Position in PEN
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$855,366
+$438,343 QoQ
Shares Held
2,709
+66.7% QoQ
Ownership
0.007%
of shares outstanding
% of Portfolio
0.11%
of 13F equity value
Holder Rank
#242
of 437 holders
Holding Since
Dec 2020
14 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in PEN Over Time
Shares Held
Position Value (USD)
Derivatives in PEN
reported options exposure · as of Jun 30, 2024CallValue
$809,865
CallShares
4,500
PutValue
$0
PutShares
0
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, 2026TWO SIGMA SECURITIES, LLC holds $9,759,573 across 19 Medical Devices names. PEN ranks #4 (8.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | BSX |
Boston Scientific Corp
|
98,200 | $4,191,176 | |
| 2 | MDT |
Medtronic plc
|
12,011 | $939,620 | |
| 3 | STE |
STERIS plc
|
4,452 | $937,457 | |
| 4 | PEN |
Penumbra Inc
This page
|
2,709 | $855,366 | |
| 5 | DXCM |
Dexcom Inc
|
8,895 | $599,078 | |
| 6 | IRTC |
iRhythm Holdings, Inc.
|
3,265 | $388,371 | |
| 7 | HAE |
Haemonetics Corp
|
4,746 | $355,950 | |
| 8 | SYK |
Stryker Corp
|
1,066 | $335,619 |
All Filings in PEN
Export CSV
23 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $855,366 | 2,709 | Shares | Sole | 2026-08-14 | |
| 2025-06-30 | $417,023 | 1,625 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $319,020 | 1,193 | Shares | Sole | 2025-05-15 | |
| 2024-06-30 | $809,865 | 4,500 | Call | Sole | 2024-08-14 | |
| 2024-03-31 | $915,038 | 4,100 | Put | Sole | 2024-05-15 | |
| 2024-03-31 | $430,960 | 1,931 | Shares | Sole | 2024-05-15 | |
| 2024-03-31 | $1,651,532 | 7,400 | Call | Sole | 2024-05-15 | |
| 2023-12-31 | $628,850 | 2,500 | Call | Sole | 2024-02-14 | |
| 2023-12-31 | $1,433,778 | 5,700 | Put | Sole | 2024-02-14 | |
| 2023-09-30 | $798,303 | 3,300 | Put | Sole | 2023-11-14 | |
| 2023-09-30 | $377,621 | 1,561 | Shares | Sole | 2023-11-14 | |
| 2023-09-30 | $2,152,999 | 8,900 | Call | Sole | 2023-11-14 | |
| 2023-06-30 | $1,892,330 | 5,500 | Put | Sole | 2023-08-14 | |
| 2023-06-30 | $2,201,984 | 6,400 | Call | Sole | 2023-08-14 | |
| 2023-06-30 | $353,005 | 1,026 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $947,546 | 3,400 | Put | Sole | 2023-05-15 | |
| 2023-03-31 | $752,463 | 2,700 | Call | Sole | 2023-05-15 | |
| 2022-12-31 | $222,237 | 999 | Shares | Sole | 2023-02-14 | |
| 2022-12-31 | $355,936 | 1,600 | Put | Sole | 2023-02-14 | |
| 2022-09-30 | $379,200 | 2,000 | Call | Sole | 2022-11-14 | |
| 2022-06-30 | $249,040 | 2,000 | Call | Sole | 2022-08-15 | |
| 2022-03-31 | $222,130 | 1,000 | Shares | Sole | 2022-05-16 | |
| 2020-12-31 | $322,000 | 1,840 | Shares | Sole | 2021-02-16 | |
| No filing history on record for this holder in this stock. | ||||||