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United States Chemicals

Compass Minerals International Inc (CMP)

Track

The most recent insider transactions at Compass Minerals International Inc. occurred in August 2025, with proposed sales by Mary L. Frontczak and Jennifer R. Hood. Prior to this, Joseph E. Reece made a purchase in March 2025. Earlier transactions in early 2024 involved proposed sales by James D. Standen.
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Ticker: CMP Exchange: NYS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
Frontczak Mary L
former policy making officer
1 sale — total 19,120 USD
Proposed sale 27 Aug 2025
Value US$2,580,132.59 | Price 374.41 | Shares 36,885
Proposed sale 19 Aug 2025
Value US$835,254.02 | Price 108.84 | Shares 29,308
Proposed sale 16 May 2025
Value US$28,531.00 | Price 19.20 | Shares 1,486
Buy 26 Mar 2025
Value US$48,400.00 | Price 9.68 | Shares 5,000
Proposed sale 4 Mar 2024
Value US$779,000.00 | Price 22.68 | Shares 34,342
Proposed sale 29 Feb 2024
Value US$766,000.00 | Price 22.31 | Shares 34,342
Buy 22 Jan 2024
Value US$106,200.00 | Price 21.24 | Shares 5,000
Buy 21 Sep 2023
Value US$94,055.55 | Price 26.85 | Shares 3,503
Sale 18 Jan 2023
Value US$352,847.04 | Price 46.16 | Shares 7,644
Buy 17 Jun 2022
Value US$49,604.50 | Price 34.21 | Shares 1,450
Buy 16 Jun 2022
Value US$64,300.00 | Price 32.15 | Shares 2,000
Buy 16 Jun 2022
Value US$64,720.00 | Price 32.36 | Shares 2,000
Buy 16 Jun 2022
Value US$102,330.00 | Price 34.11 | Shares 3,000
Buy 15 Jun 2022
Value US$49,848.40 | Price 37.48 | Shares 1,330
Buy 15 Jun 2022
Value US$37,030.00 | Price 37.03 | Shares 1,000
Buy 16 May 2022
Value US$26,226.00 | Price 43.71 | Shares 600
Buy 13 May 2022
Value US$10,590.00 | Price 42.36 | Shares 250
Buy 12 May 2022
Value US$83,580.00 | Price 41.79 | Shares 2,000
Buy 11 May 2022
Value US$131,310.00 | Price 43.77 | Shares 3,000
Buy 11 May 2022
Value US$124,977.60 | Price 43.20 | Shares 2,893
Buy 11 May 2022
Value US$109,525.00 | Price 43.81 | Shares 2,500
Buy 25 Mar 2020
Value US$98,750.00 | Price 39.50 | Shares 2,500
Buy 16 Aug 2019
Value US$98,920.00 | Price 49.46 | Shares 2,000
Buy 17 Jun 2019
Value US$18,153.30 | Price 55.01 | Shares 330
Buy 13 May 2019
Value US$36,018.60 | Price 52.05 | Shares 692
Buy 13 May 2019
Value US$36,547.00 | Price 52.21 | Shares 700
Buy 10 May 2019
Value US$53,510.00 | Price 53.51 | Shares 1,000
Buy 9 May 2019
Value US$104,400.00 | Price 52.20 | Shares 2,000
Buy 28 Mar 2019
Value US$105,080.00 | Price 52.54 | Shares 2,000
Buy 18 Mar 2019
Value US$16,457.80 | Price 53.96 | Shares 305
Buy 7 Dec 2018
Value US$35,812.50 | Price 47.75 | Shares 750
Sale 15 May 2018
Value US$41,424.00 | Price 69.04 | Shares 600
Buy 28 Mar 2018
Value US$44,512.50 | Price 59.35 | Shares 750
Sale 12 Mar 2018
Value US$99,366.12 | Price 63.21 | Shares 1,572
Sale 12 Mar 2018
