Wellington Management Group
SGI

Wellington Management Group’s Somnigroup International SGI Stock Holding History

Wellington Management Group’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
Q1 		$132M Sell
1,784,647
-171,074
-9% -$14.8M 0.02% 473
2025
Q4 		$175M Sell
1,955,721
-71,334
-4% -$6.23M 0.03% 418
2025
Q3 		$171M Sell
2,027,055
-2,145,558
-51% -$169M 0.03% 420
2025
Q2 		$284M Buy
4,172,613
+2,373,962
+132% +$149M 0.05% 277
2025
Q1 		$108M Buy
1,798,651
+514,271
+40% +$31.1M 0.02% 490
2024
Q4 		$72.8M Sell
1,284,380
-70,590
-5% -$3.77M 0.01% 603
2024
Q3 		$74M Buy
+1,354,970
New +$68.9M 0.01% 608
2022
Q4 		– Sell
-53,294
Closed -$1.29M – 2138
2022
Q3 		$1.29M Sell
53,294
-1,777
-3% -$46K ﹤0.01% 1610
2022
Q2 		$1.18M Buy
55,071
+32,320
+142% +$833K ﹤0.01% 1649
2022
Q1 		$635K Sell
22,751
-4,404
-16% -$162K ﹤0.01% 1832
2021
Q4 		$1.28M Buy
27,155
+2,156
+9% +$97.7K ﹤0.01% 1762
2021
Q3 		$1.16M Sell
24,999
-45,382
-64% -$1.98M ﹤0.01% 1772
2021
Q2 		$2.76M Buy
+70,381
New +$2.7M ﹤0.01% 1620
2020
Q2 		– Sell
-41,728
Closed -$456K – 2009
2020
Q1 		$456K Sell
41,728
-135,404
-76% -$2.57M ﹤0.01% 1714
2019
Q4 		$3.85M Sell
177,132
-202,336
-53% -$4.23M ﹤0.01% 1389
2019
Q3 		$7.32M Buy
379,468
+211,496
+126% +$4.06M ﹤0.01% 1249
2019
Q2 		$3.08M Sell
167,972
-25,684
-13% -$414K ﹤0.01% 1510
2019
Q1 		$2.79M Sell
193,656
-91,628
-32% -$1.24M ﹤0.01% 1534
2018
Q4 		$2.95M Buy
285,284
+158,688
+125% +$1.9M ﹤0.01% 1533
2018
Q3 		$1.68M Buy
126,596
+76,904
+155% +$1.03M ﹤0.01% 1751
2018
Q2 		$597K Buy
49,692
+25,572
+106% +$301K ﹤0.01% 1991
2018
Q1 		$273K Buy
+24,120
New +$331K ﹤0.01% 2122
2017
Q3 		– Sell
-51,592
Closed -$689K – 2303
2017
Q2 		$689K Buy
+51,592
New +$608K ﹤0.01% 1974
2016
Q4 		– Sell
-180,780
Closed -$2.56M – 2282
2016
Q3 		$2.56M Buy
180,780
+125,872
+229% +$2.24M ﹤0.01% 1594
2016
Q2 		$759K Sell
54,908
-173,592
-76% -$2.56M ﹤0.01% 1834
2016
Q1 		$3.47M Sell
228,500
-665,616
-74% -$9.86M ﹤0.01% 1446
2015
Q4 		$15.7M Sell
894,116
-2,059,580
-70% -$39.2M ﹤0.01% 1035
2015
Q3 		$52.7M Buy
2,953,696
+925,588
+46% +$17M 0.01% 663
2015
Q2 		$33.4M Buy
+2,028,108
New +$30.9M 0.01% 843
2015
Q1 		– Sell
-1,372,220
Closed -$18.8M – 2251
2014
Q4 		$18.8M Buy
1,372,220
+7,216
+0.5% +$98.5K 0.01% 1065
2014
Q3 		$19.2M Buy
1,365,004
+1,149,524
+533% +$16.8M 0.01% 1036
2014
Q2 		$3.22M Buy
215,480
+63,660
+42% +$853K ﹤0.01% 1567
2014
Q1 		$1.92M Buy
+151,820
New +$1.89M ﹤0.01% 1698
2013
Q4 		– Sell
-1,590,280
Closed -$17.5M – 2238
2013
Q3 		$17.5M Sell
1,590,280
-1,095,840
-41% -$11.4M 0.01% 1049
2013
Q2 		$29.5M Buy
+2,686,120
New +$30.5M 0.01% 853

Other funds holding SGI

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Select Equity Group
Select Equity Group New York $19.5B AUM 17.33% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
LP
Linonia Partnership New York $5.38B AUM 20.54% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
WPL
WINDACRE PARTNERSHIP LLC Houston, Texas $9.34B AUM 17.41% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
BW
Browning West Los Angeles, California $1.62B AUM 22.28% 1-Year Est. Return
ACM
Abrams Capital Management Boston, Massachusetts $4.64B AUM 1.52% 1-Year Est. Return

Wellington Management Group's SGI Position: Q1 2026 in Review

Wellington Management Group reduced its Somnigroup International (SGI) stake by 8.7% in Q1 2026, selling an estimated $14.8M and leaving 1,784,647 shares worth $132M. The position accounts for 0.02% of the portfolio, ranked #473.

Wellington Management Group first reported a position in SGI in Q2 2013 and has held it in 35 quarters since. The position peaked at $284M in Q2 2025. 526 funds tracked by Wall St. Rank hold SGI as of Q1 2026.

  • Wellington Management Group held 1,784,647 shares of Somnigroup International worth $132M as of Q1 2026.
  • Wellington Management Group sold 171,074 Somnigroup International shares in Q1 2026, an estimated $14.8M.
  • Somnigroup International made up 0.02% of Wellington Management Group's portfolio in Q1 2026, its #473 holding.
  • Wellington Management Group first reported a position in Somnigroup International in Q2 2013 and has held it in 35 quarters since.
  • Wellington Management Group's Somnigroup International position peaked at $284M in Q2 2025.
  • 526 funds tracked by Wall St. Rank held Somnigroup International as of Q1 2026.

Based on Wellington Management Group's 13F filing for Q1 2026, filed 15 May 2026.