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The company

Inspire Medical Systems, Inc.

INSP · NYSE

Health CareMedical DevicesJust started moving

INSP stood above a rising 150-day average in 3 of the last 52 weekly readings, including each of the last 3 weeks. It is 25.4% above that average now. Medical Devices: 27% of its 181 stocks in an uptrend (−9 points in four weeks); Health Care: 25% (−11 points in four weeks).

SEC filings

Statistics

Rotation: Just started moving
Weeks in an uptrend: 3 in a row
Industry in uptrend: 27% -9 in 4 wk
Insider buys, 12 months: $0
Insider sales, 12 months: $910K
Officials’ trades on record: 2
Institutions holding: 252 (-22)

In the rotation

Each square a week: lit when it closed above a rising 150-day average. 3 of 52 weeks.

17 Apr – 16 Oct

Medical Devices: A minority of its stocks are in an uptrend and the share has fallen sharply over four weeks. Health Care: A minority of its stocks are in an uptrend and the share has fallen sharply over four weeks.

Money in and out

1 Nov 2024 – 1 Oct 2026

Open-market buys above the line and sales below, in dollars.

Congress and officials

2 disclosed lines: House 1, Senate 0, executive 1; 2 people.

Who	Did	Amount	Traded
Bryan Bedford Executive branch: Office of Government EthicsDepartment of Transportation	sold	$1k–$15k	10 Sep 2025filed 19 Dec 2025
Daniel S. Goldman House: U.S. House ClerkNY10	sold	$1k–$15k	10 Apr 2023filed 19 May 2023

Insiders

Buy orders, 12 months0

Sale orders, 12 months7

Buyers · sellers0 · 3

Who	Did	Shares	Traded
Jason P. KellyOfficer	sold	963at $59.55	7 Aug 2026filed 11 Aug 2026
John RondoniOfficer	sold	2,641at $43.28	15 May 2026filed 19 May 2026
John RondoniOfficer	sold	700at $43.01	14 May 2026filed 15 May 2026
Shawn McCormickDirector	sold	696at $45.31	8 May 2026filed 11 May 2026
John RondoniOfficer	sold	109at $100.00	9 Jan 2026filed 12 Jan 2026

Lines filed since 2 January 2026, newest first; every insider’s older lines are on their own page.

Institutions

Holders252-22 on the quarter

New · exited68 · 91

Reported value$1.6B

Quarter to 30 Jun 2026, against 31 Mar 2026; newest filing 31 Aug 2026.

Manager	Shares	Change
BlackRock, Inc.added · filed 7 Aug 2026	4,737,519$211.3M	+1,187,965+33.5%
WELLINGTON MANAGEMENT GROUP LLPreduced · filed 14 Aug 2026	2,382,660$106.3M	-153,294−6.0%
VANGUARD PORTFOLIO MANAGEMENT LLCadded · filed 13 Aug 2026	2,088,961$93.2M	+451,788+27.6%
Soleus Capital Management, L.P.added · filed 11 Aug 2026	1,931,436$86.2M	+1,355,137+235.1%
AQR CAPITAL MANAGEMENT LLCadded · filed 14 Aug 2026	1,856,800$80.9M	+1,548,138+501.6%
UBS Group AGadded · filed 13 Aug 2026	1,645,511$73.4M	+1,006,583+157.5%
D. E. Shaw & Co., Inc.added · filed 14 Aug 2026	1,470,462$65.6M	+281,925+23.7%
NOMURA HOLDINGS INCnew · filed 14 Aug 2026	1,369,410$61.1M	+1,369,410
DEERFIELD MANAGEMENT COMPANY, L.P.reduced · filed 14 Aug 2026	1,296,862$57.9M	-1,406,376−52.0%
VANGUARD CAPITAL MANAGEMENT LLCadded · filed 13 Aug 2026	1,270,928$56.7M	+4,190+0.3%