Value US$19,658.31 | Price 63.21 | Shares 311
Sale 12 Mar 2018
Value US$18,836.58 | Price 63.21 | Shares 298
Sale 12 Mar 2018
Value US$3,034.08 | Price 63.21 | Shares 48
Buy 9 Aug 2017
Value US$19,890.00 | Price 66.30 | Shares 300
Sale 14 Mar 2016
Value US$181,475.00 | Price 72.59 | Shares 2,500
Sale 14 Mar 2016
Value US$64,869.60 | Price 72.48 | Shares 895
Sale 14 Mar 2016
Value US$133,653.12 | Price 72.48 | Shares 1,844
Sale 17 Feb 2016
Value US$200,091.60 | Price 68.76 | Shares 2,910
Sale 19 Mar 2015
Value US$109,413.15 | Price 94.73 | Shares 1,155
Sale 13 Mar 2015
Value US$87,492.96 | Price 92.88 | Shares 942
Sale 13 Mar 2015
Value US$200,806.56 | Price 92.88 | Shares 2,162
Sale 12 Mar 2015
Value US$173,086.00 | Price 93.56 | Shares 1,850
Sale 19 Nov 2014
Value US$300,873.54 | Price 90.57 | Shares 3,322
Sale 19 Nov 2014
Value US$238,829.50 | Price 90.50 | Shares 2,639
Sale 11 Nov 2014
Value US$354,658.50 | Price 87.57 | Shares 4,050
Sale 7 Nov 2014
Value US$737,693.31 | Price 87.27 | Shares 8,453
Sale 11 Sep 2014
Value US$497,491.44 | Price 90.06 | Shares 5,524
Sale 2 Sep 2014
Value US$26,992.76 | Price 89.38 | Shares 302
Sale 18 Aug 2014
Value US$712,346.46 | Price 88.26 | Shares 8,071
Sale 7 Aug 2014
Value US$734,565.70 | Price 86.90 | Shares 8,453
Sale 11 Jun 2014
Value US$464,750.00 | Price 92.95 | Shares 5,000
Sale 10 Jun 2014
Value US$274,500.00 | Price 91.50 | Shares 3,000
Sale 9 Jun 2014
Value US$183,500.00 | Price 91.75 | Shares 2,000
Sale 11 Mar 2014
Value US$27,603.20 | Price 86.26 | Shares 320
Sale 11 Mar 2014
Value US$154,664.18 | Price 86.26 | Shares 1,793
Sale 11 Mar 2014
Value US$35,884.16 | Price 86.26 | Shares 416
Sale 11 Mar 2014
Value US$169,587.16 | Price 86.26 | Shares 1,966
Sale 1 Nov 2013
Value US$434,668.53 | Price 74.57 | Shares 5,829
Sale 30 Oct 2013
Value US$906,600.00 | Price 75.55 | Shares 12,000
Sale 8 Aug 2013
Value US$385,100.00 | Price 77.02 | Shares 5,000
Sale 20 May 2013
Value US$723,887.99 | Price 89.69 | Shares 8,071
Sale 6 May 2013
Value US$703,647.00 | Price 86.87 | Shares 8,100
Sale 3 May 2013
Value US$435,750.00 | Price 87.15 | Shares 5,000
Sale 2 May 2013
Value US$774,360.00 | Price 86.04 | Shares 9,000
Sale 1 May 2013
Value US$436,203.90 | Price 85.03 | Shares 5,130
Sale 1 May 2013
Value US$422,208.45 | Price 85.45 | Shares 4,941
Sale 11 Mar 2013
Value US$38,836.20 | Price 76.60 | Shares 507
Sale 11 Mar 2013
Value US$151,465.02 | Price 76.73 | Shares 1,974
Sale 11 Mar 2013
Value US$38,836.20 | Price 76.60 | Shares 507
Sale 11 Mar 2013
Value US$151,465.02 | Price 76.73 | Shares 1,974
Sale 11 Mar 2013
Value US$38,836.20 | Price 76.60 | Shares 507
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2025-08-27 2025-08-27 PrS Proposed sale
2.1
Frontczak Mary L

former policy making officer

Officer
36,885
374.41
US$2,580,133 		36,885 374.41 US$2,580,133
2025-08-19 2025-08-19 PrS Proposed sale
2.1
MARY FRONTCZAK

