CALX Calix, Inc.
Calix, Inc. (CALX) 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? 3% planned / 97% discretionary
Largest single sale: $25.3M.
Where they traded
No open-market insider purchase on record.
Recent open-market activity
| Date | Insider | Role | Action | Shares | Price | Value | Held after |
|---|---|---|---|---|---|---|---|
| Russo Carl | Director | Sell | 75,000 | $36.20 | $2.7M | 1,569,188 −4.6% of holding | |
| Russo Carl 2 fills | Director | Sell | 25,000 | $43.26 | $1.1M | 1,648,279 −1.5% of holding | |
| Russo Carl 2 fills | Director | Sell | 25,000 | $47.27 | $1.2M | 1,680,711 −1.5% of holding | |
| Eleniak Shane Todd Marshall | Chief Product Officer | Sell | 24,000 | $64.14 | $1.5M | None left | |
| SINDELAR CORY | Chief Financial Officer | Sell | 50,000 | $65.30 | $3.3M | 76,555 −39.5% of holding | |
| Russo Carl | Director | Sell | 395,000 | $64.00 | $25.3M | 1,719,188 −18.7% of holding | |
| Eleniak Shane Todd Marshall | Chief Product Officer | Sell | 50,000 | $65.34 | $3.3M | None left | |
| Russo Carl 3 fills | Director | Sell 10b5-1 | 25,000 | $65.57 | $1.6M | 1,707,153 −1.4% of holding | |
| Weening Michael | President & CEO | Sell | 74,000 | $67.42 | $5.0M | 16,117 −82.1% of holding | |
| SINDELAR CORY | Chief Financial Officer | Sell | 10,000 | $70.00 | $700.0K | 76,555 −11.6% of holding | |
| Weening Michael 2 fills | President & CEO | Sell | 200,000 | $65.36 | $13.1M | 66,117 −75.2% of holding | |
| SINDELAR CORY | Chief Financial Officer | Sell | 10,000 | $65.00 | $650.0K | 76,555 −11.6% 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.