WESCO International
Distributes electrical and infrastructure products with logistics and supply-chain services.
$336.42
After-hours close0.00 (0.00%)
At close$336.42(−4.06%)
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Breakdown13F · Form 4
Institutions 137.40%Insiders 2.07%
A 13F quarter can total more than the shares outstanding — sub-advisers file the same block twice, and a filer's own share count can be a quarter stale. No split is drawn from it.
Shares outstanding 48.73M · Float 47.71M · 97.9% free float
Institutions13F, as of Jun 30, 2026
718 holders · 66.96M shares · 124 new positions · 326 increased · 282 reduced · 50 closed
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|---|---|---|---|
| BlackRock, Inc. | 8.96M | 18.38% | −431.8K | Aug 7, 2026 |
| Vanguard Capital Management LLC | 2.20M | 4.52% | +13.1K | Aug 13, 2026 |
| Vanguard Portfolio Management LLC | 2.07M | 4.25% | −1.8K | Aug 13, 2026 |
| Wellington Management Group LLP | 2.02M | 4.14% | −1.58M | Aug 14, 2026 |
| Dimensional Fund Advisors LP | 2.01M | 4.13% | −219.5K | Aug 11, 2026 |
| State Street Corp | 1.52M | 3.11% | +50.6K | Aug 7, 2026 |
| Invesco Ltd. | 971.6K | 1.99% | −538.0K | Aug 14, 2026 |
| Jane Street Group, LLC | 946.6K | 1.94% | +933.5K | Aug 14, 2026 |
Beneficial owners13D/G · 5% or more, as filed
| Holder | % of class | Shares | Form | Filed |
|---|---|---|---|---|
| BlackRock Portfolio Management LLC | 10.10% | 4.94M | 13G | Mar 4, 2026 ↗ |
| Wellington Management Group LLP | 7.40% | 3.60M | 13G | May 15, 2026 ↗ |
| Vanguard Capital Management | 5.24% | 2.55M | 13G | Apr 30, 2026 ↗ |
InsidersForm 4
| Insider | Role | Shares | % outstanding | Filed |
|---|---|---|---|---|
| John Engel | officer: Chairman, President & CEO | 479.0K | 0.98% | Jul 2, 2026 |
| David S. Schulz | officer: EVP & Former CFO | 77.0K | 0.16% | May 7, 2026 |
| William Clayton Geary | officer: EVP & GM, Comm & Sec Solutions | 55.9K | 0.11% | Jul 2, 2025 |
| Nelson John III Squires | officer: Retiring EVP & GM, EES | 48.6K | 0.10% | Oct 2, 2025 |
| James Cameron | officer: EVP & GM, Util & Broadband | 46.5K | 0.10% | Jul 2, 2026 |
| James Louis Singleton | director | 37.7K | 0.08% | Jul 2, 2026 |
| Bobby J. Griffin | director | 32.2K | 0.07% | Apr 2, 2026 |
| Christine Ann Wolf | officer: EVP & CHRO | 29.6K | 0.06% | Jul 2, 2026 |
| Akash Khurana | officer: EVP, Chief Info & Digital Off. | 27.4K | 0.06% | Aug 19, 2026 |
| Steven A. Raymund | director | 25.5K | 0.05% | Apr 2, 2026 |
2 ten-percent owners hold 6.23M shares by Form 4, outside the officers-and-directors figure above · 31 people have not refiled in the last 18 months (4.99M shares), so they are not in the figure above
Latest trades
| Date | Insider | Type | Shares | Avg price | Owned after |
|---|---|---|---|---|---|
| Aug 17, 2026 | Akash Khuranaofficer: EVP, Chief Info & Digital Off. | Sale · 3 lots | 3,400 | $366.78 | 27,404 |
| Aug 12, 2026 | Laura K. Thompsondirector | Sale | 270 | $368.45 | 10,720 |
| Aug 4, 2026 | Daniel J. Castilloofficer: EVP & GM, EES | Purchase | 960 | $365.89 | 16,305 |
| May 11, 2026 | Hemant Porwalofficer: EVP Supply Chain & Operations | Sale | 4,445 | $363.21 | 16,618 |
| May 6, 2026 | Hemant Porwalofficer: EVP Supply Chain & Operations | Sale | 2,770 | $360.64 | 16,618 |
| May 6, 2026 | David S. Schulzofficer: EVP & Former CFO | Sale · 5 lots | 31,951 | $360.44 | 77,038 |
| May 6, 2026 | John Engelofficer: Chairman, President & CEO | Sale · 9 lots | 79,440 | $358.75 | 478,946 |
| May 5, 2026 | Dirk Waugh Naylorofficer: EVP & GM, Comm & Sec Solutions | Sale · 4 lots | 3,953 | $351.10 | 8,956 |
| May 5, 2026 | James Louis Singletondirector | Sale | 2,000 | $353.37 | 37,645 |
| May 6, 2026 | Christine Ann Wolfofficer: EVP & CHRO | Sale | 2,549 | $355.25 | 29,570 |
CongressHouse and Senate disclosures
Not reported.