Officer

Officer
29,308
108.84
US$835,254 		29,308 108.84 US$835,254
2025-05-19 2025-05-16 PrS Proposed sale
Hood Jennifer R.

Former Officer

Officer
42,689
355.66
US$3,508,000 		42,689 355.66 US$3,508,000
2025-03-27 2025-03-26 B Purchase
3.3
Reece Joseph E
Non-Executive Director
5,000 +31.2%
9.68
US$48,400 		5,000 +31.2% 9.68 US$48,400
2024-02-29 2024-03-04 PrS Proposed sale
3.2
Standen James D.

Former Officer of Compass Minerals as of 1/16/24

Officer
34,342
22.68
US$779,000 		34,342 22.68 US$779,000
2024-02-27 2024-02-29 PrS Proposed sale
3.2
Standen James D.

Former Officer of Compass Minerals as of 1/16/24

Officer
34,342
22.31
US$766,000 		34,342 22.31 US$766,000
2024-01-24 2024-01-22 B Purchase
3.3
Reece Joseph E
Non-Executive Director
5,000 +45.5%
21.24
US$106,200 		5,000 +45.5% 21.24 US$106,200
2023-09-21 2023-09-21 B Purchase
3.2
Standen James D.

Chief Commercial Officer

Officer
3,503 +13.2%
26.85
US$94,056 		3,503 +13.2% 26.85 US$94,056
2023-01-18 2023-01-18 S Sale
3.2
Standen James D.

Chief Commercial Officer

Officer
7,644 -22.4%
46.16
US$352,847 		7,644 -22.4% 46.16 US$352,847
2022-06-21 2022-06-17 B Purchase
1.9
Crutchfield Kevin S

President and CEO

Executive Director
1,450 +2.9%
34.21
US$49,604 		1,450 +2.9% 34.21 US$49,604
2022-06-16 2022-06-16 B Purchase
3.2
Standen James D.

Chief Commercial Officer

Officer
2,000 +8.5%
32.15
US$64,300 		2,000 +8.5% 32.15 US$64,300
2022-06-16 2022-06-16 B Purchase
3.3
Reece Joseph E
Non-Executive Director
2,000 +22.2%
32.36
US$64,720 		2,000 +22.2% 32.36 US$64,720
2022-06-16 2022-06-16 B Purchase
3.3
Reece Joseph E
Non-Executive Director
3,000 +50.0%
34.11
US$102,330 		3,000 +50.0% 34.11 US$102,330
2022-06-16 2022-06-15 B Purchase
1.9
Crutchfield Kevin S

President and CEO

Executive Director
1,330 +2.7%
37.48
US$49,848 		1,330 +2.7% 37.48 US$49,848
2022-06-16 2022-06-15 B Purchase
2.1
Frontczak Mary L

Chief Legal & Admin. Officer

Officer
1,000 +28.7%
37.03
US$37,030 		1,000 +28.7% 37.03 US$37,030
2022-05-17 2022-05-16 B Purchase
2.9
WALKER LORI A
Non-Executive Director
600 +18.5%
43.71
US$26,226 		600 +18.5% 43.71 US$26,226
2022-05-17 2022-05-13 B Purchase
1.4
Yoder Amy
Non-Executive Director
250 +inf%
42.36
US$10,590 		250 +inf% 42.36 US$10,590
2022-05-12 2022-05-12 B Purchase
3.3
Reece Joseph E
Non-Executive Director
2,000 +50.0%
41.79
US$83,580 		2,000 +50.0% 41.79 US$83,580
2022-05-12 2022-05-11 B Purchase
3.3
Reece Joseph E
Non-Executive Director
3,000 +300.0%
43.77
US$131,310 		3,000 +300.0% 43.77 US$131,310
2022-05-12 2022-05-11 B Purchase
3.1
Crenshaw Lorin

