JF
MBX

Jump Financial’s MBX Biosciences MBX Stock Holding History

Jump Financial’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 		$379K Buy
+12,700
New +$432K 0.01% 1377
2025
Q2 		– Sell
-28,996
Closed -$214K – 2256
2025
Q1 		$214K Buy
+28,996
New +$307K ﹤0.01% 1400

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

Jump Financial's MBX Position: Q1 2026 in Review

Jump Financial opened a new position in MBX Biosciences (MBX) in Q1 2026: 12,700 shares worth $379K. The stake represents 0.01% of the portfolio and ranks #1377 among its holdings. This is a return to the name: Jump Financial previously reported a position in MBX as recently as Q1 2025.

Jump Financial first reported a position in MBX in Q1 2025 and has held it in 2 quarters since. 157 funds tracked by Wall St. Rank hold MBX as of Q1 2026.

  • Jump Financial held 12,700 shares of MBX Biosciences worth $379K as of Q1 2026.
  • MBX Biosciences was a new Jump Financial position in Q1 2026.
  • MBX Biosciences made up 0.01% of Jump Financial's portfolio in Q1 2026, its #1377 holding.
  • Jump Financial first reported a position in MBX Biosciences in Q1 2025 and has held it in 2 quarters since.
  • 157 funds tracked by Wall St. Rank held MBX Biosciences as of Q1 2026.

Based on Jump Financial's 13F filing for Q1 2026, filed 14 May 2026.