Who owns WCC?
Institutional ownership of WESCO International Inc. from Form 13F, Q2 2026
700 institutional managers reported holding WESCO International Inc. (WCC) in Form 13F filings for Q2 2026, with 47,142,200 shares worth $16.3B. The largest reported holder was BlackRock, Inc. Managers that filed both quarters cut a net 2,051,976 shares (-4.2%). 118 opened new positions and 37 sold out.
- Funds holding
- 700
- Value held
- $16.3B
- New / sold out
- 118 / 37
- Net shares, same filers
- -4.2%
Holdings as of June 30, 2026, the end of Q2 2026. Managers have 45 days after a quarter ends to file Form 13F (by August 14, 2026 for Q2 2026), so positions may have changed since.
Largest holders of WCC
| Fund | Value | Share of 13F holdings | Shares | Move |
|---|---|---|---|---|
| BlackRock, Inc. | $3.1B | 19.0% | 8,958,787 | Trimmed |
| Vanguard Capital Management LLC | $760M | 4.7% | 2,200,573 | Added |
| Vanguard Portfolio Management LLC | $716M | 4.4% | 2,072,241 | Unchanged |
| Wellington Management Group LLP | $697M | 4.3% | 2,018,251 | Trimmed |
| Dimensional Fund Advisors LP | $696M | 4.3% | 2,013,677 | Trimmed |
| State Street Corp | $524M | 3.2% | 1,515,816 | Added |
| Invesco Ltd. | $336M | 2.1% | 971,590 | Trimmed |
| Jane Street Group, LLC | $327M | 2.0% | 946,593 | Added |
| Geode Capital Management, LLC | $321M | 2.0% | 927,915 | Trimmed |
| Norges Bank | $297M | 1.8% | 860,367 | New |
| Bank of America Corp | $296M | 1.8% | 857,783 | Trimmed |
| Bank of New York Mellon Corp | $250M | 1.5% | 722,298 | Trimmed |
| Baupost Group LLC | $229M | 1.4% | 662,881 | Trimmed |
| Alyeska Investment Group, L.P. | $226M | 1.4% | 653,591 | Added |
| Morgan Stanley | $219M | 1.3% | 634,473 | Trimmed |
| Citigroup Inc | $216M | 1.3% | 623,906 | Added |
| AQR Capital Management LLC | $214M | 1.3% | 619,132 | Added |
| Lyrical Asset Management LP | $199M | 1.2% | 575,980 | Trimmed |
| FMR LLC | $194M | 1.2% | 562,884 | Added |
| New South Capital Management Inc | $177M | 1.1% | 512,074 | Trimmed |
| Barrow Hanley Mewhinney & Strauss LLC | $175M | 1.1% | 507,163 | Trimmed |
| Nykredit A/S | $154M | 0.9% | 445,919 | First report |
| Artisan Partners Limited Partnership | $147M | 0.9% | 426,573 | Trimmed |
| Northern Trust Corp | $146M | 0.9% | 421,738 | Trimmed |
| Citadel Advisors LLC | $140M | 0.9% | 405,381 | Added |
Share of 13F holdings is each fund's shares as a share of the 47,142,200 WCC shares all 13F filers reported, not of shares outstanding.
Biggest buyers in Q2 2026
- Jane Street Group, LLC Added+$322M
- Norges Bank New+$297M
- Citigroup Inc Added+$191M
- Citadel Advisors LLC Added+$138M
- Merewether Investment Management, LP New+$80.6M
- Qube Research & Technologies Ltd New+$73.8M
- HRT Financial LP New+$43.2M
- Capitolis Liquid Global Markets LLC New+$39.1M
- Point72 Asset Management, L.P. Added+$34.6M
- AQR Capital Management LLC Added+$34.2M
Biggest sellers in Q2 2026
- Wellington Management Group LLP Trimmed-$546M
- Baupost Group LLC Trimmed-$267M
- Invesco Ltd. Trimmed-$186M
- BlackRock, Inc. Trimmed-$149M
- Allspring Global Investments Holdings, LLC Trimmed-$127M
- Vaughan Nelson Investment Management, L.p. Trimmed-$114M
- Ameriprise Financial Inc Trimmed-$89.9M
- PointState Capital LP Sold out-$80.7M
- Dimensional Fund Advisors LP Trimmed-$75.8M
- Bank of New York Mellon Corp Trimmed-$64.0M
The change in shares since the quarter before, adjusted for stock splits and priced at the Q2 2026 value per share. Funds bought $1.8B and sold $2.5B; 200 added and 275 trimmed.
Schedule 13D and 13G filings on WCC
Owners of more than 5% must file within days, so these can be newer than the 13F data.
- 2025-11-12WELLINGTON MANAGEMENT GROUP LLP SCHEDULE 13G filed by WESCO International Inc.Schedule 13G
Questions about WCC ownership
- Who owns WCC stock?
- 700 institutional investment managers reported WCC positions in their Form 13F filings for Q2 2026, holding 47,142,200 shares worth $16.3B in total. BlackRock, Inc. reported the largest position.
- Are funds buying or selling WCC?
- In Q2 2026, 118 managers opened new WCC positions, 200 added, 275 trimmed and 37 sold out. Managers that filed in both quarters sold a net 2,051,976 shares.
- How current is this WCC institutional ownership data?
- It covers holdings as of the end of Q2 2026. Managers have 45 days after the quarter ends to file Form 13F (by August 14, 2026 for Q2 2026), so positions may have changed since.
From the SEC's Form 13F data sets for Q2 2026: every 13F holdings report, matched to WCC by CUSIP. Options are left out. WCC news and filings · WCC insider trades · Top funds