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Boston Scientific Corp

BSX
Exchange
NYSE
Industry
Surgical & Medical Instruments & Apparatus
SEC CIK
0000885725

In the last 90 days, Boston Scientific Corp insiders filed 5 open-market purchases and 0 sales; 1,486 institutions reported holding it in 13F filings for Q2 2026, worth $57.3B in total; Maverick Capital is the only superinvestor holding it.

13F holders, Q1 2022

Institutional positions in Boston Scientific Corp as of Mar 31, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
909
+25 vs. Q4 2021
Shares held
1.29B
−2.34M (−0.2%) vs. Q4 2021
Total value
$57.0B
+$2.21B (+4.0%) vs. Q4 2021
New holders
108
357 more added
Sold out
83
287 more reduced

8 institutions that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2021: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting BSX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2022: 909 institutions
Q1 2021: 836 institutionsQ2 2021: 873 institutionsQ3 2021: 884 institutionsQ4 2021: 892 institutionsQ1 2022: 909 institutionsQ2 2022: 882 institutionsQ3 2022: 866 institutionsQ4 2022: 930 institutionsQ1 2023: 1,000 institutionsQ2 2023: 1,069 institutionsQ3 2023: 1,060 institutionsQ4 2023: 1,151 institutionsQ1 2024: 1,227 institutionsQ2 2024: 1,325 institutionsQ3 2024: 1,403 institutionsQ4 2024: 1,520 institutionsQ1 2025: 1,649 institutionsQ2 2025: 1,694 institutionsQ3 2025: 1,715 institutionsQ4 2025: 1,794 institutionsQ1 2026: 1,683 institutionsQ2 2026: 1,486 institutions
Value heldQ1 2022: $57.0B
Q1 2021: $49.9BQ2 2021: $55.3BQ3 2021: $56.6BQ4 2021: $54.8BQ1 2022: $57.0BQ2 2022: $48.6BQ3 2022: $50.9BQ4 2022: $60.5BQ1 2023: $65.7BQ2 2023: $71.6BQ3 2023: $70.6BQ4 2023: $77.3BQ1 2024: $90.9BQ2 2024: $102.2BQ3 2024: $111.0BQ4 2024: $119.8BQ1 2025: $135.2BQ2 2025: $145.4BQ3 2025: $131.1BQ4 2025: $130.0BQ1 2026: $84.2BQ2 2026: $57.3B
Institutions holding BSX and their total value by quarter
QuarterHoldersValue
Q2 20261,486$57.3B
Q1 20261,683$84.2B
Q4 20251,794$130.0B
Q3 20251,715$131.1B
Q2 20251,694$145.4B
Q1 20251,649$135.2B
Q4 20241,520$119.8B
Q3 20241,403$111.0B
Q2 20241,325$102.2B
Q1 20241,227$90.9B
Q4 20231,151$77.3B
Q3 20231,060$70.6B
Q2 20231,069$71.6B
Q1 20231,000$65.7B
Q4 2022930$60.5B
Q3 2022866$50.9B
Q2 2022882$48.6B
Q1 2022909$57.0B
Q4 2021892$54.8B
Q3 2021884$56.6B
Q2 2021873$55.3B
Q1 2021836$49.9B

Institutions, Q1 2022

Shares, value and share of portfolio for each institution holding Boston Scientific Corp; share changes are against Q4 2021.

