TUDOR INVESTMENT CORP ET AL
Position in INSP — Inspire Medical Systems, Inc.
CIK 923093
STAMFORD, CT
Position in INSP
as of Jun 30, 2026
· filed Aug 14, 2026
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
21 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, 2026CallValue
$0
CallShares
0
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, 2026TUDOR 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) | Open |
|---|---|---|---|---|---|
| 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
Export CSV
38 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $7,543,327 | 169,095 | Shares | Defined | 2026-08-14 | |
| 2026-03-31 | $288,848 | 5,600 | Put | Defined | 2026-05-15 | |
| 2026-03-31 | $8,625,104 | 167,218 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $285,913 | 3,100 | Put | Defined | 2026-02-17 | |
| 2025-12-31 | $285,913 | 3,100 | Call | Defined | 2026-02-17 | |
| 2025-12-31 | $10,410,276 | 112,873 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $385,840 | 5,200 | Put | Defined | 2025-12-09 | |
| 2025-09-30 | $526,820 | 7,100 | Call | Defined | 2025-12-09 | |
| 2025-06-30 | $220,609 | 1,700 | Call | Defined | 2025-08-14 | |
| 2025-03-31 | $302,632 | 1,900 | Put | Defined | 2025-05-15 | |
| 2025-03-31 | $541,552 | 3,400 | Call | Defined | 2025-05-15 | |
| 2024-12-31 | $481,988 | 2,600 | Call | Defined | 2025-02-14 | |
| 2024-12-31 | $815,672 | 4,400 | Put | Defined | 2025-02-14 | |
| 2024-09-30 | $2,180,357 | 10,331 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $428,256 | 3,200 | Put | Defined | 2024-08-14 | |
| 2024-06-30 | $651,752 | 4,870 | Shares | Defined | 2024-08-14 | |
| 2023-12-31 | $569,604 | 2,800 | Call | Defined | 2024-02-14 | |
| 2023-12-31 | $14,565,588 | 71,600 | Shares | Defined | 2024-02-14 | |
| 2023-12-31 | $406,860 | 2,000 | Put | Defined | 2024-02-14 | |
| 2023-09-30 | $515,944 | 2,600 | Put | Defined | 2023-11-15 | |
| 2023-09-30 | $1,725,038 | 8,693 | Shares | Defined | 2023-11-15 | |
| 2023-09-30 | $555,632 | 2,800 | Call | Defined | 2023-11-15 | |
| 2023-06-30 | $551,888 | 1,700 | Put | Defined | 2023-08-14 | |
| 2023-06-30 | $259,712 | 800 | Call | Defined | 2023-08-14 | |
| 2023-06-30 | $5,814,951 | 17,912 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $304,291 | 1,300 | Put | Defined | 2023-05-15 | |
| 2023-03-31 | $1,386,162 | 5,922 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $277,068 | 1,100 | Put | Defined | 2023-02-14 | |
| 2022-12-31 | $528,948 | 2,100 | 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 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $1,304,446 | 7,141 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $4,992,363 | 19,449 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $1,353,673 | 5,884 | Shares | Defined | 2022-02-14 | |
| 2021-06-30 | $3,139,315 | 16,244 | Shares | Defined | 2021-08-16 | |
| 2021-03-31 | $1,107,396 | 5,350 | 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. | ||||||