Michael Weening
First SEC filing: Sept. 2, 2025 · Latest: Sept. 2, 2025
Insider at
Insider transactions
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Feb. 14, 2026 | CALX | A | 439 | $45.32 | $19,895 | 16,556 Direct | +2.72% | Acquired | -23.2% (price as of 2026-10-02) |
| Feb. 12, 2026 | CALX | A | 217,500 | · | · | 217,500 Direct | · | Acquired | (price as of 2026-10-02) |
| Nov. 3, 2025 | CALX | M 10b5-1 | 74,000 | $7.84 | $580,160 | 90,117 Direct | +459.14% | Acquired | 344.0% (price as of 2026-10-02) |
| Nov. 3, 2025 | CALX | S 10b5-1 | 74,000 | $67.42 | $4,989,080 | 16,117 Direct | -82.12% | Disposed | -48.4% (price as of 2026-10-02) |
| Nov. 3, 2025 | CALX | M 10b5-1 | 74,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Oct. 30, 2025 | CALX | M 10b5-1 | 200,000 | $7.84 | $1,568,000 | 216,117 Direct | +1240.93% | Acquired | 344.0% (price as of 2026-10-02) |
| Oct. 30, 2025 | CALX | S 10b5-1 | 150,000 | $64.63 | $9,694,500 | 66,117 Direct | -69.41% | Disposed | -46.1% (price as of 2026-10-02) |
| Oct. 30, 2025 | CALX | S 10b5-1 | 50,000 | $67.55 | $3,377,500 | 16,117 Direct | -75.62% | Disposed | -48.5% (price as of 2026-10-02) |
| Oct. 30, 2025 | CALX | M 10b5-1 | 200,000 | · | · | 74,000 Direct | -72.99% | Disposed | (price as of 2026-10-02) |
| Sept. 11, 2025 | CALX | M 10b5-1 | 18,010 | $7.84 | $141,198 | 34,127 Direct | +111.75% | Acquired | 344.0% (price as of 2026-10-02) |
| Sept. 11, 2025 | CALX | S 10b5-1 | 18,010 | $63.00 | $1,134,630 | 16,117 Direct | -52.77% | Disposed | -44.7% (price as of 2026-10-02) |
| Sept. 11, 2025 | CALX | M 10b5-1 | 18,010 | · | · | 274,000 Direct | -6.17% | Disposed | (price as of 2026-10-02) |
| Sept. 10, 2025 | CALX | M 10b5-1 | 150,000 | $7.84 | $1,176,000 | 166,117 Direct | +930.69% | Acquired | 344.0% (price as of 2026-10-02) |
| Sept. 10, 2025 | CALX | S 10b5-1 | 150,000 | $62.00 | $9,300,000 | 16,117 Direct | -90.30% | Disposed | -43.9% (price as of 2026-10-02) |
| Sept. 10, 2025 | CALX | M 10b5-1 | 7,990 | $7.84 | $62,642 | 24,107 Direct | +49.57% | Acquired | 344.0% (price as of 2026-10-02) |
| Sept. 10, 2025 | CALX | S 10b5-1 | 7,990 | $63.00 | $503,370 | 16,117 Direct | -33.14% | Disposed | -44.7% (price as of 2026-10-02) |
| Sept. 10, 2025 | CALX | M 10b5-1 | 150,000 | · | · | 300,000 Direct | -33.33% | Disposed | (price as of 2026-10-02) |
| Sept. 10, 2025 | CALX | M 10b5-1 | 7,990 | · | · | 292,010 Direct | -2.66% | Disposed | (price as of 2026-10-02) |
| Sept. 4, 2025 | CALX | M 10b5-1 | 24,000 | $7.84 | $188,160 | 40,117 Direct | +148.91% | Acquired | 344.0% (price as of 2026-10-02) |
| Sept. 4, 2025 | CALX | S 10b5-1 | 24,000 | $60.00 | $1,440,000 | 16,117 Direct | -59.83% | Disposed | -42.0% (price as of 2026-10-02) |
| Sept. 4, 2025 | CALX | M 10b5-1 | 24,000 | · | · | 450,000 Direct | -5.06% | Disposed | (price as of 2026-10-02) |