Institutions holding BSX in Q1 2022
InstitutionSharesValue% of portfolioChange in sharesAction
HSBC Holdings PLC1,200,900$53.6M0.07%−33,696−2.7%Reduced
Calamos Advisors LLC1,222,063$54.1M0.21%+105,492+9.4%Added
STRS Ohio1,285,660$56.9M0.21%+215,612+20.1%Added
Magnetar Financial LLC1,318,820$58.4M0.63%+304,276+30.0%Added
Glenview Capital Management, LLC1,384,629$61.3M1.25%+285,945+26.0%Added
Retirement Systems of Alabama1,419,142$62.9M0.23%−280.0%Reduced
Stifel Financial Corp1,488,827$65.9M0.09%+26,663+1.8%Added
Ameriprise Financial Inc1,512,324$66.6M0.02%−506,366−25.1%Reduced
New York State Teachers Retirement System1,551,636$68.7M0.14%00.0%Unchanged
State of Wisconsin Investment Board1,551,701$68.7M0.14%−847,815−35.3%Reduced
Korea Investment CORP1,566,282$69.4M0.17%−48,070−3.0%Reduced
Anchor Capital Advisors LLC1,571,490$69.6M1.49%−6,261−0.4%Reduced
Toronto Dominion Bank1,634,973$72.4M0.11%+766,610+88.3%Added
State Board of Administration of Florida Retirement System1,653,736$73.2M0.14%−22,595−1.3%Reduced
Principal Financial Group Inc1,660,119$73.5M0.05%−14,648−0.9%Reduced
Steadfast Capital Management LP1,710,408$75.8M1.60%+1,710,408New
Alliancebernstein L.P.1,750,835$77.5M0.03%+43,695+2.6%Added
Mirae Asset Global Investments Co., Ltd.1,779,725$78.8M0.17%+14,447+0.8%Added
RE Advisers Corp1,821,526$80.7M1.98%+242,400+15.4%Added
Public Employees Retirement Association of Colorado1,826,631$80.9M0.37%−48,643−2.6%Reduced
Woodline Partners LP1,831,659$81.1M1.35%+1,831,659New
HealthCor Management, L.P.1,850,450$82.0M5.67%+586,780+46.4%Added
Ensign Peak Advisors, Inc1,857,806$82.3M0.17%−64,901−3.4%Reduced
Raymond James & Associates1,871,288$82.9M0.07%−310,350−14.2%Reduced
Hotchkis & Wiley Capital Management LLC1,941,600$86.0M0.27%−6,800−0.3%Reduced
Adage Capital Partners GP, L.L.C.1,988,016$88.0M0.17%+669,600+50.8%Added
National Pension Service2,026,793$89.8M0.16%+26,572+1.3%Added
Price T Rowe Associates Inc2,037,461$90.2M0.01%−3,778,489−65.0%Reduced
Barclays PLC2,044,320$90.5M0.07%−607,129−22.9%Reduced
AXA S.A.2,049,167$90.8M0.26%+306,950+17.6%Added
Citigroup Inc2,076,748$92.0M0.10%+80,752+4.0%Added
Polar Capital Holdings Plc2,156,268$95.5M0.56%+29,209+1.4%Added
Credit Suisse AG2,162,356$95.8M0.08%+60,757+2.9%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.2,208,611$97.8M0.34%+142,567+6.9%Added
Royal Bank of Canada2,306,887$102.2M0.03%+562,733+32.3%Added
California State Teachers Retirement System2,424,625$107.4M0.14%−140,737−5.5%Reduced
TCW Group Inc2,441,744$108.1M1.03%−113,437−4.4%Reduced
Putnam Investments LLC2,453,166$108.7M0.16%+1,320,960+116.7%Added
Bank of Montreal2,443,881$109.3M0.06%+636,639+35.2%Added
Boston Partners2,485,649$110.1M0.13%+50,301+2.1%Added
Rhumbline Advisers2,565,033$113.6M0.15%+76,742+3.1%Added
Bridgewater Associates, LP2,646,012$117.2M0.47%+818,484+44.8%Added
Caisse de Depot Et Placement du Quebec2,655,000$117.6M0.28%−200,000−7.0%Reduced
Point72 Asset Management, L.P.2,720,800$120.5M0.53%+817,822+43.0%Added
California Public Employees Retirement System2,759,105$122.2M0.09%−248,532−8.3%Reduced
Dimensional Fund Advisors LP2,958,139$131.0M0.04%−72,091−2.4%Reduced
New York State Common Retirement Fund2,983,595$132.1M0.14%−36,681−1.2%Reduced
Assenagon Asset Management S.A.3,078,389$136.3M0.44%+1,057,577+52.3%Added
Deutsche Bank AG3,115,896$138.0M0.06%−139,196−4.3%Reduced
KBC Group NV3,286,415$145.6M0.58%+357,349+12.2%Added
