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Compass Minerals International Inc

CMP
Exchange
NYSE
Industry
Mining & Quarrying of Nonmetallic Minerals (No Fuels)
SEC CIK
0001227654

No open-market purchases or sales by Compass Minerals International Inc insiders were filed in the last 90 days; 234 institutions reported holding it in 13F filings for Q2 2026, worth $1.21B in total; no superinvestor holds it.

SEC filings

10-K, 10-Q, 8-K, 20-F and 40-F reports Compass Minerals International Inc filed with the SEC, newest first.

Livermore lists each filing's form, 8-K items and dates only. To read a filing, open it on SEC.gov; an 8-K's press release or other attachments, such as exhibit 99.1 for Item 2.02, are in the filing index.

SEC filings by Compass Minerals International Inc
FiledForm8-K itemsPeriodDocumentFiling index
Oct 28, 20268-K5.029.01Oct 22, 2026SECIndex
Oct 15, 20268-K5.028.01Oct 9, 2026SECIndex
Aug 6, 202610-Q–Jun 30, 2026SECIndex
Aug 5, 20268-K5.029.01Aug 3, 2026SECIndex
Aug 5, 20268-K2.029.01Aug 5, 2026SECIndex
May 7, 202610-Q–Mar 31, 2026SECIndex
May 6, 20268-K2.029.01May 6, 2026SECIndex
Mar 24, 20268-K7.018.019.01Mar 20, 2026SECIndex
Mar 10, 20268-K5.07Mar 5, 2026SECIndex
Feb 6, 202610-Q–Dec 31, 2025SECIndex
Feb 4, 20268-K2.029.01Feb 4, 2026SECIndex
Dec 23, 20258-K8.019.01Dec 10, 2025SECIndex
Dec 19, 20258-K5.027.019.01Dec 18, 2025SECIndex
Dec 12, 202510-K–Sep 30, 2025SECIndex
Dec 8, 20258-K2.029.01Dec 8, 2025SECIndex
Aug 28, 20258-K8.019.01Aug 15, 2025SECIndex
Aug 11, 202510-Q–Jun 30, 2025SECIndex
Aug 11, 20258-K2.029.01Aug 11, 2025SECIndex
Jun 27, 20258-K5.02Jun 26, 2025SECIndex
Jun 16, 20258-K1.012.037.019.01Jun 16, 2025SECIndex
Jun 3, 20258-K7.019.01Jun 3, 2025SECIndex
May 8, 202510-Q–Mar 31, 2025SECIndex
May 7, 20258-K2.029.01May 7, 2025SECIndex
Mar 25, 20258-K5.027.019.01Mar 25, 2025SECIndex
Mar 11, 20258-K5.07Mar 6, 2025SECIndex
Feb 10, 202510-Q–Dec 31, 2024SECIndex
Feb 10, 20258-K2.029.01Feb 10, 2025SECIndex
Jan 28, 20258-K5.029.01Jan 27, 2025SECIndex
Dec 16, 202410-K–Sep 30, 2024SECIndex
Dec 16, 20248-K2.029.01Dec 16, 2024SECIndex
Oct 30, 202410-Q–Jun 30, 2024SECIndex
Oct 30, 20248-K2.029.01Oct 29, 2024SECIndex
Oct 30, 202410-Q/A–Mar 31, 2024SECIndex
Oct 29, 202410-K/A–Sep 30, 2023SECIndex
Sep 19, 20248-K1.018.019.01Sep 13, 2024SECIndex
Sep 17, 20248-K2.029.01Sep 17, 2024SECIndex
Aug 16, 20248-K1.013.017.019.01Aug 12, 2024SECIndex
Jul 3, 20248-K4.02Jun 28, 2024SECIndex
Jul 1, 20248-K5.029.01Jul 1, 2024SECIndex
Jun 25, 20248-K5.02Jun 21, 2024SECIndex
Jun 10, 20248-K5.029.01Jun 7, 2024SECIndex
May 17, 20248-K5.039.01May 16, 2024SECIndex
May 15, 202410-Q–Mar 31, 2024SECIndex
May 7, 20248-K2.029.01May 7, 2024SECIndex
Mar 27, 20248-K1.017.019.01Mar 27, 2024SECIndex
Mar 8, 20248-K5.07Mar 5, 2024SECIndex
Feb 21, 20248-K5.029.01Feb 21, 2024SECIndex
Feb 8, 202410-Q–Dec 31, 2023SECIndex
Feb 7, 20248-K2.029.01Feb 7, 2024SECIndex
Jan 16, 20248-K5.029.01Jan 16, 2024SECIndex