Which hedge funds own BSX? BOSTON SCIENTIFIC CORP, Q2 2026 13F holders
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21 of the hedge funds tracked by WhaleCreep disclosed a position in BSX (BOSTON SCIENTIFIC CORP) in their Q2 2026 13F filings, worth $2.7bn in total. The largest holder by portfolio weight is Farallon Capital Management at 2.6% of its book. 3 managers opened a new position this quarter: Senator Investment Group, Moore Capital Management, Glenview Capital Management. 3 exited: Davidson Kempner Capital Management, Lone Pine Capital, Sands Capital Management.
21tracked managers holding
3opened this quarter
3exited this quarter
Which hedge funds hold BSX? Current holders by portfolio weight
| Manager | As of | Weight of book | Value | Shares | Δ shares | Action |
|---|---|---|---|---|---|---|
| Farallon Capital Management | Q2 2026 | 2.6% | $449.0m | 10,521,184 | 41% | added |
| Maverick Capital | Q2 2026 | 2.3% | $253.4m | 5,937,553 | 42% | added |
| D. E. Shaw & Co | Q2 2026 | 0.7% | $1.1bn | 25,457,409 | 5% | added |
| Avidity Partners | Q2 2026 | 0.5% | $3.4m | 80,000 | 33% | added |
| Senator Investment Group | Q2 2026 | 0.5% | $12.8m | 300,000 | – | new |
| Tudor Investment | Q2 2026 | 0.3% | $63.1m | 1,477,637 | 134% | added |
| First Manhattan | Q2 2026 | 0.2% | $72.4m | 1,697,334 | -65% | reduced |
| Moore Capital Management | Q2 2026 | 0.2% | $8.1m | 189,256 | – | new |
| Millennium Management | Q2 2026 | 0.1% | $210.7m | 5,437,567 | 25% | added |
| Renaissance Technologies LLC | Q2 2026 | 0.1% | $102.9m | 2,412,005 | -23% | reduced |
| Suvretta Capital Management | Q2 2026 | 0.1% | $6.0m | 140,083 | 13% | added |
| Citadel Advisors | Q2 2026 | 0.1% | $212.9m | 4,987,748 | 18% | added |
| Glenview Capital Management | Q2 2026 | 0.1% | $4.8m | 113,096 | – | new |
| Marshall Wace | Q2 2026 | 0.1% | $103.0m | 2,414,223 | -33% | reduced |
| Holocene Advisors | Q2 2026 | 0.1% | $34.4m | 806,732 | -76% | reduced |
| Bridgewater Associates | Q2 2026 | 0.1% | $18.9m | 442,036 | 474% | added |
| Woodline Partners | Q2 2026 | 0.0% | $13.8m | 324,406 | 12% | added |
| Brevan Howard Capital Management | Q2 2026 | 0.0% | $2.9m | 68,883 | -60% | reduced |
| Point72 Asset Management LP | Q2 2026 | 0.0% | $15.6m | 365,241 | -90% | reduced |
| Ancora Advisors | Q2 2026 | 0.0% | $153.0k | 3,585 | -55% | reduced |
| Polen Capital Management | Q2 2026 | 0.0% | $202.7k | 4,750 | -99% | reduced |
Exited since the previous quarter
| Manager | Prior weight | Prior value |
|---|---|---|
| Davidson Kempner Capital Management | 0.2% | $4.0m |
| Lone Pine Capital | 0.2% | $6.6m |
| Sands Capital Management | 7.5% | $46.2m |
Held in a manager's last filing on record
These managers have not filed for the latest quarter; their last disclosure is dated.
| Manager | Last filing | Weight |
|---|---|---|
| Boston Omaha | Q4 2024 | 0.0% |
| Caxton Associates | Q4 2024 | 2.0% |
How has hedge fund ownership of BSX changed?
| Quarter | Managers holding | Combined value |
|---|---|---|
| Q2 2026 | 21 | $2.7bn |
| Q1 2026 | 21 | $4.1bn |
| Q4 2025 | 17 | $3.5bn |
| Q3 2025 | 14 | $2.5bn |
| Q2 2025 | 14 | $2.1bn |
| Q1 2025 | 15 | $1.4bn |
| Q4 2024 | 16 | $1.7bn |
| Q3 2024 | 18 | $1.8bn |
| Q2 2024 | 15 | $1.6bn |
| Q1 2024 | 16 | $1.6bn |
| Q4 2023 | 16 | $1.9bn |
| Q3 2023 | 14 | $1.7bn |
| Q2 2023 | 14 | $1.3bn |
| Q1 2023 | 15 | $1.1bn |
| Q4 2022 | 11 | $1.4bn |
| Q3 2022 | 13 | $1.7bn |
Counts every tracked manager that disclosed BSX in that quarter's filing, including managers that have since stopped filing.