Insider Trading activities at Tennant Co (TNC)

Insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Tennant Co (TNC) since 2015 are shown in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Tennant Co. Table 2 shows the detailed insider transactions. This company's CIK number is 97134.

Total stock buying since 2015: $0.
Total stock sales since 2015: $47,457,319.
Total stock option exercises since 2015: $18,414,319.


16 insiders reported insider trading activities at Tennant Co (TNC):
Insider trading activities of Mulligan Donal L
Insider trading activities of Killingstad Chris
Insider trading activities of Arvani Azita
Insider trading activities of Wilson Heidi M
Insider trading activities of Paulson Thomas
Insider trading activities of Sonnenberg Steven Alan
Insider trading activities of Eicher Carol S
Insider trading activities of Shank Stephen G
Insider trading activities of Austen William F.
Insider trading activities of Erickson Kristin A.
Insider trading activities of Zay Richard H.
Insider trading activities of Windley David
Insider trading activities of Huml David W.
Insider trading activities of Wichmann David S
Insider trading activities of Balinski Barb
Insider trading activities of Mcknight Carol E.

Table 1. Yearly summary of insider stock purchases, sales, and option exercises at Tennant Co (TNC).
Insider Buying Insider Sales Option Exercises
Year Shares Value Shares Value Shares Value
2025 0 $0 15,170 $1,303,322 9,411 $523,270
2024 0 $0 42,325 $4,703,568 35,400 $2,282,347
2023 0 $0 54,203 $4,206,364 48,980 $3,032,878
2022 0 $0 4,080 $286,888 2,320 $108,088
2021 0 $0 52,931 $4,019,562 34,953 $1,457,431
2020 0 $0 78,866 $5,557,007 48,960 $1,559,866
2019 0 $0 116,399 $8,276,217 122,627 $3,361,075
2018 0 $0 168,861 $12,088,441 161,809 $2,759,237
2017 0 $0 23,998 $1,742,950 26,625 $587,536
2016 0 $0 59,561 $3,697,457 59,561 $1,947,117
2015 0 $0 26,610 $1,575,543 26,610 $795,474

Table 2. Monthly summary of insider trading at Tennant Co (TNC).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2025-08 0 $0 4,042 $336,322 0 $0
2025-02 0 $0 11,128 $967,000 9,411 $523,270
2024-08 0 $0 1,500 $144,907 0 $0
2024-03 0 $0 20,009 $2,229,842 20,009 $1,289,379
2024-02 0 $0 20,816 $2,328,819 15,391 $992,968
2023-11 0 $0 950 $77,900 950 $57,636
2023-10 0 $0 1,765 $130,504 1,765 $113,313
2023-08 0 $0 11,923 $1,009,353 10,419 $648,192
2023-05 0 $0 34,925 $2,665,970 31,206 $1,997,561
2023-04 0 $0 2,320 $158,641 2,320 $108,088
2023-03 0 $0 2,320 $163,996 2,320 $108,088
2022-08 0 $0 4,080 $286,888 2,320 $108,088
2021-11 0 $0 3,942 $320,432 3,942 $158,926
2021-08 0 $0 5,280 $381,135 5,280 $248,318
2021-05 0 $0 8,777 $751,383 0 $0
2021-04 0 $0 7,535 $605,335 4,202 $183,458
2021-03 0 $0 3,809 $304,720 1,750 $71,417
2021-02 0 $0 9,890 $678,652 9,890 $397,676
2021-01 0 $0 13,698 $977,905 9,889 $397,636
2020-12 0 $0 12,131 $830,041 11,639 $469,052
2020-11 0 $0 41,053 $2,735,353 11,639 $469,053
2020-02 0 $0 12,839 $992,839 12,839 $310,832
2020-01 0 $0 12,843 $998,774 12,843 $310,929
2019-12 0 $0 15,099 $1,136,396 14,593 $382,346

Table 3. Detailed insider trading at Tennant Co (TNC)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2025-08-19 Zay Richard H. (CHIEF COMMERCIAL OFFICER) Sale 4,042 83.21 336,322
2025-02-28 Balinski Barb (SVP, Chief Transf Officer) Sale 1,717 86.42 148,383
