CALIX, INC

By person

21 insiders · 207 transactions

1.0×

Michael Weening holds only 1.0 times base salary in stock. $599.28K of shares against $560.00K in salary for 2025.

Salary from the company's own proxy. The shares are what Michael Weening last reported holding, valued at $36.20, the price Common Stock was last bought or sold at on the open market here, on 27 Jul 2026.

Insider

Role

Bought

Sold

Net

Holding

Of company

Worth

Change

Weening Michael

President & CEO

$22.47K (2)

$72.70M (15) scheduled

−$72.68M

16,556

0.0263%

$599.28K

—

Russo Carl

Director

$279.07K (29)

$37.05M (15) scheduled

−$36.77M

5,802,858

9.22%

$210.05M

0.0%

PLANTS J DANIEL

Director

$2.68M (10)

$32.51M (7)

−$29.83M

411,941

0.6542%

$14.91M

−67.0%

Eleniak Shane Todd Marshall

Chief Product Officer

—

$12.28M (7) scheduled

−$12.28M

0.0000%

$0.00

—

LISTWIN DONALD J

Director

$5.30M (19)

$15.59M (6)

−$10.29M

1,107,533

1.76%

$40.09M

+6.9%

SINDELAR CORY

Chief Financial Officer

$481.24K (11)

$7.72M (8) scheduled

−$7.24M

103,994

0.1652%

$3.76M

+3,366%

DENUCCIO KEVIN A

Director

$813.42K (8)

$7.30M (10)

−$6.49M

93,900

0.1491%

$3.40M

−18.3%

Collins John Matthew

Chief Commercial Ops Officer

—

$4.54M (10) scheduled

−$4.54M

0.0000%

$0.00

—

BOWICK CHRISTOPHER J

Director

—

$2.47M (11)

−$2.47M

71,583

0.1137%

$2.59M

+24.4%

Makagon Kira

Director

—

$1.85M (2)

−$1.85M

43,931

0.0698%

$1.59M

—

CRUSCO KATHLEEN M

Director

—

$1.77M (1)

−$1.77M

64,361

0.1022%

$2.33M

—

Matthews Michael

Director

—

$1.40M (12)

−$1.40M

64,000

0.1016%

$2.32M

−18.0%

Atkins William J

Executive VP and CFO

—

$114.23K (1)

−$114.23K

6,000

0.0095%

$217.18K

+4.2%

CHEUNG SHEILA

VP, Finance & Accounting

—

$62.28K (6)

