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CMP

Compass Minerals International Inc

Company with tickers: CMP

CIK
1227654
CUSIP
20451N101
Shares Outstanding
41,958,348
Price History Institutional Holders Short Volume Short Interest Fails to Deliver Financials SEC Filings Earnings Calls Insider Trades Congressional Trades
Holders: 192
Total Value: $664,179,325
Total Shares: 33,817,691
Showing 1–100 of 194 holdings by value · page 1 of 2

Institutional Ownership Trend

24 quarters

Holder Concentration

Across 192 13F filers · Δ vs Sep 30, 2025
Top Holder
20.8%
+1.7 pts
Top 5
59.6%
+1.4 pts
Top 10
74.7%
+2.0 pts
HHI
957
Broadly held +107

Quarterly Activity

vs Sep 30, 2025
New
23
Increased
49
Decreased
70
Sold Out
29
Unchanged
50
Holder count: -6
Institutional value: -5.9%
Shares held: -8.0%

Top Buyers

vs Sep 30, 2025
Institution Added Now Holds
Small SailingStone Capital Partners LLC +308,957 5,414,067
Large FEDERATED HERMES, INC. +184,529 519,590
Mega AMERICAN CENTURY COMPANIES INC +157,358 1,394,242
Mega GOLDMAN SACHS GROUP INC +137,276 273,092
Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC +121,634 800,364

Top Sellers

vs Sep 30, 2025
Institution Sold Now Holds
Mega VANGUARD GROUP INC −2,755,963 19,153
Mega MILLENNIUM MANAGEMENT LLC −503,274 18,834
Large NOMURA HOLDINGS INC −369,373 12,720
Small Lightrock Netherlands B.V. −283,784 230,089
Mega STATE STREET CORP −256,505 2,049,285

Top New Positions

vs Sep 30, 2025
Institution Acquired Value (USD)
Small Gumshoe Capital Management LLC 1,264,883 $24,842,302
Small Engine Capital Management, LP 383,325 $7,528,503
Mega BANK OF AMERICA CORP /DE/ 157,876 $3,100,683
Mid Lighthouse Investment Partners, LLC 100,000 $1,964,000
Mid Concentric Capital Strategies, LP 65,586 $1,288,109

