C
Cipher Digital
CIFR · Power Shells
$7.94
-0.38 (-4.57%)
As of Oct 23, 2026 close
Insider Activity — Trailing 6 Months
Open-Market Buys
0
$0.0 · 0 lines · 0 insiders
Open-Market Sells
11
$86.4M · 14 lines · 10b5-1: 2/14
Net Shares (6M)
-3.4M
-0.81% of shares out
Active Insiders
11
4 officers · 6 directors · 1 10%+ holders
Latest Form 4
Oct 15
Mumford Gregory J.D. · Exercise · $0.0
Price & Insider Transactions
Marker size ∝ transaction valueClosing priceBuySell
Transactions
Sortable · open-market, awards & exercises| Type | Price | Held After | Filed | ||||
|---|---|---|---|---|---|---|---|
Mumford Gregory J.D. Chief Financial Officer | Exercise | -125K-125,000 strike $0.00 | — | — | 404K403,981 | Oct 14, 2026 | |
Mumford Gregory J.D. Chief Financial Officer | Sell | -68K-67,768 tax withholding (F) | $9.94 | $673.6K | 88K87,653 | Oct 14, 2026 | |
Mumford Gregory J.D. Chief Financial Officer | Exercise | +125K+125,000 | — | — | 155K155,421 | Oct 14, 2026 | |
V3 Holding Ltd 2 lots | Other | -3.7M-3,680,000 -50.0% of holdings | — | — | 3.7M3,680,000 | Oct 5, 2026 | |
Page Tyler Chief Executive Officer 3 lots | Exercise | -473K-473,266 strike $0.00 | — | — | 1.3M1,273,776 | Sep 30, 2026 | |
Page Tyler Chief Executive Officer 3 lots | Sell | -242K-241,603 tax withholding (F) | avg $15.83 | $3.8M | 9.0M9,027,148 | Sep 30, 2026 | |
Page Tyler Chief Executive Officer 3 lots | Exercise | +473K+473,266 | — | — | 9.3M9,333,441 | Sep 30, 2026 | |
Iwaschuk William Co-President and CLO 3 lots | Exercise | -140K-140,005 strike $0.00 | — | — | 382K382,132 | Sep 30, 2026 | |
Iwaschuk William Co-President and CLO 3 lots | Sell | -77K-77,424 tax withholding (F) | avg $15.83 | $1.2M | 1.6M1,616,874 | Sep 30, 2026 | |
Iwaschuk William Co-President and CLO 3 lots | Exercise | +140K+140,005 | — | — | 1.7M1,706,537 | Sep 30, 2026 | |
Mumford Gregory J.D. Chief Financial Officer | Exercise | -17K-17,109 strike $0.00 | — | — | 529K528,981 | Sep 30, 2026 | |
Mumford Gregory J.D. Chief Financial Officer | Sell | -7K-6,895 tax withholding (F) | $15.83 | $109.1K | 30K30,421 | Sep 30, 2026 | |
Mumford Gregory J.D. Chief Financial Officer | Exercise | +17K+17,109 | — | — | 37K37,316 | Sep 30, 2026 | |
Kelly Patrick Arthur Co-President and COO 3 lots | Exercise | -140K-140,005 strike $0.00 | — | — | 382K382,132 | Sep 30, 2026 | |
Kelly Patrick Arthur Co-President and COO 3 lots | Sell | -71K-71,474 tax withholding (F) | avg $15.83 | $1.1M | 1.6M1,618,596 | Sep 30, 2026 | |
Kelly Patrick Arthur Co-President and COO 3 lots | Exercise | +140K+140,005 | — | — | 1.7M1,709,517 | Sep 30, 2026 | |
V3 Holding Ltd 2 lots | Other | -3.6M-3,610,000 -50.0% of holdings | — | — | 3.6M3,610,000 | Sep 28, 2026 | |
Page Tyler Chief Executive Officer | Sell10b5-1 | -113K-112,500 -1.2% of holdings | $22.68 | $2.6M | 9.0M8,971,725 | Jul 9, 2026 | |
Page Tyler Chief Executive Officer | Sell10b5-1 | -113K-112,500 -1.2% of holdings | $21.19 | $2.4M | 9.1M9,084,225 | Jul 8, 2026 | |
Page Tyler Chief Executive Officer 3 lots | Exercise | -473K-473,266 strike $0.00 | — | — | 1.5M1,528,532 | Jun 30, 2026 | |
Page Tyler Chief Executive Officer 3 lots | Sell | -242K-241,603 tax withholding (F) | avg $24.50 | $5.9M | 9.0M9,020,485 | Jun 30, 2026 | |
Page Tyler Chief Executive Officer 3 lots | Exercise | +473K+473,266 | — | — | 9.3M9,326,778 | Jun 30, 2026 | |
Kelly Patrick Arthur Co-President and COO 3 lots | Exercise | -140K-140,005 strike $0.00 | — | — | 459K458,559 | Jun 30, 2026 | |
Kelly Patrick Arthur Co-President and COO 3 lots | Sell | -71K-71,474 tax withholding (F) | avg $24.50 | $1.8M | 1.6M1,550,065 | Jun 30, 2026 | |
Kelly Patrick Arthur Co-President and COO 3 lots | Exercise | +140K+140,005 | — | — | 1.6M1,640,986 | Jun 30, 2026 | |
