TRCT
MBX

Tower Research Capital (TRC)’s MBX Biosciences MBX Stock Holding History

Tower Research Capital (TRC)’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
Q2 		$202K Buy
3,651
+2,240
+159% +$78.2K ﹤0.01% 1684
2026
Q1 		$42.1K Sell
1,411
-2,005
-59% -$68.2K ﹤0.01% 2898
2025
Q4 		$108K Buy
3,416
+2,149
+170% +$52.1K ﹤0.01% 1893
2025
Q3 		$22.2K Sell
1,267
-843
-40% -$11.3K ﹤0.01% 3225
2025
Q2 		$24.1K Buy
2,110
+745
+55% +$7.59K ﹤0.01% 3577
2025
Q1 		$10.1K Buy
1,365
+562
+70% +$5.94K ﹤0.01% 3679
2024
Q4 		$14.8K Buy
803
+649
+421% +$13.8K ﹤0.01% 3444
2024
Q3 		$4K Buy
+154
New +$3.52K ﹤0.01% 4710

Other funds holding MBX

FLSM
Frazier Life Sciences Management Palo Alto, California $4.59B AUM 237.58% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
NMC
NEA Management Company Timonium, Maryland $1.59B AUM 234.06% 1-Year Est. Return
O
OrbiMed New York $5.4B AUM 163.13% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
PBA
Paradigm Biocapital Advisors New York $5.34B AUM 380.18% 1-Year Est. Return
NA
NVP Associates Menlo Park, California $328M AUM 166.51% 1-Year Est. Return
DTC
Deep Track Capital Greenwich, Connecticut $6.87B AUM 205.24% 1-Year Est. Return
PCH
Polar Capital Holdings London, United Kingdom $42.4B AUM 181.11% 1-Year Est. Return

Tower Research Capital (TRC)'s MBX Position: Q2 2026 in Review

Tower Research Capital (TRC) increased its MBX Biosciences (MBX) stake by 159% in Q2 2026, buying an estimated $78.2K and bringing the position to 3,651 shares worth $202K. The position accounts for ﹤0.01% of the portfolio, ranked #1684.

Tower Research Capital (TRC) first reported a position in MBX in Q3 2024 and has held it in 8 quarters since. 172 funds tracked by Wall St. Rank hold MBX as of Q2 2026.

  • Tower Research Capital (TRC) held 3,651 shares of MBX Biosciences worth $202K as of Q2 2026.
  • Tower Research Capital (TRC) bought 2,240 MBX Biosciences shares in Q2 2026, an estimated $78.2K.
  • MBX Biosciences made up ﹤0.01% of Tower Research Capital (TRC)'s portfolio in Q2 2026, its #1684 holding.
  • Tower Research Capital (TRC) first reported a position in MBX Biosciences in Q3 2024 and has held it in 8 quarters since.
  • 172 funds tracked by Wall St. Rank held MBX Biosciences as of Q2 2026.

Based on Tower Research Capital (TRC)'s 13F filing for Q2 2026, filed 11 Aug 2026.