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CALIX, INC

CALX Net selling
CIK 0001406666 #1864 in the set updated 17 Sep 2026
Bought (120 mo)
$9.57M
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$197.35M
$37.05M on a plan · $97.20M straight out of an exercise
Sold at will
$63.10M
57 of 111 sales
Net
−$187.78M
−$53.53M against sales at will

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
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
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
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

79
Insider
Date
Role
Action
Shares
Price
Amount
Weening Michael
14 Aug 2023
President & CEO
Buy
341
$34.98
$11.93K
LISTWIN DONALD J
4 Feb 2022
Director
Buy indirect
10,000
$50.94
$509.40K
LISTWIN DONALD J
4 Nov 2021
Director
Buy
23
$74.36
$1.71K
LISTWIN DONALD J
28 Oct 2021
Director
Buy
15,000
$60.00
$899.99K
Weening Michael
14 Aug 2021
President & COO
Buy
337
$31.28
$10.54K
LISTWIN DONALD J
9 Feb 2021
Director
Buy indirect
20,000
$35.75
$714.95K
LISTWIN DONALD J
10 Nov 2020
Director
Buy
20,000
$22.53
$450.56K
SINDELAR CORY
31 Aug 2020
Chief Financial Officer
Buy
5,000
$19.75
$98.75K
LISTWIN DONALD J
26 Aug 2020
Director
Buy indirect
21,936
$20.40
$447.53K
LISTWIN DONALD J
25 Aug 2020
Director
Buy indirect
5,109
$19.82
$101.27K
LISTWIN DONALD J
24 Aug 2020
Director
Buy indirect
22,955
$19.98
$458.62K
LISTWIN DONALD J
3 Aug 2020
Director
Buy
15,000
$21.00
$315.00K
LISTWIN DONALD J
1 May 2020
Director
Buy
30,000
$12.11
$363.41K
LISTWIN DONALD J
18 Feb 2020
Director
Buy indirect
10,000
$10.20
$102.02K
LISTWIN DONALD J
18 Feb 2020
Director
Buy
10,000
$10.20
$102.02K
DENUCCIO KEVIN A
7 Feb 2020
Director
Buy
5,500
$9.26
$50.93K
LISTWIN DONALD J
28 Oct 2019
Director
Buy indirect
25,000
$7.97
$199.23K
PLANTS J DANIEL
27 Aug 2019
Director
Buy indirect
16,279
$5.84
$95.10K
PLANTS J DANIEL
26 Aug 2019
Director
Buy indirect
14,346
$5.88
$84.34K
PLANTS J DANIEL
23 Aug 2019
Director
Buy indirect
29,500
$5.89
$173.88K
DENUCCIO KEVIN A
16 Aug 2019
Director
Buy indirect
3,900
$5.79
$22.58K
DENUCCIO KEVIN A
16 Aug 2019
Director
Buy indirect
10,000
$5.73
$57.26K
DENUCCIO KEVIN A
16 Aug 2019
Director
Buy
10,100
$5.79
$58.44K
LISTWIN DONALD J
5 Aug 2019
Director
Buy
16,352
$5.96
$97.52K
SINDELAR CORY
30 Jul 2019
Chief Financial Officer
Buy
5,000
$6.22
$31.08K
LISTWIN DONALD J
29 Jul 2019
Director
Buy
19,180
$6.40
$122.80K
PLANTS J DANIEL
30 May 2019
Director
Buy indirect
2,600
$5.98
$15.55K
PLANTS J DANIEL
29 May 2019
Director
Buy indirect
25,311
$6.21
$157.28K
DENUCCIO KEVIN A
22 May 2019
Director
Buy
33,500
$6.62
$221.81K
PLANTS J DANIEL
16 May 2019
Director
Buy indirect
27,091
$6.57
$178.11K
PLANTS J DANIEL
15 May 2019
Director
Buy indirect
11,360
$6.59
$74.91K
PLANTS J DANIEL
14 May 2019
Director
Buy indirect
39,850
$6.50
$259.12K
LISTWIN DONALD J
13 May 2019
Director
Buy
15,000
$6.72
$100.87K
LISTWIN DONALD J
14 Feb 2019
Director
Buy
12,500
$8.04
$100.44K
SINDELAR CORY
8 Feb 2019
Chief Financial Officer
Buy
10,000
$7.53
$75.25K
PLANTS J DANIEL
8 Feb 2019
Director
Buy indirect
100,000
$7.49
$749.00K
SINDELAR CORY