Iwaschuk William Co-President and CLO 3 lots | Exercise | -140K-140,005 strike $0.00 | — | — | 459K458,559 | Jun 30, 2026 | |
Iwaschuk William Co-President and CLO 3 lots | Sell | -77K-77,424 tax withholding (F) | avg $24.50 | $1.9M | 1.6M1,554,293 | Jun 30, 2026 | |
Iwaschuk William Co-President and CLO 3 lots | Exercise | +140K+140,005 | — | — | 1.6M1,643,956 | Jun 30, 2026 | |
Mumford Gregory J.D. Chief Financial Officer | Exercise | -17K-17,108 strike $0.00 | — | — | 546K546,090 | Jun 30, 2026 | |
Mumford Gregory J.D. Chief Financial Officer | Sell | -7K-6,895 tax withholding (F) | $24.50 | $168.9K | 20K20,207 | Jun 30, 2026 | |
Mumford Gregory J.D. Chief Financial Officer | Exercise | +17K+17,108 | — | — | 27K27,102 | Jun 30, 2026 | |
Page Tyler Chief Executive Officer | Exercise | -1.4M-1,419,236 strike $0.00 | — | — | 00 | Jun 22, 2026 | |
Page Tyler Chief Executive Officer | Sell | -725K-724,520 tax withholding (F) | $28.14 | $20.4M | 9.0M8,965,062 | Jun 22, 2026 | |
Page Tyler Chief Executive Officer | Exercise | +1.4M+1,419,236 | — | — | 9.7M9,689,582 | Jun 22, 2026 | |
GROSSMAN CARY M | Sell | -15K-15,000 -9.4% of holdings | $29.43 | $441.4K | 144K143,829 | Jun 18, 2026 | |
Newsome James E | Sell | -4K-3,758 -2.8% of holdings | $26.60 | $100.0K | 129K128,530 | Jun 16, 2026 | |
Iwaschuk William Co-President and CLO | Sell | -92K-92,167 tax withholding (F) | $26.03 | $2.4M | 1.5M1,539,110 | Jun 16, 2026 | |
Kelly Patrick Arthur Co-President and COO | Sell | -85K-85,084 tax withholding (F) | $26.03 | $2.2M | 1.5M1,533,439 | Jun 16, 2026 | |
Page Tyler Chief Executive Officer | Sell | -170K-170,168 tax withholding (F) | $26.03 | $4.4M | 8.3M8,270,346 | Jun 16, 2026 | |
Iwaschuk William Co-President and CLO | Exercise | -167K-166,667 strike $0.00 | — | — | 1.0M1,033,716 | Jun 14, 2026 | |
Iwaschuk William Co-President and CLO | Exercise | +167K+166,667 | — | — | 1.6M1,631,277 | Jun 14, 2026 | |
Kelly Patrick Arthur Co-President and COO | Exercise | -167K-166,667 strike $0.00 | — | — | 1.0M1,033,716 | Jun 14, 2026 | |
Kelly Patrick Arthur Co-President and COO | Exercise | +167K+166,667 | — | — | 1.6M1,618,523 | Jun 14, 2026 | |
Page Tyler Chief Executive Officer | Exercise | -333K-333,334 strike $0.00 | — | — | 3.5M3,518,108 | Jun 14, 2026 | |
Page Tyler Chief Executive Officer | Exercise | +333K+333,334 | — | — | 8.4M8,440,514 | Jun 14, 2026 | |
V3 Holding Ltd 2 lots | Sell | -1.2M-1,200,000 -2.0% of holdings | avg $25.49 | $30.6M | 58.3M58,316,694 | Jun 4, 2026 | |
Williams Wesley Hastie | Award | +8K+8,299 RSU grant (A) | — | — | 124K123,708 | Jun 3, 2026 | |
Newsome James E | Award | +8K+8,299 RSU grant (A) | — | — | 136K135,630 | Jun 3, 2026 | |
Long Caitlin | Award | +8K+8,299 RSU grant (A) | — | — | 235K235,080 | Jun 3, 2026 | |
GROSSMAN CARY M | Award | +8K+8,299 RSU grant (A) | — | — | 159K158,829 | Jun 3, 2026 |
Showing 50 of 380 transactions · 8 columns
Page 1 of 8
Net Insider Activity by Quarter
Most Active Insiders — Trailing 12 Months
V3 Holding Ltd | 6 | 9 | +15,567,582 | ≈$-78.5M | Oct 5, 2026 |
Page Tyler Chief Executive Officer | 17 | 35 | -290,543 | ≈$-78.4M | Sep 30, 2026 |
Iwaschuk William Co-President and CLO | 15 | 28 | +312,571 | ≈$-17.1M | Sep 30, 2026 |
Kelly Patrick Arthur Co-President and COO | 15 | 33 | +332,463 | ≈$-15.8M | Sep 30, 2026 |
Williams Wesley Hastie | 1 | 4 | -103,073 | $-2.1M | Jun 3, 2026 |
GROSSMAN CARY M | 1 | 4 | -81,701 | $-1.8M | Jun 18, 2026 |
Newsome James E | 1 | 4 | -65,783 | $-1.2M | Jun 16, 2026 |
Mumford Gregory J.D. Chief Financial Officer | 5 | 8 | +116,634 | ≈$-1.0M | Oct 14, 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.