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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
JG
176
Jain Global
New York
$2.44M +$2.47M +40,796 New
NMERB
177
New Mexico Educational Retirement Board
New Mexico
$2.38M +$297K +4,900 +14%
BCI
178
Brinker Capital Investments
Pennsylvania
$2.37M +$41.9K +693 +2%
OPS
179
Orion Portfolio Solutions
Nebraska
$2.37M +$41.9K +693 +2%
Russell Investments Group
180
Russell Investments Group
United Kingdom
$2.36M +$884K +14,608 +59%
OPERF
181
Oregon Public Employees Retirement Fund
Oregon
$2.32M +$206K +3,400 +10%
TYCC
182
Texas Yale Capital Corp
Florida
$2.3M – – –
TCOO
183
Trust Company of Oklahoma
Oklahoma
$2.3M – – –
AQR Capital Management
184
AQR Capital Management
Connecticut
$2.28M +$959K +15,850 +68%
AIP
185
Ameritas Investment Partners
Nebraska
$2.25M +$172K +2,844 +8%
X
186
Xponance
Pennsylvania
$2.2M +$127K +2,092 +6%
VIPI
187
Vista Investment Partners II
Indiana
$2.19M +$335K +5,531 +18%
Two Sigma Investments
188
Two Sigma Investments
New York
$2.18M -$23M -380,353 -91%
BF
189
BOK Financial
Oklahoma
$2.16M – – –
KK
190
KLP Kapitalforvaltning
Norway
$2.14M +$30.3K +500 +1%
IMRF
191
Illinois Municipal Retirement Fund
Illinois
$2.1M – – –
KJHP
192
K.J. Harrison & Partners
Ontario, Canada
$2.04M -$60.5K -1,000 -3%
EWA
193
EverSource Wealth Advisors
Alabama
$1.93M +$695K +11,489 +55%
Zurich Cantonal Bank
194
Zurich Cantonal Bank
Switzerland
$1.93M +$44.3K +732 +2%
OSAM
195
O'Shaughnessy Asset Management
Connecticut
$1.89M +$433K +7,160 +29%
Nisa Investment Advisors
196
Nisa Investment Advisors
Missouri
$1.89M – – –
CFC
197
Coyle Financial Counsel
Illinois
$1.76M +$195K +3,228 +12%
Fuller & Thaler Asset Management
198
Fuller & Thaler Asset Management
California
$1.75M +$812K +13,420 +85%
ECM
199
ExodusPoint Capital Management
New York
$1.74M -$3.52M -58,150 -67%
URS
200
Utah Retirement Systems
Utah
$1.66M – – –
6 7
8
9 10

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.