SOMNIGROUP INTERNATIONAL INC. hedge fund holdings

SGINYSE

$62.29+0.32 (+0.52% today)

Every quarter, large institutional investment managers with over $100M in U.S.-listed assets under management disclose their U.S. equity holdings through 13F filings. Read together, those filings show which businesses professional capital is moving into and out of.

Price vs funds buying and selling

SGI · close · 13FReported Aug 14, 2026

Price vs funds buying and selling data

Showing the 1Y range: Oct 6, 2025 to Oct 5, 2026. Price (-26.3%). 0 fund reports plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
Date	Category	Person	Role	Action	Amount	Change in holding

Funds buying · new + increased

Funds selling · reduced + closed

Net buyers vs sellers

Buying = new + increased; selling = reduced + closed. Counts exclude position changes under 5% of the fund's holding last quarter.

Price and fund activity data

Quarterly 13F fund buying and selling activity
Quarter	Funds buying	Funds selling	Bought	Sold	Filers	Reported
Q2 2025	186	132	$2.15B	$1.64B	396	Aug 14, 2025
Q3 2025	182	126	$1.65B	$2.32B	455	Nov 14, 2025
Q4 2025	209	127	$1.11B	$2.22B	519	Feb 14, 2026
Q1 2026	192	192	$1.58B	$1.24B	501	May 15, 2026
Q2 2026	221	178	$2.21B	$1.39B	506	Aug 14, 2026

