Latest Period
Q2 2026
Security Snapshot
COMPASS MINERALS INTERNATIONAL INC - Common Stock (CMP) Institutional Ownership
CUSIP: 20451N101
13F Institutional Holders and Ownership History from Q1 2014 to Q2 2026
Institutions Reporting
232
Shares (Excl. Options)
38,876,889
Price
$31.13
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- Security type / class
- Equity / Common Stock
- Symbol
- CMP on NYSE
- All holders as of 30 Jun 2026
- Q2 2026
- Total 13F shares
- 38,876,889
- Total 13F value
- $1,206,853,244
- Portfolio coverage rank
- 0.01%
- Share change
- -1,881,373
- Value change
- -$42,665,062
- Number of holders
- 232
- Shares outstanding
- 42,103,296
- SEC-reported price per share
- $25.66
- Insider filing price
- $25.66
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- CMP - COMPASS MINERALS INTERNATIONAL INC - Common Stock is tracked under CUSIP 20451N101.
- 232 institutions reported positions in Q2 2026.
- 5 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 205 to 232 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $940,214,102 to $1,206,853,244.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 232 institutions filings for Q2 2026.
Security key
20451N101
Latest holder period
Q2 2026
13F holders
232
13D/G owners
5
CIK / CUSIP context first
Open Q2 2026 holders
CMP full holder history
COMPASS MINERALS INTERNATIONAL INC SEC filings
COMPASS MINERALS INTERNATIONAL INC company facts
COMPASS MINERALS INTERNATIONAL INC insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 20451N101:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
5
Security
CMP
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| BlackRock, Inc. | 6.1% | -26% | $59,161,821 | -$20,801,553 | 2,533,686 | -26% | BlackRock, Inc. | 31 Mar 2026 |
| STATE STREET CORP | 5.5% | +12% | $52,789,879 | +$6,209,631 | 2,322,476 | +13% | STATE STREET CORPORATION | 31 Mar 2026 |
| M Partners Fund LP | 5.5% | $39,430,941 | 2,289,834 | M Partners Fund LP | 11 Nov 2025 | |||
| AMERICAN CENTURY INVESTMENT MANAGEMENT INC | 5.4% | $67,138,758 | 2,273,578 | American Century Investment Management, Inc. | 30 Jun 2026 | |||
| Gumshoe Capital Management LLC | 3.2% | -36% | $29,713,567 | -$17,184,619 | 1,324,134 | -37% | Gumshoe Capital Management LLC | 30 Jun 2025 |
As of 30 Jun 2026, 232 institutional investors reported holding 38,876,889 shares of COMPASS MINERALS INTERNATIONAL INC - Common Stock (CMP). This represents 92% of the company’s total 42,103,296 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
77%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| Koch, Inc. | 17% | 7,034,609 | 0% | 20% | $218,987,378 |
| SailingStone Capital Partners LLC | 8% | 3,351,366 | -31% | 20% | $104,328,024 |
| BlackRock, Inc. | 7.3% | 3,078,473 | +7.9% | 0% | $95,832,876 |
| STATE STREET CORP | 5.8% | 2,441,899 | +5.1% | 0% | $76,016,316 |
| AMERICAN CENTURY COMPANIES INC | 5.4% | 2,273,578 | +35% | 0.03% | $70,776,483 |
| VANGUARD CAPITAL MANAGEMENT LLC | 4.2% | 1,775,518 | +1.5% | 0% | $55,271,875 |
| Irenic Capital Management LP | 2.5% | 1,068,378 | -26% | 2.4% | $33,258,607 |
| DIMENSIONAL FUND ADVISORS LP | 2.3% | 951,151 | +4.1% | 0.01% | $29,609,821 |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 2.1% | 886,009 | 0.1% | $27,581,460 | |
