Citadel Advisors
MBIO icon

Citadel Advisors’s Mustang Bio MBIO Stock Holding History

Citadel Advisors’s Portfolio MBIO Stock Details MBIO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$41.7K Buy
59,459
+6,259
+12% +$4.45K ﹤0.01% 13208
2026
Q1 		$38.7K Sell
53,200
-31,565
-37% -$29.7K ﹤0.01% 12498
2025
Q4 		$83.2K Buy
+84,765
New +$112K ﹤0.01% 11775
2025
Q3 		– Sell
-28,069
Closed -$26.8K – 13560
2025
Q2 		$26.8K Buy
+28,069
New +$34K ﹤0.01% 12031
2024
Q4 		– Sell
-2,255
Closed -$26.5K – 15033
2024
Q3 		$26.5K Buy
+2,255
New +$37.3K ﹤0.01% 12548
2023
Q2 		– Sell
-77
Closed -$21.2K – 14874
2023
Q1 		$21.2K Buy
+77
New +$31.6K ﹤0.01% 13028
2022
Q3 		– Sell
-738
Closed -$342K – 13201
2022
Q2 		$324K Buy
738
+687
+1,347% +$380K ﹤0.01% 9637
2022
Q1 		$39K Sell
51
-138
-73% -$113K ﹤0.01% 12953
2021
Q4 		$236K Buy
189
+70
+59% +$113K ﹤0.01% 11494
2021
Q3 		$240K Sell
119
-151
-56% -$324K ﹤0.01% 11568
2021
Q2 		$673K Buy
270
+168
+165% +$412K ﹤0.01% 9333
2021
Q1 		$253K Sell
102
-94
-48% -$279K ﹤0.01% 11206
2020
Q4 		$556K Sell
196
-91
-32% -$218K ﹤0.01% 7943
2020
Q3 		$679K Buy
287
+240
+511% +$592K ﹤0.01% 6749
2020
Q2 		$112K Sell
47
-3
-6% -$7.01K ﹤0.01% 8933
2020
Q1 		$101K Buy
50
+8
+19% +$20.5K ﹤0.01% 8631
2019
Q4 		$129K Buy
42
+9
+27% +$20.6K ﹤0.01% 8438
2019
Q3 		$81K Buy
33
+18
+120% +$49.2K ﹤0.01% 8567
2019
Q2 		$42K Buy
+15
New +$42.8K ﹤0.01% 8781
2019
Q1 		– Sell
-15
Closed -$34K – 9632
2018
Q4 		$34K Sell
15
-6
-29% -$18.2K ﹤0.01% 8583
2018
Q3 		$93K Buy
+21
New +$105K ﹤0.01% 8600

Other funds holding MBIO

KAS
Kestra Advisory Services Austin, Texas $31B AUM 28.39% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
CG
CFO4Life Group Coppell, Texas $743M AUM 25.26% 1-Year Est. Return
Vanguard Fiduciary Trust
Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
XT
XTX Topco George Town, Cayman Islands $7.72B AUM 32.88% 1-Year Est. Return
VF
Virtu Financial New York $3.18B AUM 65.92% 1-Year Est. Return
TSS
Two Sigma Securities New York $1.16B AUM 36.23% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return

Citadel Advisors's MBIO Position: Q2 2026 in Review

Citadel Advisors increased its Mustang Bio (MBIO) stake by 12% in Q2 2026, buying an estimated $4.45K and bringing the position to 59,459 shares worth $41.7K. The position accounts for ﹤0.01% of the portfolio, ranked #13208.

Citadel Advisors first reported a position in MBIO in Q3 2018 and has held it in 21 quarters since. The position peaked at $679K in Q3 2020. 23 funds tracked by Wall St. Rank hold MBIO as of Q2 2026.

  • Citadel Advisors held 59,459 shares of Mustang Bio worth $41.7K as of Q2 2026.
  • Citadel Advisors bought 6,259 Mustang Bio shares in Q2 2026, an estimated $4.45K.
  • Mustang Bio made up ﹤0.01% of Citadel Advisors's portfolio in Q2 2026, its #13208 holding.
  • Citadel Advisors first reported a position in Mustang Bio in Q3 2018 and has held it in 21 quarters since.
  • Citadel Advisors's Mustang Bio position peaked at $679K in Q3 2020.
  • 23 funds tracked by Wall St. Rank held Mustang Bio as of Q2 2026.

Based on Citadel Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.