WESCO International Inc (WCC) shareholders
WCCNYSEWholesale-Electrical Apparatus & Equipment, Wiring Supplies Fiscal year ends December 31
Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-Q on Oct 29, 2026Score 12/3022% above fair value
$321.79−5.43 (-1.66%)
Close on Nov 13, 2026Market cap $15.66BP/E 20.0Yield –
Ownership
Institutional holdings as of Jun 30, 2026, from 13F filings
Held by institutions
96.9%
47M of 49M shares
Institutional holders
700
123 new, 36 sold out
Net institutional buying
-2M
In Q2 2026
Insider trades, 12 months
4 buys · 49 sales
Net sold $62.92M
Shares held by institutions
Holders of more than 5%
Latest Schedule 13D (active) or 13G (passive) filed by each holder
| Holder | Shares | % of class | Filing | As of |
|---|---|---|---|---|
| BlackRock, Inc. | 4,356,212 | 8.90% | 13G (passive) amendment | Jun 30, 2026 |
| BlackRock Portfolio Management LLC | 3,995,230 | 8.20% | 13G (passive) amendment | Sep 30, 2026 |
| Wellington Management Group LLP Joint filing with Wellington Group Holdings LLP (5.70%), Wellington Investment Advisors Holdings LLP (5.70%) | 2,784,105 | 5.70% | 13G (passive) amendment | Dec 31, 2025 |
| Vanguard Capital Management | 2,553,067 | 5.24% | 13G (passive) | Mar 31, 2026 |
Top institutional holders
13F holdings as of Jun 30, 2026
| Holder | Shares | % of WCC | Value | Change | % of portfolio |
|---|---|---|---|---|---|
| BlackRock, Inc. | 8,958,787 | 18.41% | $3.09B | −431,840 | 0.05% |
| Vanguard Capital Management LLC | 2,200,573 | 4.52% | $760.14M | +13,097 | 0.02% |
| Vanguard Portfolio Management LLC | 2,072,241 | 4.26% | $715.81M | −1,751 | 0.03% |
| Wellington Management Group Llp | 2,018,251 | 4.15% | $697.16M | −1,581,864 | 0.12% |
| Dimensional Fund Advisors LP | 2,013,677 | 4.14% | $695.58M | −219,450 | 0.13% |
| State Street Corp | 1,515,816 | 3.11% | $523.61M | +50,567 | 0.02% |
| Invesco Ltd. | 971,590 | 2.00% | $335.62M | −537,959 | 0.03% |
| Jane Street Group, LLC | 946,593 | 1.94% | $326.98M | +933,486 | 0.03% |
| Geode Capital Management, LLC | 927,915 | 1.91% | $320.61M | −10,336 | 0.02% |
| Norges Bank | 860,367 | 1.77% | $297.20M | New | 0.03% |
| Bank Of America Corp /De/ | 857,783 | 1.76% | $296.30M | −104,967 | 0.02% |
| Bank of New York Mellon Corp | 722,298 | 1.48% | $249.50M | −185,175 | 0.04% |
| Baupost Group LLC/Ma | 662,881 | 1.36% | $228.98M | −774,000 | 4.23% |
| Alyeska Investment Group, L.P. | 653,591 | 1.34% | $225.77M | +91,321 | 0.58% |
| Morgan Stanley | 634,473 | 1.30% | $219.17M | −76,880 | 0.01% |
| Citigroup Inc | 623,906 | 1.28% | $215.52M | +553,082 | 0.07% |
| Aqr Capital Management LLC | 619,132 | 1.27% | $213.87M | +99,070 | 0.07% |
| Lyrical Asset Management LP | 575,980 | 1.18% | $198.96M | −31,428 | 2.52% |
| FMR LLC | 562,884 | 1.16% | $194.44M | +55,064 | 0.01% |
| New South Capital Management Inc | 512,074 | 1.05% | $176.89M | −44,988 | 7.75% |
Institutional buying and selling by quarter
Positions opened, added to, reduced and closed by 13F filers
| Quarter | Holders | Shares held | % of shares | New / added | Reduced / closed | Shares bought | Shares sold |
