CIFR Cipher Mining Inc
Cipher Mining Inc (CIFR) Insider Activity
What the officers, directors and large holders did with their own shares. Only open-market purchases and sales count toward the totals — grants, option exercises and shares withheld for tax are compensation mechanics, not decisions, and they're listed separately below.
How much of that selling was preplanned? 6% planned / 94% discretionary
Largest single sale: $30.1M.
Where they traded
No open-market insider purchase on record.
Recent open-market activity
| Date | Insider | Role | Action | Shares | Price | Value | Held after |
|---|---|---|---|---|---|---|---|
| Page Tyler | Chief Executive Officer | Sell 10b5-1 | 112,500 | $22.68 | $2.6M | 8,971,725 −1.2% of holding | |
| Page Tyler | Chief Executive Officer | Sell 10b5-1 | 112,500 | $21.19 | $2.4M | 9,084,225 −1.2% of holding | |
| GROSSMAN CARY M | Director | Sell | 15,000 | $29.43 | $441.5K | 143,829 −9.4% of holding | |
| Newsome James E | Director | Sell | 3,758 | $26.60 | $100.0K | 128,530 −2.8% of holding | |
| 2 fills | Sell | 1,200,000 | $25.49 | $30.6M | 58,539,116 −2% of holding | ||
| 3 fills | Sell | 1,800,000 | $26.62 | $47.9M | 60,170,249 −2.9% of holding | ||
| Williams Wesley Hastie | Director | Sell | 14,567 | $21.41 | $311.9K | 115,409 −11.2% of holding | |
| Kelly Patrick Arthur | Co-President and COO | Sell | 48,000 | $19.36 | $929.3K | 1,451,856 −3.2% of holding | |
| Newsome James E | Director | Sell | 3,342 | $20.96 | $70.0K | 132,288 −2.5% of holding | |
| Williams Wesley Hastie | Director | Sell | 28,169 | $22.26 | $627.0K | 129,976 −17.8% of holding | |
| GROSSMAN CARY M | Director | Sell | 20,000 | $21.82 | $436.4K | 150,530 −11.7% of holding | |
| Page Tyler | Chief Executive Officer | Sell 10b5-1 | 37,500 | $16.11 | $604.1K | 8,263,862 −0.5% of holding | |
| GROSSMAN CARY M | Director | Sell | 30,000 | $14.54 | $436.2K | 170,530 −15% of holding |
Form 4s are due within two business days of a transaction, so this is close to real time — unlike the quarterly 13F data on the Institutional tab. A single large sale often reflects a prearranged 10b5-1 plan rather than a fresh view, so read a pattern of sales rather than any one of them.