Group One Trading
MBIO icon

Group One Trading’s Mustang Bio MBIO Stock Holding History

Group One Trading’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
Q1 		$1 Hold
1
– – ﹤0.01% 7491
2025
Q4 		$1 Hold
1
– – ﹤0.01% 7979
2025
Q3 		$2 Hold
1
– – ﹤0.01% 8292
2025
Q2 		$1 Hold
1
– – ﹤0.01% 7843
2025
Q1 		$1 Hold
1
– – ﹤0.01% 7472
2024
Q4 		$10 Hold
1
– – ﹤0.01% 7149
2024
Q3 		$13 Hold
1
– – ﹤0.01% 6528
2024
Q2 		$26 Hold
1
– – ﹤0.01% 6584
2024
Q1 		$58 Hold
1
– – ﹤0.01% 6858
2023
Q4 		$76 Hold
1
– – ﹤0.01% 7210
2023
Q3 		$115 Hold
1
– – ﹤0.01% 7468
2023
Q2 		$348 Sell
1
-12
-92% -$3.01K ﹤0.01% 7408
2023
Q1 		$3.51K Sell
13
-8
-38% -$3.28K ﹤0.01% 6434
2022
Q4 		$6.18K Hold
21
– – ﹤0.01% 6243
2022
Q3 		$7K Hold
21
– – ﹤0.01% 6700
2022
Q2 		$9K Sell
21
-14
-40% -$7.75K ﹤0.01% 6812
2022
Q1 		$26K Sell
35
-9
-20% -$7.39K ﹤0.01% 6579
2021
Q4 		$54K Buy
44
+8
+22% +$12.9K ﹤0.01% 6269
2021
Q3 		$73K Buy
+36
New +$77.3K ﹤0.01% 6221
2021
Q1 		– Sell
-29
Closed -$86.2K – 7835
2020
Q4 		$82K Buy
29
+8
+38% +$19.1K ﹤0.01% 4699
2020
Q3 		$51K Buy
21
+8
+62% +$19.7K ﹤0.01% 4626
2020
Q2 		$32K Buy
+13
New +$30.4K ﹤0.01% 4604
2019
Q3 		– Sell
-7
Closed -$18K – 5377
2019
Q2 		$18K Buy
+7
New +$20K ﹤0.01% 4212

Other funds holding MBIO

KAS
Kestra Advisory Services Austin, Texas $26.4B AUM 21.05% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
VFT
Vanguard Fiduciary Trust Malvern, Pennsylvania $396B AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
CG
CFO4Life Group Coppell, Texas $656M AUM 17.88% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
TRCT
Tower Research Capital (TRC) New York $3.85B AUM 32.11% 1-Year Est. Return

Group One Trading's MBIO Position: Q1 2026 in Review

Group One Trading held its Mustang Bio (MBIO) position steady in Q1 2026 at 1 share worth $1. The position accounts for ﹤0.01% of the portfolio, ranked #7491.

Group One Trading first reported a position in MBIO in Q2 2019 and has held it in 23 quarters since. The position peaked at $82K in Q4 2020. 22 funds tracked by Wall St. Rank hold MBIO as of Q1 2026.

  • Group One Trading held 1 share of Mustang Bio worth $1 as of Q1 2026.
  • Group One Trading left its Mustang Bio share count unchanged in Q1 2026.
  • Mustang Bio made up ﹤0.01% of Group One Trading's portfolio in Q1 2026, its #7491 holding.
  • Group One Trading first reported a position in Mustang Bio in Q2 2019 and has held it in 23 quarters since.
  • Group One Trading's Mustang Bio position peaked at $82K in Q4 2020.
  • 22 funds tracked by Wall St. Rank held Mustang Bio as of Q1 2026.

Based on Group One Trading's 13F filing for Q1 2026, filed 13 May 2026.