CIS
SGI

Custom Index Systems’s Somnigroup International SGI Stock Holding History

Custom Index Systems’s Portfolio SGI Stock Details SGI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.49M Sell
19,063
-283
-1% -$20.7K 0.54% 42
2026
Q1 		$1.43M Buy
19,346
+776
+4% +$67.3K 0.62% 38
2025
Q4 		$1.66M Sell
18,570
-12,761
-41% -$1.11M 0.73% 26
2025
Q3 		$2.64M Buy
31,331
+22,479
+254% +$1.77M 0.79% 27
2025
Q2 		$602K Buy
8,852
+5
+0.1% +$315 0.29% 100
2025
Q1 		$530K Sell
8,847
-228
-3% -$13.8K 0.27% 107
2024
Q4 		$514K Buy
9,075
+2,344
+35% +$125K 0.28% 97
2024
Q3 		$368K Buy
+6,731
New +$342K 0.2% 170
2024
Q2 		– Sell
-4,367
Closed -$248K – 310
2024
Q1 		$248K Buy
+4,367
New +$228K 0.14% 206

Other funds holding SGI

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Select Equity Group
Select Equity Group New York $20.2B AUM 17.52% 1-Year Est. Return
WPL
WINDACRE PARTNERSHIP LLC Houston, Texas $10.1B AUM 10.46% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
LP
Linonia Partnership New York $5.6B AUM 1.81% 1-Year Est. Return
BW
Browning West Los Angeles, California $1.69B AUM 9.16% 1-Year Est. Return
ACM
Abrams Capital Management Boston, Massachusetts $5.48B AUM 3.63% 1-Year Est. Return

Custom Index Systems's SGI Position: Q2 2026 in Review

Custom Index Systems reduced its Somnigroup International (SGI) stake by 1.5% in Q2 2026, selling an estimated $20.7K and leaving 19,063 shares worth $1.49M. The position accounts for 0.54% of the portfolio, ranked #42.

Custom Index Systems first reported a position in SGI in Q1 2024 and has held it in 9 quarters since. The position peaked at $2.64M in Q3 2025. 540 funds tracked by Wall St. Rank hold SGI as of Q2 2026.

  • Custom Index Systems held 19,063 shares of Somnigroup International worth $1.49M as of Q2 2026.
  • Custom Index Systems sold 283 Somnigroup International shares in Q2 2026, an estimated $20.7K.
  • Somnigroup International made up 0.54% of Custom Index Systems's portfolio in Q2 2026, its #42 holding.
  • Custom Index Systems first reported a position in Somnigroup International in Q1 2024 and has held it in 9 quarters since.
  • Custom Index Systems's Somnigroup International position peaked at $2.64M in Q3 2025.
  • 540 funds tracked by Wall St. Rank held Somnigroup International as of Q2 2026.

Based on Custom Index Systems's 13F filing for Q2 2026, filed 14 Aug 2026.