TUDOR INVESTMENT CORP ET AL

Position in INSP — Inspire Medical Systems, Inc.

CIK 923093 STAMFORD, CT

Back to INSP Full portfolio

Position in INSP

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$7,543,327

-$1,081,777 QoQ

Shares Held

169,095

+1.1% QoQ

Ownership

0.585%

of shares outstanding

% of Portfolio

0.04%

of 13F equity value

Holder Rank

#38

of 274 holders

Holding Since

Dec 2020

20 quarters on record

Voting authority Sole 50% Shared 50% None 0%

Common Shares in INSP Over Time

Shares Held

Position Value (USD)

Derivatives in INSP

reported options exposure · as of Mar 31, 2026

CallValue

CallShares

PutValue

$288,848

PutShares

5,600

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Medical Devices

Healthcare · as of Jun 30, 2026

TUDOR INVESTMENT CORP ET AL holds $383,302,822 across 39 Medical Devices names. INSP ranks #6 (2.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	PEN	Penumbra Inc	400,649	$126,504,921
2	ABT	Abbott Laboratories	730,332	$66,270,325
3	BSX	Boston Scientific Corp	1,477,637	$63,065,547
4	STE	STERIS plc	108,766	$22,902,856
5	PODD	Insulet Corp	140,151	$21,337,989
6	INSP	Inspire Medical Systems, Inc. This page	169,095	$7,543,327
7	BIO	Bio-Rad Laboratories, Inc.	25,000	$7,340,250
8	ZBH	Zimmer Biomet Holdings, Inc.	71,996	$6,198,135

All Filings in INSP

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36 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$7,543,327	169,095	+1.1%	Shares	Defined	2026-08-14
2026-03-31	$288,848	5,600	+80.6%	Put	Defined	2026-05-15
2026-03-31	$8,625,104	167,218	+48.1%	Shares	Defined	2026-05-15
2025-12-31	$285,913	3,100	+63.2%	Put	Defined	2026-02-17
2025-12-31	$285,913	3,100	+82.4%	Call	Defined	2026-02-17
2025-12-31	$10,410,276	112,873	+992.6%	Shares	Defined	2026-02-17
2025-06-30	$220,609	1,700	-50.0%	Call	Defined	2025-08-14
2025-03-31	$302,632	1,900	-56.8%	Put	Defined	2025-05-15
2025-03-31	$541,552	3,400	+30.8%	Call	Defined	2025-05-15
2024-12-31	$481,988	2,600	-7.1%	Call	Defined	2025-02-14
2024-12-31	$815,672	4,400	+37.5%	Put	Defined	2025-02-14
2024-09-30	$2,180,357	10,331	+112.1%	Shares	Defined	2024-11-14
2024-06-30	$428,256	3,200	+60.0%	Put	Defined	2024-08-14
2024-06-30	$651,752	4,870	-93.2%	Shares	Defined	2024-08-14
2023-12-31	$569,604	2,800	0.0%	Call	Defined	2024-02-14
2023-12-31	$14,565,588	71,600	+723.7%	Shares	Defined	2024-02-14
2023-12-31	$406,860	2,000	-23.1%	Put	Defined	2024-02-14
2023-09-30	$515,944	2,600	+52.9%	Put	Defined	2023-11-15
2023-09-30	$1,725,038	8,693	-51.5%	Shares	Defined	2023-11-15
2023-09-30	$555,632	2,800	+250.0%	Call	Defined	2023-11-15
2023-06-30	$551,888	1,700	+30.8%	Put	Defined	2023-08-14
2023-06-30	$259,712	800	-61.9%	Call	Defined	2023-08-14
2023-06-30	$5,814,951	17,912	+202.5%	Shares	Defined	2023-08-14
2023-03-31	$304,291	1,300	+18.2%	Put	Defined	2023-05-15
2023-03-31	$1,386,162	5,922	-67.5%	Shares	Defined	2023-05-15
2022-12-31	$277,068	1,100	-52.2%	Put	Defined	2023-02-14
2022-12-31	$528,948	2,100	+23.5%	Call	Defined	2023-02-14
2022-09-30	$407,951	2,300	—	Put	Defined	2022-11-14
2022-09-30	$301,529	1,700	—	Call	Defined	2022-11-14
2022-09-30	$3,234,519	18,236	+155.4%	Shares	Defined	2022-11-14
2022-06-30	$1,304,446	7,141	-63.3%	Shares	Defined	2022-08-15
2022-03-31	$4,992,363	19,449	+230.5%	Shares	Defined	2022-05-16
2021-12-31	$1,353,673	5,884	-63.8%	Shares	Defined	2022-02-14
2021-06-30	$3,139,315	16,244	+203.6%	Shares	Defined	2021-08-16
2021-03-31	$1,107,396	5,350	-69.9%	Shares	Defined	2021-05-17
2020-12-31	$3,341,606	17,766	—	Shares	Defined	2021-02-16
No filing history on record for this holder in this stock.