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Cullen/Frost Bankers’s Mustang Bio MBIO Stock Holding History

Cullen/Frost Bankers’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 		$9 Hold
13
– – ﹤0.01% 1391
2026
Q1 		$9 Hold
13
– – ﹤0.01% 1371
2025
Q4 		$13 Buy
+13
New +$17 ﹤0.01% 1447

Other funds holding MBIO

KAS
Kestra Advisory Services Austin, Texas $31B AUM 28.39% 1-Year Est. Return
SS
SBI Securities Tokyo, Japan $4.4B AUM 74.25% 1-Year Est. Return
NS
NBC Securities Birmingham, Alabama $1.48B AUM 31.07% 1-Year Est. Return

Cullen/Frost Bankers's MBIO Position: Q2 2026 in Review

Cullen/Frost Bankers held its Mustang Bio (MBIO) position steady in Q2 2026 at 13 shares worth $9. The position accounts for ﹤0.01% of the portfolio, ranked #1391.

Cullen/Frost Bankers first reported a position in MBIO in Q4 2025 and has held it in 3 quarters since. The position peaked at $13 in Q4 2025. 4 funds tracked by Wall St. Rank hold MBIO as of Q2 2026.

  • Cullen/Frost Bankers held 13 shares of Mustang Bio worth $9 as of Q2 2026.
  • Cullen/Frost Bankers left its Mustang Bio share count unchanged in Q2 2026.
  • Mustang Bio made up ﹤0.01% of Cullen/Frost Bankers's portfolio in Q2 2026, its #1391 holding.
  • Cullen/Frost Bankers first reported a position in Mustang Bio in Q4 2025 and has held it in 3 quarters since.
  • Cullen/Frost Bankers's Mustang Bio position peaked at $13 in Q4 2025.
  • 4 funds tracked by Wall St. Rank held Mustang Bio as of Q2 2026.

Based on Cullen/Frost Bankers's 13F filing for Q2 2026, filed 27 Jul 2026.