Position in PEN
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$54,080,712
+$22,560,476 QoQ
Shares Held
171,277
+78.4% QoQ
Ownership
0.435%
of shares outstanding
% of Portfolio
11.94%
of 13F equity value
Holder Rank
#43
of 446 holders
Holding Since
Mar 2026
2 quarters on record
Voting authority
Sole 62%
Shared 38%
None 0%
Common Shares in PEN Over Time
Shares Held
Position Value (USD)
Position in Medical Devices
Healthcare · as of Jun 30, 2026Birnam Oak Advisors, LP holds $54,080,712 across 1 Medical Devices name. PEN ranks #1 (100.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | PEN |
Penumbra Inc
This page
|
171,277 | $54,080,712 |
All Filings in PEN
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2 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $54,080,712 | 171,277 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $31,520,236 | 95,990 | Shares | Sole | 2026-05-12 | |
| No filing history on record for this holder in this stock. | ||||||