MIRUM PHARMACEUTICALS INC (MIRM) Stock Ownership

USA • Nasdaq • NASDAQ:MIRM • US6047491013

103.22 USD
+0.3 (+0.29%)
At close: Jan 30, 2026
103.22 USD
0 (0%)
After Hours: 1/30/2026, 8:05:53 PM
MIRM Ownership Chart.MIRM Ownership Chart: showing Insider, Institutional ownership and shares available to the public.MIRM Ownership.InsiderInstitutional



Shares Outstanding51.39M
Float43.51M
Float Short Interest Percentage19.22%
Owners (insider)1.66%
Owners (institutional)99.71%
Owners (insider) change0.46%
Owners (institutional) change0.03%
MIRM Institutional Ownership HistoryMIRM Institutional Ownership HistoryMIRM Institutional Ownership History Sep 2021 Mar 2022 Sep 2022 Mar 2023 Sep 2023 Mar 2024 Sep 2024 Mar 2025 Sep 2025 10M 20M 30M 40M 50M
MIRM Historical Insider Transactions ChartMIRM Historical Insider Buy and Sell Transactions ChartMIRM Historical Insider Transactions Feb 2025 Mar 2025 Apr 2025 May 2025 Jun 2025 Jul 2025 Aug 2025 Sep 2025 Oct 2025 Nov 2025 Dec 2025 Jan 2026 0 100K -100K 200K 300K
Date Name Type Shares Price Amount
Jan 26, 2026 BJERKHOLT ERIC Open Market Sale 1053 96.19 $ 101,290.18
Jan 26, 2026 Radovich Peter Open Market Sale 3143 96.19 $ 302,331.46
Jan 26, 2026 Howe Jolanda Open Market Sale 842 96.19 $ 80,993.66
Jan 26, 2026 Peetz Christopher Open Market Sale 6831 96.19 $ 657,087.55
Jan 23, 2026 Heron Patrick J Other Aquisition 159277 $ 0.00
Jan 23, 2026 Heron Patrick J Open Market Purchase 131425 68.48 $ 8,999,984.00
Jan 23, 2026 BJERKHOLT ERIC Option Excercise 2667 $ 0.00
Jan 23, 2026 Radovich Peter Option Excercise 5750 $ 0.00
Jan 23, 2026 Howe Jolanda Option Excercise 1500 $ 0.00
Jan 23, 2026 Peetz Christopher Option Excercise 12500 $ 0.00
Jan 22, 2026 Howe Jolanda Open Market Sale 926 93.33 $ 86,419.14
Jan 22, 2026 Quan Joanne Open Market Sale 1822 93.33 $ 170,038.51
Jan 22, 2026 BJERKHOLT ERIC Open Market Sale 1421 93.33 $ 132,615.11
Jan 22, 2026 Radovich Peter Open Market Sale 2382 93.33 $ 222,300.63
Jan 22, 2026 Peetz Christopher Open Market Sale 7098 93.33 $ 662,422.27
Jan 21, 2026 Howe Jolanda Option Excercise 1542 $ 0.00
Jan 21, 2026 Quan Joanne Option Excercise 3334 $ 0.00
Jan 21, 2026 BJERKHOLT ERIC Option Excercise 3334 $ 0.00
Jan 21, 2026 Radovich Peter Option Excercise 4167 $ 0.00
Jan 21, 2026 Peetz Christopher Option Excercise 12797 $ 0.00
Jan 20, 2026 Quan Joanne Open Market Sale 6911 90.27 $ 623,853.21
Jan 16, 2026 Quan Joanne Option Excercise 12500 $ 0.00
Jan 15, 2026 Ramasastry Saira Option Excercise 2000 23.51 $ 47,020.00
Jan 15, 2026 Ramasastry Saira Open Market Sale 2000 90.99 $ 181,980.00
Dec 31, 2025 Peetz Christopher Other Disposition 21070 0.00 $ 0.00
Dec 22, 2025 Ramasastry Saira Option Excercise 5000 23.51 $ 117,550.00
Dec 22, 2025 Ramasastry Saira Open Market Sale 5000 80.00 $ 400,000.00
Dec 19, 2025 GREY MICHAEL G Option Excercise 50000 2.94 $ 146,800.00
Dec 19, 2025 GREY MICHAEL G Open Market Sale 50000 78.00 $ 3,900,000.00
Dec 18, 2025 Ramasastry Saira Option Excercise 2000 23.51 $ 47,020.00
Dec 18, 2025 Ramasastry Saira Open Market Sale 2000 69.73 $ 139,460.00
