Inspire Medical Systems Inc.

INSP | NYSE

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$75.72

-$1.06 (-1.38%)

At close: Sep 21, 2026, 4:00 PM ET

$75.60

-$0.12 (-0.16%)

Pre-market: Sep 22, 2026, 8:10 AM ET

Overview Rating Statistics Financials Earnings Analysts Ownership Profile

Institutions Insiders Congress

Institutional Ownership

Net Inflow

Dollar & Volume Weighted

Total Institutions

312

Total Ownership

121.51%

Capital Flow

+$1.33B

Shares Change

+990.79K

Ownership Distribution

Institutions (99.99%)

Others (0.01%)

Institutional Sentiment

Overall: neutral

Equity Sentiment & Activity

bullish

New Positions

Increased Positions

180

Reduced Positions

Closed Positions

103

New (58)

Increased (180)

Reduced (99)

Closed (103)

Options Sentiment & Activity

bearish

Put/Call Ratio

3.531

Call Flow

83,200

Put Flow

293,800

Calls (22%)

Puts (78%)

Super Investors

3 Investors

Super Investor / Fund	Ownership	Portfolio Weight	Shares	Market Value
Peter Brown Renaissance Technologies LLC	1.48% -9.36%	0.05%	426K	32.71M
Paul Tudor Jones Tudor Investment Corp ET AL	0.59% +1.12%	0.02%	169.1K	12.98M
Joel Greenblatt Gotham Asset Management LLC	0.12% -59.17%	< 0.01%	35.82K	2.75M

Top Shareholders

Top 10 Own 59.95%

Institution	Ownership	Portfolio Weight	Shares	Market Value
Blackrock, Inc.	12.37% +2.29%	< 0.01% -42.21%	3.55M -0.04%	183.09M -44.09%
Deerfield Management Company, L.p. (series C)	9.42% +83.69%	1.65% -7.26%	2.7M +79.51%	139.43M +0.39%
Wellington Management Group Llp	8.84% +17.36%	0.02% -31.64%	2.54M +14.69%	130.8M -35.86%

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