Insider at

04

Insider transactions

05
0 buys (P) 9 sells (S) Net: $-31,897,630 + 32 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

32 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
July 27, 2026 CALX S 75,000 $36.20 $2,715,000 1,569,188 Indirect -4.56% Disposed -3.5% (price as of 2026-10-05)
April 27, 2026 CALX S 10b5-1 20,909 $43.17 $902,642 1,648,279 Indirect -1.25% Disposed -19.1% (price as of 2026-10-05)
April 27, 2026 CALX S 10b5-1 4,091 $43.75 $178,981 1,644,188 Indirect -0.25% Disposed -20.2% (price as of 2026-10-05)
Feb. 3, 2026 CALX S 10b5-1 13,477 $46.93 $632,476 1,680,711 Indirect -0.80% Disposed -25.6% (price as of 2026-10-05)
Feb. 3, 2026 CALX S 10b5-1 11,523 $47.66 $549,186 1,669,188 Indirect -0.69% Disposed -26.7% (price as of 2026-10-05)
Nov. 4, 2025 CALX S 10b5-1 395,000 $64.00 $25,280,000 1,719,188 Indirect -18.68% Disposed -45.4% (price as of 2026-10-05)
Nov. 4, 2025 CALX S 10b5-1 12,035 $65.11 $783,599 1,707,153 Indirect -0.70% Disposed -46.4% (price as of 2026-10-05)
Nov. 4, 2025 CALX S 10b5-1 12,845 $66.00 $847,770 1,694,308 Indirect -0.75% Disposed -47.1% (price as of 2026-10-05)
Nov. 4, 2025 CALX S 10b5-1 120 $66.47 $7,976 1,694,188 Indirect -0.01% Disposed -47.5% (price as of 2026-10-05)
July 28, 2025 CALX S 10b5-1 25,000 $55.40 $1,385,000 2,114,188 Indirect -1.17% Disposed -37.0% (price as of 2026-10-05)
April 28, 2025 CALX S 10b5-1 25,000 $39.59 $989,750 2,139,188 Indirect -1.16% Disposed -11.8% (price as of 2026-10-05)
Feb. 27, 2025 CALX S 10b5-1 25,000 $38.15 $953,750 2,164,188 Indirect -1.14% Disposed -8.5% (price as of 2026-10-05)
Nov. 4, 2024 CALX S 10b5-1 25,000 $35.42 $885,500 2,189,188 Indirect -1.13% Disposed -1.4% (price as of 2026-10-05)
Aug. 2, 2024 CALX S 10b5-1 23,720 $37.53 $890,212 3,724,661 Direct -0.63% Disposed -7.0% (price as of 2026-10-05)
Aug. 2, 2024 CALX S 10b5-1 1,280 $38.14 $48,819 3,723,381 Direct -0.03% Disposed -8.5% (price as of 2026-10-05)
Jan. 12, 2017 CALX P 10b5-1 16 $6.95 $111 3,328,381 Direct 0.00% Acquired 402.4% (price as of 2026-10-05)
Nov. 9, 2016 CALX P 10b5-1 1,093 $6.85 $7,487 3,328,365 Direct +0.03% Acquired 409.7% (price as of 2026-10-05)
Nov. 8, 2016 CALX P 10b5-1 1,500 $6.89 $10,335 3,327,272 Direct +0.05% Acquired 406.7% (price as of 2026-10-05)
Nov. 7, 2016 CALX P 10b5-1 1,500 $6.77 $10,155 3,325,772 Direct +0.05% Acquired 415.7% (price as of 2026-10-05)
Nov. 4, 2016 CALX P 10b5-1 1,500 $6.60 $9,900 3,324,272 Direct +0.05% Acquired 429.0% (price as of 2026-10-05)
Nov. 3, 2016 CALX P 10b5-1 1,500 $6.65 $9,975 3,322,772 Direct +0.05% Acquired 425.0% (price as of 2026-10-05)
