.01% 1400
2015
Q1 		$4.71M Buy
3,013
+296
+11% +$391K ﹤0.01% 1149
2014
Q4 		$3.23M Buy
2,717
+424
+18% +$283K ﹤0.01% 1391
2014
Q3 		$1.07M Buy
2,293
+54
+2% +$24.9K ﹤0.01% 2153
2014
Q2 		$1.12M Buy
2,239
+2,235
+55,875% +$716K ﹤0.01% 2178
2014
Q1 		$1K Hold
4
– – ﹤0.01% 3516
2013
Q4 		$1K Hold
4
– – ﹤0.01% 3318
2013
Q3 		$2K Buy
+4
New +$1.49K ﹤0.01% 3227

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

AllianceBernstein's BLUE Position: Q2 2025 in Review

AllianceBernstein sold out of bluebird bio (BLUE) in Q2 2025, closing a stake of 14,723 shares — an estimated $71.8K sold.

AllianceBernstein first reported a position in BLUE in Q3 2013 and held it in 47 quarters. The position peaked at $50.5M in Q2 2018. 3 funds tracked by Wall St. Rank hold BLUE as of Q2 2025.

  • AllianceBernstein reported no remaining bluebird bio position as of Q2 2025 after selling out during the quarter.
  • AllianceBernstein sold 14,723 bluebird bio shares in Q2 2025, an estimated $71.8K.
  • AllianceBernstein first reported a position in bluebird bio in Q3 2013 and held it in 47 quarters.
  • AllianceBernstein's bluebird bio position peaked at $50.5M in Q2 2018.
  • 3 funds tracked by Wall St. Rank held bluebird bio as of Q2 2025.

Based on AllianceBernstein's 13F filing for Q2 2025, filed 14 Aug 2025.