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MBX BIOSCIENCES INC (MBX) Stock Ownership and Short Interest

USA - Nasdaq - NASDAQ:MBX - US55287L1017 - Common Stock

31.97 USD
+1.43 (+4.68%)
Last: 12/5/2025, 8:00:00 PM
32.05 USD
+0.08 (+0.25%)
After Hours: 12/5/2025, 8:00:00 PM
MBX Ownership Chart.MBX Ownership Chart: showing Insider, Institutional ownership and shares available to the public.MBX Ownership.InsiderInstitutionalPublic



Shares Outstanding44.90M
Float33.02M
Float Short Interest Percentage14.02%
Owners (insider)3.1%
Owners (institutional)80.04%
Owners (insider) change1.7%
Owners (institutional) change34.58%
MBX Institutional Ownership HistoryMBX Institutional Ownership HistoryMBX Institutional Ownership History Sep 2024 Dec 2024 Mar 2025 Jun 2025 Sep 2025 10M 20M 30M 40M
MBX Historical Insider Transactions ChartMBX Historical Insider Buy and Sell Transactions ChartMBX Historical Insider Transactions Jan 2025 Feb 2025 Mar 2025 Apr 2025 May 2025 Jun 2025 Jul 2025 Aug 2025 Sep 2025 Oct 2025 Nov 2025 Dec 2025 1M 2M 3M
Date Name Type Shares Price Amount
Oct 24, 2025 Hawryluk P. Kent Option Excercise 182859 3.25 $ 594,291.75
Oct 20, 2025 Hawryluk P. Kent Open Market Purchase 20000 13.64 $ 272,790.00
Oct 17, 2025 Hoerter Steven L. Open Market Purchase 20000 13.25 $ 264,984.00
Sep 26, 2025 Heron Patrick J Open Market Purchase 666666 18.00 $ 11,999,988.00
Sep 26, 2025 FHMLS X, L.P. Open Market Purchase 666666 18.00 $ 11,999,988.00
Sep 26, 2025 FHMLS X, L.L.C. Open Market Purchase 666666 18.00 $ 11,999,988.00
Sep 26, 2025 Topper James N Open Market Purchase 666666 18.00 $ 11,999,988.00
Sep 26, 2025 Frazier Life Sciences X, L.P. Open Market Purchase 666666 18.00 $ 11,999,988.00
Apr 8, 2025 Pescovitz Ora H. Open Market Purchase 7693 5.89 $ 45,311.77
Feb 14, 2025 GORDON CARL L Open Market Purchase 190672 10.60 $ 2,020,755.60
Feb 14, 2025 ORBIMED ADVISORS LLC Open Market Purchase 190672 10.60 $ 2,020,755.60
Feb 14, 2025 OrbiMed Capital GP VII LLC Open Market Purchase 190672 10.60 $ 2,020,755.60
Feb 14, 2025 OrbiMed Genesis GP LLC Open Market Purchase 190672 10.60 $ 2,020,755.60
Feb 4, 2025 Hawryluk P. Kent Open Market Purchase 50000 10.69 $ 534,500.00