Position in NSPR
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$107,172
-$237,631 QoQ
Shares Held
65,750
-66.1% QoQ
Ownership
0.140%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2021
9 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in NSPR Over Time
Shares Held
Position Value (USD)
Derivatives in NSPR
reported options exposure · as of Mar 31, 2024CallValue
$29,625
CallShares
12,500
PutValue
$237
PutShares
100
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 Mar 31, 2026CITADEL ADVISORS LLC holds $1,870,037,695 across 83 Medical Devices names. NSPR ranks #74 (0.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | BSX |
Boston Scientific Corp
|
4,217,314 | $264,636,453 | |
| 2 | ABT |
Abbott Laboratories
|
1,915,846 | $196,699,908 | |
| 3 | GMED |
Globus Medical Inc
|
1,966,114 | $169,400,381 | |
| 4 | GKOS |
GLAUKOS Corp
|
1,446,926 | $155,776,052 | |
| 5 | DXCM |
Dexcom Inc
|
2,091,872 | $131,369,561 | |
| 6 | ZBH |
Zimmer Biomet Holdings, Inc.
|
1,378,665 | $124,658,889 | |
| 7 | GEHC |
GE HealthCare Technologies Inc.
|
1,293,268 | $92,054,816 | |
| 8 | MDT |
Medtronic plc
|
982,741 | $85,154,507 |
All Filings in NSPR
Export CSV
13 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $107,172 | 65,750 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $344,803 | 193,710 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $91,469 | 37,954 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $59,419 | 26,176 | Shares | Defined | 2025-08-14 | |
| 2024-03-31 | $237 | 100 | Put | Defined | 2024-05-15 | |
| 2024-03-31 | $29,625 | 12,500 | Call | Defined | 2024-05-15 | |
| 2022-12-31 | $32,127 | 37,357 | Shares | Defined | 2023-02-14 | |
| 2022-12-31 | $516 | 600 | Call | Defined | 2023-02-14 | |
| 2022-12-31 | $86 | 100 | Put | Defined | 2023-02-14 | |
| 2021-12-31 | $36,844 | 12,200 | Call | Defined | 2022-02-14 | |
| 2021-09-30 | $81,905 | 19,977 | Shares | Defined | 2021-11-15 | |
| 2021-09-30 | $77,900 | 19,000 | Call | Defined | 2021-11-15 | |
| 2021-06-30 | $69,149 | 13,693 | Shares | Defined | 2021-08-16 | |
| No filing history on record for this holder in this stock. | ||||||