| Trade Date | Insider | Title | Buy or Sell | Quantity | Security Type | Price | Proceeds | Transaction Conviction | Position Quantity | Position Value | Positon Conviction | SEC Link | Nature of Ownership | 2020-04-01 | Jeffrey P. Oldenkamp | CFO, VP and Treasurer | Sell | 1,657 | Common Stock | $32.69 | $54,167.33 | 1.55 [ High ] | 16,971 | $554,772.51 | 15.92 [Average] | Form 4 | - | 2020-05-20 | John R Sevenich | VP, Industrial Group | Buy | 6,629 | Common Stock | $0.00 | $0.00 | - | 28,473 | $0.00 | 26.72 [High] | Form 4 | - | 2020-05-20 | Richard G Erstad | VP, General Counsel & Sec | Buy | 7,615 | Common Stock | $0.00 | $0.00 | - | 24,395 | $0.00 | 22.89 [High] | Form 4 | - | 2020-05-20 | Theresa R Moran | VP - Purchasing, Logistics | Buy | 3,435 | Common Stock | $0.00 | $0.00 | - | 21,016 | $0.00 | 19.72 [High] | Form 4 | - | 2020-05-20 | Patrick H. Hawkins | CEO and President | Buy | 20,241 | Common Stock | $0.00 | $0.00 | - | 125,090 | $0.00 | 117.37 [Very High] | Form 4 | - | 2020-05-20 | Thomas J. Keller | VP - Water Treatment Group | Buy | 6,754 | Common Stock | $0.00 | $0.00 | - | 31,699 | $0.00 | 29.74 [High] | Form 4 | - | 2020-05-20 | Jeffrey P. Oldenkamp | CFO, VP and Treasurer | Buy | 9,485 | Common Stock | $0.00 | $0.00 | - | 26,456 | $0.00 | 24.82 [High] | Form 4 | - | 2020-05-20 | Drew M. Grahek | Vice President of Operations | Buy | 3,157 | Common Stock | $0.00 | $0.00 | - | 5,962 | $0.00 | 5.59 [Average] | Form 4 | - | 2020-05-20 | Shirley A. Rozeboom | VP Health and Nutrition | Buy | 4,462 | Common Stock | $0.00 | $0.00 | - | 5,856 | $0.00 | 5.49 [Average] | Form 4 | - | 2020-07-30 | Jeffrey L Wright | - | Buy | 979 | Common Stock | $0.00 | $0.00 | - | 17,871 | $0.00 | 16.76 [High] | Form 4 | - | 2020-07-30 | John S Mckeon | - | Buy | 979 | Common Stock | $0.00 | $0.00 | - | 48,887 | $0.00 | 45.84 [High] | Form 4 | - | 2020-07-30 | James T Thompson | - | Buy | 979 | Common Stock | $0.00 | $0.00 | - | 15,871 | $0.00 | 14.88 [High] | Form 4 | - | 2020-07-30 | James A Faulconbridge | - | Buy | 979 | Common Stock | $0.00 | $0.00 | - | 15,977 | $0.00 | 14.98 [High] | Form 4 | - | 2020-07-30 | Mary J. Schumacher | - | Buy | 979 | Common Stock | $0.00 | $0.00 | - | 10,131 | $0.00 | 9.50 [Average] | Form 4 | - | 2020-07-30 | Daniel J Stauber | - | Buy | 979 | Common Stock | $0.00 | $0.00 | - | 13,572 | $0.00 | 12.73 [Average] | Form 4 | - | 2020-08-13 | Theresa R Moran | VP - Purchasing, Logistics | Sell | 5,266 | Common Stock | $59.12 | $311,325.92 | 4.94 [ Very High ] | 24,565 | $1,452,255.60 | 23.03 [High] | Form 4 | - | 2020-08-21 | Theresa R Moran | VP - Purchasing, Logistics | Sell | 3,448 | Common Stock | $49.77 | $171,606.96 | 3.23 [ Very High ] | 21,117 | $1,050,970.20 | 19.80 [High] | Form 4 | - | 2020-08-21 | Douglas A. Lange | Vice President - Operations | Buy | 800 | Common Stock | $49.95 | -$39,960.00 | 0.75 [ Average ] | 1,159 | $57,892.05 | 1.09 [Very Low] | Form 4 | - | 2020-10-21 | Yi Tang | - | Buy | 719 | Common Stock | $0.00 | $0.00 | - | 719 | $0.00 | 0.67 [Very Low] | Form 4 | - | 2021-05-20 | Richard G Erstad | VP, General Counsel & Sec | Buy | 15,102 | Common Stock | $0.00 | $0.00 | - | 56,546 | $0.00 | 26.65 [High] | Form 4 | - | 2021-05-20 | Theresa R Moran | VP - Purchasing, Logistics | Buy | 6,813 | Common Stock | $0.00 | $0.00 | - | 46,748 | $0.00 | 22.03 [High] | Form 4 | - | 2021-05-20 | Patrick H. Hawkins | CEO and President | Buy | 40,137 | Common Stock | $0.00 | $0.00 | - | 278,086 | $0.00 | 131.04 [Very High] | Form 4 | - | 2021-05-20 | Jeffrey P. Oldenkamp | Executive VP and CFO | Buy | 18,810 | Common Stock | $0.00 | $0.00 | - | 66,516 | $0.00 | 31.34 [High] | Form 4 | - | 2021-05-20 | Drew M. Grahek | Vice President of Operations | Buy | 8,346 | Common Stock | $0.00 | $0.00 | - | 19,564 | $0.00 | 9.22 [Average] | Form 4 | - | 2021-05-20 | Shirley