Nov. 2, 2016 CALX P 10b5-1 1,500 $6.88 $10,320 3,321,272 Direct +0.05% Acquired 407.5% (price as of 2026-10-05)
Nov. 1, 2016 CALX P 10b5-1 1,500 $6.38 $9,570 3,319,772 Direct +0.05% Acquired 447.3% (price as of 2026-10-05)
Oct. 31, 2016 CALX P 10b5-1 1,500 $6.41 $9,615 3,318,272 Direct +0.05% Acquired 444.7% (price as of 2026-10-05)
Oct. 28, 2016 CALX P 10b5-1 1,500 $6.46 $9,690 3,316,772 Direct +0.05% Acquired 440.5% (price as of 2026-10-05)
Oct. 27, 2016 CALX P 10b5-1 1,500 $6.39 $9,585 3,315,272 Direct +0.05% Acquired 446.4% (price as of 2026-10-05)
Oct. 26, 2016 CALX P 10b5-1 1,500 $6.64 $9,960 3,313,772 Direct +0.05% Acquired 425.8% (price as of 2026-10-05)
Oct. 25, 2016 CALX P 10b5-1 1,500 $6.69 $10,035 3,312,272 Direct +0.05% Acquired 421.9% (price as of 2026-10-05)
Oct. 24, 2016 CALX P 10b5-1 1,500 $6.70 $10,050 3,310,772 Direct +0.05% Acquired 421.1% (price as of 2026-10-05)
Oct. 21, 2016 CALX P 10b5-1 1,500 $6.65 $9,975 3,309,272 Direct +0.05% Acquired 425.0% (price as of 2026-10-05)
Oct. 20, 2016 CALX P 10b5-1 1,500 $6.86 $10,290 3,307,772 Direct +0.05% Acquired 409.0% (price as of 2026-10-05)
Oct. 19, 2016 CALX P 10b5-1 1,500 $6.65 $9,975 3,306,272 Direct +0.05% Acquired 425.0% (price as of 2026-10-05)
Oct. 18, 2016 CALX P 10b5-1 1,500 $6.56 $9,840 3,304,772 Direct +0.05% Acquired 432.2% (price as of 2026-10-05)
Oct. 17, 2016 CALX P 10b5-1 1,500 $6.75 $10,125 3,303,272 Direct +0.05% Acquired 417.3% (price as of 2026-10-05)
Oct. 14, 2016 CALX P 10b5-1 1,500 $6.93 $10,395 3,301,772 Direct +0.05% Acquired 403.8% (price as of 2026-10-05)
Oct. 13, 2016 CALX P 10b5-1 1,500 $6.92 $10,380 3,300,272 Direct +0.05% Acquired 404.6% (price as of 2026-10-05)
Oct. 12, 2016 CALX P 10b5-1 1,500 $6.95 $10,425 3,298,772 Direct +0.05% Acquired 402.4% (price as of 2026-10-05)
Oct. 11, 2016 CALX P 10b5-1 1,500 $6.99 $10,485 3,297,272 Direct +0.05% Acquired 399.5% (price as of 2026-10-05)
Sept. 26, 2016 CALX P 10b5-1 1,197 $6.92 $8,283 3,295,772 Direct +0.04% Acquired 404.6% (price as of 2026-10-05)
Sept. 23, 2016 CALX P 10b5-1 1,500 $6.86 $10,290 3,294,575 Direct +0.05% Acquired 409.0% (price as of 2026-10-05)
Sept. 22, 2016 CALX P 10b5-1 1,500 $6.97 $10,455 3,293,075 Direct +0.05% Acquired 400.9% (price as of 2026-10-05)
Sept. 21, 2016 CALX P 10b5-1 1,500 $6.94 $10,410 3,291,575 Direct +0.05% Acquired 403.1% (price as of 2026-10-05)
Sept. 20, 2016 CALX P 10b5-1 1,500 $6.99 $10,485 3,290,075 Direct +0.05% Acquired 399.5% (price as of 2026-10-05)
Sept. 19, 2016 CALX P 10b5-1 1,500 $6.98 $10,470 3,288,575 Direct +0.05% Acquired 400.2% (price as of 2026-10-05)
Sept. 16, 2016 CALX P 10b5-1 1,500 $6.99 $10,485 3,287,075 Direct +0.05% Acquired 399.5% (price as of 2026-10-05)