2025-02-28 Arvani Azita Sale 2,358 85.22 200,951
2025-02-28 Arvani Azita Option Ex 2,358 65.12 153,552
2025-02-24 Zay Richard H. (CHIEF COMMERCIAL OFFICER) Sale 7,053 87.58 617,666
2025-02-24 Zay Richard H. (CHIEF COMMERCIAL OFFICER) Option Ex 7,053 52.42 369,718
2024-08-28 Balinski Barb (SVP, INNOVATION & TECHNOLOGY) Sale 1,500 96.61 144,907
2024-03-04 Huml David W. (PRESIDENT AND CEO) Sale 20,009 111.44 2,229,842
2024-03-04 Huml David W. (PRESIDENT AND CEO) Option Ex 20,009 64.44 1,289,379
2024-02-28 Eicher Carol S Sale 2,298 116.45 267,602
2024-02-28 Eicher Carol S Option Ex 4,123 64.66 266,593
2024-02-27 Windley David Sale 7,250 113.23 820,953
2024-02-27 Mulligan Donal L Sale 2,358 110.00 259,380
2024-02-27 Mulligan Donal L Option Ex 2,358 65.12 153,552
2024-02-27 Sonnenberg Steven Alan Sale 8,910 110.09 980,884
2024-02-27 Sonnenberg Steven Alan Option Ex 8,910 64.29 572,823
2023-11-07 Erickson Kristin A. (SVP, GENERAL COUNSEL) Sale 950 82.00 77,900
2023-11-07 Erickson Kristin A. (SVP, GENERAL COUNSEL) Option Ex 950 60.67 57,636
2023-10-03 Mulligan Donal L Sale 1,765 73.94 130,504
2023-10-03 Mulligan Donal L Option Ex 1,765 64.20 113,313
2023-08-30 Sonnenberg Steven Alan Sale 1,765 83.24 146,918
2023-08-30 Sonnenberg Steven Alan Option Ex 1,765 64.20 113,313
2023-08-14 Huml David W. (PRESIDENT AND CEO) Sale 4,599 83.83 385,529
2023-08-14 Huml David W. (PRESIDENT AND CEO) Option Ex 4,599 62.81 288,863
2023-08-10 Zay Richard H. (CHIEF COMMERCIAL OFFICER) Sale 5,559 85.79 476,906
2023-08-10 Zay Richard H. (CHIEF COMMERCIAL OFFICER) Option Ex 4,055 60.67 246,016
2023-05-26 Mcknight Carol E. (FORMER, SVP, CHIEF ADMIN OFFR) Sale 15,999 75.41 1,206,484
2023-05-26 Mcknight Carol E. (FORMER, SVP, CHIEF ADMIN OFFR) Option Ex 15,999 69.29 1,108,570
2023-05-25 Mcknight Carol E. (FORMER, SVP, CHIEF ADMIN OFFR) Sale 4,445 75.74 336,682
2023-05-25 Mcknight Carol E. (FORMER, SVP, CHIEF ADMIN OFFR) Option Ex 4,445 62.81 279,190
2023-05-24 Mcknight Carol E. (SVP, CHIEF ADMIN OFFICER) Sale 6,930 76.48 530,034
2023-05-24 Mcknight Carol E. (SVP, CHIEF ADMIN OFFICER) Option Ex 6,930 52.42 363,270
2023-05-23 Mcknight Carol E. (SVP, CHIEF ADMIN OFFICER) Sale 3,832 77.57 297,259
2023-05-23 Mcknight Carol E. (SVP, CHIEF ADMIN OFFICER) Option Ex 3,832 64.33 246,531
2023-05-03 Zay Richard H. (CHIEF COMMERCIAL OFFICER) Sale 3,719 79.46 295,511
2023-04-03 Mulligan Donal L Sale 2,320 68.38 158,641
2023-04-03 Mulligan Donal L Option Ex 2,320 46.59 108,088
2023-03-07 Arvani Azita Sale 2,320 70.69 163,996
2023-03-07 Arvani Azita Option Ex 2,320 46.59 108,088
2022-08-19 Eicher Carol S Sale 1,580 69.12 109,208
2022-08-19 Eicher Carol S Option Ex 2,320 46.59 108,088
2022-08-16 Zay Richard H. (CHIEF COMMERCIAL OFFICER) Sale 2,500 71.07 177,680
2021-11-09 Arvani Azita Sale 1,411 83.59 117,952
2021-11-09 Arvani Azita Option Ex 1,411 37.35 52,700
2021-11-01 Mulligan Donal L Sale 2,531 80.00 202,480
2021-11-01 Mulligan Donal L Option Ex 2,531 41.97 106,226
2021-08-20 Zay Richard H. (Chief Commercial Officer) Sale 3,680 71.95 264,783
2021-08-20 Zay Richard H. (Chief Commercial Officer) Option Ex 3,680 47.03 173,070
2021-08-18 Zay Richard H. (Chief Commercial Officer) Sale 1,600 72.72 116,352
2021-08-18 Zay Richard H. (Chief Commercial Officer) Option Ex 1,600 47.03 75,248
