BlackRock’s Regenxbio RGNX Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$76.6M Buy
6,397,440
+614,632
+11% +$5.1M ﹤0.01% 2384
2026
Q1
$48.5M Buy
5,782,808
+25,997
+0.5% +$273K ﹤0.01% 2521
2025
Q4
$82.9M Sell
5,756,811
-614,082
-10% -$7.65M ﹤0.01% 2223
2025
Q3
$61.5M Sell
6,370,893
-388,200
-6% -$3.43M ﹤0.01% 2381
2025
Q2
$55.5M Buy
6,759,093
+1,304,573
+24% +$10.9M ﹤0.01% 2388
2025
Q1
$39M Sell
5,454,520
-11,582
-0.2% -$86.2K ﹤0.01% 2511
2024
Q4
$42.3M Sell
5,466,102
-3,378,364
-38% -$31.7M ﹤0.01% 2561
2024
Q3
$92.8M Buy
8,844,466
+235,128
+3% +$2.87M ﹤0.01% 2132
2024
Q2
$101M Buy
8,609,338
+1,010,096
+13% +$15.7M ﹤0.01% 2026
2024
Q1
$160M Sell
7,599,242
-608,306
-7% -$10.8M ﹤0.01% 1784
2023
Q4
$147M Buy
8,207,548
+181,058
+2% +$3.19M ﹤0.01% 1850
2023
Q3
$132M Sell
8,026,490
-242,482
-3% -$4.39M ﹤0.01% 1824
2023
Q2
$165M Buy
8,268,972
+228,182
+3% +$4.4M ﹤0.01% 1712
2023
Q1
$152M Buy
8,040,790
+1,354,440
+20% +$30M ﹤0.01% 1749
2022
Q4
$152M Buy
6,686,350
+135,074
+2% +$3.05M ﹤0.01% 1718
2022
Q3
$173M Sell
6,551,276
-76,847
-1% -$2.28M 0.01% 1582
2022
Q2
$164M Buy
6,628,123
+39,308
+0.6% +$982K 0.01% 1677
2022
Q1
$219M Buy
6,588,815
+17,377
+0.3% +$483K 0.01% 1609
2021
Q4
$215M Buy
6,571,438
+209,635
+3% +$7.14M 0.01% 1686
2021
Q3
$267M Buy
6,361,803
+160,702
+3% +$5.78M 0.01% 1504
2021
Q2
$241M Sell
6,201,101
-102,939
-2% -$3.68M 0.01% 1632
2021
Q1
$215M Buy
6,304,040
+870,668
+16% +$37.1M 0.01% 1678
2020
Q4
$246M Sell
5,433,372
-223,270
-4% -$7.8M 0.01% 1457
2020
Q3
$156M Buy
5,656,642
+110,366
+2% +$3.6M 0.01% 1599
2020
Q2
$204M Buy
5,546,276
+511,587
+10% +$19.1M 0.01% 1349
2020
Q1
$163M Sell
5,034,689
-194,191
-4% -$8.09M 0.01% 1313
2019
Q4
$214M Buy
5,228,880
+79,449
+2% +$3.14M 0.01% 1428
2019
Q3
$183M Buy
5,149,431
+102,328
+2% +$4.15M 0.01% 1472
2019
Q2
$259M Buy
5,047,103
+169,888
+3% +$8.48M 0.01% 1232
2019
Q1
$280M Buy
4,877,215
+54,253
+1% +$2.69M 0.01% 1164
2018
Q4
$202M Buy
4,822,962
+95,917
+2% +$5.63M 0.01% 1303
2018
Q3
$357M Buy
4,727,045
+508,632
+12% +$36.6M 0.02% 1028
2018
Q2
$303M Buy
4,218,413
+1,997,447
+90% +$95.4M 0.01% 1105
2018
Q1
$66.3M Sell
2,220,966
-63,540
-3% -$1.85M ﹤0.01% 2098
2017
Q4
$76M Sell
2,284,506
-718,533
-24% -$21.6M ﹤0.01% 2038
2017
Q3
$99M Buy
3,003,039
+160,014
+6% +$3.6M 0.01% 1862
2017
Q2
$56.1M Buy
2,843,025
+462,434
+19% +$8.95M ﹤0.01% 2169
2017
Q1
$45.9M Buy
2,380,591
+2,375,549
+47,115% +$45.8M ﹤0.01% 2276
2016
Q4
$94K Sell
5,042
-1,562
-24% -$29.8K ﹤0.01% 2578
2016
Q3
$93K Buy
6,604
+1,726
+35% +$19K ﹤0.01% 2637
2016
Q2
$39K Buy
4,878
+4,775
+4,636% +$53K ﹤0.01% 3048
2016
Q1
$1K Buy
103
+3
+3% +$38 ﹤0.01% 3551
2015
Q4
$2K Buy
+100
New +$1.99K ﹤0.01% 3326

Other funds holding RGNX

BlackRock's RGNX Position: Q2 2026 in Review

BlackRock increased its Regenxbio (RGNX) stake by 11% in Q2 2026, buying an estimated $5.1M and bringing the position to 6,397,440 shares worth $76.6M. The position accounts for ﹤0.01% of the portfolio, ranked #2384.

BlackRock first reported a position in RGNX in Q4 2015 and has held it in 43 quarters since. The position peaked at $357M in Q3 2018. 165 funds tracked by Wall St. Rank hold RGNX as of Q2 2026.

  • BlackRock held 6,397,440 shares of Regenxbio worth $76.6M as of Q2 2026.
  • BlackRock bought 614,632 Regenxbio shares in Q2 2026, an estimated $5.1M.
  • Regenxbio made up ﹤0.01% of BlackRock's portfolio in Q2 2026, its #2384 holding.
  • BlackRock first reported a position in Regenxbio in Q4 2015 and has held it in 43 quarters since.
  • BlackRock's Regenxbio position peaked at $357M in Q3 2018.
  • 165 funds tracked by Wall St. Rank held Regenxbio as of Q2 2026.

Based on BlackRock's 13F filing for Q2 2026, filed 7 Aug 2026.