Sept. 13, 2016 CALX P 10b5-1 1,500 $6.99 $10,485 3,285,575 Direct +0.05% Acquired 399.5% (price as of 2026-10-05)
July 22, 2016 CALX P 10b5-1 29 $7.63 $221 3,284,075 Direct 0.00% Acquired 357.6% (price as of 2026-10-05)
July 21, 2016 CALX P 10b5-1 1,500 $7.92 $11,880 3,284,046 Direct +0.05% Acquired 340.8% (price as of 2026-10-05)
July 20, 2016 CALX P 10b5-1 1,500 $7.52 $11,280 3,282,546 Direct +0.05% Acquired 364.3% (price as of 2026-10-05)
July 19, 2016 CALX P 10b5-1 1,500 $7.58 $11,370 3,281,046 Direct +0.05% Acquired 360.6% (price as of 2026-10-05)
July 18, 2016 CALX P 10b5-1 1,500 $7.58 $11,370 3,279,546 Direct +0.05% Acquired 360.6% (price as of 2026-10-05)
July 15, 2016 CALX P 10b5-1 1,500 $7.49 $11,235 3,278,046 Direct +0.05% Acquired 366.2% (price as of 2026-10-05)
July 14, 2016 CALX P 10b5-1 1,500 $7.53 $11,295 3,276,546 Direct +0.05% Acquired 363.7% (price as of 2026-10-05)
July 13, 2016 CALX P 10b5-1 1,500 $7.61 $11,415 3,275,046 Direct +0.05% Acquired 358.8% (price as of 2026-10-05)
July 12, 2016 CALX P 10b5-1 1,500 $7.61 $11,415 3,273,546 Direct +0.05% Acquired 358.8% (price as of 2026-10-05)
July 11, 2016 CALX P 10b5-1 1,500 $7.52 $11,280 3,272,046 Direct +0.05% Acquired 364.3% (price as of 2026-10-05)
July 8, 2016 CALX P 10b5-1 1,500 $7.36 $11,040 3,270,546 Direct +0.05% Acquired 374.4% (price as of 2026-10-05)
July 7, 2016 CALX P 10b5-1 1,500 $7.03 $10,545 3,269,046 Direct +0.05% Acquired 396.7% (price as of 2026-10-05)
July 6, 2016 CALX P 10b5-1 1,500 $6.89 $10,335 3,267,546 Direct +0.05% Acquired 406.7% (price as of 2026-10-05)
July 5, 2016 CALX P 10b5-1 1,500 $7.05 $10,575 3,266,046 Direct +0.05% Acquired 395.2% (price as of 2026-10-05)
July 1, 2016 CALX P 10b5-1 1,500 $6.96 $10,440 3,264,546 Direct +0.05% Acquired 401.7% (price as of 2026-10-05)
June 30, 2016 CALX P 10b5-1 1,500 $6.68 $10,020 3,263,046 Direct +0.05% Acquired 422.7% (price as of 2026-10-05)
June 29, 2016 CALX P 10b5-1 1,500 $6.68 $10,020 3,261,546 Direct +0.05% Acquired 422.7% (price as of 2026-10-05)
June 28, 2016 CALX P 10b5-1 1,500 $6.50 $9,750 3,260,046 Direct +0.05% Acquired 437.2% (price as of 2026-10-05)
June 27, 2016 CALX P 10b5-1 1,500 $6.72 $10,080 3,258,546 Direct +0.05% Acquired 419.6% (price as of 2026-10-05)
June 24, 2016 CALX P 10b5-1 1,500 $6.92 $10,380 3,257,046 Direct +0.05% Acquired 404.6% (price as of 2026-10-05)
June 22, 2016 CALX P 10b5-1 1,500 $7.08 $10,620 3,254,046 Direct +0.05% Acquired 393.1% (price as of 2026-10-05)
June 21, 2016 CALX P 10b5-1 1,500 $7.06 $10,590 3,252,546 Direct +0.05% Acquired 394.5% (price as of 2026-10-05)

