GSC
OSTX

Ground Swell Capital’s OS Therapies Inc OSTX Stock Holding History

Ground Swell Capital’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
-20,462
Closed -$40.1K – 193
2025
Q3 		$40.1K Buy
+20,462
New +$40.5K 0.09% 105

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 $5.72T AUM 30.48% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 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

Ground Swell Capital's OSTX Position: Q4 2025 in Review

Ground Swell Capital sold out of OS Therapies Inc (OSTX) in Q4 2025, closing a stake of 20,462 shares — an estimated $40.1K sold.

Ground Swell Capital first reported a position in OSTX in Q3 2025 and held it in 1 quarter. The position peaked at $40.1K in Q3 2025. 25 funds tracked by Wall St. Rank hold OSTX as of Q4 2025.

  • Ground Swell Capital reported no remaining OS Therapies Inc position as of Q4 2025 after selling out during the quarter.
  • Ground Swell Capital sold 20,462 OS Therapies Inc shares in Q4 2025, an estimated $40.1K.
  • Ground Swell Capital first reported a position in OS Therapies Inc in Q3 2025 and held it in 1 quarter.
  • Ground Swell Capital's OS Therapies Inc position peaked at $40.1K in Q3 2025.
  • 25 funds tracked by Wall St. Rank held OS Therapies Inc as of Q4 2025.

Based on Ground Swell Capital's 13F filing for Q4 2025, filed 4 Feb 2026.