|---|---|---|---|---|---|---|---|
| Q2 2026 | 700 | 47M | 96.9% | 123 / 207 | 278 / 36 | 6M | 7M |
| Q1 2026 | 623 | 49M | 100.0% | 90 / 233 | 218 / 72 | 10M | 5M |
| Q4 2025 | 617 | 48M | 99.6% | 122 / 204 | 206 / 56 | 6M | 6M |
| Q3 2025 | 560 | 49M | 100.0% | 91 / 201 | 186 / 54 | 7M | 6M |
| Q2 2025 | 529 | 49M | 99.8% | 88 / 193 | 180 / 83 | 8M | 7M |
| Q1 2025 | 531 | 48M | 97.6% | 82 / 227 | 150 / 72 | 8M | 6M |
| Q4 2024 | 528 | 47M | 95.6% | 109 / 181 | 178 / 76 | 9M | 8M |
| Q3 2024 | 505 | 47M | 95.7% | 76 / 187 | 173 / 49 | 9M | 6M |
| Q2 2024 | 483 | 48M | 99.6% | 90 / 165 | 164 / 60 | 9M | 11M |
| Q1 2024 | 455 | 50M | 100.0% | 81 / 161 | 148 / 62 | 6M | 6M |
| Q4 2023 | 438 | 50M | 100.0% | 91 / 133 | 155 / 51 | 5M | 4M |
| Q3 2023 | 406 | 48M | 99.3% | 57 / 136 | 157 / 93 | 3M | 6M |
Top mutual fund and ETF holders
Latest monthly portfolio reports (Form N-PORT)
524 funds held WCC in Q2 2026, 48% of their shares through ETFs. Each fund counts once per quarter, from its quarter-end report.
| Fund | Shares | % of WCC | Value | % of fund | As of |
|---|---|---|---|---|---|
| iShares Core S&P Mid-Cap ETF | 1,666,147 | 3.42% | $575.54M | 0.46% | Jun 30, 2026 |
| Vanguard Total Stock Market Index Fund | 1,545,414 | 3.18% | $533.83M | 0.02% | Jun 30, 2026 |
| Vanguard Small-Cap Index Fund | 1,116,820 | 2.29% | $385.78M | 0.20% | Jun 30, 2026 |
| Vanguard Small-Cap Value Index Fund | 707,577 | 1.45% | $244.42M | 0.36% | Jun 30, 2026 |
| iShares Large Cap Core Active ETF | 586,839 | 1.21% | $201.57M | 3.13% | Jul 31, 2026 |
| Vanguard Extended Market Index Fund | 558,473 | 1.15% | $192.91M | 0.20% | Jun 30, 2026 |
| Bridge Builder Large Cap Value Fund | 389,498 | 0.80% | $134.54M | 0.46% | Jun 30, 2026 |
| Global X U.S. Infrastructure Development ETF | 356,850 | 0.73% | $128.88M | 0.95% | May 31, 2026 |
| U.S. Small Cap Value Portfolio | 354,676 | 0.73% | $121.83M | 0.63% | Jul 31, 2026 |
| Invesco S&P MidCap Momentum ETF | 324,525 | 0.67% | $111.47M | 1.55% | Jul 31, 2026 |
| BlackRock Equity Dividend Fund | 292,636 | 0.60% | $100.52M | 0.49% | Jul 31, 2026 |
| Vanguard Explorer Fund | 283,314 | 0.58% | $97.32M | 0.44% | Jul 31, 2026 |
| Fidelity Extended Market Index Fund | 250,578 | 0.51% | $90.50M | 0.21% | May 31, 2026 |
| SMALLCAP World Fund Inc | 249,081 | 0.51% | $86.04M | 0.09% | Jun 30, 2026 |
| State Street(R) SPDR(R) Portfolio S&P 400(TM) Mid Cap ETF | 246,521 | 0.51% | $85.16M | 0.46% | Jun 30, 2026 |
Officers, directors and major owners
People who filed Forms 3, 4 or 5 in the last two years
| Name | Role | Shares owned | % of shares | Latest filing |
|---|---|---|---|---|
| Anthony S. Marino | EVP & CHRO | 1,363 | 0.00% | Nov 9, 2026 |
| Indraneel Dev | EVP & CFO | 18,621 | 0.04% | Nov 9, 2026 |
| Dirk Waugh Naylor | EVP & GM, Comm & Sec Solutions | 8,693 | 0.02% | Oct 2, 2026 |
| Hemant Porwal | EVP Supply Chain & Operations | 16,624 | 0.03% | Oct 2, 2026 |
| Matthew S. Kulasa | SVP, Corp. Controller & CAO | 3,148 | 0.01% | Oct 2, 2026 |
| Daniel J. Castillo | EVP & GM, EES | 14,701 | 0.03% | Oct 2, 2026 |
| James Cameron | EVP & GM, Util & Broadband | 46,499 | 0.10% | Oct 2, 2026 |