| Aug. 28, 2025 | CALX | M 10b5-1 | 126,000 | $7.84 | $987,840 | 142,117 Direct | +781.78% | Acquired | 344.0% (price as of 2026-10-02) |
| Aug. 28, 2025 | CALX | S 10b5-1 | 126,000 | $60.00 | $7,560,000 | 16,117 Direct | -88.66% | Disposed | -42.0% (price as of 2026-10-02) |
| Aug. 28, 2025 | CALX | M 10b5-1 | 126,000 | · | · | 474,000 Direct | -21.00% | Disposed | (price as of 2026-10-02) |
| Aug. 14, 2025 | CALX | A | 305 | $33.69 | $10,275 | 16,117 Direct | +1.93% | Acquired | 3.3% (price as of 2026-10-02) |
| Aug. 4, 2025 | CALX | M 10b5-1 | 74,000 | $8.03 | $594,220 | 89,812 Direct | +468.00% | Acquired | 333.5% (price as of 2026-10-02) |
| Aug. 4, 2025 | CALX | S 10b5-1 | 74,000 | $57.00 | $4,218,000 | 15,812 Direct | -82.39% | Disposed | -38.9% (price as of 2026-10-02) |
| Aug. 4, 2025 | CALX | M 10b5-1 | 74,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| July 23, 2025 | CALX | M 10b5-1 | 92,000 | $5.95 | $547,400 | 107,812 Direct | +581.84% | Acquired | 485.0% (price as of 2026-10-02) |
| July 23, 2025 | CALX | S 10b5-1 | 92,000 | $56.00 | $5,152,000 | 15,812 Direct | -85.33% | Disposed | -37.8% (price as of 2026-10-02) |
| July 23, 2025 | CALX | M 10b5-1 | 16,000 | $8.03 | $128,480 | 31,812 Direct | +101.19% | Acquired | 333.5% (price as of 2026-10-02) |
| July 23, 2025 | CALX | S 10b5-1 | 16,000 | $57.00 | $912,000 | 15,812 Direct | -50.30% | Disposed | -38.9% (price as of 2026-10-02) |
| July 23, 2025 | CALX | M 10b5-1 | 92,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| July 23, 2025 | CALX | M 10b5-1 | 16,000 | · | · | 74,000 Direct | -17.78% | Disposed | (price as of 2026-10-02) |
| July 22, 2025 | CALX | M 10b5-1 | 92,000 | $5.95 | $547,400 | 107,812 Direct | +581.84% | Acquired | 485.0% (price as of 2026-10-02) |
| July 22, 2025 | CALX | S 10b5-1 | 92,000 | $55.00 | $5,060,000 | 15,812 Direct | -85.33% | Disposed | -36.7% (price as of 2026-10-02) |
| July 22, 2025 | CALX | M 10b5-1 | 92,000 | · | · | 92,000 Direct | -50.00% | Disposed | (price as of 2026-10-02) |
| June 2, 2025 | CALX | M 10b5-1 | 80,000 | $6.38 | $510,400 | 95,812 Direct | +505.94% | Acquired | 445.6% (price as of 2026-10-02) |
| June 2, 2025 | CALX | M 10b5-1 | 20,000 | $5.95 | $119,000 | 115,812 Direct | +20.87% | Acquired | 485.0% (price as of 2026-10-02) |
| June 2, 2025 | CALX | S 10b5-1 | 100,000 | $46.59 | $4,659,000 | 15,812 Direct | -86.35% | Disposed | -25.3% (price as of 2026-10-02) |
| June 2, 2025 | CALX | M 10b5-1 | 80,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| June 2, 2025 | CALX | M 10b5-1 | 20,000 | · | · | 184,000 Direct | -9.80% | Disposed | (price as of 2026-10-02) |
| Feb. 14, 2025 | CALX | A | 349 | $31.36 | $10,945 | 15,812 Direct | +2.26% | Acquired | 11.0% (price as of 2026-10-02) |
