13FBOX
BOSTON SCIENTIFIC CORP COM · 13F Institutional Holdings
Options Calculator Rankings

BOSTON SCIENTIFIC CORP COM

BSX
Institutions
1478
Combined AUM (Q2 2026)
$59.75B
Combined Shares (Q2 2026)
1.39B
Overall Trend
Increase
All institutions combined
📥 Inflow (Q1 2026→Q2 2026)
+219.1M
721 · 156 New Buys · ≈
📤 Outflow (Q1 2026→Q2 2026)
-213.7M
954 · 341 Exit · ≈
⚖️ Net
+5.3M
Net Buy
💰 Net Value
≈ —
est. price
Latest AUM (Q2 2026)
$59.75B
Institutions
1478
New Buys
156
Adds
565
Reduces
613
Exits
341
Unchanged
144
Ownership TrendPortfolio %Prev Q %RankQ2 2026 ValueQ2 2026 SharesPrev Q ValuePrev Q SharesShares ChangeAction
BlackRock, Inc.
0.08%0.14%#482$5.53B129.7M$8.27B131.8M-2.1M-1.62%Reduce
VANGUARD CAPITAL MANAGEMENT LLC
0.09%0.15%#453$4.14B97.1M$6.05B96.4M+675,985+0.70%Add
STATE STREET CORP
0.09%0.15%#452$2.99B70.1M$4.27B68.0M+2.1M+3.12%Add
PRIMECAP MANAGEMENT CO/CA/
1.28%1.61%#35$2.16B50.5M$2.04B32.5M+18.0M+55.31%Add
FMR LLC
0.08%0.24%#470$1.95B45.7M$4.66B74.2M-28.5M-38.43%Reduce
MASSACHUSETTS FINANCIAL SERVICES CO /MA/
0.49%0.24%#120$1.50B24.9M$716.9M11.0M+13.9M+126.06%Add
JANE STREET GROUP, LLC
0.12%0.05%#366$1.44B33.8M$408.3M6.5M+27.3M+418.95%Add
GEODE CAPITAL MANAGEMENT, LLC
0.08%0.13%#512$1.42B33.4M$2.08B33.3M+154,345+0.46%Add
VANGUARD PORTFOLIO MANAGEMENT LLC
0.06%0.1%#594$1.27B29.8M$1.87B29.8M-3,417-0.01%Reduce
D. E. Shaw & Co., Inc.
0.55%0.92%#105$1.16B27.3M$1.53B24.4M+2.8M+11.60%Add
JPMORGAN CHASE & CO
0.06%0.13%#596$1.04B23.9M$2.10B33.4M-9.4M-28.31%Reduce
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
0.44%0.47%#132$994.2M23.3M$871.7M13.9M+9.4M+67.68%Add
NORGES BANK
0.09%0.28%#446$903.5M21.2M$2.01B20.0M+1.2M+6.01%Add
TWO SIGMA INVESTMENTS, LP
0.6%0.48%#90$828.9M19.4M$590.9M9.4M+10.0M+106.24%Add
GOLDMAN SACHS GROUP INC
0.07%0.14%#533$819.8M19.2M$1.22B19.4M-158,882-0.82%Reduce
MORGAN STANLEY
0.04%0.12%#682$808.7M18.9M$2.02B20.7M-1.8M-8.53%Reduce
Jupiter Topco LLC
0.33%#172$803.4M18.8M$00+18.8MNew Buy
Bollard Group LLC
23.93%35.51%#1$786.2M18.4M$1.16B18.5M-111,453-0.60%Reduce
Capital World Investors
0.08%0.13%#468$717.6M16.8M$960.7M15.3M+1.5M+9.81%Add
UBS Group AG
0.09%0.15%#441$711.5M16.7M$992.2M15.8M+859,248+5.43%Add
WELLINGTON MANAGEMENT GROUP LLP
0.11%0.22%#381$653.1M15.3M$1.18B18.8M-3.5M-18.75%Reduce
Amundi
0.15%0.24%#312$610.2M14.3M$886.2M14.1M+173,208+1.23%Add
Capital Research Global Investors