Chief Financial Officer

Officer
2,893 +inf%
43.20
US$124,978 		2,893 +inf% 43.20 US$124,978
2022-05-12 2022-05-11 B Purchase
1.9
Crutchfield Kevin S

President and CEO

Executive Director
2,500 +5.4%
43.81
US$109,525 		2,500 +5.4% 43.81 US$109,525
2020-03-25 2020-03-25 B Purchase
3.2
Standen James D.

Chief Financial Officer

Officer
2,500 +83.3%
39.50
US$98,750 		2,500 +83.3% 39.50 US$98,750
2019-08-19 2019-08-16 B Purchase Crutchfield Kevin S

President and CEO

Executive Director
2,000 +inf%
49.46
US$98,920 		2,000 +inf% 49.46 US$98,920
2019-06-18 2019-06-17 B Purchase
3.5
GRANT RICHARD S
330 +1.3%
55.01
US$18,153 		330 +1.3% 55.01 US$18,153
2019-05-13 2019-05-13 B Purchase
3.2
Standen James D.

Chief Financial Officer

Officer
692 +30.0%
52.05
US$36,019 		692 +30.0% 52.05 US$36,019
2019-05-13 2019-05-13 B Purchase
2.9
WALKER LORI A
Non-Executive Director
700 +inf%
52.21
US$36,547 		700 +inf% 52.21 US$36,547
2019-05-13 2019-05-10 B Purchase
3.3
Reece Joseph E
Non-Executive Director
1,000 +inf%
53.51
US$53,510 		1,000 +inf% 53.51 US$53,510
2019-05-13 2019-05-09 B Purchase
2.2
Fischer Valdemar L
Non-Executive Director
2,000 +inf%
52.20
US$104,400 		2,000 +inf% 52.20 US$104,400
2019-03-28 2019-03-28 B Purchase
3.5
GRANT RICHARD S

Chairman & Interim CEO

Executive Director
2,000 +8.6%
52.54
US$105,080 		2,000 +8.6% 52.54 US$105,080
2019-03-19 2019-03-18 B Purchase
3.5
GRANT RICHARD S

Chairman & Interim CEO

Executive Director
305 +1.3%
53.96
US$16,458 		305 +1.3% 53.96 US$16,458
2018-12-11 2018-12-07 B Purchase Standen James D.

Chief Financial Officer

Officer
750 +56.0%
47.75
US$35,812 		750 +56.0% 47.75 US$35,812
2018-05-16 2018-05-15 S Sale Yoder Amy Non-Executive Director
600 -54.7%
69.04
US$41,424 		600 -54.7% 69.04 US$41,424
2018-03-28 2018-03-28 B Purchase
2.8
Berger Steven N.

SVP, Corporate Services
750 +16.1%
59.35
US$44,512 		750 +16.1% 59.35 US$44,512
2018-03-13 2018-03-12 S Sale Malecha Francis Joseph

President and CEO

Executive Director
1,572 -5.5%
63.21
US$99,366 		1,572 -5.5% 63.21 US$99,366
2018-03-13 2018-03-12 S Sale
2.8
Berger Steven N.

SVP, Corporate Services
311 -6.3%
63.21
US$19,658 		311 -6.3% 63.21 US$19,658
2018-03-13 2018-03-12 S Sale
3.2
Standen James D.

Chief Financial Officer
298 -18.2%
63.21
US$18,837 		298 -18.2% 63.21 US$18,837
2018-03-13 2018-03-12 S Sale
3.2
Standen James D.

