| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Chief Financial Officer | Interim CFO & Pfo
1 company
Cory Sindelar is Chief Financial Officer at CALX. Cory Sindelar's net worth is not public. Form 4 filings only show shares in the companies where this person is an insider; those holdings are worth an estimated $3.5M at current prices.
Our model assigns Cory Sindelar a strong insider score of 70/100, based on 8 past trades. Over a 12-month horizon, 80.0% of those trades were profitable, with an average 12-month return of +27.9%.
The CALX filings lean toward selling, a net 63,000 shares.
Cory Sindelar has 41 Form 4 filings on record from August 2017 to February 2026, all as Chief Financial Officer at Calix (CALX), 2017–2026.
The 57 reported transactions were 15 option or other derivative awards, 14 stock awards, 11 open-market purchases and 9 option exercises, plus smaller numbers of other types.
Counted by filing, the open-market trades come to 8 purchases worth about $481K and 7 sales worth about $7.7M.
The largest open-market purchase was 5,000 shares of CALX at an average $19.75 on August 31, 2020, about $99K.
The largest open-market sale was 50,000 shares of CALX at an average $65.30 on November 6, 2025, about $3.3M.
4 of the 5 sales since April 2023 were made under a Rule 10b5-1 trading plan; the other was not.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Nov 6, 2025 | CALX Calix, Inc | Chief Financial Officer | Sale+OE | 50,000 | $65.30 | $3,264,935.00 | -39.5% | -21.9% | - | |
| Oct 31, 2025 | CALX Calix, Inc | Chief Financial Officer | Sale+OE10b5-1 | 20,000 | $67.50 | $1,350,000.00 | -20.7% | -31.8% | -44.0% | |
| Aug 28, 2025 | CALX Calix, Inc | Chief Financial Officer | Sale+OE10b5-1 | 10,000 | $60.00 | $600,000.00 | -11.6% | -8.6% | -38.6% | |
| Jul 23, 2025 | CALX Calix, Inc | Chief Financial Officer | Sale+OE10b5-1 | 10,000 | $56.00 | $560,000.00 | -11.6% | +6.3% | -36.1% | |
| Jun 30, 2025 | CALX Calix, Inc | Chief Financial Officer | Sale+OE10b5-1 | 10,000 | $52.00 | $520,000.00 | -11.6% | +15.4% | -29.8% | |
| Oct 31, 2022 | CALX Calix, Inc | Chief Financial Officer | Sell | 3,000 | $74.52 | $223,560.00 | -4.1% | -29.8% | -55.0% | |
| Oct 28, 2021 | CALX Calix, Inc | Chief Financial Officer | Sale+OE | 20,000 | $60.05 | $1,200,926.00 | -21.7% | -32.5% | +20.3% | |
| Aug 31, 2020 | CALX Calix, Inc | Chief Financial Officer | Buy | 5,000 | $19.75 | $98,750.00 | +7.6% | - | - | |
| Jul 30, 2019 | CALX Calix, Inc | Chief Financial Officer | Buy | 5,000 | $6.22 | $31,080.00 | +8.9% | - | - | |
| Feb 8, 2019 | CALX Calix, Inc | Chief Financial Officer | Buy | 10,000 | $7.53 | $75,250.00 | +22.7% | - | - |