Position in PEN
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$635,604
-$25,404 QoQ
Shares Held
2,013
0.0% QoQ
Ownership
0.005%
of shares outstanding
% of Portfolio
0.06%
of 13F equity value
Holder Rank
#268
of 449 holders
Holding Since
Jun 2024
9 quarters on record
Voting authority
Sole 0%
Shared 0%
None 100%
Common Shares in PEN Over Time
Shares Held
Position Value (USD)
Position in Medical Devices
Healthcare · as of Jun 30, 2026Knollwood Investment Advisory, LLC holds $6,301,754 across 7 Medical Devices names. PEN ranks #3 (10.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ELUT |
Elutia Inc.
|
2,556,724 | $2,505,589 | |
| 2 | DXCM |
Dexcom Inc
|
31,078 | $2,093,103 | |
| 3 | PEN |
Penumbra Inc
This page
|
2,013 | $635,604 | |
| 4 | BRKR |
Bruker Corp
|
7,600 | $457,368 | |
| 5 | ABT |
Abbott Laboratories
|
3,500 | $317,590 | |
| 6 | QSI |
Quantum-Si Inc
|
300,000 | $265,500 | |
| 7 | HYPR |
Hyperfine, Inc.
|
20,000 | $27,000 |
All Filings in PEN
Export CSV
9 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $635,604 | 2,013 | Shares | Sole | 2026-08-13 | |
| 2026-03-31 | $661,008 | 2,013 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $625,861 | 2,013 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $509,933 | 2,013 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $516,596 | 2,013 | Shares | Sole | 2025-08-13 | |
| 2025-03-31 | $538,296 | 2,013 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 | $478,047 | 2,013 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $391,146 | 2,013 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $362,279 | 2,013 | Shares | Sole | 2024-08-14 | |
| No filing history on record for this holder in this stock. | ||||||