Insider Trading activities at Calix, Inc ((CALX))

Insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Calix, Inc ((CALX)) since 2016 are shown in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Calix, Inc. Table 2 shows the detailed insider transactions. This company's CIK number is 1406666.

Total stock buying since 2016: $9,953,589.
Total stock sales since 2016: $110,950,010.
Total stock option exercises since 2016: $13,013,142.


15 insiders reported insider trading activities at Calix, Inc ((CALX)):
Insider trading activities of Eleniak Shane Todd Marshall
Insider trading activities of Matthews Michael
Insider trading activities of Denuccio Kevin A
Insider trading activities of Sindelar Cory
Insider trading activities of Cheung Sheila
Insider trading activities of Russo Carl
Insider trading activities of Crusco Kathleen M
Insider trading activities of Everett Michael T
Insider trading activities of Plants J Daniel
Insider trading activities of Atkins William J
Insider trading activities of Weening Michael
Insider trading activities of Makagon Kira
Insider trading activities of Listwin Donald J
Insider trading activities of Bowick Christopher J
Insider trading activities of Collins John Matthew

Table 1. Yearly summary of insider stock purchases, sales, and option exercises at Calix, Inc ((CALX)).
Insider Buying Insider Sales Option Exercises
Year Shares Value Shares Value Shares Value
2025 0 $0 580,000 $31,617,375 530,000 $3,652,380
2024 0 $0 50,000 $1,831,375 120,000 $981,600
2023 341 $11,927 180,000 $7,267,485 291,960 $2,652,581
2022 10,000 $509,400 313,654 $19,108,141 44,073 $582,784
2021 35,360 $1,627,211 795,437 $40,075,242 525,910 $4,666,672
2020 145,500 $2,490,114 916,463 $10,100,639 27,500 $477,125
2019 426,869 $2,874,682 62,159 $423,141 0 $0
2018 222,750 $1,524,592 44,139 $356,940 1,656 $0
2017 40,016 $252,407 22,907 $156,172 34,937 $0
2016 95,319 $663,256 2,000 $13,500 0 $0

Table 2. Monthly summary of insider trading at Calix, Inc ((CALX)).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2025-08 0 $0 210,000 $12,378,000 210,000 $1,632,560
2025-07 0 $0 235,000 $13,106,925 210,000 $1,352,820
2025-06 0 $0 110,000 $5,178,700 110,000 $667,000
2025-02 0 $0 25,000 $953,750 0 $0
2024-11 0 $0 25,000 $885,500 0 $0
2024-08 0 $0 25,000 $945,875 0 $0
2024-01 0 $0 0 $0 120,000 $981,600
2023-10 0 $0 60,000 $1,988,400 60,000 $482,820
2023-08 341 $11,927 100,000 $4,315,000 0 $0
2023-07 0 $0 10,000 $471,200 10,000 $74,900
2023-05 0 $0 5,000 $220,485 14,960 $368,011
2023-02 0 $0 5,000 $272,400 5,000 $34,750
2023-01 0 $0 0 $0 202,000 $1,692,100
2022-12 0 $0 0 $0 9,073 $353,484
2022-11 0 $0 5,000 $353,250 5,000 $45,800
2022-10 0 $0 145,177 $10,580,456 0 $0
2022-08 0 $0 70,000 $4,059,850 5,000 $34,750
2022-07 0 $0 6,000 $334,218 0 $0
2022-05 0 $0 62,477 $2,461,017 0 $0
2022-02 10,000 $509,400 0 $0 0 $0
2022-01 0 $0 25,000 $1,319,350 25,000 $148,750
2021-12 0 $0 25,000 $1,618,000 25,000 $148,750
