Skip to content
Disclosery

Potomac Capital Management, Inc.: ECHO position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Potomac Capital Management, Inc. on ECHO, newest first. How the timeline and the estimate are built.

Potomac Capital Management, Inc. held 166,277 ECHO 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 166,277 shares
    Change vs previous 13F -31,723 shares

    12.64% of the 13F portfolio, value $17,278,674.

    13F-HR 0001104659-26-097069 filed by Potomac Capital Management, Inc.
    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 198,000 shares
    Change vs previous 13F -50,900 shares

    20.25% of the 13F portfolio, value $23,179,860.

    13F-HR 0001104659-26-061140 filed by Potomac Capital Management, Inc.
    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 248,900 shares
    Change vs previous 13F not available

    22.64% of the 13F portfolio, value $27,055,430.

    13F-HR 0001418746-26-000001 filed by Potomac Capital Management, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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