| John Engel | Chairman, President & CEO | 479,007 | 0.98% | Oct 2, 2026 |
| Akash Khurana | EVP, Chief Info & Digital Off. | 27,431 | 0.06% | Oct 2, 2026 |
| Diane Lazzaris | EVP and General Counsel | 19,620 | 0.04% | Oct 2, 2026 |
| Christine Ann Wolf | EVP & CHRO | 29,574 | 0.06% | Jul 2, 2026 |
| David S. Schulz | EVP & Former CFO | 84,965 | 0.17% | May 7, 2026 |
| Nelson John Squires III | Retiring EVP & GM, EES | 48,634 | 0.10% | Oct 2, 2025 |
| William Clayton Geary | EVP & GM, Comm & Sec Solutions | 55,904 | 0.11% | Jul 2, 2025 |
| Matthew J. Espe | Director | 21,432 | 0.04% | Oct 2, 2026 |
| Laura K. Thompson | Director | 10,722 | 0.02% | Oct 2, 2026 |
| David C. Wajsgras | Director | 954 | 0.00% | Oct 2, 2026 |
| Sundaram Nagarajan | Director | 7,299 | 0.01% | Oct 2, 2026 |
| Glynis Bryan | Director | 4,131 | 0.01% | Oct 2, 2026 |
| Michael Lonon Carter | Director | 662 | 0.00% | Oct 2, 2026 |
| Easwaran Sundaram | Director | 14,767 | 0.03% | Oct 2, 2026 |
| Anne M. Cooney | Director | 6,355 | 0.01% | Oct 2, 2026 |
| James Louis Singleton | Director | 42,700 | 0.09% | Oct 2, 2026 |
| Bobby J. Griffin | Director | 32,184 | 0.07% | Apr 2, 2026 |
| Steven A. Raymund | Director | 29,123 | 0.06% | Apr 2, 2026 |
Insider trades
Common stock transactions reported on Form 4, newest first
| Insider | Date | Transaction | Shares | Price | Value | Shares after |
|---|---|---|---|---|---|---|
| David S. Schulz EVP & CFO | Mar 1, 2028 | Sale | −1,867 | $167.07 | $311.92K | 100,703 |
| Anthony S. Marino EVP & CHRO | Nov 6, 2026 | Buy | +341 | $292.97 | $99.90K | 1,363 |
| Indraneel Dev EVP & CFO | Nov 5, 2026 | Buy | +1,725 | $291.90 | $503.53K | 18,621 |
| Dirk Waugh Naylor EVP & GM, Comm & Sec Solutions | Sep 30, 2026 | Award | +10.248 | – | – | 8,693 |
| Easwaran Sundaram Director | Sep 30, 2026 | Award | +86.909 | $359.57 | $31.25K | 14,767 |
| Easwaran Sundaram Director | Sep 30, 2026 | Award | +20.384 | – | – | 14,681 |
| David C. Wajsgras Director | Sep 30, 2026 | Award | +86.909 | $359.57 | $31.25K | 954 |
| David C. Wajsgras Director | Sep 30, 2026 | Award | +1.204 | – | – | 867 |
| Hemant Porwal EVP Supply Chain & Operations | Sep 30, 2026 | Award | +2.766 | – | – | 16,624 |
| Matthew S. Kulasa SVP, Corp. Controller & CAO | Sep 30, 2026 | Award | +1.16 | – | – | 3,148 |
| Michael Lonon Carter Director | Sep 30, 2026 | Award | +0.919 | – | – | 662 |
| Akash Khurana EVP, Chief Info & Digital Off. | Sep 30, 2026 | Award | +27.453 | – | – | 27,431 |
| James Louis Singleton Director | Sep 30, 2026 | Award | +26.889 | – | – | 37,700 |
| Anne M. Cooney Director | Sep 30, 2026 | Award | +26.942 | $359.57 | $9.69K | 6,355 |
| Anne M. Cooney Director | Sep 30, 2026 | Award | +5.296 | – | – | 6,328 |
| Matthew J. Espe Director | Sep 30, 2026 | Award | +16.933 | – | – | 21,432 |
| Daniel J. Castillo EVP & GM, EES | Sep 30, 2026 | Award | +13.676 | – | – | 14,701 |
| Sundaram Nagarajan Director | Sep 30, 2026 | Award | +21.727 | $359.57 | $7.81K | 7,299 |
| Sundaram Nagarajan Director | Sep 30, 2026 | Award | +10.105 | – | – | 7,277 |
