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COMPASS MINERALS INTERNATIONAL INC

CMP · Mining & Quarrying of Nonmetallic Minerals (No Fuels) · 42.0M shares · +5%/yr ↑ dilution · EDGAR filings ↗

Reference price $9.68 · est. market cap ~$406M — last insider purchase, 2025-03-26 (estimated from the dated SEC Form 4 price × shares outstanding — not a live quote)

Grade

D48

Loss-making salt/plant-nutrition miner with very high leverage and a recent restatement/material weakness.

Strengths

Risks

Notable findings

Quarterly revenue

2025-06-30 · $215M2025-09-30 · $228M2025-12-31 · $396M2026-03-31 · $453M

Last 4 quarters · from SEC filings.

Key metrics

Gross margin
15.3%
Operating margin
2.0%
Net margin
-6.4%
Return on equity
-34.1%
Return on assets
-5.3%
ROIC
1.9%
Revenue growth (QoQ)
14.4%
Debt / equity
3.6×
Net debt / EBITDA
6.0×
Current ratio
2.2×
EBITDA
$128M
Tangible book value
$204M
Cash & investments
$60M
Stock comp / revenue
0.8%

Insider transactions · last 18 months

DateInsiderTypeSharesPrice
2026-06-24Nichols Benjamin S.Tax withheld747$28.66
2026-06-24Nichols Benjamin S.Option exercise2.5K
2026-05-18Nichols Benjamin S.Option exercise685
2026-05-18Nichols Benjamin S.Tax withheld195$28.97
2026-05-13Nichols Benjamin S.Option exercise737
2026-05-13Nichols Benjamin S.Tax withheld247$30.21
2026-03-31Reece Joseph EGrant1.8K
2026-03-31Safran DavidGrant1.1K
2026-03-31DEALY RICHARD PGrant1.3K
2026-03-05Joyce Gareth TOption exercise12K
2026-03-05Miller Melissa MOption exercise12K
2026-03-05Reece Joseph EOption exercise22K
2026-03-05WALKER LORI AOption exercise12K
2026-03-05DEALY RICHARD POption exercise12K
2026-03-03Merrin Patrick JamesOption exercise19K
2026-03-03Merrin Patrick JamesTax withheld5.0K$24.68
2026-01-28Fjellman PeterTax withheld2.7K$25.90
2026-01-28Fjellman PeterOption exercise8.3K
2026-01-18DOWLING EDWARD COption exercise22K
2026-01-18DOWLING EDWARD CTax withheld6.9K$23.29
2025-12-31Miller Melissa MGrant1.4K
2025-12-31Reece Joseph EGrant2.3K
2025-12-31Ball Russell DavidGrant186
2025-12-31WALKER LORI AGrant1.5K
2025-12-31Safran DavidGrant181
2025-12-31DEALY RICHARD PGrant1.5K
2025-12-31Roberts Mark LawrenceGrant196
2025-12-31Merle Denise MGrant220
2025-12-31Joyce Gareth TGrant1.4K
2025-10-15DOWLING EDWARD CTax withheld15K$19.53
2025-10-15Nichols Benjamin S.Option exercise7.4K
2025-10-15Nichols Benjamin S.Tax withheld2.2K$19.53
2025-10-15Ward AshleyOption exercise2.6K
2025-10-15Ward AshleyTax withheld763$19.53
2025-10-15DOWLING EDWARD COption exercise45K
2025-09-30Joyce Gareth TGrant1.4K
2025-09-30Reece Joseph EGrant2.3K
2025-09-30Miller Melissa MGrant1.5K
2025-09-30WALKER LORI AGrant1.6K
2025-09-30DEALY RICHARD PGrant1.5K
2025-06-30Reece Joseph EGrant2.2K
2025-06-30Joyce Gareth TGrant1.4K
2025-06-30DEALY RICHARD PGrant1.5K
2025-06-30Miller Melissa MGrant1.4K
2025-06-30Reece Joseph EGrant2.2K
2025-06-30Reece Joseph EGrant2.2K
2025-06-30WALKER LORI AGrant1.5K
2025-05-18Nichols Benjamin S.Option exercise684
2025-05-18Nichols Benjamin S.Tax withheld238$19.18
2025-03-31DEALY RICHARD PGrant3.2K
2025-03-31Joyce Gareth TGrant3.0K
2025-03-31Reece Joseph EGrant4.8K
2025-03-31Miller Melissa MGrant3.0K
2025-03-31WALKER LORI AGrant3.2K
2025-03-26Reece Joseph EBuy5.0K$9.68
2025-03-05Miller Melissa MOption exercise5.7K
2025-03-05Joyce Gareth TOption exercise5.7K
2025-03-05DEALY RICHARD POption exercise5.7K
2025-03-05Reece Joseph EOption exercise11K
2025-03-05WALKER LORI AOption exercise5.7K
2025-02-28Hood Jennifer R.Option exercise1.7K
2025-02-28Hood Jennifer R.Tax withheld582$10.44
2025-01-18DOWLING EDWARD COption exercise22K
2025-01-18DOWLING EDWARD CTax withheld7.0K$14.21
2024-12-31Reece Joseph EGrant3.9K
2024-12-31WALKER LORI AGrant2.7K
2024-12-31Joyce Gareth TGrant2.4K
2024-12-31Miller Melissa MGrant2.5K
2024-12-31DEALY RICHARD PGrant2.6K

All non-derivative Form 4 activity (SEC), newest first.

Supply chain

Customers (1)

  • Highways Agency

Suppliers (0)

    Named in the 10-K; linked when we track them.

    Notable events (8-K)

    DateItems
    2026-05-06ResultsExhibitsfiling ↗
    2026-03-24Reg FDOtherExhibitsfiling ↗
    2026-03-10Shareholder votefiling ↗
    2026-02-04ResultsExhibitsfiling ↗
    2025-12-23OtherExhibitsfiling ↗
    2025-12-19Exec/director changeReg FDExhibitsfiling ↗
    2025-12-08ResultsExhibitsfiling ↗
    2025-08-28OtherExhibitsfiling ↗

    Recent filings

    FormFiledPeriodAccession
    10-Q2026-05-072026-03-310001227654-26-000025 ↗
    8-K2026-05-062026-05-060001227654-26-000023 ↗
    8-K2026-03-242026-03-200001227654-26-000018 ↗
    8-K2026-03-102026-03-050001227654-26-000015 ↗
    10-Q2026-02-062025-12-310001227654-26-000012 ↗
    8-K2026-02-042026-02-040001227654-26-000008 ↗
    8-K2025-12-232025-12-100001227654-25-000201 ↗
    8-K2025-12-192025-12-180001104659-25-122646 ↗
    10-K2025-12-122025-09-300001227654-25-000199 ↗
    8-K2025-12-082025-12-080001227654-25-000196 ↗
    8-K2025-08-282025-08-150001227654-25-000155 ↗
    10-Q2025-08-112025-06-300001227654-25-000146 ↗