Kurt L. Kalbfleisch serves as Chief Financial Officer of Sphere 3D Corp. (ANY). Kalbfleisch has reported 7 insider filings with the SEC since 2024. The most recent filing was in June 2026.
Every role Kurt L. Kalbfleisch has reported on a Form 4, reconstructed from the filings themselves. Reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
Sphere 3D Corp. (ANY)2 filingsUpdated Aug 30, 2026
Kurt L. Kalbfleisch is Chief Financial Officer, Director of Sphere 3D Corp. (ANY). 7 SEC Form 4 filings on record going back to 2024, most recently on 10 June 2026. Most recent open-market trade: sold $16K of ANY on 14 March 2026. Lifetime open-market sales: $23K.
Every recent SEC Form 4 transaction Kurt L. Kalbfleisch has reported, most recent first.
InsiderAlpha's records for Kurt L. Kalbfleisch go back to 2024: 7 primary Form 4 filings, an average of 2.3 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Insiders who reported open-market trades in the last 12 months at the companies Kurt L. Kalbfleisch files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Kurt L. Kalbfleisch is a corporate insider, tracked as Chief Financial Officer, Director of Sphere 3D Corp. (ANY). InsiderAlpha holds 7 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
2 primary Form 4 filings in the last 90 days, covering 1 company.
Recorded transactions: 0 open-market purchases and 2 open-market sales ($23K) across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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$ANY Sphere 3D Corp.50.0K shares @ $3.06$153K