What does CUSIP 457730109 represent in this 13F holders report?

CUSIP 457730109 is the security identifier for INSP - Inspire Medical Systems, Inc. - Common Stock used to aggregate holder disclosures.

How many institutions held INSP - Inspire Medical Systems, Inc. - Common Stock in Q4 2019?

169 institutional investors reported INSP - Inspire Medical Systems, Inc. - Common Stock for Q4 2019. Use the holders table for investor-level position and value details.

Inspire Medical Systems, Inc. - Common Stock (INSP)

CUSIP: 457730109

Q4 2019 13F Holders as of 31 Dec 2019

Type / Class: Equity / Common Stock
Shares outstanding: 28,817,659
Total 13F shares: 22,240,719
Share change: +365,532
Total reported value: $1,650,480,334
Put/Call ratio: 19%
Price per share: $74.21
Number of holders: 169
Value change: +$34,675,200
Number of buys: 85
Number of sells: 65

Quarterly Holders Quick Answers

What is CUSIP 457730109?
CUSIP 457730109 identifies INSP - Inspire Medical Systems, Inc. - Common Stock in SEC institutional holdings data.

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Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q1 2020
Previous quarter: Q3 2019

Recent filing periods for CUSIP 457730109:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of INSP - Inspire Medical Systems, Inc. - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
MORGAN STANLEY	13F	Company	7%	2,029,924	$123,867,000	—	30 Sep 2019	13F
BlackRock Finance, Inc.	13F	Company	6.7%	1,928,939	$117,704,000	—	30 Sep 2019	13F
ORBIMED ADVISORS LLC	13F	Company	5.1%	1,471,000	$89,760,000	—	30 Sep 2019	13F
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC	13F	Company	3.9%	1,118,100	$68,226,000	—	30 Sep 2019	13F
LORD, ABBETT & CO. LLC	13F	Company	3.8%	1,091,287	$66,591,000	—	30 Sep 2019	13F
Invesco Ltd.	13F	Company	3.6%	1,027,154	$62,677,000	—	30 Sep 2019	13F
FRANKLIN RESOURCES INC	13F	Company	3.2%	933,735	$56,977,000	—	30 Sep 2019	13F
VANGUARD GROUP INC	13F	Company	2.9%	825,324	$50,361,000	—	30 Sep 2019	13F
WASATCH ADVISORS LP	13F	Company	2.1%	619,009	$37,772,000	—	30 Sep 2019	13F
COLUMBUS CIRCLE INVESTORS	13F	Company	2.1%	611,430	$37,309,000	—	30 Sep 2019	13F
DRIEHAUS CAPITAL MANAGEMENT LLC	13F	Company	2.1%	602,519	$36,766,000	—	30 Sep 2019	13F
TimesSquare Capital Management, LLC	13F	Company	1.9%	541,550	$33,045,000	—	30 Sep 2019	13F
VICTORY CAPITAL MANAGEMENT INC	13F	Company	1.7%	478,958	$29,226,000	—	30 Sep 2019	13F
KPCB XII Associates, LLC	13F	Company	1.4%	396,406	$24,189,000	—	30 Sep 2019	13F
D. E. Shaw & Co., Inc.	13F	Company	1.2%	360,200	$21,979,000	—	30 Sep 2019	13F
PURA VIDA INVESTMENTS, LLC	13F	Company	1.2%	357,700	$21,827,000	—	30 Sep 2019	13F
BAMCO INC /NY/	13F	Company	1.2%	352,970	$21,538,000	—	30 Sep 2019	13F
PFM Health Sciences, LP	13F	Company	1.2%	350,870	$21,410,000	—	30 Sep 2019	13F
FEDERATED HERMES, INC.	13F	Company	1.2%	333,511	$20,351,000	—	30 Sep 2019	13F
Champlain Investment Partners, LLC	13F	Company	1%	296,390	$18,086,000	—	30 Sep 2019	13F
GILDER GAGNON HOWE & CO LLC	13F	Company	0.99%	285,867	$17,444,000	—	30 Sep 2019	13F
STATE STREET CORP	13F	Company	0.94%	271,242	$16,551,000	—	30 Sep 2019	13F
SECTORAL ASSET MANAGEMENT INC	13F	Company	0.91%	263,100	$16,054,000	—	30 Sep 2019	13F
