Who Owns INSP?

Inspire Medical Systems, Inc. — Institutional Ownership & 13F Holdings

$54.90

-1.35 (-2.41%)

Market Cap

$1.6B

Shares Outstanding

28,797,307

Institutional Holders

356

Total Inst. Value

$42.8B

% of Float Held

127.8%

QoQ Holder Change

+96

Institutional data as of Q1 2025

New Positions

74

Closed Positions

51

Increased

130

Decreased

110

Institutional Ownership Trend

Top 10 Institutional Holders(Q1 2025)

#FundValueShares
1THORNBURG INVESTMENT MANAGEMENT INC$36.5B22,904
2CANADA PENSION PLAN INVESTMENT BOARDNew$1.5B9,500
3BlackRock, Inc.$641.8M4,029,559
4VANGUARD GROUP INC$513.8M3,225,645
5FMR LLC$404.8M2,541,360
6WASATCH ADVISORS LP$242.8M1,524,107
7Dragoneer Investment Group, LLC$206.7M1,297,603
8UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC$177.3M1,112,925
9STATE STREET CORP$160.6M1,008,059
10Invesco Ltd.$136.8M858,572

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Frequently Asked Questions

How many institutional investors hold INSP?

As of Q1 2025, 356 institutional investors report holding INSP (Inspire Medical Systems, Inc.) in their 13F filings.

What percentage of Inspire Medical Systems, Inc. is owned by institutions?

Institutional investors hold approximately 127.8% of Inspire Medical Systems, Inc.'s float as reported in SEC 13F filings.

Which hedge fund owns the most INSP?

The largest institutional holder of INSP is THORNBURG INVESTMENT MANAGEMENT INC with $36.5B in shares.

Are institutions buying or selling INSP?

This quarter, 74 institutions opened new positions in INSP and 51 closed their positions.

What is 13F institutional ownership?

SEC Form 13F is a quarterly report filed by institutional investment managers with over $100M in qualifying assets. It discloses their US equity holdings, providing transparency into what the largest investors are buying and selling.

How often is institutional ownership data updated?

13F filings are due 45 days after each calendar quarter end (May 15, Aug 14, Nov 14, Feb 14). Data is updated on HedgeTrace as new filings are processed.