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ARDSLEY ADVISORY PARTNERS LP: EBAY position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of ARDSLEY ADVISORY PARTNERS LP on EBAY, newest first. How the timeline and the estimate are built.

ARDSLEY ADVISORY PARTNERS LP held 201,000 EBAY shares at 2026-06-30 per its 13F-HR filed 2026-07-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 201,000 shares
    Change vs previous 13F +60,500 shares

    2.42% of the 13F portfolio, value $22,261,554.

    13F-HR 0001172661-26-002590 filed by ARDSLEY ADVISORY PARTNERS LP
    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 140,500 shares
    Change vs previous 13F +55,500 shares

    1.95% of the 13F portfolio, value $12,788,310.

    13F-HR 0001172661-26-002039 filed by ARDSLEY ADVISORY PARTNERS LP
    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 85,000 shares
    Change vs previous 13F +26,000 shares

    0.94% of the 13F portfolio, value $7,403,500.

    13F-HR 0001172661-26-000864 filed by ARDSLEY ADVISORY PARTNERS LP
    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 59,000 shares
    Change vs previous 13F +59,000 shares

    0.82% of the 13F portfolio, value $5,366,050.

    13F-HR 0001172661-25-004897 filed by ARDSLEY ADVISORY PARTNERS LP
    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 0 shares
    Change vs previous 13F -38,000 shares

    13F-HR 0001172661-25-003308 filed by ARDSLEY ADVISORY PARTNERS LP
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  6. period ended2025-03-31
    13F 38,000 shares
    Change vs previous 13F +11,500 shares

    0.6% of the 13F portfolio, value $2,573,740.

    13F-HR 0001172661-25-002033 filed by ARDSLEY ADVISORY PARTNERS LP
    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 26,500 shares
    Change vs previous 13F +20,500 shares

    0.32% of the 13F portfolio, value $1,641,675.

    13F-HR 0001172661-25-000980 filed by ARDSLEY ADVISORY PARTNERS LP
    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 6,000 shares
    Change vs previous 13F not available

    0.07% of the 13F portfolio, value $390,660.

    13F-HR 0001172661-24-004816 filed by ARDSLEY ADVISORY PARTNERS LP
    Filed (acceptance time not in the bulk data set), ingested

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