Bellevue Group AG	13F	Company	0.84%	243,457	$14,856,000	—	30 Sep 2019	13F
THRIVENT FINANCIAL FOR LUTHERANS	13F	Company	0.8%	229,156	$13,983,000	—	30 Sep 2019	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	0.79%	226,548	$13,824,000	—	30 Sep 2019	13F
Atika Capital Management LLC	13F	Company	0.78%	224,000	$13,668,000	—	30 Sep 2019	13F
NORTHERN TRUST CORP	13F	Company	0.69%	200,262	$12,221,000	—	30 Sep 2019	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.64%	184,968	$11,286,000	—	30 Sep 2019	13F
CASTLEARK MANAGEMENT LLC	13F	Company	0.63%	182,551	$11,139,000	—	30 Sep 2019	13F
NEXT CENTURY GROWTH INVESTORS LLC	13F	Company	0.63%	182,204	$11,118,000	—	30 Sep 2019	13F
NORGES BANK	13F	Company	0.63%	182,181	$11,117,000	—	30 Sep 2019	13F
Novo Holdings A/S	13F	Company	0.61%	175,000	$10,679,000	—	30 Sep 2019	13F
Cormorant Asset Management, LP	13F	Company	0.6%	172,300	$10,514,000	—	30 Sep 2019	13F
MASSACHUSETTS FINANCIAL SERVICES CO /MA/	13F	Company	0.6%	171,800	$10,483,000	—	30 Sep 2019	13F
MAIRS & POWER INC	13F	Company	0.55%	157,215	$9,593,000	—	30 Sep 2019	13F
KORNITZER CAPITAL MANAGEMENT INC /KS	13F	Company	0.5%	144,785	$8,835,000	—	30 Sep 2019	13F
MACQUARIE GROUP LTD	13F	Company	0.44%	125,788	$7,676,000	—	30 Sep 2019	13F
Granite Investment Partners, LLC	13F	Company	0.39%	113,745	$6,941,000	—	30 Sep 2019	13F
FRONTIER CAPITAL MANAGEMENT CO LLC	13F	Company	0.35%	99,644	$6,080,000	—	30 Sep 2019	13F
Man Group plc	13F	Company	0.33%	94,060	$5,739,000	—	30 Sep 2019	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.31%	89,471	$5,460,000	—	30 Sep 2019	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.29%	84,523	$5,158,000	—	30 Sep 2019	13F
Calamos Advisors LLC	13F	Company	0.29%	83,460	$5,092,000	—	30 Sep 2019	13F
SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC	13F	Company	0.28%	81,945	$5,000,000	—	30 Sep 2019	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	0.28%	80,400	$4,906,000	—	30 Sep 2019	13F
BARCLAYS PLC	13F	Company	0.26%	75,238	$4,592,000	—	30 Sep 2019	13F
Bank of New York Mellon Corp	13F	Company	0.26%	73,508	$4,484,000	—	30 Sep 2019	13F
CITADEL ADVISORS LLC	13F	Company	0.24%	70,415	$4,297,000	—	30 Sep 2019	13F
CANADA PENSION PLAN INVESTMENT BOARD	13F	Company	0.24%	69,100	$4,216,000	—	30 Sep 2019	13F

Institutional Holders of Inspire Medical Systems, Inc. - Common Stock (INSP) as of Q4 2019

As of 31 Dec 2019, Inspire Medical Systems, Inc. - Common Stock (INSP) was held by 169 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 22,240,719 shares. The largest 10 holders included BlackRock Inc., MORGAN STANLEY, ORBIMED ADVISORS LLC, WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC, Invesco Ltd., LORD, ABBETT & CO. LLC, FRANKLIN RESOURCES INC, VANGUARD GROUP INC, COLUMBUS CIRCLE INVESTORS, and Champlain Investment Partners, LLC. This page lists 169 institutional shareholders reporting positions in this security for the Q4 2019 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q4 2019 vs Q3 2019 Across Filers

Q3 2019 holders

153

Q4 2019 holders

169

Holder diff

Investor	Q3 2019 Shares	Q4 2019 Shares	Share Diff	Share Chg %	Q3 2019 Value $	Q4 2019 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.