2021-05-10 Huml David W. (President and CEO) Sale 4,995 85.92 429,195
2021-05-10 Zay Richard H. (Chief Commercial Officer) Sale 3,782 85.19 322,188
2021-04-20 Killingstad Chris Sale 2,512 79.15 198,824
2021-04-20 Killingstad Chris Option Ex 1,401 43.66 61,167
2021-04-07 Killingstad Chris Sale 5,023 80.93 406,511
2021-04-07 Killingstad Chris Option Ex 2,801 43.66 122,291
2021-03-15 Austen William F. Option Ex 1,750 40.81 71,417
2021-03-08 Killingstad Chris Sale 3,809 80.00 304,720
2021-02-02 Killingstad Chris (President and CEO) Sale 3,297 70.00 230,790
2021-02-02 Killingstad Chris (President and CEO) Option Ex 3,297 40.21 132,572
2021-02-01 Killingstad Chris (President and CEO) Sale 6,593 67.93 447,862
2021-02-01 Killingstad Chris (President and CEO) Option Ex 6,593 40.21 265,104
2021-01-22 Killingstad Chris (President and CEO) Sale 3,809 75.00 285,675
2021-01-04 Killingstad Chris (President and CEO) Sale 9,889 70.00 692,230
2021-01-04 Killingstad Chris (President and CEO) Option Ex 9,889 40.21 397,636
2020-12-09 Killingstad Chris (President and CEO) Sale 3,270 70.00 228,900
2020-12-09 Killingstad Chris (President and CEO) Option Ex 3,270 40.21 131,486
2020-12-08 Killingstad Chris (President and CEO) Sale 27 70.00 1,890
2020-12-08 Killingstad Chris (President and CEO) Option Ex 27 40.21 1,085
2020-12-07 Huml David W. (Chief Operating Officer) Sale 492 69.29 34,090
2020-12-03 Wichmann David S Sale 1,750 67.63 118,356
2020-12-03 Wichmann David S Option Ex 1,750 40.81 71,417
2020-12-01 Killingstad Chris (President and CEO) Sale 6,592 67.78 446,805
2020-12-01 Killingstad Chris (President and CEO) Option Ex 6,592 40.21 265,064
2020-11-24 Killingstad Chris (President and CEO) Sale 15,302 70.00 1,071,140
2020-11-16 Killingstad Chris (President and CEO) Sale 3,297 64.14 211,469
2020-11-16 Killingstad Chris (President and CEO) Option Ex 3,297 40.21 132,572
2020-11-13 Eicher Carol S Sale 1,131 63.30 71,592
2020-11-13 Eicher Carol S Option Ex 1,750 40.81 71,417
2020-11-09 Zay Richard H. (SVP, Technology and Innovation) Sale 14,731 64.00 942,784
2020-11-09 Killingstad Chris (President and CEO) Sale 6,592 66.50 438,368
2020-11-09 Killingstad Chris (President and CEO) Option Ex 6,592 40.21 265,064
2020-02-03 Killingstad Chris (President and CEO) Sale 12,839 77.33 992,839
2020-02-03 Killingstad Chris (President and CEO) Option Ex 12,839 24.21 310,832
2020-01-02 Killingstad Chris (President and CEO) Sale 12,843 77.77 998,774
2020-01-02 Killingstad Chris (President and CEO) Option Ex 12,843 24.21 310,929
2019-12-05 Mulligan Donal L Sale 1,750 80.00 140,000
2019-12-05 Mulligan Donal L Option Ex 1,750 40.81 71,417
2019-12-04 Huml David W. (SVP, Global Marketing) Sale 506 79.06 40,004
2019-12-02 Killingstad Chris (President and CEO) Sale 12,843 74.47 956,392
2019-12-02 Killingstad Chris (President and CEO) Option Ex 12,843 24.21 310,929
2019-11-14 Huml David W. (SVP, Global Marketing) Sale 424 70.10 29,722
2019-11-11 Zay Richard H. (SVP, The Americas) Sale 7,301 77.46 565,506
2019-11-11 Zay Richard H. (SVP, The Americas) Option Ex 7,301 41.94 306,167
2019-11-11 Austen William F. Option Ex 2,256 34.28 77,335
2019-11-05 Sonnenberg Steven Alan Sale 4,281 78.49 336,024
2019-11-05 Sonnenberg Steven Alan Option Ex 4,281 41.39 177,190
2019-11-01 Killingstad Chris (President and CEO) Sale 12,843 76.98 988,615
