William Blair & Company
WCC

William Blair & Company’s WESCO International WCC Stock Holding History

William Blair & Company’s Portfolio WCC Stock Details WCC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$319K Buy
1,165
+45
+4% +$12.6K ﹤0.01% 1312
2025
Q4 		$274K Buy
1,120
+92
+9% +$22.6K ﹤0.01% 1343
2025
Q3 		$217K Buy
+1,028
New +$216K ﹤0.01% 1434
2021
Q1 		– Sell
-3,297
Closed -$259K – 1912
2020
Q4 		$259K Buy
+3,297
New +$195K ﹤0.01% 1330

Other funds holding WCC

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
BG
Baupost Group Boston, Massachusetts $5.12B AUM 15.99% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

William Blair & Company's WCC Position: Q1 2026 in Review

William Blair & Company increased its WESCO International (WCC) stake by 4% in Q1 2026, buying an estimated $12.6K and bringing the position to 1,165 shares worth $319K. The position accounts for ﹤0.01% of the portfolio, ranked #1312.

William Blair & Company first reported a position in WCC in Q4 2020 and has held it in 4 quarters since. 619 funds tracked by Wall St. Rank hold WCC as of Q1 2026.

  • William Blair & Company held 1,165 shares of WESCO International worth $319K as of Q1 2026.
  • William Blair & Company bought 45 WESCO International shares in Q1 2026, an estimated $12.6K.
  • WESCO International made up ﹤0.01% of William Blair & Company's portfolio in Q1 2026, its #1312 holding.
  • William Blair & Company first reported a position in WESCO International in Q4 2020 and has held it in 4 quarters since.
  • 619 funds tracked by Wall St. Rank held WESCO International as of Q1 2026.

Based on William Blair & Company's 13F filing for Q1 2026, filed 8 May 2026.