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Boston Scientific Corp. (BSX) — Hedge Fund Ownership Q1 2026

BSX
Q1 2026Q4 2025Q3 2025Q2 2025
  • Boston Scientific Corp. (BSX) is held by 5 of 82 tracked hedge funds, with Maverick Capital (4%) and Polen Capital Management (0.3%) holding the largest stakes, indicating limited hedge fund interest relative to peers.
  • The biggest increases in BSX holdings came from Maverick Capital (+76%), highlighting conviction.
  • The biggest decreases in BSX holdings came from Polen Capital Management (-86%) and Lone Pine Capital (-48%), suggesting profit-taking or de-risking.
  • 2 hedge funds exited BSX, led by Egerton Capital (6%).
  • Overall, hedge funds decreased exposure to Boston Scientific Corp. (BSX) by -61% vs the prior quarter and -96% vs prior year.
# Fund % of Portfolio † Shares † Shares vs Prior Quarter † Shares vs Prior Year † Aggregate Value † Reported Price * Option
1
Maverick Capital
Lee Ainslie
3.79% 5.2M +76.45% $326.0M $62.75
2
Polen Capital Management
0.25% 580K -85.58% $36.4M $62.75
3
Lone Pine Capital
Stephen Mandel
0.05% 105K -48.11% $6.6M $62.75
4
Mairs & Power
0.01% 10K -1.31% $638,544 $62.75
5
Dodge & Cox
0.00% 89K -3.06% $5.6M $62.75
Egerton Capital
John Armitage
EXITED
Viking Global Investors
Andreas Halvorsen
EXITED
5 Total 6.0M -60.56% -96.00% $375.2M
* Reported price is not an actual purchase or sale price. It is the price as of the last portfolio date.
† Portfolio value, share counts, and period-over-period changes exclude options positions (PUT/CALL), which are shown in the Option column for reference only.