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Boston Scientific
BSX

877 hedge funds and large institutions have $56.3B invested in Boston Scientific in 2021 Q3 according to their latest regulatory filings, with 81 funds opening new positions, 342 increasing their positions, 286 reducing their positions, and 62 closing their positions.

New
Increased
Maintained
Reduced
Closed

38% more funds holding in top 10

Funds holding in top 10: 8 → 11 (+3)

31% more first-time investments, than exits

New positions opened: 81 | Existing positions closed: 62

20% more repeat investments, than reductions

Existing positions increased: 342 | Existing positions reduced: 286

1% more funds holding

Funds holding: 867 → 877 (+10)

2% more capital invested

Capital invested by funds: $55.3B → $56.3B (+$970M)

0.38% more ownership

Funds ownership: 91.12% → 91.5% (+0.38%)

37% less call options, than puts

Call options by funds: $299M | Put options by funds: $477M

Holders
877
Holders Change
+10
Holders Change %
+1.15%
% of All Funds
15.35%
Holding in Top 10
11
Holding in Top 10 Change
+3
Holding in Top 10 Change %
+37.5%
% of All Funds
0.19%
New
81
Increased
342
Reduced
286
Closed
62
Calls
$299M
Puts
$477M
Net Calls
-$178M
Net Calls Change
-$149M

Top Buyers

Rank Fund Capital Flow
1
BlackRock
BlackRock
New York
+$202M
2
Citigroup
Citigroup
New York
+$194M
3
Fidelity Investments
Fidelity Investments
Massachusetts
+$190M
4
NHAS
Novo Holdings A/S
Denmark
+$153M
5
OAC
OMERS Administration Corp
Ontario, Canada
+$118M

Top Sellers

Rank Fund Capital Flow
1
Viking Global Investors
Viking Global Investors
Connecticut
-$285M
2
Wellington Management Group
Wellington Management Group
Massachusetts
-$227M
3
OCBV
Ownership Capital B.V.
Netherlands
-$138M
4
DZ Bank
DZ Bank
Germany
-$124M
5
BG
Bollard Group
Massachusetts
-$116M
Name Holding Trade Value Shares
Change 		Change in
Stake
Two Sigma Advisers
26
Two Sigma Advisers
New York
$351M +$110M +2,483,000 +44%
Wells Fargo
27
Wells Fargo
California
$341M +$15.4M +348,398 +5%
Amundi
28
Amundi
France
$338M +$66.3M +1,498,957 +24%
Newport Trust Company
29
Newport Trust Company
District of Columbia
$332M -$10.4M -236,086 -3%
Charles Schwab
30
Charles Schwab
California
$319M +$31.4M +709,180 +11%
Canada Pension Plan Investment Board
31
Canada Pension Plan Investment Board
Ontario, Canada
$316M +$26.7M +603,112 +9%
Invesco
32
Invesco
Georgia
$311M -$4.67M -105,532 -1%
Citigroup
33
Citigroup
New York
$305M +$194M +4,384,714 +166%
Viking Global Investors
34
Viking Global Investors
Connecticut
$298M -$285M -6,449,411 -48%
UBS AM
35
UBS AM
Illinois
$276M -$16M -360,758 -5%
Fidelity International
36
Fidelity International
Bermuda
$269M +$96.3M +2,176,240 +54%
T. Rowe Price Associates
37
T. Rowe Price Associates
Maryland
$253M -$17.3M -390,328 -6%
O
38
OrbiMed
New York
$253M -$48.1M -1,087,000 -16%
Deutsche Bank
39
Deutsche Bank
Germany
$245M +$116M +2,616,068 +86%
Swiss National Bank
40
Swiss National Bank
Switzerland
$244M -$6.88M -155,500 -3%
MWNA
41
Marshall Wace North America
New York
$236M -$18.3M -413,523 -7%
Morgan Stanley
42
Morgan Stanley
New York
$207M +$7.41M +167,459 +4%
UBS Group
43
UBS Group
Switzerland
$207M +$21.6M +488,690 +11%
Citadel Advisors
44
Citadel Advisors
Florida
$205M -$33.1M -747,071 -14%
Two Sigma Investments
45
Two Sigma Investments
New York
$202M +$7.99M +180,634 +4%
JFL
46
Jarislowsky, Fraser Ltd
Quebec, Canada
$192M -$3.5M -79,147 -2%
Neuberger Berman Group
47
Neuberger Berman Group
New York
$190M -$77.8M -1,759,003 -29%
Prudential Financial
48
Prudential Financial
New Jersey
$190M +$38.7M +875,466 +25%
Assenagon Asset Management
49
Assenagon Asset Management
Luxembourg
$184M +$32.8M +740,282 +21%
SEI Investments
50
SEI Investments
Pennsylvania
$182M -$22.2M -501,007 -11%
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BSX Hedge Fund Activity: Q3 2021 in Review

877 of the 5,712 institutional investors tracked by Wall St. Rank reported a position in Boston Scientific (BSX) for Q3 2021, worth a combined $56.3B — up 1.8% from $55.3B a quarter earlier.

Buyers outnumbered sellers: 81 funds opened new BSX positions and 62 closed out — a net gain of 19 holders — while 342 added to existing stakes and 286 trimmed.

The largest buyer was BlackRock, adding an estimated $202M. The largest seller was Viking Global Investors, cutting an estimated $285M.

  • 877 institutional investors held Boston Scientific (BSX) as of Q3 2021, up from 867 in Q2 2021.
  • Funds reported $56.3B of Boston Scientific stock for Q3 2021, up 1.8% quarter-over-quarter.
  • 81 funds opened new Boston Scientific positions in Q3 2021 and 62 closed out, a net change of +19 holders.
  • The largest Boston Scientific buyer in Q3 2021 was BlackRock, an estimated $202M added.
  • The largest Boston Scientific seller in Q3 2021 was Viking Global Investors, an estimated $285M sold.

Based on aggregated 13F filings for Q3 2021.