| Jan. 31, 2025 | CALX | A | 125,737 | · | · | 125,737 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 31, 2025 | CALX | A | 80,325 | · | · | 80,325 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 31, 2025 | CALX | A | 217,500 | · | · | 217,500 Direct | · | Acquired | (price as of 2026-10-02) |
| Aug. 14, 2024 | CALX | A | 1 | $29.60 | $30 | 15,463 Direct | +0.01% | Acquired | 17.6% (price as of 2026-10-02) |
| Feb. 14, 2024 | CALX | A | 777 | $29.48 | $22,906 | 15,462 Direct | +5.29% | Acquired | 18.1% (price as of 2026-10-02) |
| Feb. 8, 2024 | CALX | A | 54,500 | · | · | 54,500 Direct | · | Acquired | (price as of 2026-10-02) |
| Nov. 27, 2023 | CALX | A | 120,000 | · | · | 120,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Aug. 14, 2023 | CALX | P | 341 | $34.98 | $11,928 | 14,685 Direct | +2.38% | Acquired | -0.5% (price as of 2026-10-02) |
| Feb. 14, 2023 | CALX | A | 199 | $45.25 | $9,005 | 14,344 Direct | +1.41% | Acquired | -23.1% (price as of 2026-10-02) |
| Feb. 9, 2023 | CALX | A | 100,000 | · | · | 100,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Nov. 27, 2022 | CALX | A | 120,000 | · | · | 120,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Oct. 28, 2022 | CALX | A | 300,000 | · | · | 300,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Aug. 14, 2022 | CALX | A | 113 | $48.25 | $5,452 | 14,145 Direct | +0.81% | Acquired | -27.9% (price as of 2026-10-02) |
| Feb. 14, 2022 | CALX | A | 110 | $38.30 | $4,213 | 14,032 Direct | +0.79% | Acquired | -9.1% (price as of 2026-10-02) |
| Feb. 10, 2022 | CALX | A | 97,100 | · | · | 97,100 Direct | · | Acquired | (price as of 2026-10-02) |
| Nov. 27, 2021 | CALX | A | 120,000 | · | · | 120,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Aug. 14, 2021 | CALX | A | 337 | $31.28 | $10,541 | 13,922 Direct | +2.48% | Acquired | 11.3% (price as of 2026-10-02) |
| Aug. 14, 2021 | CALX | P | 337 | $31.28 | $10,541 | 13,922 Direct | +2.48% | Acquired | 11.3% (price as of 2026-10-02) |
| July 7, 2021 | CALX | M 10b5-1 | 291,581 | $6.38 | $1,860,287 | 305,166 Direct | +2146.35% | Acquired | 445.6% (price as of 2026-10-02) |
| July 7, 2021 | CALX | S 10b5-1 | 291,581 | $49.00 | $14,287,469 | 13,585 Direct | -95.55% | Disposed | -29.0% (price as of 2026-10-02) |
| July 7, 2021 | CALX | M 10b5-1 | 291,581 | · | · | 80,000 Direct | -78.47% | Disposed | (price as of 2026-10-02) |
| June 28, 2021 | CALX | M 10b5-1 | 8,419 | $6.38 | $53,713 | 22,004 Direct | +61.97% | Acquired | 445.6% (price as of 2026-10-02) |
| June 28, 2021 | CALX | S 10b5-1 | 8,419 | $49.00 | $412,531 | 13,585 Direct | -38.26% | Disposed | -29.0% (price as of 2026-10-02) |
| June 28, 2021 | CALX | M 10b5-1 | 8,419 | · | · | 371,581 Direct | -2.22% | Disposed | (price as of 2026-10-02) |