14 Nov 2018
Chief Financial Officer
Buy
5,000
$10.50
$52.50K
LISTWIN DONALD J
8 Nov 2018
Director
Buy
12,500
$9.80
$122.50K
DENUCCIO KEVIN A
16 Aug 2018
Director
Buy
13,500
$6.98
$94.23K
DENUCCIO KEVIN A
16 Aug 2018
Director
Buy
25,000
$6.98
$174.38K
SINDELAR CORY
16 Aug 2018
Chief Financial Officer
Buy
3,000
$6.85
$20.55K
SINDELAR CORY
15 Aug 2018
Chief Financial Officer
Buy
11,700
$7.05
$82.52K
SINDELAR CORY
14 Aug 2018
Chief Financial Officer
Buy
300
$7.00
$2.10K
LISTWIN DONALD J
10 Aug 2018
Director
Buy
12,500
$6.88
$85.97K
PLANTS J DANIEL
11 May 2018
Director
Buy indirect
139,250
$6.39
$889.81K
SINDELAR CORY
30 Nov 2017
Chief Financial Officer
Buy
5,000
$6.70
$33.50K
SINDELAR CORY
28 Nov 2017
Chief Financial Officer
Buy
5,974
$6.95
$41.52K
SINDELAR CORY
23 Aug 2017
interim CFO & PFO
Buy
4,026
$4.90
$19.73K
SINDELAR CORY
22 Aug 2017
interim CFO & PFO
Buy
5,000
$4.75
$23.75K
DENUCCIO KEVIN A
18 May 2017
Director
Buy
20,000
$6.69
$133.80K
Russo Carl
12 Jan 2017
President & CEO
Buy
16
$6.95
$111.20
Russo Carl
9 Nov 2016
President & CEO
Buy
1,093
$6.85
$7.49K
Russo Carl
8 Nov 2016
President & CEO
Buy
1,500
$6.89
$10.34K
Russo Carl
7 Nov 2016
President & CEO
Buy
1,500
$6.77
$10.16K
Russo Carl
4 Nov 2016
President & CEO
Buy
1,500
$6.60
$9.90K
Russo Carl
3 Nov 2016
President & CEO
Buy
1,500
$6.65
$9.98K
Russo Carl
2 Nov 2016
President & CEO
Buy
1,500
$6.88
$10.32K
Russo Carl
1 Nov 2016
President & CEO
Buy
1,500
$6.38
$9.57K
Russo Carl
31 Oct 2016
President & CEO
Buy
1,500
$6.41
$9.62K
Russo Carl
28 Oct 2016
President & CEO
Buy
1,500
$6.46
$9.69K
Russo Carl
27 Oct 2016
President & CEO
Buy
1,500
$6.39
$9.59K
Russo Carl
26 Oct 2016
President & CEO
Buy
1,500
$6.64
$9.96K
Russo Carl
25 Oct 2016
President & CEO
Buy
1,500
$6.69
$10.04K
Russo Carl
24 Oct 2016
President & CEO
Buy
1,500
$6.70
$10.05K
Russo Carl
21 Oct 2016
President & CEO
Buy
1,500
$6.65
$9.98K
Russo Carl
20 Oct 2016
President & CEO
Buy
1,500
$6.86
$10.29K
Russo Carl
19 Oct 2016
President & CEO
Buy
1,500
$6.65
$9.98K
Russo Carl
18 Oct 2016
President & CEO
Buy
1,500
$6.56
$9.84K
Russo Carl
17 Oct 2016
President & CEO
Buy
1,500
$6.75
$10.13K
Russo Carl
14 Oct 2016
President & CEO
Buy
1,500
$6.93
$10.40K
Russo Carl
13 Oct 2016
President & CEO
Buy
1,500
$6.92
$10.38K
Russo Carl
12 Oct 2016
President & CEO
Buy
1,500
$6.95
$10.43K
Russo Carl
11 Oct 2016
President & CEO
Buy
1,500
$6.99
$10.49K
Russo Carl
26 Sep 2016
President & CEO
Buy
1,197
$6.92
$8.28K
Russo Carl
23 Sep 2016
President & CEO
Buy
1,500
$6.86
$10.29K
Russo Carl
22 Sep 2016
President & CEO
Buy
1,500
$6.97
$10.46K
Russo Carl
21 Sep 2016
President & CEO
Buy
1,500
$6.94
$10.41K
Russo Carl
20 Sep 2016
President & CEO
Buy
1,500
$6.99
$10.49K
Russo Carl
19 Sep 2016
President & CEO
Buy
1,500
$6.98
$10.47K
Show all 207 transactions →

What was left out

Form 4 filings counted 329
Amendments (4/A) skipped 10
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 15
Sales straight out of an exercise 39
Sales at will 57
Transactions with no price 0
Shares from compensation/vesting 3,780,312
Sales filed before the plan box existed 56
History held since 15 Sep 2016