2021-11 23 $1,710 45,929 $3,256,605 25,000 $148,750
2021-10 15,000 $900,000 170,000 $10,197,265 55,829 $325,011

Table 3. Detailed insider trading at Calix, Inc ((CALX))
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2025-08-28 Weening Michael (President & CEO) Sale 126,000 60.00 7,560,000
2025-08-28 Weening Michael (President & CEO) Option Ex 126,000 7.84 987,840
2025-08-28 Sindelar Cory (Chief Financial Officer) Sale 10,000 60.00 600,000
2025-08-28 Sindelar Cory (Chief Financial Officer) Option Ex 10,000 5.05 50,500
2025-08-04 Weening Michael (President & CEO) Sale 74,000 57.00 4,218,000
2025-08-04 Weening Michael (President & CEO) Option Ex 74,000 8.03 594,220
2025-07-28 Russo Carl Sale 25,000 55.40 1,384,925
2025-07-23 Weening Michael (President & CEO) Sale 108,000 56.50 6,102,000
2025-07-23 Weening Michael (President & CEO) Option Ex 108,000 6.99 754,920
2025-07-23 Sindelar Cory (Chief Financial Officer) Sale 10,000 56.00 560,000
2025-07-23 Sindelar Cory (Chief Financial Officer) Option Ex 10,000 5.05 50,500
2025-07-22 Weening Michael (President & CEO) Sale 92,000 55.00 5,060,000
2025-07-22 Weening Michael (President & CEO) Option Ex 92,000 5.95 547,400
2025-06-30 Sindelar Cory (Chief Financial Officer) Sale 10,000 52.00 520,000
2025-06-30 Sindelar Cory (Chief Financial Officer) Option Ex 10,000 5.05 50,500
2025-06-02 Weening Michael (President & CEO) Sale 100,000 46.59 4,658,700
2025-06-02 Weening Michael (President & CEO) Option Ex 100,000 6.17 616,500
2025-02-27 Russo Carl Sale 25,000 38.15 953,750
2024-11-04 Russo Carl Sale 25,000 35.42 885,500
2024-08-02 Russo Carl Sale 25,000 37.84 945,875
2024-01-25 Russo Carl Option Ex 120,000 8.18 981,600
2023-10-27 Collins John Matthew (Chief Commercial Ops Officer) Sale 60,000 33.14 1,988,400
2023-10-27 Collins John Matthew (Chief Commercial Ops Officer) Option Ex 60,000 8.05 482,820
2023-08-14 Weening Michael (President & CEO) Buy 341 34.98 11,927
2023-08-04 Listwin Donald J Sale 100,000 43.15 4,315,000
2023-07-25 Collins John Matthew (Chief Commercial Ops Officer) Sale 10,000 47.12 471,200
2023-07-25 Collins John Matthew (Chief Commercial Ops Officer) Option Ex 10,000 7.49 74,900
2023-05-17 Listwin Donald J Option Ex 9,960 33.46 333,261
2023-05-02 Collins John Matthew (Chief Commercial Ops Officer) Sale 5,000 44.10 220,485
2023-05-02 Collins John Matthew (Chief Commercial Ops Officer) Option Ex 5,000 6.95 34,750
2023-02-03 Collins John Matthew (Chief Commercial Ops Officer) Sale 5,000 54.48 272,400
2023-02-03 Collins John Matthew (Chief Commercial Ops Officer) Option Ex 5,000 6.95 34,750
2023-01-30 Russo Carl (Chairman) Option Ex 200,000 8.41 1,682,000
2023-01-25 Sindelar Cory (Chief Financial Officer) Option Ex 2,000 5.05 10,100
2022-12-02 Everett Michael T Option Ex 9,073 38.96 353,484
2022-11-03 Collins John Matthew (EVP, Commercial Operations) Sale 5,000 70.65 353,250
2022-11-03 Collins John Matthew (EVP, Commercial Operations) Option Ex 5,000 9.16 45,800