2019-11-01 Killingstad Chris (President and CEO) Option Ex 12,843 24.21 310,929
2019-10-11 Killingstad Chris (President and CEO) Sale 3,800 70.00 266,000
2019-10-11 Killingstad Chris (President and CEO) Option Ex 3,800 24.21 91,998
2019-10-01 Killingstad Chris (President and CEO) Sale 9,043 69.98 632,820
2019-10-01 Killingstad Chris (President and CEO) Option Ex 9,043 24.21 218,931
2019-09-10 Killingstad Chris (President and CEO) Sale 6,500 70.00 455,000
2019-09-10 Killingstad Chris (President and CEO) Option Ex 6,500 24.21 157,365
2019-09-09 Killingstad Chris (President and CEO) Sale 4,143 68.00 281,724
2019-09-09 Killingstad Chris (President and CEO) Option Ex 4,143 24.21 100,302
2019-09-05 Killingstad Chris (President and CEO) Sale 2,200 68.00 149,600
2019-09-05 Killingstad Chris (President and CEO) Option Ex 2,200 24.21 53,262
2019-08-16 Wichmann David S Sale 1,660 69.07 114,652
2019-08-16 Wichmann David S Option Ex 3,641 30.37 110,577
2019-08-01 Killingstad Chris (President and CEO) Sale 12,843 73.69 946,374
2019-08-01 Killingstad Chris (President and CEO) Option Ex 12,843 24.21 310,929
2019-07-31 Zay Richard H. (SVP, The Americas) Sale 4,000 72.49 289,960
2019-07-31 Zay Richard H. (SVP, The Americas) Option Ex 4,000 40.21 160,840
2019-07-31 Mulligan Donal L Sale 2,985 70.00 208,950
2019-07-31 Mulligan Donal L Option Ex 2,985 29.25 87,296
2019-07-16 Killingstad Chris (President and CEO) Sale 12,843 66.50 854,046
2019-07-16 Killingstad Chris (President and CEO) Option Ex 12,843 24.21 310,929
2019-06-18 Killingstad Chris (President and CEO) Sale 12,843 61.88 794,763
2019-06-18 Killingstad Chris (President and CEO) Option Ex 12,843 24.21 310,929
2019-05-28 Eicher Carol S Sale 1,335 58.97 78,726
2019-05-28 Eicher Carol S Option Ex 2,256 34.28 77,335
2019-05-10 Sonnenberg Steven Alan Sale 2,256 65.31 147,339
2019-05-10 Sonnenberg Steven Alan Option Ex 2,256 34.28 77,335
2019-03-07 Austen William F. Option Ex 2,000 19.54 39,080
2018-09-06 Huml David W. (SVP, Global Marketing) Sale 13,416 75.15 1,008,185
2018-09-06 Huml David W. (SVP, Global Marketing) Option Ex 13,416 59.70 800,868
2018-08-09 Paulson Thomas (SVP, CFO) Sale 15,000 78.58 1,178,700
2018-08-09 Paulson Thomas (SVP, CFO) Option Ex 15,000 10.08 151,200
2018-08-08 Huml David W. (SVP, Global Marketing) Sale 6,550 79.57 521,157
2018-08-08 Huml David W. (SVP, Global Marketing) Option Ex 6,550 73.47 481,195
2018-05-01 Huml David W. (Sr. VP, Global Marketing) Sale 415 72.99 30,292
2018-04-23 Zay Richard H. (SVP - The Americas) Sale 664 73.00 48,472
2018-04-23 Paulson Thomas (Sr. Vice President and CFO) Sale 10,575 73.95 782,021
2018-04-23 Paulson Thomas (Sr. Vice President and CFO) Option Ex 9,296 10.08 93,703
2018-04-17 Killingstad Chris (President and CEO) Sale 44,271 71.00 3,143,241
2018-04-17 Killingstad Chris (President and CEO) Option Ex 44,271 10.08 446,251
2018-04-16 Killingstad Chris (President and CEO) Sale 4,427 68.58 303,603
2018-04-16 Killingstad Chris (President and CEO) Option Ex 4,427 10.08 44,624
2018-04-11 Killingstad Chris (President and CEO) Sale 13,281 68.36 907,822
2018-04-11 Killingstad Chris (President and CEO) Option Ex 13,281 10.08 133,872
2018-04-10 Killingstad Chris (President and CEO) Sale 17,708 68.99 1,221,692
2018-04-10 Killingstad Chris (President and CEO) Option Ex 17,708 10.08 178,496
