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SGI

Somnigroup International

427 hedge funds and large institutions have $15.6B invested in Somnigroup International in 2025 Q2 according to their latest regulatory filings, with 64 funds opening new positions, 199 increasing their positions, 114 reducing their positions, and 59 closing their positions.

New
Increased
Maintained
Reduced
Closed

141% more call options, than puts

Call options by funds: $32.5M | Put options by funds: $13.5M

75% more repeat investments, than reductions

Existing positions increased: 199 | Existing positions reduced: 114

19% more capital invested

Capital invested by funds: $13.1B → $15.6B (+$2.5B)

4.96% more ownership

Funds ownership: 104.92%109.88% (+5%)

8% more first-time investments, than exits

New positions opened: 64 | Existing positions closed: 59

0% more funds holding

Funds holding: 426427 (+1)

18% less funds holding in top 10

Funds holding in top 10: 3428 (-6)

Holders
427
Holders Change
+1
Holders Change %
+0.23%
% of All Funds
5.62%
Holding in Top 10
28
Holding in Top 10 Change
-6
Holding in Top 10 Change %
-17.65%
% of All Funds
0.37%
New
64
Increased
199
Reduced
114
Closed
59
Calls
$32.5M
Puts
$13.5M
Net Calls
+$19M
Net Calls Change
+$12.7M
Name Holding Trade Value Shares
Change
Change in
Stake
BBCM
51
Broad Bay Capital Management
New York
$42.4M +$39.2M +622,813 New
SIM
52
SW Investment Management
Colorado
$41.5M +$3.78M +60,000 +11%
RhumbLine Advisers
53
RhumbLine Advisers
Massachusetts
$39.9M +$3.84M +61,064 +12%
CHP
54
Castle Hook Partners
New York
$38.2M +$5.44M +86,435 +18%
RCP
55
RIT Capital Partners
United Kingdom
$34.5M
N
56
Nuveen
North Carolina
$34M -$283K -4,497 -0.9%
MP
57
Mangrove Partners
Connecticut
$32.4M +$761K +12,088 +3%
Millennium Management
58
Millennium Management
New York
$31.3M +$1.38M +21,985 +5%
ACM
59
Anabranch Capital Management
Connecticut
$31M -$6.3M -100,086 -18%
SIG
60
Senator Investment Group
New York
$30.6M +$27.8M +442,325 +5,763%
1SAMC
61
12th Street Asset Management Company
Tennessee
$30.3M -$1.3M -20,713 -4%
Adage Capital Partners
62
Adage Capital Partners
Massachusetts
$30.2M +$6.98M +111,000 +33%
ROC
63
Robertson Opportunity Capital
Texas
$29.9M
MDSL
64
M.D. Sass LLC
New York
$29.3M +$27.1M +430,296 New
MCM
65
Makena Capital Management
California
$28M -$185K -2,939 -0.7%
CVA
66
Ceredex Value Advisors
Florida
$26.2M +$4.67M +74,250 +24%
DC
67
Dendur Capital
New York
$25.6M -$8.58M -136,318 -27%
SPC
68
Silver Point Capital
Connecticut
$25.5M -$96.6M -1,535,124 -80%
Envestnet Asset Management
69
Envestnet Asset Management
Illinois
$25.2M -$6.23M -98,949 -21%
Swiss National Bank
70
Swiss National Bank
Switzerland
$24.4M +$1.4M +22,300 +7%
Natixis Advisors
71
Natixis Advisors
Massachusetts
$23.7M -$1.22M -19,432 -5%
California Public Employees Retirement System
72
California Public Employees Retirement System
California
$22.3M +$4.08M +64,917 +25%
Legal & General Group
73
Legal & General Group
United Kingdom
$22.1M +$2.15M +34,135 +12%
Barclays
74
Barclays
United Kingdom
$21.2M +$648K +10,299 +3%
Invesco
75
Invesco
Georgia
$20.9M +$895K +14,217 +5%

SGI Hedge Fund Activity: Q2 2025 in Review

427 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Somnigroup International (SGI) for Q2 2025, worth a combined $15.6B — up 19% from $13.1B a quarter earlier.

Buyers outnumbered sellers: 64 funds opened new SGI positions and 59 closed out — a net gain of 5 holders — while 199 added to existing stakes and 114 trimmed.

The largest buyer was Fidelity Investments, adding an estimated $679M. The largest seller was WINDACRE PARTNERSHIP LLC, cutting an estimated $164M.

  • 427 institutional investors held Somnigroup International (SGI) as of Q2 2025, up from 426 in Q1 2025.
  • Funds reported $15.6B of Somnigroup International stock for Q2 2025, up 19% quarter-over-quarter.
  • 64 funds opened new Somnigroup International positions in Q2 2025 and 59 closed out, a net change of +5 holders.
  • The largest Somnigroup International buyer in Q2 2025 was Fidelity Investments, an estimated $679M added.
  • The largest Somnigroup International seller in Q2 2025 was WINDACRE PARTNERSHIP LLC, an estimated $164M sold.

Based on aggregated 13F filings for Q2 2025.