Quadrature Capital
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Quadrature Capital’s LB Pharmaceuticals LBRX Stock Holding History

Quadrature Capital’s Portfolio LBRX Stock Details LBRX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$777K Buy
23,955
+14,024
+141% +$412K 0.01% 827
2026
Q1 		$245K Buy
+9,931
New +$229K ﹤0.01% 1051

Other funds holding LBRX

Deep Track Capital
Deep Track Capital Greenwich, Connecticut $6.87B AUM 205.24% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
RA Capital Management
RA Capital Management Boston, Massachusetts $11.5B AUM 168.77% 1-Year Est. Return
Trails Edge Capital Partners
Trails Edge Capital Partners Atlanta, Georgia $630M AUM
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Commodore Capital
Commodore Capital New York $1.68B AUM 375.52% 1-Year Est. Return
TCG Crossover Management
TCG Crossover Management Palo Alto, California $4.16B AUM 983.43% 1-Year Est. Return
Caligan Partners
Caligan Partners New York $2.13B AUM 758.65% 1-Year Est. Return
Spruce Street Capital
Spruce Street Capital New York $510M AUM
Nantahala Capital Management
Nantahala Capital Management New Canaan, Connecticut $3.01B AUM 119.46% 1-Year Est. Return

Quadrature Capital's LBRX Position: Q2 2026 in Review

Quadrature Capital increased its LB Pharmaceuticals (LBRX) stake by 141% in Q2 2026, buying an estimated $412K and bringing the position to 23,955 shares worth $777K. The position accounts for 0.01% of the portfolio, ranked #827.

Quadrature Capital first reported a position in LBRX in Q1 2026 and has held it in 2 quarters since. 114 funds tracked by Wall St. Rank hold LBRX as of Q2 2026.

  • Quadrature Capital held 23,955 shares of LB Pharmaceuticals worth $777K as of Q2 2026.
  • Quadrature Capital bought 14,024 LB Pharmaceuticals shares in Q2 2026, an estimated $412K.
  • LB Pharmaceuticals made up 0.01% of Quadrature Capital's portfolio in Q2 2026, its #827 holding.
  • Quadrature Capital first reported a position in LB Pharmaceuticals in Q1 2026 and has held it in 2 quarters since.
  • 114 funds tracked by Wall St. Rank held LB Pharmaceuticals as of Q2 2026.

Based on Quadrature Capital's 13F filing for Q2 2026, filed 7 Aug 2026.