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Wesco International Inc

WCC
Exchange
NYSE
Industry
Wholesale-Electrical Apparatus & Equipment, Wiring Supplies
SEC CIK
0000929008

In the last 90 days, Wesco International Inc insiders filed 1 open-market purchase and 2 sales; 704 institutions reported holding it in 13F filings for Q2 2026, worth $16.2B in total; Baupost Group is the only superinvestor holding it.

13F holders, Q2 2026

Institutional positions in Wesco International Inc as of Jun 30, 2026. 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
704
+88 vs. Q1 2026
Shares held
47.0M
−1.75M (−3.6%) vs. Q1 2026
Total value
$16.2B
+$2.89B (+21.7%) vs. Q1 2026
New holders
124
207 more added
Sold out
36
279 more reduced

8 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting WCC 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 holdersQ2 2026: 704 institutions
Q1 2021: 284 institutionsQ2 2021: 280 institutionsQ3 2021: 305 institutionsQ4 2021: 348 institutionsQ1 2022: 340 institutionsQ2 2022: 352 institutionsQ3 2022: 368 institutionsQ4 2022: 375 institutionsQ1 2023: 431 institutionsQ2 2023: 446 institutionsQ3 2023: 407 institutionsQ4 2023: 439 institutionsQ1 2024: 455 institutionsQ2 2024: 483 institutionsQ3 2024: 505 institutionsQ4 2024: 528 institutionsQ1 2025: 531 institutionsQ2 2025: 530 institutionsQ3 2025: 561 institutionsQ4 2025: 619 institutionsQ1 2026: 624 institutionsQ2 2026: 704 institutions
Value heldQ2 2026: $16.2B
Q1 2021: $4.06BQ2 2021: $4.83BQ3 2021: $5.45BQ4 2021: $6.22BQ1 2022: $6.20BQ2 2022: $5.14BQ3 2022: $5.77BQ4 2022: $6.01BQ1 2023: $7.39BQ2 2023: $9.19BQ3 2023: $6.97BQ4 2023: $8.33BQ1 2024: $8.07BQ2 2024: $7.57BQ3 2024: $7.67BQ4 2024: $8.37BQ1 2025: $7.37BQ2 2025: $8.97BQ3 2025: $10.2BQ4 2025: $11.9BQ1 2026: $13.3BQ2 2026: $16.2B
Institutions holding WCC and their total value by quarter
QuarterHoldersValue
Q2 2026704$16.2B
Q1 2026624$13.3B
Q4 2025619$11.9B
Q3 2025561$10.2B
Q2 2025530$8.97B
Q1 2025531$7.37B
Q4 2024528$8.37B
Q3 2024505$7.67B
Q2 2024483$7.57B
Q1 2024455$8.07B
Q4 2023439$8.33B
Q3 2023407$6.97B
Q2 2023446$9.19B
Q1 2023431$7.39B
Q4 2022375$6.01B
Q3 2022368$5.77B
Q2 2022352$5.14B
Q1 2022340$6.20B
Q4 2021348$6.22B
Q3 2021305$5.45B
Q2 2021280$4.83B
Q1 2021284$4.06B

Institutions, Q2 2026

Shares, value and share of portfolio for each institution holding Wesco International Inc; share changes are against Q1 2026.