−$62.28K

0.0000%

$0.00

—

EVERETT MICHAEL T

Director

—

196,779

0.3125%

$7.12M

+82.5%

Peters Kevin Robert

Director

—

135,684

0.2155%

$4.91M

+141.5%

FLYNN MICHAEL T

Director

—

125,937

0.2000%

$4.56M

+16.6%

Oosterman Wade

Director

—

12,156

0.0193%

$440.02K

+386.2%

BERRY MICHAEL J

Director

—

9,656

0.0153%

$349.52K

—

Mukherjee Rajatish

Director

—

9,656

0.0153%

$349.52K

—

Durocher John

COO

—

2,367

0.0038%

$85.68K

+22.8%

Individual transactions

Insider

Date

Role

Action

Price

Amount

Eleniak Shane Todd Marshall

10 Nov 2025

Chief Product Officer

Sold after exercise

24,000

$64.14

$1.54M

SINDELAR CORY

6 Nov 2025

Chief Financial Officer

Sold after exercise

50,000

$65.30

$3.26M

Eleniak Shane Todd Marshall

4 Nov 2025

Chief Product Officer

Sold after exercise

50,000

$65.34

$3.27M

Weening Michael

3 Nov 2025

President & CEO

Sold after exercise

74,000

$67.42

$4.99M

SINDELAR CORY

31 Oct 2025

Chief Financial Officer

Sold after exercise

10,000

$70.00

$700.00K

SINDELAR CORY

30 Oct 2025

Chief Financial Officer

Sold after exercise

10,000

$65.00

$650.00K

Weening Michael

30 Oct 2025

President & CEO

Sold after exercise

50,000

$67.55

$3.38M

Weening Michael

30 Oct 2025

President & CEO

Sold after exercise

150,000

$64.63

$9.69M

Weening Michael

11 Sep 2025

President & CEO

Sold after exercise

18,010

$63.00

$1.13M

Weening Michael

10 Sep 2025

President & CEO

Sold after exercise

7,990

$63.00

$503.37K

Weening Michael

10 Sep 2025

President & CEO

Sold after exercise

150,000

$62.00

$9.30M

Weening Michael

4 Sep 2025

President & CEO

Sold after exercise

24,000

$60.00

$1.44M

SINDELAR CORY

28 Aug 2025

Chief Financial Officer

Sold after exercise

10,000

$60.00

$600.00K

Weening Michael

28 Aug 2025

President & CEO

Sold after exercise

126,000

$60.00

$7.56M

Weening Michael

4 Aug 2025

President & CEO

Sold after exercise

74,000

$57.00

$4.22M

Weening Michael

23 Jul 2025

President & CEO

Sold after exercise

16,000

$57.00

$912.00K

Weening Michael

23 Jul 2025

President & CEO

Sold after exercise

92,000

$56.00

$5.15M

SINDELAR CORY

23 Jul 2025

Chief Financial Officer

Sold after exercise

10,000

$56.00

$560.00K

Weening Michael

22 Jul 2025

President & CEO

Sold after exercise

92,000

$55.00

$5.06M

SINDELAR CORY

30 Jun 2025

Chief Financial Officer

Sold after exercise

10,000

$52.00

$520.00K

Weening Michael

2 Jun 2025

President & CEO

Sold after exercise

100,000

$46.59

$4.66M

Collins John Matthew

27 Oct 2023

Chief Commercial Ops Officer

Sold after exercise

60,000

$33.14

$1.99M

Collins John Matthew

25 Jul 2023

Chief Commercial Ops Officer

Sold after exercise

10,000

$47.12

$471.20K

Collins John Matthew

2 May 2023

Chief Commercial Ops Officer

Sold after exercise

5,000

$44.10

$220.49K

Collins John Matthew

3 Feb 2023

Chief Commercial Ops Officer

Sold after exercise

5,000

$54.48

$272.40K

Collins John Matthew

3 Nov 2022

EVP, Commercial Operations

Sold after exercise

5,000

$70.65

$353.25K

Collins John Matthew

3 Aug 2022

EVP, Commercial Operations

Sold after exercise

5,000

$58.31

$291.55K

Collins John Matthew

28 Feb 2022

EVP, Commercial Operations

Sold after exercise

5,000

$53.86

$269.30K

Eleniak Shane Todd Marshall

18 Jan 2022

EVP, Products

Sold after exercise

25,000

$52.77

$1.32M

Eleniak Shane Todd Marshall

15 Dec 2021

EVP, Products

Sold after exercise

25,000

$64.72

$1.62M

Eleniak Shane Todd Marshall

15 Nov 2021

EVP, Products

Sold after exercise

25,000

$72.52

$1.81M

Collins John Matthew

29 Oct 2021

EVP, Commercial Operations

Sold after exercise

1,088

$61.60

$67.02K

Collins John Matthew

29 Oct 2021

EVP, Commercial Operations

Sold after exercise

8,912

$61.79

$550.69K

SINDELAR CORY

28 Oct 2021

Chief Financial Officer

Sold after exercise

20,000

$60.05

$1.20M

Eleniak Shane Todd Marshall

15 Oct 2021

EVP, Products

Sold after exercise

25,000

$58.61

$1.47M

Eleniak Shane Todd Marshall

30 Sep 2021

EVP, Products

Sold after exercise

26,000

$48.50

$1.26M

Weening Michael

7 Jul 2021

President & COO

Sold after exercise

291,581

$49.00

$14.29M

Weening Michael

28 Jun 2021

President & COO

Sold after exercise

8,419

$49.00

$412.53K

Matthews Michael

28 Oct 2020

Director

Sold after exercise

10,000

$24.09

$240.92K

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