Chief Financial Officer
48 -7.0%
63.21
US$3,034 		48 -7.0% 63.21 US$3,034
2017-08-09 2017-08-09 B Purchase Standen James D.

Chief Financial Officer
300 +132.7%
66.30
US$19,890 		300 +132.7% 66.30 US$19,890
2016-03-15 2016-03-14 S Sale GOADBY DAVID J

Vice President

Officer
2,500 -8.9%
72.59
US$181,475 		2,500 -8.9% 72.59 US$181,475
2016-03-15 2016-03-14 S Sale GOADBY DAVID J

Vice President

Officer
895 -3.1%
72.48
US$64,870 		895 -3.1% 72.48 US$64,870
2016-03-15 2016-03-14 S Sale GOADBY DAVID J

Vice President

Officer
1,844 -6.1%
72.48
US$133,653 		1,844 -6.1% 72.48 US$133,653
2016-02-18 2016-02-17 S Sale Leunig Jack C.

Senior Vice President

Officer
2,910 -40.3%
68.76
US$200,092 		2,910 -40.3% 68.76 US$200,092
2015-03-23 2015-03-19 S Sale Miller Robert Dana

Senior Vice President

Officer
1,155 -100.0%
94.73
US$109,413 		1,155 -100.0% 94.73 US$109,413
2015-03-13 2015-03-13 S Sale GOADBY DAVID J

Vice President

Officer
942 -3.2%
92.88
US$87,493 		942 -3.2% 92.88 US$87,493
2015-03-13 2015-03-13 S Sale GOADBY DAVID J

Vice President

Officer
2,162 -7.1%
92.88
US$200,807 		2,162 -7.1% 92.88 US$200,807
2015-03-13 2015-03-12 S Sale Leunig Jack C.

Senior Vice President

Officer
1,850 -38.6%
93.56
US$173,086 		1,850 -38.6% 93.56 US$173,086
2014-11-21 2014-11-19 S Sale UNDERDOWN RODNEY L

CFO & Secretary

Officer
3,322 -9.6%
90.57
US$300,874 		3,322 -9.6% 90.57 US$300,874
2014-11-20 2014-11-19 S Sale Miller Robert Dana

Senior Vice President

Officer
2,639 -100.0%
90.50
US$238,830 		2,639 -100.0% 90.50 US$238,830
2014-11-13 2014-11-11 S Sale UNDERDOWN RODNEY L

CFO & Secretary

Officer
4,050 -11.4%
87.57
US$354,658 		4,050 -11.4% 87.57 US$354,658
2014-11-10 2014-11-07 S Sale GOADBY DAVID J

Vice President

Officer
8,453 -23.1%
87.27
US$737,693 		8,453 -23.1% 87.27 US$737,693
2014-09-12 2014-09-11 S Sale UNDERDOWN RODNEY L

CFO & Secretary

Officer
5,524 -14.9%
90.06
US$497,491 		5,524 -14.9% 90.06 US$497,491
2014-09-04 2014-09-02 S Sale BELL BRADLEY J Non-Executive Director
302 -100.0%
89.38
US$26,993 		302 -100.0% 89.38 US$26,993
2014-08-20 2014-08-18 S Sale UNDERDOWN RODNEY L

CFO & Secretary

Officer
8,071 -20.4%
88.26
US$712,346 		8,071 -20.4% 88.26 US$712,346
2014-08-08 2014-08-07 S Sale UNDERDOWN RODNEY L

CFO & Secretary

Officer
8,453 -21.2%
86.90
US$734,566 		8,453 -21.2% 86.90 US$734,566
2014-06-11 2014-06-11 S Sale BELL BRADLEY J Non-Executive Director
5,000 -15.4%
92.95
US$464,750 		5,000 -15.4% 92.95 US$464,750
2014-06-11 2014-06-10 S Sale BELL BRADLEY J Non-Executive Director
3,000 -8.5%
91.50
US$274,500 		3,000 -8.5% 91.50 US$274,500
2014-06-11 2014-06-09 S Sale BELL BRADLEY J Non-Executive Director
2,000 -5.4%
91.75
US$183,500 		2,000 -5.4% 91.75 US$183,500
2014-03-12 2014-03-11 S Sale GOADBY DAVID J