Dec 1, 2025 GREY MICHAEL G Option Excercise 50000 2.94 $ 146,800.00
Dec 1, 2025 GREY MICHAEL G Open Market Sale 50000 74.00 $ 3,700,000.00
Nov 21, 2025 GREY MICHAEL G Option Excercise 50000 2.94 $ 146,800.00
Nov 21, 2025 GREY MICHAEL G Open Market Sale 50000 70.00 $ 3,500,000.00
Nov 18, 2025 Peetz Christopher Option Excercise 19133 19.24 $ 368,118.92
Sep 12, 2025 BJERKHOLT ERIC Open Market Sale 9578 76.01 $ 728,023.78
Sep 11, 2025 Brege Laura Option Excercise 17000 15.00 $ 255,000.00
Sep 11, 2025 Brege Laura Open Market Sale 17000 74.40 $ 1,264,868.43
Sep 11, 2025 BJERKHOLT ERIC Option Excercise 18333 $ 0.00
Sep 8, 2025 Ramasastry Saira Option Excercise 17000 23.51 $ 399,670.00
Sep 8, 2025 Ramasastry Saira Open Market Sale 17000 $ 0.00
Aug 12, 2025 BJERKHOLT ERIC Option Excercise 2954 26.49 $ 78,251.46
Aug 11, 2025 BJERKHOLT ERIC Open Market Sale 8000 $ 0.00
Aug 11, 2025 Peetz Christopher Option Excercise 40000 2.94 $ 117,440.00
Aug 11, 2025 Peetz Christopher Open Market Sale 40000 62.00 $ 2,480,000.00
Aug 7, 2025 Howe Jolanda Option Excercise 10000 6.27 $ 62,700.00
Aug 7, 2025 Howe Jolanda Open Market Sale 10000 58.00 $ 580,000.00
Aug 7, 2025 Peetz Christopher Option Excercise 40000 2.94 $ 117,440.00
Aug 7, 2025 Peetz Christopher Open Market Sale 40000 55.25 $ 2,210,040.00
Jul 2, 2025 Howe Jolanda Open Market Sale 1041 48.63 $ 50,624.16
Jul 1, 2025 Howe Jolanda Option Excercise 1041 $ 0.00
Jun 11, 2025 Fairey William Open Market Sale 3203 48.42 $ 155,090.54
Jun 3, 2025 Ramasastry Saira Option Excercise 2500 14.12 $ 35,300.00
Jun 2, 2025 Ramasastry Saira Open Market Sale 8203 46.06 $ 377,843.47
May 29, 2025 Brege Laura Option Excercise 5703 $ 0.00
May 29, 2025 Fairey William Option Excercise 5703 $ 0.00
May 29, 2025 Cardon Lon Option Excercise 5703 $ 0.00
May 29, 2025 Walbert Timothy P Option Excercise 5703 $ 0.00
May 29, 2025 Ramasastry Saira Option Excercise 5703 $ 0.00
May 29, 2025 Heron Patrick J Option Excercise 5703 $ 0.00
Mar 18, 2025 Howe Jolanda Open Market Sale 2415 44.45 $ 107,342.89
Mar 17, 2025 Peetz Christopher Open Market Sale 27279 44.21 $ 1,206,121.89
Mar 17, 2025 Howe Jolanda Open Market Sale 57606 44.35 $ 2,554,762.72
Mar 17, 2025 Radovich Peter Open Market Sale 7879 44.21 $ 348,364.47
Mar 15, 2025 Howe Jolanda Option Excercise 58215 2.67 $ 155,526.00
Mar 15, 2025 Radovich Peter Option Excercise 14440 $ 0.00
Mar 15, 2025 Peetz Christopher Option Excercise 50000 $ 0.00
Mar 14, 2025 Heron Patrick J Open Market Purchase 549 44.11 $ 24,214.01
Mar 10, 2025 Heron Patrick J Open Market Purchase 2298 43.31 $ 99,517.93
Mar 6, 2025 Heron Patrick J Open Market Purchase 1915 43.69 $ 83,661.30
Mar 4, 2025 Radovich Peter Open Market Sale 14850 45.58 $ 676,928.28
Mar 4, 2025 Heron Patrick J Open Market Purchase 1602 45.40 $ 72,723.92
Mar 3, 2025 Peetz Christopher Option Excercise 40000 2.94 $ 117,440.00
Mar 3, 2025 Peetz Christopher Open Market Sale 40000 46.91 $ 1,876,352.64
Feb 3, 2025 Radovich Peter Open Market Sale 2627 48.22 $ 126,680.77
Feb 3, 2025 Peetz Christopher Open Market Sale 9102 48.22 $ 438,921.19
Feb 3, 2025 Howe Jolanda Open Market Sale 1064 48.22 $ 51,308.74