Citadel Advisors’s Regenxbio RGNX Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$168K Sell
20,000
-1,700
-8% -$17.9K ﹤0.01% 11588
2025
Q4
$312K Sell
21,700
-21,200
-49% -$264K ﹤0.01% 10044
2025
Q3
$414K Buy
42,900
+16,900
+65% +$149K ﹤0.01% 9579
2025
Q2
$213K Sell
26,000
-8,300
-24% -$69.5K ﹤0.01% 10534
2025
Q1
$245K Buy
34,300
+2,600
+8% +$19.3K ﹤0.01% 10030
2024
Q4
$245K Buy
31,700
+16,000
+102% +$150K ﹤0.01% 10077
2024
Q3
$165K Buy
15,700
+6,400
+69% +$78K ﹤0.01% 10441
2024
Q2
$109K Sell
9,300
-800
-8% -$12.5K ﹤0.01% 10801
2024
Q1
$213K Sell
10,100
-2,900
-22% -$51.6K ﹤0.01% 10185
2023
Q4
$233K Buy
13,000
+1,500
+13% +$26.4K ﹤0.01% 9642
2023
Q3
$189K Buy
11,500
+6,000
+109% +$109K ﹤0.01% 10000
2023
Q2
$110K Sell
5,500
-1,700
-24% -$32.8K ﹤0.01% 10788
2023
Q1
$136K Buy
7,200
+3,000
+71% +$66.4K ﹤0.01% 10795
2022
Q4
$95.3K Buy
+4,200
New +$94.9K ﹤0.01% 11288
2022
Q3
Sell
-9,100
Closed -$225K 13456
2022
Q2
$225K Sell
9,100
-6,500
-42% -$162K ﹤0.01% 10454
2022
Q1
$518K Buy
15,600
+7,500
+93% +$208K ﹤0.01% 9304
2021
Q4
$265K Sell
8,100
-63,400
-89% -$2.16M ﹤0.01% 11204
2021
Q3
$3M Buy
71,500
+60,500
+550% +$2.18M ﹤0.01% 5368
2021
Q2
$427K Sell
11,000
-3,500
-24% -$125K ﹤0.01% 10408
2021
Q1
$495K Sell
14,500
-11,900
-45% -$508K ﹤0.01% 9697
2020
Q4
$1.2M Buy
26,400
+9,600
+57% +$335K ﹤0.01% 6411
2020
Q3
$462K Buy
16,800
+2,700
+19% +$88K ﹤0.01% 7439
2020
Q2
$519K Sell
14,100
-20,600
-59% -$768K ﹤0.01% 7006
2020
Q1
$1.12M Sell
34,700
-29,700
-46% -$1.24M ﹤0.01% 5127
2019
Q4
$2.64M Buy
64,400
+39,000
+154% +$1.54M ﹤0.01% 3987
2019
Q3
$904K Sell
25,400
-5,700
-18% -$231K ﹤0.01% 5765
2019
Q2
$1.6M Sell
31,100
-3,500
-10% -$175K ﹤0.01% 4906
2019
Q1
$1.98M Sell
34,600
-4,200
-11% -$208K ﹤0.01% 4483
2018
Q4
$1.63M Buy
38,800
+9,700
+33% +$569K ﹤0.01% 4484
2018
Q3
$2.2M Buy
29,100
+17,800
+158% +$1.28M ﹤0.01% 4245
2018
Q2
$811K Buy
11,300
+1,600
+16% +$76.4K ﹤0.01% 5565
2018
Q1
$290K Buy
+9,700
New +$282K ﹤0.01% 6799

Other funds holding RGNX

Citadel Advisors's RGNX Position: Q1 2026 in Review

Citadel Advisors sold out of Regenxbio (RGNX) in Q1 2026, closing a stake of 46,641 shares — an estimated $490K sold.

Citadel Advisors first reported a position in RGNX in Q3 2015 and held it in 38 quarters. The position peaked at $37.1M in Q3 2018. 178 funds tracked by Wall St. Rank hold RGNX as of Q1 2026.

  • Citadel Advisors reported no remaining Regenxbio position as of Q1 2026 after selling out during the quarter.
  • Citadel Advisors sold 46,641 Regenxbio shares in Q1 2026, an estimated $490K.
  • Citadel Advisors first reported a position in Regenxbio in Q3 2015 and held it in 38 quarters.
  • Citadel Advisors's Regenxbio position peaked at $37.1M in Q3 2018.
  • 178 funds tracked by Wall St. Rank held Regenxbio as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.