Showing latest 100 of 165 transactions

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.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
Sept. 28, 2026 CALX Stock Options (right to buy) Common Stock (17,603) $33.19 Sept. 28, 2036 17,603 Acquired
June 29, 2026 CALX Stock Options (right to buy) Common Stock (15,999) $36.05 June 29, 2036 15,999 Acquired
March 30, 2026 CALX Stock Options (right to buy) Common Stock (11,753) $49.40 March 30, 2036 11,753 Acquired
Feb. 25, 2026 CALX Stock Option (right to buy) Common Stock (10,000) $12.63 May 22, 2030 10,000 Disposed
Jan. 7, 2026 CALX Stock Option (right to buy) Common Stock (10,000) $12.63 May 22, 2030 10,000 Disposed
Jan. 2, 2026 CALX Employee Stock Options (right to buy) Common Stock (11,663) $53.59 Jan. 2, 2036 11,663 Acquired
Nov. 24, 2025 CALX Stock Option (right to buy) Common Stock (10,000) $12.63 May 22, 2030 10,000 Disposed
Nov. 17, 2025 CALX Stock Option (right to buy) Common Stock (10,000) $12.63 May 22, 2030 10,000 Disposed
Nov. 6, 2025 CALX Stock Option (right to buy) Common Stock (200,000) $12.63 May 22, 2030 200,000 Disposed
Sept. 29, 2025 CALX Stock Options (right to buy) Common Stock (10,329) $61.38 Sept. 29, 2035 10,329 Acquired
June 30, 2025 CALX Stock Options (right to buy) Common Stock (11,561) $53.19 June 30, 2035 11,561 Acquired
May 8, 2025 CALX Stock Options (right to buy) Common Stock (28,606) $42.65 May 8, 2035 28,606 Acquired
May 9, 2024 CALX Stock Options (right to buy) Common Stock (12,262) $30.07 May 9, 2034 12,262 Acquired
Jan. 25, 2024 CALX Stock Option (right to buy) Common Stock (120,000) $8.18 Jan. 28, 2024 120,000 Disposed
May 11, 2023 CALX Common Stock Common Stock (8,183) $42.79 May 11, 2033 8,183 Acquired
May 11, 2023 CALX Common Stock Common Stock (7,160) $42.79 May 11, 2033 7,160 Acquired
Feb. 9, 2023 CALX Common Stock Common Stock (100,000) $55.96 Feb. 10, 2032 100,000 Acquired
Jan. 30, 2023 CALX Stock Option (right to buy) Common Stock (200,000) $8.41 Feb. 21, 2023 200,000 Disposed
April 19, 2021 CALX Stock Options (right to buy) Common Stock (300,000) $41.94 April 19, 2031 300,000 Acquired
Jan. 7, 2021 CALX Stock Options (right to buy) Common Stock (100,000) $19.75 Feb. 24, 2021 100,000 Disposed
May 22, 2020 CALX Stock Option (right to buy) Common Stock (800,000) $12.63 May 22, 2030 800,000 Acquired
Jan. 28, 2014 CALX Stock Option (right to buy) Common Stock (120,000) $8.18 Jan. 28, 2024 120,000 Acquired
Feb. 21, 2013 CALX Stock Option (right to buy) Common Stock (200,000) $8.41 Feb. 21, 2023 200,000 Acquired
Feb. 24, 2011 CALX Stock Options (right to buy) Common Stock (100,000) $19.75 Feb. 24, 2021 100,000 Acquired
March 26, 2010 CALX Series J Preferred Stock Common Stock · · 13,414 Disposed
March 26, 2010 CALX Series J Preferred Stock Common Stock · · 66,297 Disposed
March 26, 2010 CALX Series J Preferred Stock Common Stock · · 695,022 Disposed
March 26, 2010 CALX Series J Preferred Stock Common Stock · · 123,758 Disposed
March 26, 2010 CALX Series I Preferred Stock Common Stock · · 32,243 Disposed
March 26, 2010 CALX Series G Preferred Stock Common Stock · · 11,164 Disposed
March 26, 2010 CALX Series G Preferred Stock Common Stock · · 78,796 Disposed
March 26, 2010 CALX Series G Preferred Stock Common Stock · · 30,020 Disposed
March 26, 2010 CALX Series E-1 Preferred Stock Common Stock · · 513,268 Disposed
March 26, 2010 CALX Series E Preferred Stock Common Stock · · 98,283 Disposed
March 26, 2010 CALX Series E Preferred Stock Common Stock · · 687,026 Disposed
March 26, 2010 CALX Series D Preferred Stock Common Stock · · 13,467 Disposed
March 26, 2010 CALX Series D Preferred Stock Common Stock · · 3,423 Disposed
March 26, 2010 CALX Series D Preferred Stock Common Stock · · 109,126 Disposed
March 26, 2010 CALX Series C Preferred Stock Common Stock · · 1,508 Disposed
March 26, 2010 CALX Series B Preferred Stock Common Stock · · 9,179 Disposed
March 26, 2010 CALX Series B Preferred Stock Common Stock · · 8,628 Disposed
March 26, 2010 CALX Series A Preferred Stock Common Stock · · 16,000 Disposed

