Position in PEN
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$344,218,967
+$93,969,504 QoQ
Shares Held
1,090,163
+43.0% QoQ
Ownership
2.77%
of shares outstanding
% of Portfolio
0.68%
of 13F equity value
Holder Rank
#7
of 446 holders
Holding Since
Mar 2020
17 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 Dec 31, 2023CallValue
$10,061,600
CallShares
40,000
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, 2026Balyasny Asset Management L.P. holds $726,781,729 across 37 Medical Devices names. PEN ranks #1 (47.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | PEN |
Penumbra Inc
This page
|
1,090,163 | $344,218,967 | |
| 2 | MDT |
Medtronic plc
|
986,367 | $77,163,489 | |
| 3 | GKOS |
GLAUKOS Corp
|
491,636 | $68,711,047 | |
| 4 | ABT |
Abbott Laboratories
|
740,808 | $67,220,917 | |
| 5 | EW |
Edwards Lifesciences Corp
|
456,202 | $41,268,032 | |
| 6 | 739,829 | $18,406,945 | |||
| 7 | BBNX |
Beta Bionics, Inc.
|
855,682 | $13,408,536 | |
| 8 | AXGN |
Axogen, Inc.
|
253,498 | $11,709,072 |
All Filings in PEN
Export CSV
20 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $344,218,967 | 1,090,163 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $250,249,463 | 762,096 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $50,339,749 | 161,911 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $43,475,538 | 171,623 | Shares | Sole | 2025-11-14 | |
| 2025-03-31 | $29,700,693 | 111,068 | Shares | Sole | 2025-05-15 | |
| 2024-03-31 | $28,178,929 | 126,261 | Shares | Sole | 2024-05-13 | |
| 2023-12-31 | $7,386,975 | 29,367 | Shares | Sole | 2024-02-14 | |
| 2023-12-31 | $10,061,600 | 40,000 | Call | Sole | 2024-02-14 | |
| 2023-09-30 | $18,868,980 | 78,000 | Call | Sole | 2023-11-14 | |
| 2023-09-30 | $32,854,280 | 135,812 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $38,120,815 | 110,797 | Shares | Sole | 2023-08-14 | |
| 2022-12-31 | $21,031,590 | 94,541 | Shares | Other | 2023-02-14 | |
| 2022-09-30 | $7,384,351 | 38,947 | Shares | Other | 2022-11-15 | |
| 2022-09-30 | $2,464,800 | 13,000 | Call | Sole | 2022-11-15 | |
| 2022-06-30 | $18,969,999 | 152,345 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $29,051,494 | 130,786 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $36,520,670 | 127,108 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $30,730,381 | 115,311 | Shares | Sole | 2021-12-01 | |
| 2021-06-30 | $15,125,371 | 55,190 | Shares | Sole | 2021-08-16 | |
| 2020-03-31 | $10,745,868 | 66,608 | Shares | Sole | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||