Institutions holding WCC in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Pinnacle Bancorp, Inc.65$22.5K0.01%−12−15.6%Reduced
Fortitude Family Office, LLC66$22.8K0.00%+1+1.5%Added
Keating Financial Advisory Services, Inc.67$23.1K0.00%+2+3.1%Added
Mather Group, LLC.67$23.1K0.00%+4+6.3%Added
Citizens National Bank Trust Department69$23.8K0.00%00.0%Unchanged
Key Financial Inc70$24.2K0.00%00.0%Unchanged
Golden State Wealth Management, LLC70$24.2K0.00%+7+11.1%Added
Bell Investment Advisors, Inc76$26.3K0.00%−2−2.6%Reduced
JFS Wealth Advisors, LLC77$26.6K0.00%00.0%Unchanged
MB, Levis & Associates, LLC77$26.7K0.01%00.0%Unchanged
Centerpoint Advisors, LLC78$27.0K0.01%−15−16.1%Reduced
Transamerica Financial Advisors, Inc.79$27.4K0.00%−1−1.3%Reduced
Peregrine Capital Management LLC90$31.1K0.00%00.0%Unchanged
WPG Advisers, LLC91$31.4K0.02%−15−14.2%Reduced
Spectrum Wealth Advisory Group, LLC95$32.7K0.01%+95New
Caitong International Asset Management Co., Ltd97$33.5K0.00%−359−78.7%Reduced
Private Wealth Management Group, LLC97$33.5K0.01%−4−4.0%Reduced
CVA Family Office, LLC97$33.5K0.00%+7+7.8%Added
Hilton Head Capital Partners, LLC105$36.3K0.02%−54−34.0%Reduced
First Horizon Corp108$37.3K0.00%+44+68.8%Added
Private Trust Co NA110$38.0K0.00%00.0%Unchanged
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.111$38.3K0.00%−78−41.3%Reduced
Brown Brothers Harriman & Co111$38.3K0.00%00.0%Unchanged
Atlantic Edge Private Wealth Management, LLC120$41.5K0.01%+120New
Harbour Investments, Inc.145$50.1K0.00%+2+1.4%Added
True Wealth Design, LLC163$56.3K0.01%+14+9.4%Added
Deseret Mutual Benefit Administrators176$60.8K0.02%−54−23.5%Reduced
Bryn Mawr Trust Co181$62.5K0.00%−6−3.2%Reduced
SJS Investment Consulting Inc.190$65.7K0.01%+11+6.1%Added
Pinnacle Wealth Planning Services, Inc.219$75.6K0.01%00.0%Unchanged
Los Angeles Capital Management LLC221$76.3K0.00%00.0%Unchanged
Cedar Mountain Advisors, LLC223$77.0K0.01%00.0%Unchanged
Rossby Financial, LCC236$81.5K0.01%+9+4.0%Added
Ares Financial Consulting, LLC237$81.9K0.06%00.0%Unchanged
Ameritas Advisory Services, LLC239$82.5K0.00%+239New
V-Square Quantitative Management LLC239$82.6K0.01%+26+12.2%Added
RMG Wealth Management LLC230$83.9K0.01%00.0%Unchanged
Whittier Trust Co of Nevada Inc279$85.7K0.00%−20−6.7%Reduced
Whittier Trust Co274$86.9K0.00%+4+1.5%Added
Quarry LP255$88.1K0.01%+165+183.3%Added
Harvest Fund Management Co., Ltd292$101.0K0.00%−9−3.0%Reduced
Larson Financial Group LLC295$101.9K0.00%+111+60.3%Added
Toronto Dominion Bank299$103.0K0.00%+299New
Community Bank, N.A.303$104.7K0.01%+144+90.6%Added
Clearstead Advisors, LLC315$108.8K0.00%+37+13.3%Added
Acadian Asset Management LLC318$109.0K0.00%+318New
Cape Investment Advisory, Inc.320$110.5K0.03%+320New
International Assets Investment Management, LLC371$118.9K0.01%−19−4.9%Reduced
Covestor Ltd352$122.0K0.07%−104−22.8%Reduced
Advisors Asset Management, Inc.462$159.6K0.00%−8−1.7%Reduced
Smartleaf Asset Management LLC498$171.1K0.01%00.0%Unchanged
Index Technologies Group LLC503$173.8K0.14%+503New
EFG International AG509$175.8K0.00%+110+27.6%Added
Balyasny Asset Management LLC521$180.0K0.00%+521New
Bayforest Capital Ltd548$189.3K0.17%+548New
Atlas Capital Advisors LLC549$189.6K0.02%+15+2.8%Added
Umb Bank N A562$194.1K0.00%+4+0.7%Added
Parallel Advisors, LLC577$199.3K0.00%−21−3.5%Reduced
Cidel Asset Management Inc580$200.3K0.01%+580New
GDS Wealth Management583$201.4K0.01%+583New
Jeter Robert S II604$202.4K0.19%00.0%Unchanged
Berkshire Asset Management LLC596$205.9K0.01%+596New
DV Trading LLC600$207.3K0.02%+600New
Bridgefront Capital, LLC601$207.6K0.05%−565−48.5%Reduced
Denali Advisors LLC603$208.3K0.02%+603New
Nomura Asset Management Co Ltd604$208.6K0.00%−12,375−95.3%Reduced
Millstone Evans Group, LLC605$209.0K0.11%00.0%Unchanged
Allegiance Financial Group Advisory Services LLC605$209.0K0.04%+605New
Interchange Capital Partners, LLC607$209.7K0.04%+607New
Eurizon Capital SGR S.p.A.629$216.4K0.00%−452−41.8%Reduced
Diversify Advisory Services, LLC640$216.4K0.00%+640New
Diversify Wealth Management, LLC640$216.4K0.00%+640New
Argent Trust Co631$218.0K0.01%+631New
Ground Swell Capital, LLC654$225.9K0.24%+654New
Kaufman Rossin Wealth, LLC688$226.3K0.11%+688New
Alteri Wealth LLC656$226.6K0.06%−177−21.2%Reduced
StoneX Group Inc.659$227.8K0.01%+659New
Sym Financial Corp660$228.0K0.02%+660New
Independent Advisor Alliance660$228.0K0.01%+660New
Norden Group LLC669$231.1K0.02%+669New
Jacobs Levy Equity Management, Inc678$234.2K0.00%+678New
Modern Wealth Management, LLC685$236.7K0.00%+685New
Essential Partners LLC687$237.3K0.11%−2,174−76.0%Reduced
Huntington National Bank689$238.0K0.00%+140+25.5%Added
Waddell & Associates, LLC694$239.7K0.01%+694New
Perfromance Wealth Partners, LLC708$244.6K0.01%+708New
Envestnet Portfolio Solutions, Inc.710$245.3K0.00%−131−15.6%Reduced
Parcion Private Wealth LLC710$245.3K0.01%+710New
Essex Financial Services, Inc.717$247.6K0.01%+717New
United Capital Financial Advisers, LLC719$248.4K0.00%−62−7.9%Reduced
ISAM Funds (UK) Ltd720$248.7K0.18%+720New
Banco Bilbao Vizcaya Argentaria, S.A.719$249.5K0.00%+719New
Kestra Investment Management, LLC725$250.4K0.00%−178−19.7%Reduced
Laurel Oak Wealth Management, LLC726$250.8K0.04%+726New
Platform Technology Partners727$251.1K0.04%−99−12.0%Reduced
Stephens Inc757$261.5K0.00%−62−7.6%Reduced
Wedmont Private Capital781$261.7K0.01%+781New
R Squared Ltd767$264.9K0.14%+767New
Rafferty Asset Management, LLC768$265.3K0.00%+768New
Parkside Financial Bank & Trust768$265.3K0.02%−6−0.8%Reduced