Wells Fargo
MBX

Wells Fargo’s MBX Biosciences MBX Stock Holding History

Wells Fargo’s Portfolio MBX Stock Details MBX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$321K Sell
10,762
-21,169
-66% -$720K ﹤0.01% 4394
2025
Q4 		$1.01M Buy
31,931
+20,176
+172% +$490K ﹤0.01% 3967
2025
Q3 		$206K Buy
11,755
+812
+7% +$10.9K ﹤0.01% 4917
2025
Q2 		$125K Buy
10,943
+4,966
+83% +$50.6K ﹤0.01% 5068
2025
Q1 		$44.1K Buy
5,977
+133
+2% +$1.41K ﹤0.01% 5443
2024
Q4 		$108K Buy
+5,844
New +$125K ﹤0.01% 5170

Other funds holding MBX

FLSM
Frazier Life Sciences Management Palo Alto, California $3.89B AUM 201.1% 1-Year Est. Return
O
OrbiMed New York $5.05B AUM 125.28% 1-Year Est. Return
NMC
NEA Management Company Timonium, Maryland $1.76B AUM 223.33% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
DTC
Deep Track Capital Greenwich, Connecticut $6.12B AUM 144% 1-Year Est. Return
NA
NVP Associates Menlo Park, California $176M AUM 208.78% 1-Year Est. Return
PCH
Polar Capital Holdings London, United Kingdom $28.2B AUM 115.26% 1-Year Est. Return
B
Braidwell Stamford, Connecticut $3B AUM 46.72% 1-Year Est. Return

Wells Fargo's MBX Position: Q1 2026 in Review

Wells Fargo reduced its MBX Biosciences (MBX) stake by 66% in Q1 2026, selling an estimated $720K and leaving 10,762 shares worth $321K. The position accounts for ﹤0.01% of the portfolio, ranked #4394.

Wells Fargo first reported a position in MBX in Q4 2024 and has held it in 6 quarters since. The position peaked at $1.01M in Q4 2025. 157 funds tracked by Wall St. Rank hold MBX as of Q1 2026.

  • Wells Fargo held 10,762 shares of MBX Biosciences worth $321K as of Q1 2026.
  • Wells Fargo sold 21,169 MBX Biosciences shares in Q1 2026, an estimated $720K.
  • MBX Biosciences made up ﹤0.01% of Wells Fargo's portfolio in Q1 2026, its #4394 holding.
  • Wells Fargo first reported a position in MBX Biosciences in Q4 2024 and has held it in 6 quarters since.
  • Wells Fargo's MBX Biosciences position peaked at $1.01M in Q4 2025.
  • 157 funds tracked by Wall St. Rank held MBX Biosciences as of Q1 2026.

Based on Wells Fargo's 13F filing for Q1 2026, filed 11 May 2026.