Twin Tree Management
SGI

Twin Tree Management’s Somnigroup International SGI Stock Holding History

Twin Tree Management’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 		$1.03M Buy
+13,176
New +$966K 0.02% 818
2026
Q1 		– Sell
-3,853
Closed -$344K – 1804
2025
Q4 		$344K Buy
3,853
+1,356
+54% +$118K ﹤0.01% 1184
2025
Q3 		$211K Sell
2,497
-27,773
-92% -$2.19M ﹤0.01% 1340
2025
Q2 		$2.06M Buy
+30,270
New +$1.9M ﹤0.01% 1249
2024
Q4 		– Sell
-285
Closed -$15.2K – 1960
2024
Q3 		$15.6K Buy
+285
New +$14.5K ﹤0.01% 1435
2024
Q1 		– Sell
-51,772
Closed -$2.7M – 1680
2023
Q4 		$2.64M Buy
+51,772
New +$2.2M 0.01% 1004
2023
Q2 		– Sell
-33,766
Closed -$1.33M – 1563
2023
Q1 		$1.33M Buy
+33,766
New +$1.34M ﹤0.01% 968
2022
Q3 		– Sell
-29,097
Closed -$622K – 1771
2022
Q2 		$622K Buy
29,097
+26,896
+1,222% +$693K ﹤0.01% 1265
2022
Q1 		$61K Sell
2,201
-15,532
-88% -$572K ﹤0.01% 1517
2021
Q4 		$834K Sell
17,733
-26,090
-60% -$1.18M ﹤0.01% 1271
2021
Q3 		$2.03M Sell
43,823
-40,066
-48% -$1.75M ﹤0.01% 1025
2021
Q2 		$3.29M Buy
+83,889
New +$3.21M 0.01% 786
2020
Q3 		– Sell
-1,968
Closed -$35K – 1662
2020
Q2 		$35K Buy
+1,968
New +$28.2K ﹤0.01% 1356
2019
Q4 		– Sell
-1,888
Closed -$36K – 1519
2019
Q3 		$36K Buy
+1,888
New +$36.2K ﹤0.01% 1066
2016
Q1 		– Sell
-6,100
Closed -$107K – 1536
2015
Q4 		$107K Buy
+6,100
New +$116K ﹤0.01% 1201

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

Twin Tree Management's SGI Position: Q2 2026 in Review

Twin Tree Management opened a new position in Somnigroup International (SGI) in Q2 2026: 13,176 shares worth $1.03M. The stake represents 0.02% of the portfolio and ranks #818 among its holdings. This is a return to the name: Twin Tree Management previously reported a position in SGI as recently as Q4 2025.

Twin Tree Management first reported a position in SGI in Q4 2015 and has held it in 15 quarters since. The position peaked at $3.29M in Q2 2021. 540 funds tracked by Wall St. Rank hold SGI as of Q2 2026.

  • Twin Tree Management held 13,176 shares of Somnigroup International worth $1.03M as of Q2 2026.
  • Somnigroup International was a new Twin Tree Management position in Q2 2026.
  • Somnigroup International made up 0.02% of Twin Tree Management's portfolio in Q2 2026, its #818 holding.
  • Twin Tree Management first reported a position in Somnigroup International in Q4 2015 and has held it in 15 quarters since.
  • Twin Tree Management's Somnigroup International position peaked at $3.29M in Q2 2021.
  • 540 funds tracked by Wall St. Rank held Somnigroup International as of Q2 2026.

Based on Twin Tree Management's 13F filing for Q2 2026, filed 12 Aug 2026.