Quarterly action breakdown

Q2 2026

506 filers

New position

$513M+6.54M sh

Increased

134

$1.69B+21.6M sh

Reduced

106

-$820M-10.5M sh

Out / sold

-$568M-7.25M sh

Last 4 quarters · free

Reported Aug 14, 2026

Fund	Action	Change in dollar	Value	% of portfolio	Reported
Darsana Capital Partners LP	Sell 100%	-$196M	$0	0.00%	Aug 14, 2026
Linonia Partnership LP	Reduce 24.57%	-$169M	$519M	9.28%	Aug 14, 2026
Castle Hook Partners LP	Added 16894.31%	+$121M	$122M	0.56%	Aug 14, 2026
Avantyr Capital Partners, LP	Added 244.93%	+$120M	$169M	6.21%	Aug 14, 2026
Eminence Capital, LP	Sell 100%	-$112M	$0	Not reported	Jul 6, 2026
Cartenna Capital, LP	Added 1700.00%	+$100M	$106M	2.52%	Aug 14, 2026
Steadfast Capital Management LP	Added 102.21%	+$83.9M	$166M	5.09%	Aug 14, 2026
FIL Ltd	Added 243783.26%	+$83.3M	$83.4M	0.06%	Aug 13, 2026
Voloridge Investment Management, LLC	Sell 100%	-$51M	$0	0.00%	Aug 14, 2026
Wolf Hill Capital Management, LP	New Buy	+$51M	$51M	4.26%	Aug 13, 2026
Artemis Investment Management LLP	Added 170.19%	+$50.5M	$80.2M	0.71%	Jul 23, 2026
London Co of Virginia	Added 18.46%	+$46M	$295M	1.68%	Aug 14, 2026
Maplelane Capital, LLC	New Buy	+$45.4M	$45.4M	0.82%	Aug 13, 2026
Browning West LP	Added 8.02%	+$37.1M	$499M	29.55%	Aug 14, 2026
Select Equity Group, L.P.	Reduce 4.11%	-$29.9M	$697M	3.45%	Aug 14, 2026
Gotham Asset Management, LLC	Added 105.74%	+$28.3M	$55.1M	0.13%	Aug 14, 2026
Scopus Asset Management, L.P.	Added 65.27%	+$27.4M	$69.4M	0.98%	Aug 14, 2026
Interval Partners, LP	New Buy	+$24.9M	$24.9M	0.64%	Aug 14, 2026
Highlander Partners, L.P.	Added 2253.57%	+$24.7M	$25.8M	8.66%	Jul 29, 2026
Avala Global LP	Reduce 18.56%	-$24.6M	$108M	3.98%	Aug 14, 2026
Ceredex Value Advisors LLC	New Buy	+$24.1M	$24.1M	0.68%	Aug 11, 2026
Third Point LLC	Added 13.21%	+$23.5M	$202M	4.31%	Aug 14, 2026
D1 Capital Partners L.P.	Added 6.12%	+$22.5M	$390M	1.12%	Aug 14, 2026
Forest Avenue Capital Management LP	Added 28.05%	+$22.3M	$102M	4.27%	Aug 14, 2026
140 Summer Partners LP	Added 38.84%	+$21.8M	$78M	5.57%	Aug 14, 2026
Clough Capital Partners L P	New Buy	+$19.9M	$19.9M	1.62%	Aug 14, 2026
ArrowMark Colorado Holdings LLC	Reduce 70.96%	-$18.8M	$7.68M	0.32%	Aug 13, 2026
Makena Capital Management LLC	Sell 100%	-$18.6M	$0	0.00%	Aug 10, 2026
Natixis Advisors, LLC	Added 45.09%	+$18.2M	$58.5M	0.07%	Aug 14, 2026
Windacre Partnership LLC	Added 2.40%	+$15.5M	$660M	6.53%	Aug 14, 2026
M.D. Sass, LLC	Added 30.19%	+$15.2M	$65.6M	4.28%	Aug 7, 2026
USS Investment Management Ltd	New Buy	+$13M	$13M	0.05%	Aug 11, 2026
Soros Fund Management LLC	Reduce 92.43%	-$13M	$1.06M	0.01%	Aug 14, 2026
Governors Lane LP	New Buy	+$11.8M	$11.8M	0.99%	Aug 14, 2026
Zeno Equity Partners LLP	Reduce 57.69%	-$10.6M	$7.74M	2.88%	Aug 14, 2026
Jain Global LLC	Reduce 90.79%	-$10.4M	$1.06M	0.00%	Aug 14, 2026
Watchtower Advisors, LP	Sell 100%	-$10.3M	$0	0.00%	Aug 13, 2026
Driehaus Capital Management LLC	Sell 100%	-$9.96M	$0	0.00%	Aug 14, 2026
IMC-Chicago, LLC	New Buy	+$9.1M	$9.1M	0.00%	Aug 6, 2026
First Trust Advisors LP	Added 176.74%	+$8.01M	$12.5M	0.01%	Aug 11, 2026
Donaldson Capital Management, LLC	Sell 100%	-$7.95M	$0	0.00%	Aug 5, 2026
Karl Kapital LLC	New Buy	+$7.01M	$7.01M	4.17%	Aug 14, 2026
SummitTX Capital, L.P.	New Buy	+$6.91M	$6.91M	0.18%	Aug 14, 2026
Teachers Retirement System of the State of Kentucky	Added 134.57%	+$6.78M	$11.8M	0.08%	Aug 12, 2026
Adage Capital Partners GP, L.L.C.	Reduce 24.92%	-$6.51M	$19.6M	0.03%	Aug 14, 2026
Thornburg Investment Management Inc	New Buy	+$6.42M	$6.42M	0.06%	Aug 13, 2026
Monimus Capital Management, LP	New Buy	+$6.39M	$6.39M	1.48%	Aug 14, 2026
Goodnow Investment Group, LLC	Added 12.72%	+$6.08M	$53.9M	5.59%	Aug 14, 2026