Top Sold-Out Positions

vs Sep 30, 2025
Institution Previously Held Last Value (USD)
Micro Pacer Advisors, Inc. 290,210 $5,572,032
Mid GROUP ONE TRADING, L.P. 94,520 $1,814,784
Micro Cove Street Capital, LLC 71,417 $1,371,206
Mid GSA CAPITAL PARTNERS LLP 63,742 $1,223,846
Small Numerai GP LLC 62,175 $1,193,760
100 of 100 shown
All Common Calls Puts
Export CSV
Holder Value (USD) % of 13F Shares Action
Small Koch, Inc. $138,159,720 20.80% 7,034,609 View
Small SailingStone Capital Partners LLC $106,332,275 16.01% 5,414,067 View
Mega BlackRock, Inc. $78,226,603 11.78% 3,983,025 View
Mega STATE STREET CORP $40,247,957 6.06% 2,049,285 View
Small Ewing Morris & Co. Investment Partners Ltd. $32,962,126 4.96% 1,678,316 View
Mega AMERICAN CENTURY COMPANIES INC $27,382,912 4.12% 1,394,242 View
Small Gumshoe Capital Management LLC $24,842,302 3.74% 1,264,883 View
Small Newtyn Management, LLC $16,160,125 2.43% 822,817 View
Mega GEODE CAPITAL MANAGEMENT, LLC $15,807,626 2.38% 804,869 View
Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC $15,719,148 2.37% 800,364 View
Mega DIMENSIONAL FUND ADVISORS LP $15,177,102 2.29% 772,765 View
Small O'Keefe Stevens Advisory, Inc. $11,663,940 1.76% 593,887 View
Large FEDERATED HERMES, INC. $10,204,746 1.54% 519,590 View
Small Engine Capital Management, LP $7,528,503 1.13% 383,325 View
Mega AMERIPRISE FINANCIAL INC $6,906,445 1.04% 351,652 View
Mid LEE DANNER & BASS INC $6,103,130 0.92% 310,750 View
Mega NORTHERN TRUST CORP $5,888,481 0.89% 299,821 View
Mid THOMPSON SIEGEL & WALMSLEY LLC $5,524,339 0.83% 281,280 View
Mega GOLDMAN SACHS GROUP INC $5,363,525 0.81% 273,092 View
Small Lightrock Netherlands B.V. $4,518,947 0.68% 230,089 View
Large MARSHALL WACE, LLP $4,265,199 0.64% 217,169 View
Mega WELLS FARGO & COMPANY/MN $3,336,305 0.50% 169,873 View
Mega BANK OF AMERICA CORP /DE/ $3,100,683 0.47% 157,876 View
Mega Invesco Ltd. $2,932,504 0.44% 149,313 View
Large Janney Montgomery Scott LLC $2,588,984 0.39% 131,822 View
Mid SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC $2,522,384 0.38% 128,431 View
Mega RAYMOND JAMES FINANCIAL INC $2,487,876 0.37% 126,674 View
Mega Bank of New York Mellon Corp $2,410,495 0.36% 122,734 View
Mid Jump Financial, LLC $2,354,266 0.35% 119,871 View
Mega Nuveen, LLC $2,213,211 0.33% 112,689 View
Mega JPMORGAN CHASE & CO $2,062,316 0.31% 105,006 View
Mid Lighthouse Investment Partners, LLC $1,964,000 0.30% 100,000 View
Mega JANE STREET GROUP, LLC $1,948,288 0.29% 99,200 View
Mid CastleKnight Management LP $1,914,900 0.29% 97,500 View
Mega ARROWSTREET CAPITAL, LIMITED PARTNERSHIP $1,885,950 0.28% 96,026 View
Mega UBS ASSET MANAGEMENT AMERICAS INC $1,693,731 0.26% 86,239 View
Large Man Group plc $1,399,880 0.21% 71,277 View
Mega Swiss National Bank $1,373,818 0.21% 69,950 View
Mid Concentric Capital Strategies, LP $1,288,109 0.19% 65,586 View
Large Gotham Asset Management, LLC $1,273,457 0.19% 64,840 View
Mega AQR CAPITAL MANAGEMENT LLC $1,253,619 0.19% 63,830 View
Mega BARCLAYS PLC $1,233,725 0.19% 62,817 View
Large Russell Investments Group, Ltd. $1,109,382 0.17% 56,486 View
Mid ARISTEIA CAPITAL LLC $1,108,461 0.17% 56,439 View
Mega CITIGROUP INC $1,098,288 0.17% 55,921 View
Mid Trexquant Investment LP $1,045,908 0.16% 53,254 View
Small Koss-Olinger Consulting, LLC $1,043,492 0.16% 53,131 View
Large Jefferies Financial Group Inc. $1,035,244 0.16% 52,711 View
Mega BANK OF MONTREAL /CAN/ $996,552 0.15% 50,741 View
Mid KORNITZER CAPITAL MANAGEMENT INC /KS $975,106 0.15% 49,649 View
Mega UBS Group AG $972,532 0.15% 49,518 View
Mega D. E. Shaw & Co., Inc. $933,351 0.14% 47,523 View
Mid Quantbot Technologies LP $903,813 0.14% 46,019 View
Large SG Americas Securities, LLC $888,277 0.13% 45,228 View
Large ASSETMARK, INC $879,145 0.13% 44,763 View
Mega RHUMBLINE ADVISERS $873,292 0.13% 44,465 View
Large Squarepoint Ops LLC $827,924 0.12% 42,155 View
Small HUSSMAN STRATEGIC ADVISORS, INC. $824,880 0.12% 42,000 View
Mega PRICE T ROWE ASSOCIATES INC /MD/ $812,290 0.12% 41,359 View
Mid Susquehanna Portfolio Strategies, LLC $806,771 0.12% 41,078 View
Mega ALLIANCEBERNSTEIN L.P. $775,131 0.12% 39,467 View
Mega Legal & General Group Plc $736,970 0.11% 37,524 View
Large PRUDENTIAL FINANCIAL INC $730,843 0.11% 37,212 View
Mid MARTINGALE ASSET MANAGEMENT L P $723,380 0.11% 36,832 View
Large TWO SIGMA INVESTMENTS, LP $702,601 0.11% 35,774 View
Mid CAXTON ASSOCIATES LLP $671,707 0.10% 34,201 View
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $649,121 0.10% 33,051 View
Large CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM $636,277 0.10% 32,397 View
Mid XTX Topco Ltd $628,087 0.09% 31,980 View
Large STATE OF WISCONSIN INVESTMENT BOARD $612,905 0.09% 31,207 View
Mega ROYAL BANK OF CANADA $611,922 0.09% 31,157 View
Large Creative Planning $580,381 0.09% 29,551 View
Large FIRST MANHATTAN CO $579,380 0.09% 29,500 View
Mega CITADEL ADVISORS LLC $570,698 0.09% 29,058 View
Small IRONWOOD INVESTMENT MANAGEMENT LLC $569,756 0.09% 29,010 View
Mega DEUTSCHE BANK AG\ $524,230 0.08% 26,692 View
Mega FRANKLIN RESOURCES INC $510,560 0.08% 25,996 View
Small Counterpoint Mutual Funds LLC $505,965 0.08% 25,762 View
Large Verition Fund Management LLC $486,404 0.07% 24,766 View
Small Mountain Lake Investment Management LLC $469,494 0.07% 23,905 View
Small CWM Advisors, LLC $468,806 0.07% 23,870 View
Large STRS OHIO $451,720 0.07% 23,000 View
Large TWO SIGMA ADVISERS, LP $422,260 0.06% 21,500 View
Small Krilogy Financial LLC $399,006 0.06% 20,316 View
Large MetLife Investment Management, LLC $385,061 0.06% 19,606 View
Large PANAGORA ASSET MANAGEMENT INC $377,539 0.06% 19,223 View
Mega VANGUARD GROUP INC $376,164 0.06% 19,153 View
Mega BNP PARIBAS ARBITRAGE, SA $373,749 0.06% 19,030 View
Mega MILLENNIUM MANAGEMENT LLC $369,899 0.06% 18,834 View
Mid Ballentine Partners, LLC $369,546 0.06% 18,816 View
Mega LPL Financial LLC $348,570 0.05% 17,748 View
Mid Sterling Capital Management LLC $346,371 0.05% 17,636 View
Mega CITADEL ADVISORS LLC $320,132 0.05% 16,300 View
Mega ENVESTNET ASSET MANAGEMENT INC $318,226 0.05% 16,203 View
Large MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. $314,829 0.05% 16,030 View
Large RENAISSANCE TECHNOLOGIES LLC $310,312 0.05% 15,800 View
Large INTECH INVESTMENT MANAGEMENT LLC $305,539 0.05% 15,557 View
Mega FMR LLC $297,191 0.04% 15,132 View
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $292,636 0.04% 14,900 View
Mega JANUS HENDERSON GROUP PLC $290,966 0.04% 14,815 View
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