2018-04-09 Killingstad Chris (President and CEO) Sale 26,564 68.25 1,813,099
2018-04-09 Killingstad Chris (President and CEO) Option Ex 26,564 10.08 267,765
2018-04-06 Paulson Thomas (Sr. Vice President and CFO) Sale 9,296 69.08 642,158
2018-04-06 Paulson Thomas (Sr. Vice President and CFO) Option Ex 9,296 10.08 93,703
2018-03-06 Austen William F. (Director) Option Ex 2,000 33.78 67,560
2018-01-11 Paulson Thomas (Sr. Vice President and CFO) Sale 6,694 72.90 487,999
2017-06-05 Paulson Thomas (SVP, CFO) Sale 6,474 73.95 478,752
2017-06-05 Paulson Thomas (SVP, CFO) Option Ex 6,474 10.08 65,257
2017-06-02 Zay Richard H. (SVP, The Americas) Sale 1,280 73.00 93,440
2017-06-02 Paulson Thomas (SVP, CFO) Sale 1,026 73.95 75,872
2017-06-02 Paulson Thomas (SVP, CFO) Option Ex 1,026 10.08 10,342
2017-05-01 Eicher Carol S Sale 1,928 73.76 142,205
2017-05-01 Eicher Carol S Option Ex 3,397 25.33 86,046
2017-04-10 Paulson Thomas (SVP, CFO) Sale 7,500 71.71 537,840
2017-04-10 Paulson Thomas (SVP, CFO) Option Ex 7,500 10.08 75,600
2017-03-06 Wilson Heidi M (SVP, General Counsel and Sec'y) Sale 5,790 71.65 414,841
2017-03-06 Wilson Heidi M (SVP, General Counsel and Sec'y) Option Ex 5,790 47.03 272,303
2017-03-02 Austen William F. Option Ex 2,000 32.17 64,340
2017-01-26 Austen William F. Option Ex 438 31.16 13,648
2016-11-08 Paulson Thomas (SVP, CFO) Sale 15,000 68.00 1,020,000
2016-11-08 Paulson Thomas (SVP, CFO) Option Ex 15,000 24.21 363,150
2016-11-02 Shank Stephen G Option Ex 2,000 32.17 64,340
2016-08-02 Wilson Heidi M (SVP, General Counsel and Sec'y) Sale 3,417 63.02 215,325
2016-08-02 Wilson Heidi M (SVP, General Counsel and Sec'y) Option Ex 3,417 43.66 149,186
2016-08-01 Wilson Heidi M (SVP, General Counsel and Sec'y) Sale 8,741 63.94 558,934
2016-08-01 Wilson Heidi M (SVP, General Counsel and Sec'y) Option Ex 8,741 41.94 366,553
2016-07-26 Paulson Thomas (SVP, CFO) Sale 15,304 62.00 948,848
2016-07-26 Paulson Thomas (SVP, CFO) Option Ex 15,304 24.21 370,509
2016-06-08 Paulson Thomas (SVP, CFO) Sale 14,981 56.00 838,936
2016-06-08 Paulson Thomas (SVP, CFO) Option Ex 14,981 41.94 628,228
2016-04-28 Wilson Heidi M (SVP, General Counsel and Sec'y) Sale 2,000 54.40 108,806
2016-04-26 Paulson Thomas (SVP, CFO) Sale 118 56.00 6,608
2016-04-26 Paulson Thomas (SVP, CFO) Option Ex 118 43.66 5,151
2015-12-21 Paulson Thomas (SVP, CFO) Sale 15,000 55.99 839,790
2015-12-21 Paulson Thomas (SVP, CFO) Option Ex 15,000 34.33 514,920
2015-11-20 Wilson Heidi M (SVP, General Counsel and Sec'y) Sale 5,126 61.63 315,905
2015-11-20 Wilson Heidi M (SVP, General Counsel and Sec'y) Option Ex 5,126 24.21 124,100
2015-03-05 Wilson Heidi M (SVP, General Counsel and Sec'y) Sale 3,000 64.60 193,788
2015-03-05 Wilson Heidi M (SVP, General Counsel and Sec'y) Option Ex 3,000 24.21 72,630
2015-03-04 Sonnenberg Steven Alan Sale 900 64.31 57,883
2015-03-04 Sonnenberg Steven Alan Option Ex 900 26.60 23,940
2015-03-03 Sonnenberg Steven Alan Sale 2,584 65.08 168,177
2015-03-03 Sonnenberg Steven Alan Option Ex 2,584 23.18 59,884

Insider trading activities including stock purchases, stock sales, and option exercises of TNC listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Tennant Co (symbol TNC, CIK number 97134) see the Securities and Exchange Commission (SEC) website.



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