| Feb. 14, 2021 | CALX | A | 1,099 | $17.84 | $19,606 | 13,585 Direct | +8.80% | Acquired | 95.1% (price as of 2026-10-02) |
| Nov. 27, 2020 | CALX | A | 300,000 | · | · | 300,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Aug. 14, 2020 | CALX | A | 112 | $9.32 | $1,044 | 12,486 Direct | +0.91% | Acquired | 273.5% (price as of 2026-10-02) |
| May 14, 2020 | CALX | A | 2,000 | $6.57 | $13,140 | 12,374 Direct | +19.28% | Acquired | 429.8% (price as of 2026-10-02) |
| Feb. 13, 2020 | CALX | A | 90,000 | · | · | 1,274,000 Direct | +7.60% | Acquired | (price as of 2026-10-02) |
| Nov. 27, 2019 | CALX | A | 600,000 | · | · | 600,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Nov. 14, 2019 | CALX | A | 2,000 | $5.66 | $11,320 | 10,374 Direct | +23.88% | Acquired | 515.0% (price as of 2026-10-02) |
| May 14, 2019 | CALX | A | 2,000 | $5.60 | $11,200 | 8,374 Direct | +31.38% | Acquired | 521.6% (price as of 2026-10-02) |
| Feb. 14, 2019 | CALX | A | 204,000 | · | · | 584,000 Direct | +53.68% | Acquired | (price as of 2026-10-02) |
| Nov. 14, 2018 | CALX | A | 1,960 | $5.31 | $10,408 | 6,374 Direct | +44.40% | Acquired | 555.6% (price as of 2026-10-02) |
| May 14, 2018 | CALX | A | 2,000 | $5.18 | $10,360 | 4,414 Direct | +82.85% | Acquired | 572.0% (price as of 2026-10-02) |
| Nov. 14, 2017 | CALX | A | 2,000 | $5.27 | $10,540 | 2,414 Direct | +483.09% | Acquired | 560.5% (price as of 2026-10-02) |
| May 12, 2017 | CALX | A | 414 | $5.65 | $2,339 | 414 Direct | · | Acquired | 516.1% (price as of 2026-10-02) |
| June 27, 2016 | CALX | A | 380,000 | · | · | 380,000 Direct | · | Acquired | (price as of 2026-10-02) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| Feb. 12, 2026 | CALX | Stock Option (right to buy) | Common Stock | $39.68 | Jan. 31, 2035 | 217,500 | Acquired |
| Nov. 3, 2025 | CALX | Stock Option (right to buy) | Common Stock | $7.84 | Nov. 27, 2029 | 74,000 | Disposed |
| Oct. 30, 2025 | CALX | Stock Option (right to buy) | Common Stock | $7.84 | Nov. 27, 2029 | 200,000 | Disposed |
| Sept. 11, 2025 | CALX | Stock Option (right to buy) | Common Stock | $7.84 | Nov. 27, 2029 | 18,010 | Disposed |
| Sept. 10, 2025 | CALX | Stock Option (right to buy) | Common Stock | $7.84 | Nov. 27, 2029 | 150,000 | Disposed |
| Sept. 10, 2025 | CALX | Stock Option (right to buy) | Common Stock | $7.84 | Nov. 27, 2029 | 7,990 | Disposed |
| Sept. 4, 2025 | CALX | Stock Option (right to buy) | Common Stock | $7.84 | Nov. 27, 2029 | 24,000 | Disposed |
| Aug. 28, 2025 | CALX | Stock Option (right to buy) | Common Stock | $7.84 | Nov. 27, 2029 | 126,000 | Disposed |
| Aug. 4, 2025 | CALX | Stock Option (right to buy) | Common Stock | $8.03 | Feb. 14, 2029 | 74,000 | Disposed |
| July 23, 2025 | CALX | Stock Option (right to buy) | Common Stock | $5.95 | Dec. 29, 2027 | 92,000 | Disposed |
