Calix, Inc
CALX- Exchange
- NYSE
- Industry
- Communications Services, NEC
- SEC CIK
- 0001406666
In the last 90 days, Calix, Inc insiders filed 0 open-market purchases and 1 sale; 287 institutions reported holding it in 13F filings for Q2 2026, worth $2.27B in total; no superinvestor holds it.
Open-market trades, last 90 days
Open-market purchases (P) and sales (S) by Calix, Inc insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.
- Open-market buys
- 0 filings
- Open-market sells
- 1 filing
- 1 insider, $2.71M in total
- Insiders trading
- 1
- Net value
- −$2.71M
- Purchases minus sales
Insider roster
Directors, officers and 10% owners who have filed a Form 4 for Calix, Inc, current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.
| Name | Title | Last reported holding | Last filing | Filings, past year |
|---|---|---|---|---|
| Russo Carl | Director, 10% Owner | 1,569,188Indirect | Jul 28, 2026 | 14 |
| Bowick Christopher J | Director | 71,583 | May 18, 2026 | 1 |
| Crusco Kathleen M | Director | 64,361 | May 18, 2026 | 1 |
| Berry Michael J | Director | 9,656 | May 18, 2026 | 1 |
| Makagon Kira | Director | 43,931 | May 18, 2026 | 1 |
| Oosterman Wade | Director | 12,156 | May 18, 2026 | 1 |
| Peters Kevin Robert | Director | 9,656 | May 18, 2026 | 1 |
| Mukherjee Rajatish | Director | 9,656 | May 18, 2026 | 1 |
| Sindelar Cory | Chief Financial Officer | 103,994 | Feb 17, 2026 | 4 |
| Weening Michael | President & CEO | 16,556 | Feb 17, 2026 | 2 |
| Eleniak Shane Todd Marshall | Chief Product Officer | 0 | Feb 17, 2026 | 3 |
| Durocher John | COO | 2,367 | Feb 17, 2026 | 1 |
| Collins John Matthew | Chief Commercial Ops Officer | 0 | Feb 4, 2025 | 0 |
| Fields Eleanor | Director | – | May 13, 2024 | 0 |
| Listwin Donald J | Director | 497,533 | Aug 4, 2023 | 0 |
| Everett Michael T | Director | 196,779 | Dec 5, 2022 | 0 |
| Matthews Michael | Director | 64,000 | Nov 3, 2022 | 0 |
| Denuccio Kevin A | Director | 80,000 | May 4, 2022 | 0 |
| Plants J Daniel | Director | 117,865Indirect | Oct 29, 2021 | 0 |
Insider trades
Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Sep 11, 2025 (view filing) | Sep 10-11 | 1 day | Weening MichaelPresident & CEO | SSale | −176.0K | $62.15 | −$10.9M | −91.6%16.1K after | 3 lots10b5-1 |
| Nov 3, 2025 (view filing) | Oct 30-31 | 4 days | Sindelar CoryChief Financial Officer | SSale | −20.0K | $67.50 | −$1.35M | −20.7%76.6K after | 2 lots10b5-1 |
| Nov 3, 2025 (view filing) | Oct 30-Nov 3 | 4 days | Weening MichaelPresident & CEO | SSale | −274.0K | $65.92 | −$18.1M | −94.4%16.1K after | 3 lots10b5-1 |
| Nov 6, 2025 (view filing) | Nov 4 | 2 days | Russo CarlDirector, 10% Owner | SSale | −420.0K | $64.09 | −$26.9M | −19.9%1.69M after | 4 lots10b5-1 |
| Nov 6, 2025 (view filing) | Nov 4 | 2 days | Eleniak Shane Todd MarshallChief Product Officer | SSale | −50.0K | $65.34 | −$3.27M | −100.0%0 after | |
| Nov 12, 2025 (view filing) | Nov 6 | 6 daysLate | Sindelar CoryChief Financial Officer | SSale | −50.0K | $65.30 | −$3.27M | −39.5%76.6K after | |
| Nov 12, 2025 (view filing) | Nov 10 | 2 days | Eleniak Shane Todd MarshallChief Product Officer | SSale | −24.0K | $64.14 | −$1.54M | −100.0%0 after | |
| Feb 4, 2026 (view filing) | Feb 3 | 1 day | Russo CarlDirector, 10% Owner | SSale | −25.0K | $47.27 | −$1.18M | −1.5%1.67M after | 2 lots10b5-1 |
| Apr 28, 2026 (view filing) | Apr 27 | 1 day | Russo CarlDirector, 10% Owner | SSale | −25.0K | $43.26 | −$1.08M | −1.5%1.64M after | 2 lots10b5-1 |
| Jul 28, 2026 (view filing)4:13 PM ET | Jul 27 | 1 day | Russo CarlDirector, 10% Owner | SSale | −75.0K | $36.20 | −$2.71M | −4.6%1.57M after | 10b5-1 |