A
Sphere 3D Corp.
ANY · Power Shells
$2.53
+0.11 (+4.55%)
As of Sep 10, 2026 close
Insider Activity — Trailing 6 Months
Open-Market Buys
0
$0.0 · 0 lines · 0 insiders
Open-Market Sells
2
$25.6K · 2 lines · 10b5-1: 0/2
Net Shares (6M)
-16K
-0.18% of shares out
Active Insiders
8
3 officers · 5 directors
Latest Form 4
Sep 4
Kalbfleisch Kurt L. · Exercise · $0.0
Price & Insider Transactions
Marker size ∝ transaction valueClosing priceBuySell
Transactions
Sortable · open-market, awards & exercises| Type | Price | Held After | Filed | ||||
|---|---|---|---|---|---|---|---|
Kalbfleisch Kurt L. Chief Financial Officer | Exercise | -17K-17,188 strike $0.00 | — | — | 44K43,749 | Sep 2, 2026 | |
Kalbfleisch Kurt L. Chief Financial Officer | Exercise | +17K+17,188 strike $0.00 | $0.00 | $0.0 | 443K443,003 | Sep 2, 2026 | |
Block Joel M Chief Executive Officer | Award | +500K+500,000 RSU grant (A) | — | — | 863K862,810 | Jun 8, 2026 | |
Dent Marcus E | Award | +50K+50,000 RSU grant (A) | — | — | 60K60,210 | Jun 8, 2026 | |
Gates Nicholas Ray | Award | +50K+50,000 RSU grant (A) | — | — | 57K56,555 | Jun 8, 2026 | |
Hanley Timothy P. | Award | +50K+50,000 RSU grant (A) | — | — | 83K82,601 | Jun 8, 2026 | |
Kalbfleisch Kurt L. Chief Financial Officer | Award | +250K+250,000 RSU grant (A) | — | — | 426K425,815 | Jun 8, 2026 | |
Reppas Tiah Norton Chief Accounting Officer | Award | +30K+30,000 RSU grant (A) | — | — | 78K78,236 | Jun 8, 2026 | |
Reppas Tiah Norton Chief Accounting Officer | Exercise | -56K-56,250 | — | — | 34K33,750 | Jun 1, 2026 | |
Reppas Tiah Norton Chief Accounting Officer 3 lots | Sell | -20K-20,398 tax withholding (F) | avg $4.31 | $88.0K | 48K48,236 | Jun 1, 2026 | |
Reppas Tiah Norton Chief Accounting Officer | Exercise | +56K+56,250 strike $0.00 | $0.00 | $0.0 | 69K68,634 | Jun 1, 2026 | |
Kalbfleisch Kurt L. CFO and Director | Exercise | -159K-159,375 | — | — | 61K60,937 | Jun 1, 2026 | |
Kalbfleisch Kurt L. CFO and Director 2 lots | Sell | -57K-57,000 tax withholding (F) | avg $3.19 | $182.0K | 176K175,815 | Jun 1, 2026 | |
Kalbfleisch Kurt L. CFO and Director | Exercise | +159K+159,375 strike $0.00 | $0.00 | $0.0 | 233K232,815 | Jun 1, 2026 | |
Harnett Sue | Exercise | -74K-74,074 | — | — | 00 | Jun 1, 2026 | |
Harnett Sue | Exercise | +74K+74,074 | — | — | 107K106,675 | Jun 1, 2026 | |
McEwan Duncan J | Exercise | -74K-74,074 strike $0.00 | — | — | 00 | Jun 1, 2026 | |
McEwan Duncan J | Exercise | +74K+74,074 | — | — | 74K74,074 | Jun 1, 2026 | |
Harnett Sue | Exercise | -13K-12,630 | — | — | 74K74,074 | May 29, 2026 | |
Harnett Sue | Exercise | +13K+12,630 | — | — | 33K32,601 | May 29, 2026 | |
Hanley Timothy P. | Exercise | -13K-12,630 | — | — | 74K74,074 | May 29, 2026 | |
Hanley Timothy P. | Exercise | +13K+12,630 | — | — | 33K32,601 | May 29, 2026 | |
Kalbfleisch Kurt L. CEO and CFO | Exercise | -9K-8,985 | — | — | 220K220,312 | May 20, 2026 | |
Kalbfleisch Kurt L. CEO and CFO | Exercise | +9K+8,985 | — | — | 73K73,440 | May 20, 2026 | |
Kalbfleisch Kurt L. CEO and CFO | Sell | -10K-9,800 -13.2% of holdings | $1.59 | $15.6K | 64K64,455 | Mar 13, 2026 | |
Kalbfleisch Kurt L. CEO and CFO | Exercise | -18K-18,358 | — | — | 229K229,297 | Mar 12, 2026 | |
Kalbfleisch Kurt L. CEO and CFO | Exercise | +18K+18,358 | — | — | 74K74,255 | Mar 12, 2026 | |
