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The Mosaic Company

692 hedge funds and large institutions have $7.2B invested in The Mosaic Company in 2026 Q1 according to their latest regulatory filings, with 143 funds opening new positions, 277 increasing their positions, 188 reducing their positions, and 94 closing their positions.

New
Increased
Maintained
Reduced
Closed

75% more funds holding in top 10

Funds holding in top 10: 47 (+3)

52% more first-time investments, than exits

New positions opened: 143 | Existing positions closed: 94

47% more repeat investments, than reductions

Existing positions increased: 277 | Existing positions reduced: 188

5% more funds holding

Funds holding: 656692 (+36)

9% more call options, than puts

Call options by funds: $358M | Put options by funds: $328M

2% more capital invested

Capital invested by funds: $7.03B → $7.2B (+$172M)

2.9% less ownership

Funds ownership: 91.91%89.01% (-2.9%)

Holders
692
Holders Change
+36
Holders Change %
+5.49%
% of All Funds
8.52%
Holding in Top 10
7
Holding in Top 10 Change
+3
Holding in Top 10 Change %
+75%
% of All Funds
0.09%
New
143
Increased
277
Reduced
188
Closed
94
Calls
$358M
Puts
$328M
Net Calls
+$30.5M
Net Calls Change
+$74.5M
Name Holding Trade Value Shares
Change
Change in
Stake
Royal Bank of Canada
76
Royal Bank of Canada
Ontario, Canada
$10.2M +$1.72M +62,883 +19%
WCM
77
Wedge Capital Management
North Carolina
$10.1M +$536K +19,555 +5%
California Public Employees Retirement System
78
California Public Employees Retirement System
California
$10M -$5.44M -198,323 -33%
Jane Street
79
Jane Street
New York
$9.89M +$10.4M +378,472 +4,110%
AIG
80
Abbington Investment Group
Connecticut
$9.72M +$8.07M +294,419 +339%
IC
81
IEQ Capital
California
$9.53M +$8.75M +318,953 +580%
Swedbank
82
Swedbank
Sweden
$9.51M -$3.78M -137,900 -27%
TF
83
Trek Financial
Arizona
$9.46M +$10.2M +370,974 New
California State Teachers Retirement System (CalSTRS)
84
California State Teachers Retirement System (CalSTRS)
California
$9.34M +$1.83M +66,608 +22%
Group One Trading
85
Group One Trading
Illinois
$9.26M +$5.7M +207,717 +134%
Janus Henderson Group
86
Janus Henderson Group
United Kingdom
$9.23M -$4.04M -147,366 -29%
SCA
87
Sage Capital Advisors
South Dakota
$9.2M +$9.89M +360,665 New
QCM
88
Quantinno Capital Management
New York
$9.02M +$5.75M +209,672 +145%
MCM
89
Massar Capital Management
Connecticut
$8.38M +$9.01M +328,658 New
Ameriprise
90
Ameriprise
Minnesota
$8.38M +$1.81M +66,147 +25%
Capital Fund Management (CFM)
91
Capital Fund Management (CFM)
France
$8.31M -$365K -13,309 -4%
AllianceBernstein
92
AllianceBernstein
Tennessee
$8.26M -$1.57M -57,218 -14%
Mariner
93
Mariner
Kansas
$8.06M +$5.7M +207,945 +192%
PAMI
94
Perseverance Asset Management International
Cayman Islands
$7.65M +$8.23M +300,000 New
State Board of Administration of Florida Retirement System
95
State Board of Administration of Florida Retirement System
Florida
$7.59M
Focus Partners Wealth
96
Focus Partners Wealth
Massachusetts
$7.39M +$1.74M +63,539 +28%
VAM
97
Vanguard Asset Management
$7.22M +$7.76M +283,015 New
CIBC World Market
98
CIBC World Market
Ontario, Canada
$7.05M +$6.65M +242,531 +711%
BFG
99
Brandywine Financial Group
Tennessee
$6.76M +$7.27M +264,977 New
AG
100
Algert Global
California
$6.75M -$3.37M -122,709 -32%