Inspire Medical Systems, Inc.
INSP- Exchange
- NYSE
- Industry
- Surgical & Medical Instruments & Apparatus
- SEC CIK
- 0001609550
In the last 90 days, Inspire Medical Systems, Inc. insiders filed 0 open-market purchases and 1 sale; 275 institutions reported holding it in 13F filings for Q2 2026, worth $1.70B in total; no superinvestor holds it.
Key figures
- Insider buysOpen market, last 90 days
- 0
- Insider sellsLast 90 days, $57.3K in total
- 1
- 13F holdersQ2 2026, −22 vs. previous quarter
- 275
- 13F valueReported value at the end of Q2 2026
- $1.70B
- Superinvestors holdingAt the end of Q2 2026
- 0
Price chart
Superinvestors holding INSP, Q2 2026
No superinvestor reported holding INSP at the end of Q2 2026.
Latest insider trades
Open-market purchases and sales by Inspire Medical Systems, Inc. insiders from Form 4, newest first.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Aug 11, 2026 (view filing)7:13 PM ET | Aug 7 | 4 days | Kelly Jason PSee Remarks | SSale | −963 | $59.55 | −$57.3K | −4.8%19.0K after | |
| May 19, 2026 (view filing) | May 15 | 4 days | Rondoni JohnSee Remarks | SSale | −2.64K | $43.28 | −$114.3K | −8.9%27.2K after | |
| May 15, 2026 (view filing) | May 14 | 1 day | Rondoni JohnSee Remarks | SSale | −700 | $43.01 | −$30.1K | −2.3%29.8K after | |
| May 11, 2026 (view filing) | May 8 | 3 days | McCormick ShawnDirector | SSale | −696 | $45.31 | −$31.5K | −2.5%27.7K after | 10b5-1 |
| Jan 12, 2026 (view filing) | Jan 9 | 3 days | Rondoni JohnSee Remarks | SSale | −109 | $100.00 | −$10.9K | −0.8%13.8K after | 10b5-1 |
| Dec 4, 2025 (view filing) | Dec 2 | 2 days | McCormick ShawnDirector | SSale | −1.20K | $139.00 | −$166.8K | −4.6%24.8K after | 10b5-1 |
| Dec 1, 2025 (view filing) | Nov 28 | 3 days | McCormick ShawnDirector | SSale | −2.00K | $127.48 | −$255.0K | −7.1%26.0K after | 10b5-1 |
| Nov 24, 2025 (view filing) | Mar 20-Apr 7 | 249 daysLate | Curet MyriamDirector | PPurchase | +5 | $160.72 | +$803.62 | +0.1%3.37K after | 2 lots |
| Nov 24, 2025 (view filing) | May 8-Aug 8 | 200 daysLate | Curet MyriamDirector | SSale | −6 | $102.59 | −$615.56 | −0.2%3.37K after | 2 lots |
| Sep 2, 2025 (view filing) | Aug 29 | 4 days | Buchholz RichardChief Financial Officer | SSale | −11.0K | $93.39 | −$1.03M | −19.7%44.9K after |
Top 10 13F holders, Q2 2026
The largest institutional positions in Inspire Medical Systems, Inc. at the end of Q2 2026; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 4,737,519 | $211.3M | 0.00% | +1,187,965+33.5% | Added |
| Wellington Management Group LLP | 2,382,660 | $106.3M | 0.02% | −153,294−6.0% | Reduced |
| Vanguard Portfolio Management LLC | 2,088,961 | $93.2M | 0.00% | +451,788+27.6% | Added |
| Soleus Capital Management, L.P. | 1,931,436 | $86.2M | 2.97% | +1,355,137+235.1% | Added |
| AQR Capital Management LLC | 1,856,800 | $80.9M | 0.03% | +1,548,138+501.6% | Added |
| Assenagon Asset Management S.A. | 1,728,790 | $77.1M | 0.05% | +1,208,616+232.3% | Added |
| UBS Group AG | 1,645,511 | $73.4M | 0.01% | +1,006,583+157.5% | Added |
| D. E. Shaw & Co., Inc. | 1,470,462 | $65.6M | 0.04% | +281,925+23.7% | Added |
| Nomura Holdings Inc | 1,369,410 | $61.1M | 0.26% | +1,369,410 | New |
| Deerfield Management Company, L.P. (Series C) | 1,296,862 | $57.9M | 0.60% | −1,406,376−52.0% | Reduced |