2022-10-31 Sindelar Cory (Chief Financial Officer) Sale 3,000 74.52 223,560
2022-10-28 Listwin Donald J Sale 50,001 72.87 3,643,572
2022-10-27 Crusco Kathleen M Sale 24,176 73.21 1,769,924
2022-10-27 Listwin Donald J Sale 50,000 72.66 3,633,000
2022-10-27 Bowick Christopher J Sale 18,000 72.80 1,310,400
2022-08-03 Collins John Matthew (EVP, Commercial Operations) Sale 5,000 58.31 291,550
2022-08-03 Collins John Matthew (EVP, Commercial Operations) Option Ex 5,000 6.95 34,750
2022-08-03 Listwin Donald J Sale 35,000 58.20 2,037,000
2022-08-01 Makagon Kira Sale 30,000 57.71 1,731,300
2022-07-28 Matthews Michael Sale 6,000 55.70 334,218
2022-05-06 Listwin Donald J Sale 16,250 37.72 612,950
2022-05-05 Listwin Donald J Sale 33,750 39.97 1,348,987
2022-05-02 Denuccio Kevin A Sale 12,477 40.00 499,080
2022-02-04 Listwin Donald J Buy 10,000 50.94 509,400
2022-01-18 Eleniak Shane Todd Marshall (EVP, Products) Sale 25,000 52.77 1,319,350
2022-01-18 Eleniak Shane Todd Marshall (EVP, Products) Option Ex 25,000 5.95 148,750
2021-12-15 Eleniak Shane Todd Marshall (EVP, Products) Sale 25,000 64.72 1,618,000
2021-12-15 Eleniak Shane Todd Marshall (EVP, Products) Option Ex 25,000 5.95 148,750
2021-11-15 Eleniak Shane Todd Marshall (EVP, Products) Sale 25,000 72.52 1,813,000
2021-11-15 Eleniak Shane Todd Marshall (EVP, Products) Option Ex 25,000 5.95 148,750
2021-11-04 Listwin Donald J Buy 23 74.36 1,710
2021-11-02 Collins John Matthew (EVP, Commercial Operations) Sale 829 70.05 58,072
2021-11-02 Denuccio Kevin A Sale 20,100 68.93 1,385,533
2021-10-29 Collins John Matthew (EVP, Commercial Operations) Sale 10,000 61.70 616,960
2021-10-29 Collins John Matthew (EVP, Commercial Operations) Option Ex 10,829 6.95 75,261
2021-10-28 Plants J Daniel Sale 115,000 60.12 6,914,260
2021-10-28 Sindelar Cory (Chief Financial Officer) Sale 20,000 60.05 1,200,920
2021-10-28 Sindelar Cory (Chief Financial Officer) Option Ex 20,000 5.05 101,000
2021-10-28 Listwin Donald J Buy 15,000 60.00 900,000
2021-10-15 Eleniak Shane Todd Marshall (EVP, Products) Sale 25,000 58.60 1,465,125
2021-10-15 Eleniak Shane Todd Marshall (EVP, Products) Option Ex 25,000 5.95 148,750
2021-09-30 Eleniak Shane Todd Marshall (EVP, Products) Sale 26,000 48.50 1,261,000
2021-09-30 Eleniak Shane Todd Marshall (EVP, Products) Option Ex 26,000 5.95 154,700
2021-08-14 Weening Michael (President & COO) Buy 337 31.28 10,541
2021-08-06 Plants J Daniel Sale 100,000 45.41 4,541,500
2021-08-06 Bowick Christopher J Sale 20,000 45.41 908,240
2021-08-05 Matthews Michael Sale 3,385 44.90 151,986
2021-08-04 Plants J Daniel Sale 1,290 45.97 59,297
2021-08-02 Plants J Daniel Sale 11,000 46.53 511,841
2021-07-30 Plants J Daniel Sale 3,752 47.29 177,447
2021-07-16 Matthews Michael Option Ex 2,500 21.67 54,175
2021-07-07 Weening Michael (President & COO) Sale 291,581 49.00 14,287,469
2021-07-07 Weening Michael (President & COO) Option Ex 291,581 6.38 1,860,286