Vice President

Officer
320 -1.1%
86.26
US$27,603 		320 -1.1% 86.26 US$27,603
2014-03-12 2014-03-11 S Sale GOADBY DAVID J

Vice President

Officer
1,793 -6.0%
86.26
US$154,664 		1,793 -6.0% 86.26 US$154,664
2014-03-12 2014-03-11 S Sale UNDERDOWN RODNEY L

CFO & Secretary

Officer
416 -1.3%
86.26
US$35,884 		416 -1.3% 86.26 US$35,884
2014-03-12 2014-03-11 S Sale UNDERDOWN RODNEY L

CFO & Secretary

Officer
1,966 -5.9%
86.26
US$169,587 		1,966 -5.9% 86.26 US$169,587
2013-11-01 2013-11-01 S Sale UNDERDOWN RODNEY L

CFO & Secretary

Officer
5,829 -15.0%
74.57
US$434,669 		5,829 -15.0% 74.57 US$434,669
2013-11-01 2013-10-30 S Sale UNDERDOWN RODNEY L

CFO & Secretary

Officer
12,000 -23.6%
75.55
US$906,600 		12,000 -23.6% 75.55 US$906,600
2013-08-09 2013-08-08 S Sale UNDERDOWN RODNEY L

Vice President & CFO

Officer
5,000 -9.0%
77.02
US$385,100 		5,000 -9.0% 77.02 US$385,100
2013-05-21 2013-05-20 S Sale GOADBY DAVID J

Vice President

Officer
8,071 -22.3%
89.69
US$723,888 		8,071 -22.3% 89.69 US$723,888
2013-05-07 2013-05-06 S Sale Bucan Gerald

VP and General Manager

Officer
8,100 -56.6%
86.87
US$703,647 		8,100 -56.6% 86.87 US$703,647
2013-05-03 2013-05-03 S Sale UNDERDOWN RODNEY L

Vice President & CFO

Officer
5,000 -9.0%
87.15
US$435,750 		5,000 -9.0% 87.15 US$435,750
2013-05-03 2013-05-02 S Sale GOADBY DAVID J

Vice President

Officer
9,000 -24.2%
86.04
US$774,360 		9,000 -24.2% 86.04 US$774,360
2013-05-02 2013-05-01 S Sale CLARK KEITH E

Vice President

Officer
5,130 -23.8%
85.03
US$436,204 		5,130 -23.8% 85.03 US$436,204
2013-05-02 2013-05-01 S Sale CLARK KEITH E

Vice President

Officer
4,941 -18.6%
85.45
US$422,208 		4,941 -18.6% 85.45 US$422,208
2013-03-12 2013-03-11 S Sale GOADBY DAVID J

Vice President

Officer
507 -1.8%
76.60
US$38,836 		507 -1.8% 76.60 US$38,836
2013-03-12 2013-03-11 S Sale GOADBY DAVID J

Vice President

Officer
1,974 -6.5%
76.73
US$151,465 		1,974 -6.5% 76.73 US$151,465
2013-03-12 2013-03-11 S Sale UNDERDOWN RODNEY L

Vice President & CFO

Officer
507 -1.0%
76.60
US$38,836 		507 -1.0% 76.60 US$38,836
2013-03-12 2013-03-11 S Sale UNDERDOWN RODNEY L

Vice President & CFO

Officer
1,974 -3.7%
76.73
US$151,465 		1,974 -3.7% 76.73 US$151,465
2013-03-12 2013-03-11 S Sale CLARK KEITH E

Vice President

Officer
507 -3.0%
76.60
US$38,836 		507 -3.0% 76.60 US$38,836
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