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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
YIH
451
Y-Intercept (HK)
Hong Kong
– -$606K -10,690 Closed
JFG
452
Jefferies Financial Group
New York
– -$599K -10,573 Closed
ECM
453
Eisler Capital Management
United Kingdom
– -$522K -9,359 Closed
SPA
454
Sherbrooke Park Advisers
New York
– -$450K -7,938 Closed
WAM
455
Weiss Asset Management
Massachusetts
– -$435K -7,677 Closed
CCIA
456
Campbell & Co Investment Adviser
Maryland
– -$407K -7,187 Closed
Allianz Asset Management
457
Allianz Asset Management
Germany
– -$381K -6,719 Closed
AC
458
AXQ Capital
New Jersey
– -$358K -6,320 Closed
OR
459
Olympiad Research
Connecticut
– -$284K -5,013 Closed
CL
460
Choreo LLC
Illinois
– -$284K -4,991 Closed
IWM
461
IHT Wealth Management
Illinois
– -$227K -4,000 Closed
Rafferty Asset Management
462
Rafferty Asset Management
New York
– -$225K -3,966 Closed
OTPPB
463
Ontario Teachers' Pension Plan Board
Ontario, Canada
– -$220K -3,873 Closed
BC
464
Bayforest Capital
United Kingdom
– -$218K -3,848 Closed
TPI
465
Trust Point Inc
Wisconsin
– -$216K -3,812 Closed
MAM
466
Meeder Asset Management
Ohio
– -$107K -1,892 Closed
VWM
467
Venturi Wealth Management
Texas
– -$82.4K -1,454 Closed
GM
468
GeoWealth Management
Illinois
– -$56.9K -1,004 Closed
LFA
469
LGT Financial Advisors
Texas
– -$34.7K -612 Closed
CIAM
470
Caitong International Asset Management
Hong Kong
– -$24.5K -433 Closed
HT
471
Headlands Technologies
Illinois
– -$20.4K -360 Closed
CFGS
472
Concourse Financial Group Securities
Alabama
– -$18.9K -312 Closed
JWA
473
JFS Wealth Advisors
Pennsylvania
– -$5.5K -97 Closed
EC
474
Elequin Capital
New York
– -$4.93K -87 Closed
MCM
475
MAI Capital Management
Ohio
– -$3.63K -64 Closed
16 17 18
19
20

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.