$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)
| # | Fund | Value | Shares |
|---|---|---|---|
| 1 | THORNBURG INVESTMENT MANAGEMENT INC | $36.5B | 22,904 |
| 2 | CANADA PENSION PLAN INVESTMENT BOARDNew | $1.5B | 9,500 |
| 3 | BlackRock, Inc. | $641.8M | 4,029,559 |
| 4 | VANGUARD GROUP INC | $513.8M | 3,225,645 |
| 5 | FMR LLC | $404.8M | 2,541,360 |
| 6 | WASATCH ADVISORS LP | $242.8M | 1,524,107 |
| 7 | Dragoneer Investment Group, LLC | $206.7M | 1,297,603 |
| 8 | UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | $177.3M | 1,112,925 |
| 9 | STATE STREET CORP | $160.6M | 1,008,059 |
| 10 | Invesco Ltd. | $136.8M | 858,572 |
Biggest Buyers & Sellers This Quarter
Top Buyers
| Fund | Shares Added | Value |
|---|---|---|
| CANADA PENSION PLAN INVESTMENT BOARDNew | +10K | $1.5B |
| FMR LLC | +22K | $404.8M |
| WASATCH ADVISORS LP | +202K | $242.8M |
| Dragoneer Investment Group, LLC | +426K | $206.7M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | +759K | $177.3M |
Top Sellers
| Fund | Shares Removed | Value |
|---|---|---|
| MARSHALL WACE, LLP | -262K | $798K |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | -210K | $110K |
| Bank of New York Mellon Corp | -201K | $60.6M |
| AQR CAPITAL MANAGEMENT LLC | -197K | $361K |
| BlackRock, Inc. | -172K | $641.8M |
Famous Fund Managers
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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.