Novo Holdings A/S3,463,577$153.4M8.09%00.0%Unchanged
Omers Administration Corp3,487,160$154.4M1.98%00.0%Unchanged
Fisher Asset Management, LLC3,504,980$155.2M0.09%+130,838+3.9%Added
Allspring Global Investments Holdings, LLC3,533,202$156.5M0.20%−59,806−1.7%Reduced
SEI Investments Co3,585,895$158.8M0.32%−595,456−14.2%Reduced
Prudential Financial Inc3,744,198$165.8M0.22%−453,728−10.8%Reduced
Millennium Management LLC3,869,553$171.4M0.21%+1,913,336+97.8%Added
Sumitomo Mitsui Trust Holdings, Inc.3,874,643$171.6M0.11%−27,090−0.7%Reduced
Holocene Advisors, LP3,900,150$172.7M0.91%+619,103+18.9%Added
Bellevue Group AG3,913,947$173.3M2.01%+949,916+32.0%Added
Two Sigma Investments, LP3,925,476$173.9M0.52%−177,090−4.3%Reduced
Eaton Vance Management4,119,331$182.4M0.21%+351,663+9.3%Added
Jarislowsky, Fraser Ltd4,378,200$193.9M1.03%−55,074−1.2%Reduced
Parametric Portfolio Associates LLC4,399,316$194.8M0.10%+560,736+14.6%Added
Pictet Asset Management SA4,412,780$195.4M0.22%+76,084+1.8%Added
Wells Fargo & Company4,584,775$203.1M0.05%+669,036+17.1%Added
OrbiMed Advisors LLC4,599,500$203.7M3.31%−952,800−17.2%Reduced
Morgan Stanley4,723,156$209.2M0.03%−144,627−3.0%Reduced
DSM Capital Partners LLC5,029,139$222.7M2.98%+1,174,491+30.5%Added
Neuberger Berman Group LLC5,226,860$231.5M0.20%+1,076,827+25.9%Added
Arrowstreet Capital, Limited Partnership5,430,814$240.5M0.30%+2,157,849+65.9%Added
UBS Group AG5,516,020$244.3M0.10%+205,393+3.9%Added
UBS Asset Management Americas Inc5,667,544$251.0M0.11%−26,416−0.5%Reduced
Swiss National Bank6,171,980$273.4M0.15%+760,000+14.0%Added
Invesco Ltd.6,784,633$300.5M0.08%−623,532−8.4%Reduced
Voya Investment Management LLC7,019,243$310.9M0.64%+5,371,998+326.1%Added
Two Sigma Advisers, LP7,532,260$333.6M0.89%−849,000−10.1%Reduced
Charles Schwab Investment Management Inc7,800,055$345.5M0.10%+245,797+3.3%Added
FIL Ltd7,848,049$347.6M0.36%+847,580+12.1%Added
Canada Pension Plan Investment Board8,519,509$377.3M0.51%+1,028,573+13.7%Added
Standard Life Aberdeen plc8,692,204$391.2M1.00%−355,817−3.9%Reduced
Nuveen Asset Management, LLC9,390,706$416.2M0.14%+2,021,204+27.4%Added
Amundi9,390,245$422.2M0.29%+1,812,929+23.9%Added
Marshall Wace, LLP9,540,382$422.5M0.88%+3,182,702+50.1%Added
Bank of America Corp9,934,129$440.0M0.05%−50,408−0.5%Reduced
Lazard Asset Management LLC10,236,078$453.4M0.53%+336,929+3.4%Added
Legal & General Group Plc10,756,786$476.4M0.14%+880,914+8.9%Added
Viking Global Investors LPSuperinvestorViking Global Investors12,839,142$568.6M2.30%−6,122,359−32.3%Reduced
Citadel Advisors LLC12,943,730$573.3M0.66%+6,424,582+98.5%Added
Norges Bank13,371,173$592.2M0.13%+115,346+0.9%Added
Vontobel Asset Management Inc13,013,297$603.8M4.00%−750,992−5.5%Reduced
Northern Trust Corp13,867,256$614.2M0.11%+45,404+0.3%Added
Parnassus Investments15,734,750$696.9M1.41%+194,219+1.2%Added
Farallon Capital Management, L.L.C.15,740,257$697.1M3.85%−1,074,324−6.4%Reduced
Bank of New York Mellon Corp16,137,330$714.7M0.14%+2,043,094+14.5%Added
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main16,717,555$740.4M1.13%+6,837,140+69.2%Added
Artisan Partners Limited Partnership17,474,096$773.9M1.03%−3,324,605−16.0%Reduced
Goldman Sachs Group Inc17,845,450$790.4M0.20%−1,110,661−5.9%Reduced
Geode Capital Management, LLC23,060,589$1.02B0.13%+706,421+3.2%Added
Bollard Group LLC26,633,872$1.18B37.74%−329,826−1.2%Reduced