Position in BSX
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$263,241,834
-$17,492,784 QoQ
Shares Held
4,195,089
+42.5% QoQ
Ownership
0.282%
of shares outstanding
% of Portfolio
3.19%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2020
9 quarters on record
Common Shares in BSX Over Time
Shares Held
Position Value (USD)
Derivatives in BSX
reported options exposure · as of Mar 31, 2026CallValue
$62,750,000
CallShares
1,000,000
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 Mar 31, 2026MAVERICK CAPITAL LTD holds $447,973,327 across 6 Medical Devices names. BSX ranks #1 (58.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | BSX |
Boston Scientific Corp
This page
|
4,195,089 | $263,241,834 | |
| 2 | ABT |
Abbott Laboratories
|
1,758,160 | $180,510,287 | |
| 3 | GMED |
Globus Medical Inc
|
15,660 | $1,349,265 | |
| 4 | ITGR |
Integer Holdings Corp
|
14,051 | $1,236,488 | |
| 5 | LIVN |
LivaNova PLC
|
15,044 | $956,196 | |
| 6 | IART |
Integra Lifesciences Holdings Corp
|
72,108 | $679,257 |
All Filings in BSX
Export CSV
10 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $62,750,000 | 1,000,000 | Call | Sole | 2026-05-15 | |
| 2026-03-31 | $263,241,834 | 4,195,089 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $280,734,618 | 2,944,254 | Shares | Sole | 2026-02-13 | |
| 2024-03-31 | $393,680 | 5,748 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $510,520 | 8,831 | Shares | Sole | 2024-02-14 | |
| 2021-09-30 | $2,713,089 | 62,528 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $4,070,580 | 95,196 | Shares | Sole | 2021-08-18 | |
| 2021-03-31 | $1,280,319 | 33,126 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $2,517,973 | 70,041 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $2,456,750 | 64,296 | Shares | Sole | 2020-11-16 | |
| No filing history on record for this holder in this stock. | ||||||