A. Rozeboom | VP Health and Nutrition | Buy | 8,847 | Common Stock | $0.00 | $0.00 | - | 21,341 | $0.00 | 10.06 [Average] | Form 4 | - | 2021-05-20 | Douglas A. Lange | VP - Water Treatment Group | Buy | 7,545 | Common Stock | $0.00 | $0.00 | - | 10,603 | $0.00 | 5.00 [Average] | Form 4 | - | 2021-07-29 | Jeffrey L Wright | - | Buy | 1,547 | Common Stock | $0.00 | $0.00 | - | 37,289 | $0.00 | 17.58 [High] | Form 4 | - | 2021-07-29 | James T Thompson | - | Buy | 1,547 | Common Stock | $0.00 | $0.00 | - | 33,289 | $0.00 | 15.69 [High] | Form 4 | - | 2021-07-29 | James A Faulconbridge | - | Buy | 1,547 | Common Stock | $0.00 | $0.00 | - | 33,501 | $0.00 | 15.79 [High] | Form 4 | - | 2021-07-29 | Mary J. Schumacher | - | Buy | 1,547 | Common Stock | $0.00 | $0.00 | - | 21,809 | $0.00 | 10.28 [Average] | Form 4 | - | 2021-07-29 | Daniel J Stauber | - | Buy | 1,547 | Common Stock | $0.00 | $0.00 | - | 26,716 | $0.00 | 12.59 [Average] | Form 4 | - | 2021-07-29 | Yi Tang | - | Buy | 1,547 | Common Stock | $0.00 | $0.00 | - | 2,985 | $0.00 | 1.41 [Low] | Form 4 | - | 2021-10-27 | Jeffrey E Spethmann | - | Buy | 1,005 | Common Stock | $0.00 | $0.00 | - | 1,005 | $0.00 | 0.48 [Very Low] | Form 4 | - | 2021-12-09 | Mary J. Schumacher | - | Sell | 538 | Common Stock | $0.00 | $0.00 | - | 21,271 | $0.00 | 10.07 [Average] | Form 4 | - | 2022-02-11 | Jeffrey P. Oldenkamp | Executive VP and CFO | Buy | 2,300 | Common Stock | $39.75 | -$91,425.00 | 1.09 [ High ] | 69,873 | $2,777,445.39 | 33.09 [High] | Form 4 | - | 2022-04-06 | Richard G Erstad | VP, GENERAL COUNSEL & SEC | Sell | 6,375 | Common Stock | $42.57 | $271,383.75 | 3.02 [ Very High ] | 50,789 | $2,162,097.52 | 24.05 [High] | Form 4 | 2022-04-06 | Theresa R Moran | VP - PURCHASING, LOGISTICS | Sell | 2,196 | Common Stock | $42.57 | $93,483.72 | 1.04 [ High ] | 44,875 | $1,910,311.72 | 21.25 [High] | Form 4 | 2022-04-06 | Patrick H. Hawkins | CEO AND PRESIDENT | Sell | 14,940 | Common Stock | $42.57 | $635,995.80 | 7.08 [ Very High ] | 264,045 | $11,240,390.12 | 125.04 [Very High] | Form 4 | 2022-04-06 | Jeffrey P. Oldenkamp | EXECUTIVE VP AND CFO | Sell | 5,841 | Common Stock | $42.57 | $248,651.37 | 2.77 [ Very High ] | 63,912 | $2,720,751.29 | 30.27 [High] | Form 4 | 2022-04-06 | Drew M. Grahek | VICE PRESIDENT OF OPERATIONS | Sell | 1,991 | Common Stock | $42.57 | $84,756.87 | 0.94 [ High ] | 18,252 | $776,978.70 | 8.64 [Average] | Form 4 | 2022-04-06 | Shirley A. Rozeboom | VP HEALTH AND NUTRITION | Sell | 3,176 | Common Stock | $42.57 | $135,202.32 | 1.50 [ High ] | 18,744 | $797,912.07 | 8.88 [Average] | Form 4 | 2022-05-18 | Richard G Erstad | VP, GENERAL COUNSEL & SEC | Buy | 9,160 | Common Stock | $0.00 | $0.00 | - | 59,949 | $0.00 | 28.39 [High] | Form 4 | 2022-05-18 | Theresa R Moran | VP - PURCHASING, LOGISTICS | Buy | 4,132 | Common Stock | $0.00 | $0.00 | - | 49,007 | $0.00 | 23.21 [High] | Form 4 | 2022-05-18 | Patrick H. Hawkins | CEO AND PRESIDENT | Buy | 24,336 | Common Stock | $0.00 | $0.00 | - | 288,381 | $0.00 | 136.57 [Very High] | Form 4 | 2022-05-18 | Jeffrey P. Oldenkamp | EXECUTIVE VP AND CFO | Buy | 14,603 | Common Stock | $0.00 | $0.00 | - | 78,515 | $0.00 | 37.18 [High] | Form 4 | 2022-05-18 | Drew M. Grahek | VICE PRESIDENT OF OPERATIONS | Buy | 9,214 | Common Stock | $0.00 | $0.00 | - | 27,473 | $0.00 | 13.01 [Average] | Form 4 | 2022-05-18 | Shirley A. Rozeboom | VP HEALTH AND NUTRITION | Buy | 8,048 | Common Stock | $0.00 | $0.00 | - | 26,792 | $0.00 | 12.69 [Average] | Form 4 | 2022-05-18 | David J. Mangine | VP - INDUSTRIAL GROUP | Buy | 7,301 | Common Stock | $0.00 | $0.00 | - | 15,367 | $0.00 | 7.28 [Average] | Form 4 | 2022-05-18 | Douglas A. Lange | VP - WATER TREATMENT GROUP | Buy | 6,864 | Common Stock | $0.00 | $0.00 | - | 18,377 | $0.00 | 8.70 [Average] | Form 4 |
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