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DISCIPLINED GROWTH INVESTORS INC /MN: ALRM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of DISCIPLINED GROWTH INVESTORS INC /MN on ALRM, newest first. How the timeline and the estimate are built.

DISCIPLINED GROWTH INVESTORS INC /MN held 3,585,614 ALRM shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 3,585,614 shares
    Change vs previous 13F +316,628 shares

    2.84% of the 13F portfolio, value $167,519,886.

    13F-HR 0001050442-26-000021 filed by DISCIPLINED GROWTH INVESTORS INC /MN
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F 3,268,986 shares
    Change vs previous 13F -148,531 shares

    2.89% of the 13F portfolio, value $141,187,505.

    13F-HR 0001050442-26-000011 filed by DISCIPLINED GROWTH INVESTORS INC /MN
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F 3,417,517 shares
    Change vs previous 13F +85,422 shares

    3.34% of the 13F portfolio, value $174,361,717.

    13F-HR 0001050442-26-000001 filed by DISCIPLINED GROWTH INVESTORS INC /MN
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2025-09-30
    13F 3,332,095 shares
    Change vs previous 13F -159,729 shares

    3.2% of the 13F portfolio, value $176,867,603.

    13F-HR 0001050442-25-000034 filed by DISCIPLINED GROWTH INVESTORS INC /MN
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  5. period ended2025-06-30
    13F 3,491,824 shares
    Change vs previous 13F +102,481 shares

    3.78% of the 13F portfolio, value $197,532,484.

    13F-HR 0001050442-25-000021 filed by DISCIPLINED GROWTH INVESTORS INC /MN
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  6. period ended2025-03-31
    13F 3,389,343 shares
    Change vs previous 13F +447,787 shares

    3.9% of the 13F portfolio, value $188,616,938.

    13F-HR 0001050442-25-000009 filed by DISCIPLINED GROWTH INVESTORS INC /MN
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  7. period ended2024-12-31
    13F 2,941,556 shares
    Change vs previous 13F +66,707 shares

    3.4% of the 13F portfolio, value $178,846,605.

    13F-HR 0001050442-25-000007 filed by DISCIPLINED GROWTH INVESTORS INC /MN
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  8. period ended2024-09-30
    13F 2,874,849 shares
    Change vs previous 13F not available

    2.97% of the 13F portfolio, value $157,167,995.

    13F-HR 0001050442-24-000028 filed by DISCIPLINED GROWTH INVESTORS INC /MN
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).