2021-02-09 Listwin Donald J Buy 20,000 35.75 714,960
2021-02-04 Denuccio Kevin A Sale 47,500 31.78 1,509,692
2021-02-03 Denuccio Kevin A Sale 50,000 31.90 1,594,900
2021-01-07 Russo Carl (President & CEO) Option Ex 100,000 19.75 1,975,000
2020-12-24 Listwin Donald J Option Ex 7,500 21.67 162,525
2020-11-10 Listwin Donald J Buy 20,000 22.53 450,560
2020-10-30 Denuccio Kevin A Sale 50,000 23.58 1,178,800
2020-10-29 Denuccio Kevin A Sale 47,303 24.00 1,135,508
2020-10-28 Matthews Michael Sale 10,000 24.09 240,920
2020-10-28 Matthews Michael Option Ex 10,000 15.20 152,000
2020-10-23 Everett Michael T Option Ex 5,000 21.67 108,350
2020-08-31 Sindelar Cory (Chief Financial Officer) Buy 5,000 19.75 98,750
2020-08-26 Listwin Donald J Buy 21,936 20.40 447,538
2020-08-25 Listwin Donald J Buy 5,109 19.82 101,265
2020-08-24 Listwin Donald J Buy 22,955 19.98 458,617
2020-08-03 Listwin Donald J Buy 15,000 21.00 315,000
2020-06-08 Everett Michael T Option Ex 5,000 10.85 54,250
2020-05-22 Bowick Christopher J Sale 3,054 12.54 38,281
2020-05-21 Bowick Christopher J Sale 3,053 12.34 37,674
2020-05-20 Bowick Christopher J Sale 3,053 12.27 37,457
2020-05-01 Listwin Donald J Buy 30,000 12.11 363,420
2020-02-26 Plants J Daniel Sale 800,000 9.29 7,431,999
2020-02-18 Listwin Donald J Buy 20,000 10.20 204,040
2020-02-07 Denuccio Kevin A Buy 5,500 9.26 50,924
2019-11-04 Matthews Michael Sale 6,800 7.54 51,272
2019-11-01 Matthews Michael Sale 3,200 7.61 24,355
2019-10-29 Matthews Michael Sale 10,000 7.75 77,530
2019-10-28 Listwin Donald J Buy 25,000 7.97 199,225
2019-08-27 Plants J Daniel Buy 16,279 5.84 95,101
2019-08-26 Plants J Daniel Buy 14,346 5.88 84,340
2019-08-26 Matthews Michael Sale 20,000 5.86 117,280
2019-08-23 Plants J Daniel Buy 29,500 5.89 173,873
2019-08-16 Denuccio Kevin A Buy 24,000 5.77 138,408
2019-08-05 Listwin Donald J Buy 16,352 5.96 97,523
2019-07-30 Sindelar Cory (Chief Financial Officer) Buy 5,000 6.22 31,080
2019-07-29 Listwin Donald J Buy 19,180 6.40 122,790
2019-05-30 Plants J Daniel Buy 2,600 5.98 15,548
2019-05-29 Plants J Daniel Buy 25,311 6.21 157,282
2019-05-22 Denuccio Kevin A Buy 33,500 6.62 221,803
2019-05-17 Bowick Christopher J Sale 3,053 6.58 20,088
2019-05-16 Plants J Daniel Buy 27,091 6.57 178,096
2019-05-16 Bowick Christopher J Sale 3,053 6.62 20,210
2019-05-15 Plants J Daniel Buy 11,360 6.59 74,907
2019-05-15 Bowick Christopher J Sale 3,053 6.62 20,210
2019-05-14 Plants J Daniel Buy 39,850 6.50 259,144
2019-05-13 Listwin Donald J Buy 15,000 6.72 100,875
2019-05-07 Matthews Michael Sale 13,000 7.09 92,196
2019-02-14 Listwin Donald J Buy 12,500 8.04 100,437
2019-02-08 Plants J Daniel Buy 100,000 7.49 749,000
2019-02-08 Sindelar Cory (Chief Financial Officer) Buy 10,000 7.53 75,250
2018-11-30 Makagon Kira Sale 12,000 9.55 114,600
2018-11-27 Matthews Michael Sale 7,000 9.76 68,320
2018-11-14 Sindelar Cory (Chief Financial Officer) Buy 5,000 10.50 52,500