| Gumshoe Capital Management LLC | 2.1% | 872,348 | -31% | 25% | $27,156,193 |
| GEODE CAPITAL MANAGEMENT, LLC | 2% | 841,419 | +7.2% | 0% | $26,198,395 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 1.7% | 698,271 | +22% | 0% | $21,737,176 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.6% | 655,606 | -6.9% | 0% | $20,409,015 |
| AQR CAPITAL MANAGEMENT LLC | 1.5% | 637,339 | +822% | 0.01% | $19,840,363 |
| Engine Capital Management, LP | 1.5% | 633,021 | -56% | 1.9% | $19,705,944 |
| Newtyn Management, LLC | 1.5% | 632,326 | -18% | 2.5% | $19,684,308 |
| O'Keefe Stevens Advisory, Inc. | 1.5% | 631,272 | +3.4% | 4% | $19,651,487 |
| LEE DANNER & BASS INC | 1.4% | 580,750 | -4.1% | 1% | $18,078,748 |
| FEDERATED HERMES, INC. | 1.4% | 574,763 | +6.7% | 0.03% | $17,892,373 |
| Ewing Morris & Co. Investment Partners Ltd. | 1.4% | 570,800 | -72% | 7.7% | $14,788,956 |
| Nuveen, LLC | 1.2% | 520,573 | +80% | 0% | $16,205,418 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 1.1% | 474,512 | +622% | 0.01% | $14,771,559 |
| MORGAN STANLEY | 1% | 439,621 | +26% | 0% | $13,685,418 |
| AMERIPRISE FINANCIAL INC | 1% | 437,294 | +21% | 0% | $13,612,972 |
| HENNESSY ADVISORS INC | 0.82% | 345,500 | 0.34% | $10,755,415 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
50
Latest
Q2 2026
Rows shown
1-25 of 50
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 38,876,889 | $1,206,853,244 | -$42,665,062 | $31.13 | 232 |
| 2026 Q1 | 40,549,557 | $940,214,102 | +$81,619,522 | $23.35 | 205 |
| 2025 Q4 | 37,172,895 | $728,465,956 | -$27,971,604 | $19.64 | 193 |
| 2025 Q3 | 37,377,292 | $713,188,279 | +$2,867,021 | $19.20 | 196 |
| 2025 Q2 | 37,129,247 | $741,052,565 | -$4,826,438 | $20.09 | 207 |
| 2025 Q1 | 38,114,627 | $355,859,331 | -$7,640,192 | $9.29 | 201 |
| 2024 Q4 | 40,010,839 | $450,128,845 | -$31,744,820 | $11.25 | 216 |
| 2024 Q3 | 34,915,326 | $419,965,625 | -$59,091,480 | $12.02 | 218 |
| 2024 Q2 | 42,985,736 | $444,573,134 | +$4,989,148 | $10.33 | 210 |
| 2024 Q1 | 41,007,046 | $645,370,284 | -$41,534,695 | $15.74 | 215 |
| 2023 Q4 | 41,185,775 | $1,043,996,719 | +$52,880,646 | $25.32 | 233 |
| 2023 Q3 | 38,877,338 | $1,086,043,458 | +$11,937,822 | $27.95 | 243 |
| 2023 Q2 | 38,092,549 | $1,295,272,188 | +$2,322,691 | $34.00 | 248 |
| 2023 Q1 | 38,039,296 | $1,303,556,301 | +$1,458,544 | $34.29 | 258 |
| 2022 Q4 | 37,838,713 | $1,552,821,346 | +$267,246,688 | $41.00 | 268 |
| 2022 Q3 | 31,541,955 | $1,216,935,733 | -$17,940,343 | $38.53 | 261 |
| 2022 Q2 | 32,194,520 | $1,139,520,599 | -$85,095,144 | $35.39 | 262 |
| 2022 Q1 | 33,419,881 | $2,098,258,677 | +$113,865,365 | $62.79 | 286 |
| 2021 Q4 | 31,687,110 | $1,618,806,915 | +$24,499,156 | $51.08 | 285 |
| 2021 Q3 | 30,091,735 | $1,938,383,388 | +$26,428,741 | $64.40 | 285 |
| 2021 Q2 | 29,828,819 | $1,768,548,387 | -$22,839,144 | $59.26 | 280 |
| 2021 Q1 | 30,191,766 | $1,893,944,375 | -$22,529,326 | $62.72 | 276 |
| 2020 Q4 | 30,577,948 | $1,887,467,398 | -$30,329,526 | $61.72 | 281 |
| 2020 Q3 | 30,976,152 | $1,839,123,956 | -$43,892,660 | $59.35 | 272 |
| 2020 Q2 | 31,778,792 | $1,548,853,479 | +$2,528,673 | $48.75 | 273 |