| James Cameron EVP & GM, Util & Broadband | Sep 30, 2026 | Award | +29.042 | – | – | 46,499 |
| Glynis Bryan Director | Sep 30, 2026 | Award | +5.736 | – | – | 4,131 |
| Diane Lazzaris EVP and General Counsel | Sep 30, 2026 | Award | +4.182 | – | – | 19,620 |
| Laura K. Thompson Director | Sep 30, 2026 | Award | +2.38 | – | – | 10,722 |
| Anthony S. Marino EVP & CHRO | Sep 30, 2026 | Award | +1.42 | – | – | 1,022 |
| Indraneel Dev EVP & CFO | Sep 30, 2026 | Award | +23.46 | – | – | 16,896 |
| John Engel Chairman, President & CEO | Sep 30, 2026 | Award | +30.173 | – | – | 479,007 |
| Daniel J. Castillo EVP & GM, EES | Sep 11, 2026 | Tax withholding | −1,618.01 | $356.32 | $576.53K | 14,687 |
| Akash Khurana EVP, Chief Info & Digital Off. | Aug 17, 2026 | Sale | −360 | $368.27 | $132.58K | 27,404 |
| Akash Khurana EVP, Chief Info & Digital Off. | Aug 17, 2026 | Sale | −1,480 | $367.13 | $543.35K | 27,764 |
| Akash Khurana EVP, Chief Info & Digital Off. | Aug 17, 2026 | Sale | −1,560 | $366.10 | $571.12K | 29,244 |
| Laura K. Thompson Director | Aug 12, 2026 | Sale | −270 | $368.45 | $99.48K | 10,720 |
| Daniel J. Castillo EVP & GM, EES | Aug 4, 2026 | Buy | +960 | $365.89 | $351.25K | 16,305 |
| Anthony S. Marino EVP & CHRO | Jul 23, 2026 | Award | +1,021 | – | – | 1,021 |
| Anne M. Cooney Director | Jun 30, 2026 | Award | +5.47 | – | – | 6,298 |
| Anne M. Cooney Director | Jun 30, 2026 | Award | +24.58 | $345.43 | $8.49K | 6,323 |
| Easwaran Sundaram Director | Jun 30, 2026 | Award | +90.47 | $345.43 | $31.25K | 14,660 |
| Easwaran Sundaram Director | Jun 30, 2026 | Award | +21.06 | – | – | 14,570 |
| Diane Lazzaris EVP and General Counsel | Jun 30, 2026 | Award | +4.35 | – | – | 19,615 |
| Michael Lonon Carter Director | Jun 30, 2026 | Award | +0.96 | – | – | 661 |
| Daniel J. Castillo EVP & GM, EES | Jun 30, 2026 | Award | +20.16 | – | – | 15,345 |
| Laura K. Thompson Director | Jun 30, 2026 | Award | +2.47 | – | – | 10,990 |
| Matthew S. Kulasa SVP, Corp. Controller & CAO | Jun 30, 2026 | Award | +1.21 | – | – | 3,147 |
| Matthew J. Espe Director | Jun 30, 2026 | Award | +17.6 | – | – | 21,415 |
| Hemant Porwal EVP Supply Chain & Operations | Jun 30, 2026 | Award | +2.87 | – | – | 16,621 |
| James Louis Singleton Director | Jun 30, 2026 | Award | +27.95 | – | – | 37,673 |
| Christine Ann Wolf EVP & CHRO | Jun 30, 2026 | Award | +3.67 | – | – | 29,574 |
| Dirk Waugh Naylor EVP & GM, Comm & Sec Solutions | Jun 30, 2026 | Tax withholding | −284.41 | $345.43 | $98.24K | 8,683 |
| Dirk Waugh Naylor EVP & GM, Comm & Sec Solutions | Jun 30, 2026 | Award | +11.62 | – | – | 8,967 |
| David C. Wajsgras Director | Jun 30, 2026 | Award | +1.12 | – | – | 776 |
| David C. Wajsgras Director | Jun 30, 2026 | Award | +90.47 | $345.43 | $31.25K | 866 |
| Indraneel Dev EVP & CFO | Jun 30, 2026 | Award | +24.39 | – | – | 16,880 |
| Glynis Bryan Director | Jun 30, 2026 | Award | +5.96 | – | – | 4,125 |
| John Engel Chairman, President & CEO | Jun 30, 2026 | Award | +31.36 | – | – | 478,977 |
| James Cameron EVP & GM, Util & Broadband | Jun 30, 2026 | Award | +30.19 | – | – | 46,469 |
