DB
SGI

Dmitry Balyasny’s Somnigroup International SGI Stock Holding History

Dmitry Balyasny’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 		$43M Buy
549,036
+355,309
+183% +$26M 0.05% 413
2026
Q1 		$14.3M Sell
193,727
-201,866
-51% -$17.5M 0.02% 843
2025
Q4 		$35.3M Buy
395,593
+353,657
+843% +$30.9M 0.04% 472
2025
Q3 		$3.54M Sell
41,936
-1,107,632
-96% -$87.3M ﹤0.01% 1538
2025
Q2 		$78.2M Sell
1,149,568
-536,808
-32% -$33.8M 0.12% 207
2025
Q1 		$101M Buy
1,686,376
+1,487,724
+749% +$90M 0.17% 126
2024
Q4 		$11.3M Buy
+198,652
New +$10.6M 0.02% 905
2023
Q1 		– Sell
-1,115,695
Closed -$38.3M – 3244
2022
Q4 		$38.3M Sell
1,115,695
-77,027
-6% -$2.32M 0.1% 243
2022
Q3 		$28.8M Buy
+1,192,722
New +$30.9M 0.09% 302
2022
Q1 		– Sell
-271,771
Closed -$12.8M – 2924
2021
Q4 		$12.8M Buy
271,771
+24,493
+10% +$1.11M 0.04% 558
2021
Q3 		$11.5M Buy
247,278
+98,610
+66% +$4.31M 0.05% 516
2021
Q2 		$5.83M Buy
+148,668
New +$5.7M 0.03% 662
2020
Q4 		– Sell
-202,936
Closed -$4.53M – 1782
2020
Q3 		$4.53M Sell
202,936
-808,956
-80% -$16.7M 0.03% 640
2020
Q2 		$18.2M Buy
+1,011,892
New +$14.5M 0.16% 191
2020
Q1 		– Sell
-1,480,244
Closed -$32.2M – 1589
2019
Q4 		$32.2M Sell
1,480,244
-588,712
-28% -$12.3M 0.19% 157
2019
Q3 		$39.9M Sell
2,068,956
-520,288
-20% -$9.98M 0.27% 90
2019
Q2 		$47.5M Buy
2,589,244
+1,568,548
+154% +$25.3M 0.3% 69
2019
Q1 		$14.7M Buy
1,020,696
+968,112
+1,841% +$13.1M 0.1% 292
2018
Q4 		$544K Sell
52,584
-350,348
-87% -$4.2M ﹤0.01% 1075
2018
Q3 		$5.33M Sell
402,932
-2,213,372
-85% -$29.5M 0.02% 679
2018
Q2 		$31.4M Buy
2,616,304
+1,588,544
+155% +$18.7M 0.14% 194
2018
Q1 		$11.6M Sell
1,027,760
-129,080
-11% -$1.77M 0.05% 485
2017
Q4 		$18.1M Buy
1,156,840
+396,096
+52% +$6.04M 0.06% 439
2017
Q3 		$12.3M Sell
760,744
-85,508
-10% -$1.26M 0.05% 437
2017
Q2 		$11.3M Buy
846,252
+779,964
+1,177% +$9.19M 0.05% 504
2017
Q1 		$770K Sell
66,288
-72,120
-52% -$927K ﹤0.01% 1189
2016
Q4 		$2.36M Sell
138,408
-878,300
-86% -$13.1M 0.01% 853
2016
Q3 		$14.4M Buy
1,016,708
+137,600
+16% +$2.45M 0.08% 323
2016
Q2 		$12.2M Buy
+879,108
New +$13M 0.08% 311
2015
Q1 		– Sell
-2,455,112
Closed -$33.7M – 1108
2014
Q4 		$33.7M Buy
2,455,112
+25,496
+1% +$348K 0.31% 85
2014
Q3 		$34.1M Buy
2,429,616
+2,312,508
+1,975% +$33.9M 0.26% 83
2014
Q2 		$1.75M Buy
+117,108
New +$1.57M 0.02% 555
2013
Q4 		– Sell
-800,000
Closed -$8.79M – 663
2013
Q3 		$8.79M Buy
+800,000
New +$8.3M 0.12% 236

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

Dmitry Balyasny's SGI Position: Q2 2026 in Review

Dmitry Balyasny increased its Somnigroup International (SGI) stake by 183% in Q2 2026, buying an estimated $26M and bringing the position to 549,036 shares worth $43M. The position accounts for 0.05% of the portfolio, ranked #413.

Dmitry Balyasny first reported a position in SGI in Q3 2013 and has held it in 33 quarters since. The position peaked at $101M in Q1 2025. 534 funds tracked by Wall St. Rank hold SGI as of Q2 2026.

  • Dmitry Balyasny held 549,036 shares of Somnigroup International worth $43M as of Q2 2026.
  • Dmitry Balyasny bought 355,309 Somnigroup International shares in Q2 2026, an estimated $26M.
  • Somnigroup International made up 0.05% of Dmitry Balyasny's portfolio in Q2 2026, its #413 holding.
  • Dmitry Balyasny first reported a position in Somnigroup International in Q3 2013 and has held it in 33 quarters since.
  • Dmitry Balyasny's Somnigroup International position peaked at $101M in Q1 2025.
  • 534 funds tracked by Wall St. Rank held Somnigroup International as of Q2 2026.

Based on Balyasny Asset Management's 13F filing for Q2 2026, filed 14 Aug 2026.