Somnigroup International
541 hedge funds and large institutions have $17.6B invested in Somnigroup International in 2026 Q2 according to their latest regulatory filings, with 103 funds opening new positions, 207 increasing their positions, 181 reducing their positions, and 89 closing their positions.
643% more call options, than puts
Call options by funds: $356M | Put options by funds: $47.9M
70% more capital inflows, than outflows
Capital inflows: $2.3B | Capital outflows: $1.36B
16% more funds holding in top 10
Funds holding in top 10: 25 → 29 (+4)
16% more first-time investments, than exits
New positions opened: 103 | Existing positions closed: 89
14% more repeat investments, than reductions
Existing positions increased: 207 | Existing positions reduced: 181
6.08% more ownership
Funds ownership: 100.47% → 106.55% (+6.1%)
2% more funds holding
Funds holding: 530 → 541 (+11)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Castle Hook Partners
New York
|
+$113M |
| 2 |
Avantyr Capital Partners
New York
|
+$112M |
| 3 |
Cartenna Capital
Stamford,
Connecticut
|
+$93.5M |
| 4 |
Luxor Capital Group
New York
|
+$88.5M |
| 5 |
Morgan Stanley
New York
|
+$82M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
DCP
Darsana Capital Partners
New York
|
-$196M |
| 2 |
LP
Linonia Partnership
New York
|
-$158M |
| 3 |
Fidelity Investments
Boston,
Massachusetts
|
-$113M |
| 4 |
BlackRock
New York
|
-$67.1M |
| 5 |
Geode Capital Management
Boston,
Massachusetts
|
-$62.3M |
SGI Hedge Fund Activity: Q2 2026 in Review
541 of the 8,358 institutional investors tracked by Wall St. Rank reported a position in Somnigroup International (SGI) for Q2 2026, worth a combined $17.6B — up 13% from $15.6B a quarter earlier.
Buyers outnumbered sellers: 103 funds opened new SGI positions and 89 closed out — a net gain of 14 holders — while 207 added to existing stakes and 181 trimmed.
The largest buyer was Castle Hook Partners, adding an estimated $113M. The largest seller was Darsana Capital Partners, exiting entirely with an estimated $196M sold.
- 541 institutional investors held Somnigroup International (SGI) as of Q2 2026, up from 530 in Q1 2026.
- Funds reported $17.6B of Somnigroup International stock for Q2 2026, up 13% quarter-over-quarter.
- 103 funds opened new Somnigroup International positions in Q2 2026 and 89 closed out, a net change of +14 holders.
- The largest Somnigroup International buyer in Q2 2026 was Castle Hook Partners, an estimated $113M added.
- The largest Somnigroup International seller in Q2 2026 was Darsana Capital Partners, an estimated $196M sold.
Based on aggregated 13F filings for Q2 2026.