Atom Investors’s Somnigroup International SGI Stock Holding History

Atom Investors’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	$3.24M	Buy	+41,284	New	+$3.03M	0.29%	67
2025 Q2	–	Sell	-67,546	Closed	-$4.04M	–	807
2025 Q1	$4.04M	Sell	67,546 -12,104	-15%	-$733K	0.5%	55
2024 Q4	$4.52M	Sell	79,650 -57,865	-42%	-$3.09M	0.56%	35
2024 Q3	$7.51M	Sell	137,515 -4,562	-3%	-$232K	0.79%	24
2024 Q2	$6.73M	Buy	142,077 +98,922	+229%	+$5.01M	0.67%	34
2024 Q1	$2.45M	Buy	43,155 +30,684	+246%	+$1.6M	0.31%	96
2023 Q4	$636K	Buy	+12,471	New	+$529K	0.11%	241
2023 Q3	–	Sell	-16,002	Closed	-$641K	–	519
2023 Q2	$641K	Buy	+16,002	New	+$602K	0.24%	91
2022 Q4	–	Sell	-9,714	Closed	-$234K	–	339
2022 Q3	$234K	Buy	+9,714	New	+$252K	0.08%	202
2019 Q2	–	Sell	-16,616	Closed	-$240K	–	651
2019 Q1	$240K	Sell	16,616 -37,716	-69%	-$510K	0.02%	463
2018 Q4	$562K	Buy	+54,332	New	+$651K	0.06%	410

Other funds holding SGI

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

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 Malvern, Pennsylvania $2.22T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Linonia Partnership New York $5.6B AUM 1.81% 1-Year Est. Return

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

Atom Investors's SGI Position: Q2 2026 in Review

Atom Investors opened a new position in Somnigroup International (SGI) in Q2 2026: 41,284 shares worth $3.24M. The stake represents 0.29% of the portfolio and ranks #67 among its holdings. This is a return to the name: Atom Investors previously reported a position in SGI as recently as Q1 2025.

Atom Investors first reported a position in SGI in Q4 2018 and has held it in 11 quarters since. The position peaked at $7.51M in Q3 2024. 540 funds tracked by Wall St. Rank hold SGI as of Q2 2026.

Atom Investors held 41,284 shares of Somnigroup International worth $3.24M as of Q2 2026.
Somnigroup International was a new Atom Investors position in Q2 2026.
Somnigroup International made up 0.29% of Atom Investors's portfolio in Q2 2026, its #67 holding.
Atom Investors first reported a position in Somnigroup International in Q4 2018 and has held it in 11 quarters since.
Atom Investors's Somnigroup International position peaked at $7.51M in Q3 2024.
540 funds tracked by Wall St. Rank held Somnigroup International as of Q2 2026.

Based on Atom Investors's 13F filing for Q2 2026, filed 14 Aug 2026.