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SGI

Somnigroup International
SGI

426 hedge funds and large institutions have $13.1B invested in Somnigroup International in 2025 Q1 according to their latest regulatory filings, with 83 funds opening new positions, 189 increasing their positions, 105 reducing their positions, and 53 closing their positions.

New
Increased
Maintained
Reduced
Closed

80% more repeat investments, than reductions

Existing positions increased: 189 | Existing positions reduced: 105

79% more funds holding in top 10

Funds holding in top 10: 19 → 34 (+15)

57% more first-time investments, than exits

New positions opened: 83 | Existing positions closed: 53

39% more capital invested

Capital invested by funds: $9.45B → $13.1B (+$3.65B)

21% more call options, than puts

Call options by funds: $36.7M | Put options by funds: $30.4M

8.96% more ownership

Funds ownership: 95.96% → 104.92% (+9%)

7% more funds holding

Funds holding: 399 → 426 (+27)

Holders
426
Holders Change
+27
Holders Change %
+6.77%
% of All Funds
5.71%
Holding in Top 10
34
Holding in Top 10 Change
+15
Holding in Top 10 Change %
+78.95%
% of All Funds
0.46%
New
83
Increased
189
Reduced
105
Closed
53
Calls
$36.7M
Puts
$30.4M
Net Calls
+$6.3M
Net Calls Change
+$16.2M

Top Buyers

1
Fidelity Investments
Fidelity Investments
Massachusetts
+$694M
2
WPL
WINDACRE PARTNERSHIP LLC
Texas
+$630M
3
LP
Linonia Partnership
New York
+$167M
4
Vanguard Group
Vanguard Group
Pennsylvania
+$151M
5
ACM
Abrams Capital Management
Massachusetts
+$136M

Top Sellers

1
Select Equity Group
Select Equity Group
New York
-$221M
2
Millennium Management
Millennium Management
New York
-$44.2M
3
LCOV
London Company of Virginia
Virginia
-$32.4M
4
JCM
Junto Capital Management
New York
-$27.9M
5
Brown Advisory
Brown Advisory
Maryland
-$25.6M
Name Holding Trade Value Shares
Change 		Change in
Stake
ZEP
101
Zeno Equity Partners
United Kingdom
$10.6M +$10.7M +177,595 New
New York State Teachers Retirement System (NYSTRS)
102
New York State Teachers Retirement System (NYSTRS)
New York
$10.2M -$529K -8,741 -5%
LCM
103
Landscape Capital Management
New Jersey
$10.2M +$6.61M +109,193 +178%
CCM
104
Candlestick Capital Management
Connecticut
$10.1M -$1.43M -23,709 -12%
KAS
105
Kemnay Advisory Services
New York
$9.68M +$158K +2,609 +2%
California State Teachers Retirement System (CalSTRS)
106
California State Teachers Retirement System (CalSTRS)
California
$9.6M -$108K -1,783 -1%
OAM
107
Oppenheimer Asset Management
New York
$9.22M +$1.8M +29,696 +24%
Manulife (Manufacturers Life Insurance)
108
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$9.21M +$682K +11,270 +8%
Macquarie Group
109
Macquarie Group
Australia
$8.83M -$273K -4,505 -3%
FWM
110
FFT Wealth Management
Pennsylvania
$8.65M – – –
Canada Life
111
Canada Life
Manitoba, Canada
$8.64M -$85K -1,404 -1%
Ohio Public Employees Retirement System (OPERS)
112
Ohio Public Employees Retirement System (OPERS)
Ohio
$7.94M +$4.54M +74,981 +130%
D.E. Shaw & Co
113
D.E. Shaw & Co
New York
$7.37M -$13.6M -224,901 -65%
TA
114
Tectonic Advisors
Texas
$7.23M +$1.73M +28,559 +31%
Franklin Resources
115
Franklin Resources
California
$7.18M +$946K +15,633 +15%
T. Rowe Price Associates
116
T. Rowe Price Associates
Maryland
$7.07M +$867K +14,320 +14%
SO
117
STRS Ohio
Ohio
$7.03M +$2.64M +43,652 +59%
ECP
118
Elwood Capital Partners
New York
$6.97M +$1.55M +25,566 +28%
MIM
119
MetLife Investment Management
New Jersey
$6.77M +$477K +7,889 +8%
Public Sector Pension Investment Board (PSP Investments)
120
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$5.93M +$5.99M +98,950 New
MOACM
121
Mutual of America Capital Management
New York
$5.89M +$405K +6,691 +7%
EH
122
EMG Holdings
Connecticut
$5.87M +$2.91M +48,000 +96%
Walleye Capital
123
Walleye Capital
New York
$5.85M +$3.31M +54,768 +128%
EIM
124
Emmett Investment Management
New York
$5.68M +$5.52M +91,280 New
MWM
125
Moran Wealth Management
Florida
$5.55M +$5.61M +92,617 New
3 4
5
6 7

SGI Hedge Fund Activity: Q1 2025 in Review

426 of the 7,457 institutional investors tracked by Wall St. Rank reported a position in Somnigroup International (SGI) for Q1 2025, worth a combined $13.1B — up 39% from $9.45B a quarter earlier.

Buyers outnumbered sellers: 83 funds opened new SGI positions and 53 closed out — a net gain of 30 holders — while 189 added to existing stakes and 105 trimmed.

The largest buyer was Fidelity Investments, adding an estimated $694M. The largest seller was Select Equity Group, cutting an estimated $221M.

  • 426 institutional investors held Somnigroup International (SGI) as of Q1 2025, up from 399 in Q4 2024.
  • Funds reported $13.1B of Somnigroup International stock for Q1 2025, up 39% quarter-over-quarter.
  • 83 funds opened new Somnigroup International positions in Q1 2025 and 53 closed out, a net change of +30 holders.
  • The largest Somnigroup International buyer in Q1 2025 was Fidelity Investments, an estimated $694M added.
  • The largest Somnigroup International seller in Q1 2025 was Select Equity Group, an estimated $221M sold.

Based on aggregated 13F filings for Q1 2025.