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 20 holdings

07

Securities held when first becoming an insider, per SEC Form 3.

DateTickerSecuritySharesOwnership
March 23, 2010 CALX Common Stock · Direct
March 23, 2010 CALX Common Stock · Indirect
March 23, 2010 CALX Series A Preferred Stock→ Common Stock · Indirect
March 23, 2010 CALX Series B Preferred Stock→ Common Stock · Indirect
March 23, 2010 CALX Series B Preferred Stock→ Common Stock · Indirect
March 23, 2010 CALX Series C Preferred Stock→ Common Stock · Indirect
March 23, 2010 CALX Series D Preferred Stock→ Common Stock · Indirect
March 23, 2010 CALX Series D Preferred Stock→ Common Stock · Indirect
March 23, 2010 CALX Series D Preferred Stock→ Common Stock · Indirect
March 23, 2010 CALX Series E Preferred Stock→ Common Stock · Indirect
March 23, 2010 CALX Series E Preferred Stock→ Common Stock · Indirect
March 23, 2010 CALX Series E-1 Preferred Stock→ Common Stock · Direct
March 23, 2010 CALX Series G Preferred Stock→ Common Stock · Direct
March 23, 2010 CALX Series G Preferred Stock→ Common Stock · Indirect
March 23, 2010 CALX Series G Preferred Stock→ Common Stock · Indirect
March 23, 2010 CALX Series I Preferred Stock→ Common Stock · Indirect
March 23, 2010 CALX Series J Preferred Stock→ Common Stock · Direct
March 23, 2010 CALX Series J Preferred Stock→ Common Stock · Indirect
March 23, 2010 CALX Series J Preferred Stock→ Common Stock · Indirect
March 23, 2010 CALX Series J Preferred Stock→ Common Stock · Indirect

Compensation (DEF 14A)

08

Matched by name from proxy statements (DEF 14A) — verify against the filing.

CALX

CEO
Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2022 $375,000 · · · $375,000 · $23,750 $3,866,660
2021 $500,000 · · · $570,780 · · $7,726,910
2020 $500,000 · · · $1,442,750 · · $6,894,750

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.