VF
OSTX

Virtu Financial’s OS Therapies Inc OSTX Stock Holding History

Virtu Financial’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
2025
Q4 		– Sell
-75,801
Closed -$149K – 2335
2025
Q3 		$149K Buy
75,801
+54,269
+252% +$108K 0.01% 973
2025
Q2 		$40K Buy
+21,532
New +$36.3K ﹤0.01% 1172
2024
Q4 		– Sell
-10,045
Closed -$28K – 2159
2024
Q3 		$28K Buy
+10,045
New +$36K ﹤0.01% 1093

Other funds holding OSTX

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
CM
CM Management Gulf Breeze, Florida $120M AUM 37.12% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 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
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
ISL
Ingalls & Snyder LLC New York $2.83B AUM 21.61% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

Virtu Financial's OSTX Position: Q4 2025 in Review

Virtu Financial sold out of OS Therapies Inc (OSTX) in Q4 2025, closing a stake of 75,801 shares — an estimated $149K sold.

Virtu Financial first reported a position in OSTX in Q3 2024 and held it in 3 quarters. The position peaked at $149K in Q3 2025. 25 funds tracked by Wall St. Rank hold OSTX as of Q4 2025.

  • Virtu Financial reported no remaining OS Therapies Inc position as of Q4 2025 after selling out during the quarter.
  • Virtu Financial sold 75,801 OS Therapies Inc shares in Q4 2025, an estimated $149K.
  • Virtu Financial first reported a position in OS Therapies Inc in Q3 2024 and held it in 3 quarters.
  • Virtu Financial's OS Therapies Inc position peaked at $149K in Q3 2025.
  • 25 funds tracked by Wall St. Rank held OS Therapies Inc as of Q4 2025.

Based on Virtu Financial's 13F filing for Q4 2025, filed 23 Feb 2026.