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Citadel Advisors LLC

SEC CIK
0001423053
Latest filing
Sep 1, 2026

MBX holding history

MBX Biosciences, Inc. in every 13F filed by Citadel Advisors LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

MBX overviewAll 13F holders of MBXFull Q2 2026 holdings

Shares (Q2 2026)
0
Sold out in Q2 2026
Value
$0
% of portfolio
0.0%
Quarters held
5
Since Q3 2024
Holdings of MBX by Citadel Advisors LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20260$00.0%−932,833−100.0%Sold outHolders
Q1 2026932,833$27.8M<0.1%+122,976+15.2%AddedHolders
Q4 2025809,857$25.5M<0.1%−186,226−18.7%ReducedHolders
Q3 2025996,083$17.4M<0.1%+996,083NewHolders
Q1 20250$00.0%−220,330−100.0%Sold outHolders
Q4 2024220,330$4.06M<0.1%+84,722+62.5%AddedHolders
Q3 2024135,608$3.52M<0.1%+135,608NewHolders