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SILVERCREST ASSET MANAGEMENT GROUP LLC: AMPX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of SILVERCREST ASSET MANAGEMENT GROUP LLC on AMPX, newest first. How the timeline and the estimate are built.

SILVERCREST ASSET MANAGEMENT GROUP LLC held 305,581 AMPX 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 305,581 shares
    Change vs previous 13F -14,298 shares

    0.03% of the 13F portfolio, value $4,235,353.

    13F-HR 0001193125-26-352195 filed by SILVERCREST ASSET MANAGEMENT GROUP LLC
    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 319,879 shares
    Change vs previous 13F -39,507 shares

    0.04% of the 13F portfolio, value $5,393,160.

    13F-HR 0001193125-26-225668 filed by SILVERCREST ASSET MANAGEMENT GROUP LLC
    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 359,386 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $2,835,556.

    13F-HR 0001193125-26-053826 filed by SILVERCREST ASSET MANAGEMENT GROUP LLC
    Filed (acceptance time not in the bulk data set), ingested

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