// company-profile
Inspire Medical Systems, Inc.
INSPExchangeNYSESectorSurgical & Medical Instruments & ApparatusInc.DEFilings211Insiders21
// api This Inspire Medical Systems, Inc. insider-trading data is served live by the Form4API insider trading API. Get the same data via API.
// activity-summary
No insider transactions in the last 30 days.
// 90-day insight
Over the last 90 days, Inspire Medical Systems, Inc. insiders bought $77K (12 transactions) and sold $179K (4 transactions).
- Most active insider: Melenikiotou Georgia with 3 transactions totaling $19K.
- Largest single sale: $114K by Rondoni John on May 15, 2026.
Activity skews bullish — buys outpace sales.
Institutional Ownership
Top 13F-HR holders of Inspire Medical Systems, Inc. as of 2026-03-31
Total reported AUM
$1.67B
QoQ change
-40.1%
Reporting period
2026-03-31
#1
DEERFIELD MANAGEMENT COMPANY, L.P.
CIK 1009258
$139.4M
2.7M shares
#2
BlackRock, Inc.
CIK 2012383
$127.9M
2.5M shares
#3
WELLINGTON MANAGEMENT GROUP LLP
CIK 902219
$125.8M
2.4M shares
Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| May 15, 2026 | Rondoni John | INSP | Sale | 2,641 | $43.28 | $114K |
| May 14, 2026 | Rondoni John | INSP | Sale | 700 | $43.01 | $30K |
| May 8, 2026 | McCormick Shawn | INSP | Sale | 696 | $45.31 | $32K |
| May 1, 2026 | Melenikiotou Georgia | INSP | Tax Withholding | 50 | $56.70 | $3K |
| Apr 30, 2026 | Broader Shelley G | INSP | Award | 3,562 | $0.00 | $0K |
45 more transactions hidden
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