2018-11-08 Listwin Donald J Buy 12,500 9.80 122,500
2018-10-03 Bowick Christopher J Sale 3,054 7.82 23,882
2018-10-02 Bowick Christopher J Sale 3,053 7.97 24,332
2018-10-01 Bowick Christopher J Sale 3,053 8.08 24,668
2018-08-16 Denuccio Kevin A Buy 38,500 6.98 268,653
2018-08-16 Sindelar Cory (Chief Financial Officer) Buy 3,000 6.85 20,550
2018-08-15 Sindelar Cory (Chief Financial Officer) Buy 11,700 7.05 82,520
2018-08-14 Sindelar Cory (Chief Financial Officer) Buy 300 7.00 2,100
2018-08-10 Listwin Donald J Buy 12,500 6.88 85,962
2018-05-14 Matthews Michael Sale 15,000 6.29 94,305
2018-05-11 Plants J Daniel Buy 139,250 6.39 889,807
2018-02-23 Cheung Sheila (VP, Finance & Accounting) Sale 979 6.98 6,833
2018-02-20 Cheung Sheila (VP, Finance & Accounting) Option Ex 1,656 .00 0
2017-11-30 Sindelar Cory (Chief Financial Officer) Buy 5,000 6.70 33,500
2017-11-28 Sindelar Cory (Chief Financial Officer) Buy 5,974 6.95 41,519
2017-11-22 Cheung Sheila (VP, Finance & Accounting) Sale 1,033 6.91 7,138
2017-11-20 Cheung Sheila (VP, Finance & Accounting) Option Ex 1,656 .00 0
2017-08-30 Cheung Sheila (VP, Finance & Accounting) Sale 1,033 4.85 5,010
2017-08-23 Sindelar Cory (interim CFO & PFO) Buy 4,026 4.90 19,727
2017-08-22 Sindelar Cory (interim CFO & PFO) Buy 5,000 4.75 23,750
2017-08-20 Cheung Sheila (VP, Finance & Accounting) Option Ex 1,656 .00 0
2017-05-31 Cheung Sheila (VP, Finance & Accounting) Sale 4,109 6.58 27,037
2017-05-20 Cheung Sheila (VP, Finance & Accounting) Option Ex 6,625 .00 0
2017-05-18 Cheung Sheila (VP, Finance & Accounting) Sale 414 6.67 2,761
2017-05-18 Denuccio Kevin A Buy 20,000 6.69 133,800
2017-02-28 Atkins William J (Executive VP and CFO) Sale 16,318 7.00 114,226
2017-02-07 Atkins William J (Executive VP and CFO) Option Ex 25,000 .00 0
2017-01-12 Russo Carl (President & CEO) Buy 16 6.95 111
2016-11-09 Russo Carl (President & CEO) Buy 1,093 6.85 7,487
2016-11-08 Russo Carl (President & CEO) Buy 1,500 6.89 10,335
2016-11-07 Cheung Sheila (VP, Finance & Accounting) Sale 2,000 6.75 13,500
2016-11-07 Russo Carl (President & CEO) Buy 1,500 6.77 10,155
2016-11-04 Russo Carl (President & CEO) Buy 1,500 6.60 9,900
2016-11-03 Russo Carl (President & CEO) Buy 1,500 6.65 9,975
2016-11-02 Russo Carl (President & CEO) Buy 1,500 6.88 10,320
2016-11-01 Russo Carl (President & CEO) Buy 1,500 6.38 9,570
2016-10-31 Russo Carl (President & CEO) Buy 1,500 6.41 9,615
2016-10-28 Russo Carl (President & CEO) Buy 1,500 6.46 9,690
2016-10-27 Russo Carl (President & CEO) Buy 1,500 6.39 9,585
2016-10-26 Russo Carl (President & CEO) Buy 1,500 6.64 9,960
2016-10-25 Russo Carl (President & CEO) Buy 1,500 6.69 10,035
2016-10-24 Russo Carl (President & CEO) Buy 1,500 6.70 10,050
2016-10-21 Russo Carl (President & CEO) Buy 1,500 6.65 9,975
2016-10-20 Russo Carl (President & CEO) Buy 1,500 6.86 10,290
2016-10-19 Russo Carl (President & CEO) Buy 1,500 6.65 9,975
2016-10-18 Russo Carl (President & CEO) Buy 1,500 6.56 9,840
