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Company profile

Somnigroup International Inc. Insider Trading

SGI

Every SEC Form 4 insider trading filing for Somnigroup International Inc. (SGI) since April 2023 — open-market buys and sells by directors and officers, option exercises, and cluster activity, updated as each filing is reported to the SEC. Why 2023?

Exchange
NYSE
Sector
Household Furniture
CIK
0001206264
Filings
115
Insiders
19
Last filing
2026-08-27
SEC EDGAR ↗Yahoo Finance ↗Finviz ↗Stock Analysis ↗

Activity summary

Recent insider activity is bullish. Over the last 30 days, 25 insiders purchased shares (net $1.9M). Buying was led by Scott L Thompson.

Three year balance

Buy and sell value by quarter, Q4 23 to Q3 26. Somnigroup International Inc. insiders are net sellers across the period shown.

PurchasesSales
Q4 23Q1 24Q2 24Q3 24Q4 24Q1 25$134.5MQ2 25Q3 25Q4 25Q1 26Q2 26Q3 26

Bars below the rule are sales, above are purchases. Largest quarter on the chart is $134.5M.

90 day insight

Over the last 90 days, Somnigroup International Inc. insiders bought $1.9M across 25 transactions with no open-market sales.

  • Most active insider: Karl G Glassman with 14 transactions totaling $0.
  • Largest single purchase: $1.9M by Scott L Thompson on Aug 27, 2026.

Activity skews bullish — buys outpace sales.

Insider Transactions

Sourced from SEC EDGAR Form 4 filings. Updated hourly.

DateInsiderCompanyTypeSharesPriceValueReturn
Aug 27, 2026Scott L ThompsonSGI
Purchase
30,000$62.84$1.89M+11.2% 1w
Aug 26, 2026James Tyson HagaleSGI
Award
10,825——+8.0% 1w
Aug 26, 2026James Tyson HagaleSGI
Award
8,978——+8.0% 1w
Aug 26, 2026Karl G GlassmanSGI
Award
37,282——+8.0% 1w
Aug 26, 2026Karl G GlassmanSGI
Award
55,923——+8.0% 1w

45 more transactions hidden

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Top insiders

By total value filed.

Scott L ThompsonCEO & PRESIDENT1 filing+$1.9M
Steven H RusingPresident & CEO Mattress Firm3 filings−$282K
David MontgomeryEVP Global Business Strategy3 filings−$326K
Simon DyerDirector1 filing−$45K

Institutional Ownership

Top 13F-HR holders of Somnigroup International Inc. as of 2026-06-30

↓ decreasing
Total reported AUM
$3.13B
QoQ change
-78.3%
Reporting period
2026-06-30
#1
BlackRock, Inc.
CIK 0002012383
$920.4M
11.7M shares
#2
State Street Corp
CIK 0000093751
$570.8M
7.3M shares
#3
BlackRock, Inc.
CIK 0002012383
$478.4M
6.1M shares

Data source: quarterly 13F-HR filings — institutional holders report positions within 45 days of quarter end. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →

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Form4API, StockholmNot affiliated with the SEC or EDGAR. Data sourced from public EDGAR filings. Not investment advice.

Congressional Trading

Disclosed SGI trades under the STOCK Act

Total trades
14
Purchases
7
Sales
7
April McClain Delaney
Unknown · House · MD
5 buys
5 sells
Lisa C. McClain
Republican · House · MI
2 buys
2 sells

Sourced from U.S. House Clerk periodic transaction reports (House coverage only). Trade counts reflect disclosed filings only. The STOCK Act allows up to 45 days between a trade and its disclosure, so this reflects recent disclosures, not real-time trading. Full congressional trading API →

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