InsiderTrades

Form 4 for DRK DarkHorse Technologies Inc.

Accepted 2026-05-22 18:29:26 ET · period of report 2026-05-20 · accession 0001062993-26-002856 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2026-05-22 18:29 2026-05-20 DRK Kalbfleisch Kurt L. CEO, CFO M - OptEx — +8,985 73.4K +14% —
D 2026-05-22 18:29 2026-05-20 DRK Kalbfleisch Kurt L. CEO, CFO M - OptEx — -8,985 220.3K -4% —

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-05-20 M A 8,985 — 73,440 D — — (F1) Each RSU represents a contingent right to receive one share of Sphere 3D Corp. common stock.
2 Derivative Restricted Stock Unit (RSU) 2026-05-20 M D 8,985 — 220,312 D — · — to — 8,985 Common Stock (F1) Each RSU represents a contingent right to receive one share of Sphere 3D Corp. common stock. (F1) Each RSU represents a contingent right to receive one share of Sphere 3D Corp. common stock. (F2) These shares vested on March 31, 2026. (F2) These shares vested on March 31, 2026. (F3) The RSUs reported under Column 9 include three awards. The underlying outstanding shares and vesting schedules are as follows: (i) 23,437 outstanding shares of which 7,813 vests on June 30, 2026 and 7,812 vests on September 30, 2026 and Dec 31, 2026; (ii) 46,875 shares outstanding of which 9,375 shares vest quarterly from June 1, 2026 until June 1, 2027; and (iii) 150,000 shares outstanding which vest in full on June 1, 2026.