Reppas Tiah Norton Chief Accounting Officer | Sell | -6K-6,250 -33.5% of holdings | $1.61 | $10.1K | 12K12,384 | Mar 12, 2026 | |
Reppas Tiah Norton Chief Accounting Officer | Exercise | -16K-16,250 | — | — | 90K90,000 | Mar 11, 2026 | |
Reppas Tiah Norton Chief Accounting Officer | Exercise | +16K+16,250 | — | — | 19K18,634 | Mar 11, 2026 | |
Harnett Sue | Award | +74K+74,074 RSU grant (A) | — | — | 87K86,704 | Mar 4, 2026 | |
McEwan Duncan J | Award | +74K+74,074 RSU grant (A) | — | — | 74K74,074 | Mar 4, 2026 | |
Hanley Timothy P. | Award | +74K+74,074 RSU grant (A) | — | — | 87K86,704 | Mar 4, 2026 | |
Reppas Tiah Norton Chief Accounting Officer | Award | +50K+50,000 RSU grant (A) | — | — | 106K106,250 | Mar 4, 2026 | |
Kalbfleisch Kurt L. CEO and CFO | Award | +150K+150,000 RSU grant (A) | — | — | 248K247,655 | Mar 4, 2026 | |
Kalbfleisch Kurt L. Chief Executive Officer | Sell | -90K-90,000 -13.9% of holdings | $0.47 | $41.9K | 559K558,964 | Dec 9, 2025 | |
Kalbfleisch Kurt L. Chief Executive Officer | Exercise | -184K-183,594 | — | — | 977K976,561 | Dec 8, 2025 | |
Kalbfleisch Kurt L. Chief Executive Officer | Exercise | +184K+183,594 | — | — | 649K648,964 | Dec 8, 2025 | |
Kalbfleisch Kurt L. Acting CEO and CFO | Exercise | -195K-195,201 | — | — | 1.2M1,160,155 | Sep 3, 2025 | |
Kalbfleisch Kurt L. Acting CEO and CFO | Sell | -85K-85,010 tax withholding (F) | $0.61 | $51.6K | 465K465,370 | Sep 3, 2025 | |
Kalbfleisch Kurt L. Acting CEO and CFO | Exercise | +195K+195,201 | — | — | 550K550,380 | Sep 3, 2025 | |
Kalbfleisch Kurt L. Acting CEO and CFO | Exercise | -340K-339,844 | — | — | 1.4M1,355,356 | Jun 5, 2025 | |
Kalbfleisch Kurt L. Acting CEO and CFO | Sell | -134K-134,406 tax withholding (F) | $0.74 | $99.3K | 355K355,179 | Jun 5, 2025 | |
Kalbfleisch Kurt L. Acting CEO and CFO | Exercise | +340K+339,844 | — | — | 490K489,585 | Jun 5, 2025 | |
McEwan Duncan J | Award | +150K+149,500 RSU grant (A) | — | — | 150K149,500 | May 29, 2025 | |
Harnett Sue | Award | -126K-126,300 RSU grant (A) | — | — | 126K126,300 | May 29, 2025 | |
Hanley Timothy P. | Award | -126K-126,300 RSU grant (A) | — | — | 126K126,300 | May 29, 2025 | |
Harnett Sue | Exercise | -96K-96,154 | — | — | 00 | May 15, 2025 | |
Harnett Sue | Exercise | +96K+96,154 | — | — | 200K199,707 | May 15, 2025 | |
Hanley Timothy P. | Exercise | -96K-96,154 | — | — | 00 | May 15, 2025 |
Showing 50 of 231 transactions · 8 columns
Page 1 of 5
Net Insider Activity by Quarter
Most Active Insiders — Trailing 12 Months
Kalbfleisch Kurt L. Chief Financial Officer | 7 | 9 | +243,200 | ≈$-239.5K | Sep 2, 2026 |
Reppas Tiah Norton Chief Accounting Officer | 4 | 6 | +53,352 | ≈$-98.1K | Jun 8, 2026 |
Harnett Sue | 3 | 2 | +74,074 | ≈+$0.0 | Jun 1, 2026 |
Hanley Timothy P. | 3 | 1 | +124,074 | ≈+$0.0 | Jun 8, 2026 |
McEwan Duncan J | 2 | 1 | +74,074 | ≈+$0.0 | Jun 1, 2026 |
Gates Nicholas Ray | 1 | 0 | +50,000 | +$0.0 | Jun 8, 2026 |
Block Joel M Chief Executive Officer | 1 | 0 | +500,000 | +$0.0 | Jun 8, 2026 |
Dent Marcus E | 1 | 0 | +50,000 | +$0.0 | Jun 8, 2026 |
Showing 8 of 8 insiders · 6 columns
Parsed from SEC Form 4 filings via EDGAR. Open-market transactions (codes P/S) shown with awards, exercises and withholding for context; 10b5-1 tag indicates a pre-planned trade. Same-day lots by one insider consolidated; each row links to the filing index. Updated daily.