Position in BSX
as of Mar 31, 2026
· filed May 13, 2026
Position Value
$1,814,416
-$33,456,025 QoQ
Shares Held
28,915
-92.2% QoQ
Ownership
0.002%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2023
13 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in BSX Over Time
Shares Held
Position Value (USD)
Derivatives in BSX
reported options exposure · as of Mar 31, 2026CallValue
$144,325
CallShares
2,300
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, 2026PICTON MAHONEY ASSET MANAGEMENT holds $34,806,812 across 9 Medical Devices names.
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | PEN |
Penumbra Inc
|
75,200 | $23,744,400 | |
| 2 | MDT |
Medtronic plc
|
121,805 | $9,528,805 | |
| 3 | GMED |
Globus Medical Inc
|
14,433 | $1,140,351 | |
| 4 | DXCM |
Dexcom Inc
|
5,615 | $378,170 | |
| 5 | LIVN |
LivaNova PLC
|
74 | $6,085 | |
| 6 | 150 | $3,732 | |||
| 7 | AHCO |
AdaptHealth Corp.
|
270 | $2,813 | |
| 8 | ATEC |
Alphatec Holdings, Inc.
|
284 | $2,456 |
All Filings in BSX
Export CSV
15 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $144,325 | 2,300 | Call | Sole | 2026-05-13 | |
| 2026-03-31 | $1,814,416 | 28,915 | Shares | Sole | 2026-05-13 | |
| 2025-12-31 | $35,270,441 | 369,905 | Shares | Sole | 2026-02-11 | |
| 2025-12-31 | $57,210,000 | 600,000 | Call | Sole | 2026-02-11 | |
| 2025-09-30 | $33,204,255 | 340,103 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $35,699,754 | 332,369 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $29,705,629 | 294,465 | Shares | Sole | 2025-05-07 | |
| 2024-12-31 | $25,109,727 | 281,121 | Shares | Sole | 2025-04-02 | |
| 2024-09-30 | $23,797,440 | 283,979 | Shares | Sole | 2024-11-04 | |
| 2024-06-30 | $22,195,668 | 288,218 | Shares | Sole | 2024-07-31 | |
| 2024-03-31 | $20,207,906 | 295,049 | Shares | Sole | 2024-05-09 | |
| 2023-12-31 | $17,229,808 | 298,042 | Shares | Sole | 2024-02-06 | |
| 2023-09-30 | $13,104,220 | 248,186 | Shares | Sole | 2023-11-06 | |
| 2023-06-30 | $8,592,899 | 158,863 | Shares | Sole | 2023-08-03 | |
| 2023-03-31 | $7,189,811 | 143,710 | Shares | Sole | 2023-05-08 | |
| No filing history on record for this holder in this stock. | ||||||