0.08%0.07%#471$605.3M14.2M$444.3M7.1M+7.1M+100.27%Add
FRANKLIN RESOURCES INC
0.12%0.2%#362$596.7M14.0M$922.9M14.7M-726,418-4.94%Reduce
Invesco Ltd.
0.05%0.08%#655$589.0M13.8M$568.0M9.1M+4.7M+52.46%Add
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
0.1%0.18%#405$558.7M13.1M$848.0M13.5M-422,290-3.12%Reduce
BANK OF AMERICA CORP /DE/
0.04%0.1%#741$556.0M13.0M$1.43B22.8M-9.7M-42.75%Reduce
NORTHERN TRUST CORP
0.06%0.11%#558$553.3M13.0M$839.2M13.4M-409,243-3.06%Reduce
FIL Ltd
0.37%0.15%#152$526.3M12.3M$201.7M3.2M+9.1M+283.68%Add
FARALLON CAPITAL MANAGEMENT, L.L.C.
2.07%2.67%#12$449.0M10.5M$468.8M7.5M+3.1M+40.83%Add
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main
0.33%0.79%#166$434.2M10.2M$888.5M14.2M-4.0M-28.25%Reduce
CITADEL ADVISORS LLC
0.05%0.07%#636$433.4M10.2M$422.9M6.7M+3.4M+50.68%Add
Legal & General Group Plc
0.09%0.15%#445$431.9M10.1M$665.2M10.6M-481,502-4.54%Reduce
AQR CAPITAL MANAGEMENT LLC
0.14%0.15%#316$413.2M9.7M$327.3M5.2M+4.4M+84.77%Add
CANADA PENSION PLAN INVESTMENT BOARD
0.22%0.33%#246$395.3M9.3M$504.3M8.0M+1.2M+15.26%Add
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
0.05%0.09%#619$393.6M9.2M$575.4M9.2M+52,971+0.58%Add
Qube Research & Technologies Ltd
0.36%0.4%#157$391.0M9.2M$355.6M5.7M+3.5M+61.66%Add
Nuveen, LLC
0.09%0.2%#454$371.1M8.7M$736.3M11.7M-3.0M-25.90%Reduce
VANGUARD FIDUCIARY TRUST CO
0.08%0.13%#495$356.2M8.3M$526.0M8.4M-36,757-0.44%Reduce
ROYAL BANK OF CANADA
0.05%0.07%#624$345.8M8.1M$393.6M6.3M+1.8M+29.16%Add
Bank of New York Mellon Corp
0.06%0.11%#602$339.0M7.9M$598.9M9.5M-1.6M-16.77%Reduce
BNP PARIBAS FINANCIAL MARKETS
0.16%0.17%#296$332.6M7.6M$340.3M5.1M+2.5M+49.31%Add
PRICE T ROWE ASSOCIATES INC /MD/
0.03%0.06%#790$301.8M7.1M$494.1M7.9M-802,956-10.20%Reduce
SUSQUEHANNA INTERNATIONAL GROUP, LLP
0.02%0.05%#874$279.7M6.6M$445.3M7.1M-542,759-7.65%Reduce
DEUTSCHE BANK AG\
0.07%0.14%#518$254.2M6.0M$417.5M6.7M-696,222-10.46%Reduce
MAVERICK CAPITAL LTD
2.24%3.76%#9$253.4M5.9M$326.0M5.2M+742,464+14.29%Add
Ensign Peak Advisors, Inc
0.41%0.53%#139$251.0M5.9M$282.8M4.5M+1.4M+30.49%Add
DIMENSIONAL FUND ADVISORS LP
0.05%0.08%#665$248.6M5.8M$382.7M6.1M-273,479-4.48%Reduce
MILLENNIUM MANAGEMENT LLC
0.08%0.13%#494$232.1M5.9M$303.5M5.3M+602,663+11.29%Add
BNP Paribas Asset Management Holding S.A.
0.23%#235$229.7M5.4M$00+5.4MNew Buy

🧭 Institutional Sector Flow Heatmap

Net Outflow Net Inflow