Position in BSX
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$215,153,184
-$211,165,152 QoQ
Shares Held
3,428,736
-23.3% QoQ
Ownership
0.231%
of shares outstanding
% of Portfolio
0.52%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2020
22 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in BSX Over Time
Shares Held
Position Value (USD)
Derivatives in BSX
reported options exposure · as of Mar 31, 2026CallValue
$93,384,550
CallShares
1,488,200
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, 2026Holocene Advisors, LP holds $844,866,051 across 15 Medical Devices names. BSX ranks #1 (25.5% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | BSX |
Boston Scientific Corp
This page
|
3,428,736 | $215,153,184 | |
| 2 | GKOS |
GLAUKOS Corp
|
1,383,715 | $148,970,756 | |
| 3 | IRTC |
iRhythm Holdings, Inc.
|
1,248,658 | $147,366,617 | |
| 4 | ABT |
Abbott Laboratories
|
790,916 | $81,203,345 | |
| 5 | GMED |
Globus Medical Inc
|
773,834 | $66,673,537 | |
| 6 | EW |
Edwards Lifesciences Corp
|
738,099 | $59,106,967 | |
| 7 | ZBH |
Zimmer Biomet Holdings, Inc.
|
593,705 | $53,682,806 | |
| 8 | PEN |
Penumbra Inc
|
110,614 | $36,322,319 |
All Filings in BSX
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $215,153,184 | 3,428,736 | Shares | Sole | 2026-05-15 | |
| 2026-03-31 | $93,384,550 | 1,488,200 | Call | Sole | 2026-05-15 | |
| 2025-12-31 | $426,318,336 | 4,471,089 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $288,092,949 | 2,950,865 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $449,084,861 | 4,181,034 | Shares | Sole | 2025-08-14 | |
| 2025-06-30 | $158,537,160 | 1,476,000 | Call | Sole | 2025-08-14 | |
| 2025-03-31 | $190,234,661 | 1,885,752 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $273,113,764 | 3,057,700 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $335,001,561 | 3,997,632 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $311,153,514 | 4,040,430 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $396,420,051 | 5,787,999 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $455,841,041 | 7,885,159 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $368,371,660 | 6,976,736 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $328,421,877 | 6,071,767 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $217,840,525 | 4,354,198 | Shares | Sole | 2023-05-15 | |
| 2022-09-30 | $131,638,893 | 3,398,887 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $133,488,766 | 3,581,668 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $172,737,643 | 3,900,150 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $139,378,876 | 3,281,047 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $118,028,827 | 2,720,185 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $36,666,700 | 857,500 | Call | Sole | 2021-08-16 | |
| 2021-06-30 | $112,990,948 | 2,642,445 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $192,165,442 | 4,971,939 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $18,604,376 | 517,507 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $82,829,574 | 2,167,746 | Shares | Sole | 2020-11-16 | |
| No filing history on record for this holder in this stock. | ||||||