Hudson Way Capital Management LLC	Reduce 6.04%	-$6.08M	$94.5M	8.43%	Aug 14, 2026
Graham Capital Management, L.P.	New Buy	+$5.82M	$5.82M	0.11%	Aug 14, 2026
Beaconlight Capital, LLC	Added 116.74%	+$5.42M	$10.1M	3.55%	Aug 14, 2026
Nilsine Partners, LLC	Reduce 37.27%	-$5.28M	$8.88M	0.61%	Jul 24, 2026
Broad Bay Capital Management, LP	Reduce 21.57%	-$4.89M	$17.8M	1.66%	Aug 14, 2026
Tidal Investments LLC	Added 49.44%	+$4.78M	$14.4M	0.03%	Aug 13, 2026
Loomis Sayles & Co L P	Added 28.51%	+$4.73M	$21.3M	0.03%	Aug 14, 2026
Elwood Capital Partners LP	Added 66.60%	+$4.7M	$11.8M	5.80%	Aug 13, 2026
Beck Mack & Oliver LLC	Added 2.45%	+$4.63M	$194M	3.77%	Aug 14, 2026
Fieldview Capital Management, LLC	Added 1040.19%	+$4.49M	$4.92M	1.40%	Aug 14, 2026
Wellington Management Group LLP	Reduce 2.99%	-$4.18M	$136M	0.02%	Aug 14, 2026
Numerai GP LLC	Sell 100%	-$3.72M	$0	0.00%	Aug 14, 2026
Castleark Management LLC	Reduce 95.72%	-$3.66M	$164K	0.00%	Aug 14, 2026
Silvant Capital Management LLC	Added 111.01%	+$3.61M	$6.87M	0.20%	Aug 11, 2026
Kintayl Capital LP	New Buy	+$3.34M	$3.34M	1.33%	Aug 14, 2026
Concentric Capital Strategies, LP	New Buy	+$3.17M	$3.17M	0.18%	Aug 14, 2026
SMA Capital LLC	New Buy	+$3.14M	$3.14M	1.32%	Aug 14, 2026
Retirement Systems of Alabama	Reduce 12.66%	-$3.12M	$21.5M	0.06%	Jul 28, 2026
Argent Capital Management LLC	Reduce 43.62%	-$3.12M	$4.03M	0.13%	Jul 15, 2026
Qsemble Capital Management, LP	Sell 100%	-$3.06M	$0	0.00%	Aug 3, 2026
Emmett Investment Management, LP	Reduce 41.01%	-$3.03M	$4.36M	3.06%	Aug 14, 2026
Clearline Capital LP	New Buy	+$2.98M	$2.98M	0.18%	Aug 14, 2026
Rosenblum Silverman Sutton S F Inc	Added 344.12%	+$2.97M	$3.84M	0.92%	Aug 13, 2026
Timucuan Asset Management Inc	Added 1.16%	+$2.68M	$233M	8.59%	Aug 13, 2026
Artisan Partners Limited Partnership	Added 0.73%	+$2.66M	$366M	0.58%	Aug 13, 2026
Trust Co of Oklahoma	Reduce 83.78%	-$2.39M	$462K	0.12%	Jul 14, 2026
Anabranch Capital Management, LP	Added 11.48%	+$2.34M	$22.8M	17.40%	Aug 14, 2026
Empowered Funds, LLC	Added 65.98%	+$2.33M	$5.86M	0.03%	Aug 17, 2026
Heights Point Management, LP	Added 43.08%	+$2.33M	$7.73M	6.15%	Aug 14, 2026
Fred Alger Management, LLC	Added 10.72%	+$2.26M	$23.3M	0.08%	Aug 14, 2026
Allstate Corp	New Buy	+$2.16M	$2.16M	0.02%	Aug 13, 2026
Axq Capital, LP	Sell 100%	-$2M	$0	0.00%	Aug 6, 2026
First American Bank	New Buy	+$1.72M	$1.72M	0.10%	Jul 15, 2026
Lido Advisors, LLC	New Buy	+$1.7M	$1.7M	0.00%	Aug 7, 2026
Linden Thomas Advisory Services, LLC	New Buy	+$1.58M	$1.58M	0.13%	Jul 16, 2026
K.J. Harrison & Partners Inc	New Buy	+$1.57M	$1.57M	0.22%	Aug 7, 2026
No Street GP LP	Added 3.85%	+$1.57M	$42.3M	2.54%	Aug 14, 2026
Atria Investments, Inc	Reduce 25.02%	-$1.37M	$4.09M	0.04%	Jul 28, 2026
Campbell & CO Investment Adviser LLC	Sell 100%	-$1.35M	$0	0.00%	Aug 3, 2026
Xponance LLC	Reduce 37.49%	-$1.33M	$2.22M	0.01%	Aug 10, 2026
Parnassus Investments, LLC	Added 8.81%	+$1.31M	$16.2M	0.04%	Jul 29, 2026
Schroder Investment Management Group	Added 168.03%	+$1.3M	$2.07M	0.00%	Aug 13, 2026
Wbi Investments, LLC	New Buy	+$1.28M	$1.28M	0.32%	Aug 11, 2026
Matrix Trust Co	Sell 100%	-$1.26M	$0	0.00%	Jul 9, 2026
J. Goldman & Co LP	Sell 100%	-$1.22M	$0	0.00%	Aug 14, 2026
Lighthouse Investment Partners, LLC	Added 81.94%	+$1.13M	$2.51M	0.07%	Aug 14, 2026
VANGUARD ASSET MANAGEMENT, Ltd	Added 7.43%	+$1.05M	$15.1M	0.01%	Aug 13, 2026
Twin Tree Management, LP	New Buy	+$1.03M	$1.03M	0.02%	Aug 12, 2026
Guggenheim Capital LLC	Reduce 71.61%	-$1.03M	$409K	0.00%	Aug 12, 2026
South Dakota Investment Council	Reduce 25.51%	-$978K	$2.86M	0.05%	Aug 11, 2026
Inceptionr LLC	Sell 100%	-$976K	$0	0.00%	Aug 11, 2026
Carlson Capital, L.P.	New Buy	+$913K	$913K	0.18%	Aug 12, 2026