| July 23, 2025 | CALX | Stock Option (right to buy) | Common Stock | $8.03 | Feb. 14, 2029 | 16,000 | Disposed |
| July 22, 2025 | CALX | Stock Option (right to buy) | Common Stock | $5.95 | Dec. 29, 2027 | 92,000 | Disposed |
| June 2, 2025 | CALX | Stock Option (right to buy) | Common Stock | $6.38 | June 27, 2026 | 80,000 | Disposed |
| June 2, 2025 | CALX | Stock Option (right to buy) | Common Stock | $5.95 | Dec. 29, 2027 | 20,000 | Disposed |
| Jan. 31, 2025 | CALX | Stock Option (right to buy) | Common Stock | $34.26 | Feb. 8, 2034 | 125,737 | Acquired |
| Jan. 31, 2025 | CALX | Stock Option (right to buy) | Common Stock | $34.26 | Feb. 8, 2034 | 80,325 | Acquired |
| Jan. 31, 2025 | CALX | Stock Option (right to buy) | Common Stock | $39.68 | Jan. 31, 2035 | 217,500 | Acquired |
| Feb. 8, 2024 | CALX | Stock Option (right to buy) | Common Stock | $51.55 | Feb. 9, 2033 | 54,500 | Acquired |
| Nov. 27, 2023 | CALX | Common Stock | Common Stock (right to buy) | $37.80 | Nov. 27, 2033 | 120,000 | Acquired |
| Feb. 9, 2023 | CALX | Common Stock | Common Stock | $55.96 | Feb. 10, 2032 | 100,000 | Acquired |
| Nov. 27, 2022 | CALX | Common Stock | Common Stock | $68.40 | Nov. 27, 2032 | 120,000 | Acquired |
| Oct. 28, 2022 | CALX | Common Stock | Common Stock | $73.12 | Oct. 28, 2032 | 300,000 | Acquired |
| Feb. 10, 2022 | CALX | Stock Option (right to buy) | Common Stock | $36.74 | Feb. 11, 2031 | 97,100 | Acquired |
| Nov. 27, 2021 | CALX | Common Stock | Common Stock | $68.04 | Nov. 27, 2031 | 120,000 | Acquired |
| July 7, 2021 | CALX | Stock Option (right to buy) | Common Stock | $6.38 | June 27, 2026 | 291,581 | Disposed |
| June 28, 2021 | CALX | Stock Option (right to buy) | Common Stock | $6.38 | June 27, 2026 | 8,419 | Disposed |
| Nov. 27, 2020 | CALX | Stock Option (right to buy) | Common Stock | $23.95 | Nov. 27, 2030 | 300,000 | Acquired |
| Feb. 13, 2020 | CALX | Stock Option (right to buy) | Common Stock | $8.03 | Feb. 14, 2029 | 90,000 | Acquired |
| Nov. 27, 2019 | CALX | Stock Option (right to buy) | Common Stock | $7.84 | Nov. 27, 2029 | 600,000 | Acquired |
| Feb. 14, 2019 | CALX | Stock Option (right to buy) | Common Stock | $5.95 | Dec. 29, 2027 | 204,000 | Acquired |
| June 27, 2016 | CALX | Stock Option (right to buy) | Common Stock | $6.38 | June 27, 2026 | 380,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Compensation (DEF 14A)
Matched by name from proxy statements (DEF 14A) — verify against the filing.
| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2022 | $515,227 | $675,000 | · | · | $629,082 | · | $8,171 | $22,278,030 |
| 2021 | $483,179 | $900,000 | · | · | $490,708 | · | $7,393 | $8,157,624 |
| 2020 | $352,000 | $900,000 | · | · | $914,126 | · | $8,974 | $5,816,590 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.