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Compass Minerals
CMP

199 hedge funds and large institutions have $714M invested in Compass Minerals in 2025 Q3 according to their latest regulatory filings, with 25 funds opening new positions, 56 increasing their positions, 73 reducing their positions, and 35 closing their positions.

New
Increased
Maintained
Reduced
Closed

369% more call options, than puts

Call options by funds: $8.01M | Put options by funds: $1.71M

0.25% more ownership

Funds ownership: 89.46% → 89.71% (+0.25%)

4% less capital invested

Capital invested by funds: $741M → $714M (-$27.4M)

5% less funds holding

Funds holding: 210 → 199 (-11)

23% less repeat investments, than reductions

Existing positions increased: 56 | Existing positions reduced: 73

25% less funds holding in top 10

Funds holding in top 10: 4 → 3 (-1)

29% less first-time investments, than exits

New positions opened: 25 | Existing positions closed: 35

Holders
199
Holders Change
-11
Holders Change %
-5.24%
% of All Funds
2.61%
Holding in Top 10
3
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-25%
% of All Funds
0.04%
New
25
Increased
56
Reduced
73
Closed
35
Calls
$8.01M
Puts
$1.71M
Net Calls
+$6.3M
Net Calls Change
-$533K

Top Buyers

1
Millennium Management
Millennium Management
New York
+$8.21M
2
EMCIP
Ewing Morris & Co Investment Partners
Ontario, Canada
+$7.73M
3
Vanguard Group
Vanguard Group
Pennsylvania
+$7.05M
4
Federated Hermes
Federated Hermes
Pennsylvania
+$6.58M
5
American Century Companies
American Century Companies
Missouri
+$6.37M

Top Sellers

1
SCP
SailingStone Capital Partners
Texas
-$9.12M
2
NM
Newtyn Management
New York
-$8.22M
3
CSS
Cubist Systematic Strategies
Connecticut
-$3.61M
4
Citadel Advisors
Citadel Advisors
Florida
-$3.56M
5
TI
Trexquant Investment
Connecticut
-$3.5M
Name Holding Trade Value Shares
Change 		Change in
Stake
Simplex Trading
51
Simplex Trading
Illinois
$1.14M -$15.9K -799 -1%
Barclays
52
Barclays
United Kingdom
$1.09M -$640K -32,202 -36%
KCM
53
Kornitzer Capital Management
Kansas
$1.08M -$105K -5,280 -9%
Envestnet Asset Management
54
Envestnet Asset Management
Illinois
$1.07M -$5.33K -268 -0.5%
Janney Montgomery Scott
55
Janney Montgomery Scott
Pennsylvania
$1.06M +$815K +40,994 +291%
GAM
56
Gotham Asset Management
New York
$1.04M +$198K +9,944 +22%
Two Sigma Investments
57
Two Sigma Investments
New York
$1.04M – – –
JFG
58
Jefferies Financial Group
New York
$1.01M +$1.05M +52,711 New
RhumbLine Advisers
59
RhumbLine Advisers
Massachusetts
$1.01M -$15.2K -764 -1%
JF
60
Jump Financial
Illinois
$926K +$958K +48,224 New
T. Rowe Price Associates
61
T. Rowe Price Associates
Maryland
$891K +$25.8K +1,296 +3%
Squarepoint
62
Squarepoint
New York
$884K -$1.9M -95,416 -67%
Bank of Montreal
63
Bank of Montreal
Ontario, Canada
$848K -$405K -20,376 -32%
HSA
64
Hussman Strategic Advisors
Maryland
$806K +$835K +42,000 New
AQR Capital Management
65
AQR Capital Management
Connecticut
$805K +$625K +31,431 +300%
SPS
66
Susquehanna Portfolio Strategies
Pennsylvania
$789K – – –
Prudential Financial
67
Prudential Financial
New Jersey
$774K +$537K +27,000 +203%
AllianceBernstein
68
AllianceBernstein
Tennessee
$758K – – –
Legal & General Group
69
Legal & General Group
United Kingdom
$724K -$37.6K -1,891 -5%
PAM
70
Panagora Asset Management
Massachusetts
$707K +$732K +36,825 New
AG
71
Algert Global
California
$703K +$436K +21,920 +149%
Verition Fund Management
72
Verition Fund Management
Connecticut
$700K -$382K -19,201 -35%
MAM
73
Martingale Asset Management
Massachusetts
$696K +$275K +13,840 +62%
California State Teachers Retirement System (CalSTRS)
74
California State Teachers Retirement System (CalSTRS)
California
$623K -$6.9K -347 -1%
Hudson Bay Capital Management
75
Hudson Bay Capital Management
Connecticut
$612K -$270K -13,566 -30%
1 2
3
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CMP Hedge Fund Activity: Q3 2025 in Review

199 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Compass Minerals (CMP) for Q3 2025, worth a combined $714M — down 3.7% from $741M a quarter earlier.

Sellers outnumbered buyers: 35 funds closed out of CMP and 25 opened new positions — a net loss of 10 holders — while 73 trimmed existing stakes and 56 added.

The largest buyer was Millennium Management, adding an estimated $8.21M. The largest seller was SailingStone Capital Partners, cutting an estimated $9.12M.

  • 199 institutional investors held Compass Minerals (CMP) as of Q3 2025, down from 210 in Q2 2025.
  • Funds reported $714M of Compass Minerals stock for Q3 2025, down 3.7% quarter-over-quarter.
  • 25 funds opened new Compass Minerals positions in Q3 2025 and 35 closed out, a net change of -10 holders.
  • The largest Compass Minerals buyer in Q3 2025 was Millennium Management, an estimated $8.21M added.
  • The largest Compass Minerals seller in Q3 2025 was SailingStone Capital Partners, an estimated $9.12M sold.

Based on aggregated 13F filings for Q3 2025.