Wellington Management Group
LBRX

Wellington Management Group’s LB Pharmaceuticals LBRX Stock Holding History

Wellington Management Group’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 		$1.91M Buy
58,891
+6,251
+12% +$184K ﹤0.01% 1637
2026
Q1 		$1.3M Buy
+52,640
New +$1.21M ﹤0.01% 1626
2025
Q4 		– Sell
-344,657
Closed -$5.44M – 2120
2025
Q3 		$5.44M Buy
+344,657
New +$5.47M ﹤0.01% 1425

Other funds holding LBRX

DTC
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
RCM
RA Capital Management Boston, Massachusetts $11.5B AUM 168.77% 1-Year Est. Return
TECP
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
CC
Commodore Capital New York $1.68B AUM 375.52% 1-Year Est. Return
TCM
TCG Crossover Management Palo Alto, California $4.16B AUM 983.43% 1-Year Est. Return
CP
Caligan Partners New York $2.13B AUM 758.65% 1-Year Est. Return
SSC
Spruce Street Capital New York $510M AUM
NCM
Nantahala Capital Management New Canaan, Connecticut $3.01B AUM 119.46% 1-Year Est. Return

Wellington Management Group's LBRX Position: Q2 2026 in Review

Wellington Management Group increased its LB Pharmaceuticals (LBRX) stake by 12% in Q2 2026, buying an estimated $184K and bringing the position to 58,891 shares worth $1.91M. The position accounts for ﹤0.01% of the portfolio, ranked #1637.

Wellington Management Group first reported a position in LBRX in Q3 2025 and has held it in 3 quarters since. The position peaked at $5.44M in Q3 2025. 115 funds tracked by Wall St. Rank hold LBRX as of Q2 2026.

  • Wellington Management Group held 58,891 shares of LB Pharmaceuticals worth $1.91M as of Q2 2026.
  • Wellington Management Group bought 6,251 LB Pharmaceuticals shares in Q2 2026, an estimated $184K.
  • LB Pharmaceuticals made up ﹤0.01% of Wellington Management Group's portfolio in Q2 2026, its #1637 holding.
  • Wellington Management Group first reported a position in LB Pharmaceuticals in Q3 2025 and has held it in 3 quarters since.
  • Wellington Management Group's LB Pharmaceuticals position peaked at $5.44M in Q3 2025.
  • 115 funds tracked by Wall St. Rank held LB Pharmaceuticals as of Q2 2026.

Based on Wellington Management Group's 13F filing for Q2 2026, filed 14 Aug 2026.