TRCT
OSTX

Tower Research Capital (TRC)’s OS Therapies Inc OSTX Stock Holding History

Tower Research Capital (TRC)’s Portfolio OSTX Stock Details OSTX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$5.89K Buy
4,179
+4,091
+4,649% +$5.81K ﹤0.01% 4093
2025
Q4 		$123 Sell
88
-4,079
-98% -$7.36K ﹤0.01% 5029
2025
Q3 		$8.17K Buy
4,167
+1,617
+63% +$3.2K ﹤0.01% 4061
2025
Q2 		$4.79K Buy
+2,550
New +$4.29K ﹤0.01% 4266

Other funds holding OSTX

VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return
CM
CM Management Gulf Breeze, Florida $120M AUM 37.12% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
HFS
Howard Financial Services Dallas, Texas $1B AUM 20.02% 1-Year Est. Return
VFT
Vanguard Fiduciary Trust Malvern, Pennsylvania $396B AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Tower Research Capital (TRC)'s OSTX Position: Q1 2026 in Review

Tower Research Capital (TRC) increased its OS Therapies Inc (OSTX) stake by 4,649% in Q1 2026, buying an estimated $5.81K and bringing the position to 4,179 shares worth $5.89K. The position accounts for ﹤0.01% of the portfolio, ranked #4093.

Tower Research Capital (TRC) first reported a position in OSTX in Q2 2025 and has held it in 4 quarters since. The position peaked at $8.17K in Q3 2025. 29 funds tracked by Wall St. Rank hold OSTX as of Q1 2026.

  • Tower Research Capital (TRC) held 4,179 shares of OS Therapies Inc worth $5.89K as of Q1 2026.
  • Tower Research Capital (TRC) bought 4,091 OS Therapies Inc shares in Q1 2026, an estimated $5.81K.
  • OS Therapies Inc made up ﹤0.01% of Tower Research Capital (TRC)'s portfolio in Q1 2026, its #4093 holding.
  • Tower Research Capital (TRC) first reported a position in OS Therapies Inc in Q2 2025 and has held it in 4 quarters since.
  • Tower Research Capital (TRC)'s OS Therapies Inc position peaked at $8.17K in Q3 2025.
  • 29 funds tracked by Wall St. Rank held OS Therapies Inc as of Q1 2026.

Based on Tower Research Capital (TRC)'s 13F filing for Q1 2026, filed 15 May 2026.