2016-10-17 Russo Carl (President & CEO) Buy 1,500 6.75 10,125
2016-10-14 Russo Carl (President & CEO) Buy 1,500 6.93 10,395
2016-10-13 Russo Carl (President & CEO) Buy 1,500 6.92 10,380
2016-10-12 Russo Carl (President & CEO) Buy 1,500 6.95 10,425
2016-10-11 Russo Carl (President & CEO) Buy 1,500 6.99 10,485
2016-09-26 Russo Carl (President & CEO) Buy 1,197 6.92 8,283
2016-09-23 Russo Carl (President & CEO) Buy 1,500 6.86 10,290
2016-09-22 Russo Carl (President & CEO) Buy 1,500 6.97 10,455
2016-09-21 Russo Carl (President & CEO) Buy 1,500 6.94 10,410
2016-09-20 Russo Carl (President & CEO) Buy 1,500 6.99 10,485
2016-09-19 Russo Carl (President & CEO) Buy 1,500 6.98 10,470
2016-09-16 Russo Carl (President & CEO) Buy 1,500 6.99 10,485
2016-09-13 Russo Carl (President & CEO) Buy 1,500 6.99 10,485
2016-07-22 Russo Carl (President & CEO) Buy 29 7.63 221
2016-07-21 Russo Carl (President & CEO) Buy 1,500 7.92 11,880
2016-07-20 Russo Carl (President & CEO) Buy 1,500 7.52 11,280
2016-07-19 Russo Carl (President & CEO) Buy 1,500 7.58 11,370
2016-07-18 Russo Carl (President & CEO) Buy 1,500 7.58 11,370
2016-07-15 Russo Carl (President & CEO) Buy 1,500 7.49 11,235
2016-07-14 Russo Carl (President & CEO) Buy 1,500 7.53 11,295
2016-07-13 Russo Carl (President & CEO) Buy 1,500 7.61 11,415
2016-07-12 Russo Carl (President & CEO) Buy 1,500 7.61 11,415
2016-07-11 Russo Carl (President & CEO) Buy 1,500 7.52 11,280
2016-07-08 Russo Carl (President & CEO) Buy 1,500 7.36 11,040
2016-07-07 Russo Carl (President & CEO) Buy 1,500 7.03 10,545
2016-07-06 Russo Carl (President & CEO) Buy 1,500 6.89 10,335
2016-07-05 Russo Carl (President & CEO) Buy 1,500 7.05 10,575
2016-07-01 Russo Carl (President & CEO) Buy 1,500 6.96 10,440
2016-06-30 Russo Carl (President & CEO) Buy 1,500 6.68 10,020
2016-06-29 Russo Carl (President & CEO) Buy 1,500 6.68 10,020
2016-06-28 Russo Carl (President & CEO) Buy 1,500 6.50 9,750
2016-06-27 Russo Carl (President & CEO) Buy 1,500 6.72 10,080
2016-06-24 Russo Carl (President & CEO) Buy 1,500 6.92 10,380
2016-06-23 Russo Carl (President & CEO) Buy 1,500 7.08 10,620
2016-06-22 Russo Carl (President & CEO) Buy 1,500 7.08 10,620
2016-06-21 Russo Carl (President & CEO) Buy 1,500 7.06 10,590
2016-06-20 Russo Carl (President & CEO) Buy 3,000 7.07 21,210
2016-06-17 Russo Carl (President & CEO) Buy 3,000 7.04 21,120
2016-06-16 Russo Carl (President & CEO) Buy 3,000 6.99 20,970
2016-06-15 Russo Carl (President & CEO) Buy 1,500 6.77 10,155
2016-06-14 Russo Carl (President & CEO) Buy 1,500 6.78 10,170
2016-06-13 Russo Carl (President & CEO) Buy 1,500 6.85 10,275

Insider trading activities including stock purchases, stock sales, and option exercises of (CALX) listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Calix, Inc (symbol (CALX), CIK number 1406666) see the Securities and Exchange Commission (SEC) website.



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