| Sundaram Nagarajan Director | Jun 30, 2026 | Award | +10.47 | – | – | 7,244 |
| Sundaram Nagarajan Director | Jun 30, 2026 | Award | +22.62 | $345.43 | $7.81K | 7,267 |
| Akash Khurana EVP, Chief Info & Digital Off. | Jun 30, 2026 | Award | +28.54 | – | – | 30,804 |
| Hemant Porwal EVP Supply Chain & Operations | May 11, 2026 | Sale | −4,445 | $363.21 | $1.61M | 16,618 |
| Hemant Porwal EVP Supply Chain & Operations | May 6, 2026 | Tax withholding | −3,420 | $363.12 | $1.24M | 21,063 |
| Hemant Porwal EVP Supply Chain & Operations | May 6, 2026 | Returned to company | −1,645 | $363.12 | $597.33K | 24,483 |
Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.
Short interest
Shares sold short and not yet bought back, as of Oct 30, 2026 (FINRA, reported twice a month)
Short % of float
2.02%
1M shares short
Days to cover
1.3
At 1M shares a day
Change since last report
-22.7%
From 1M shares
Short volume, 20 days
43.7%
Of volume reported to FINRA
Shares sold short, last 12 months
Short sale volume counts trades marked short on any given day, including market-maker hedging, so it runs far higher than the share of WESCO International's stock actually held short. Settlement fails (shares not delivered on time) peaked at 16,473 shares on Aug 20, 2026 over the last 90 days.
Planned insider sales
Notices of proposed sale filed on Form 144 before shares are sold
| Seller | Filed | Shares | Market value | Planned sale | Acquired through |
|---|---|---|---|---|---|
| Akash Khurana Officer | Aug 17, 2026 | 3,400 | $1.25M | Aug 17, 2026 | Restricted Stock Vesting Under a Registered Plan |
| Laura K. Thompson Director | Aug 12, 2026 | 270 | $99.48K | Aug 12, 2026 | Restricted Stock Vesting Under a Registered Plan |
| Bobby J. Griffin Director | Jun 12, 2026 | 2,000 | $687.06K | Jun 12, 2026 | Restricted Stock |
| Hemant Porwal Officer | May 11, 2026 | 4,445 | $1.61M | May 11, 2026 | Exercised Shares |
| Diane Lazzaris Officer | May 6, 2026 | 9,910 | $3.57M | May 6, 2026 | Restricted Stock Units |
| Akash Khurana Officer | May 6, 2026 | 4,000 | $1.44M | May 6, 2026 | Restricted stock vesting under a registered plan |
| Hemant Porwal Officer | May 6, 2026 | 2,770 | $998.97K | May 6, 2026 | Performance Shares |
| John Engel Officer | May 6, 2026 | 79,440 | $28.50M | May 6, 2026 | Exercised Shares |
| David S. Schulz Officer | May 6, 2026 | 31,951 | $11.52M | May 6, 2026 | Restricted stock vesting under a registered plan |
| Christine Ann Wolf Officer | May 6, 2026 | 2,549 | $905.53K | May 6, 2026 | Exercised Shares |
| Christine Ann Wolf Officer | May 5, 2026 | 2,438 | $856.13K | May 5, 2026 | Exercised Shares |
| Matthew S. Kulasa Officer | May 5, 2026 | 1,030 | $362.42K | May 5, 2026 | Exercised Shares |
| The James L Singleton Revocable Tr Director | May 5, 2026 | 2,000 | $706.74K | May 5, 2026 | Restricted stock vesting under a registered plan |
| Dirk Waugh Naylor Officer | May 5, 2026 | 3,953 | $1.39M | May 5, 2026 | Restricted stock vesting under a registered plan |
| Christine Ann Wolf Officer | Mar 5, 2026 | 844 | $242.73K | Mar 5, 2026 | Restricted Stock |
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