William Blair & Company
BWXT icon

William Blair & Company’s BWX Technologies BWXT Stock Holding History

William Blair & Company’s Portfolio BWXT Stock Details BWXT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2017
Q3 		– Sell
-100
Closed -$5K – 1379
2017
Q2 		$5K Buy
+100
New +$4.85K ﹤0.01% 1605

Other funds holding BWXT

BlackRock
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VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Alkeon Capital Management
Alkeon Capital Management New York $59.5B AUM 51.63% 1-Year Est. Return
VanEck Associates
VanEck Associates New York $133B AUM 72.99% 1-Year Est. Return

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

William Blair & Company reduced its BWX Technologies (BWXT) stake by 0.11% in Q1 2026, selling an estimated $313K and leaving 1,438,125 shares worth $294M. The position accounts for 0.84% of the portfolio, ranked #22.

William Blair & Company first reported a position in BWXT in Q3 2013 and has held it in 45 quarters since. 824 funds tracked by Wall St. Rank hold BWXT as of Q1 2026.

  • William Blair & Company held 1,438,125 shares of BWX Technologies worth $294M as of Q1 2026.
  • William Blair & Company sold 1,541 BWX Technologies shares in Q1 2026, an estimated $313K.
  • BWX Technologies made up 0.84% of William Blair & Company's portfolio in Q1 2026, its #22 holding.
  • William Blair & Company first reported a position in BWX Technologies in Q3 2013 and has held it in 45 quarters since.
  • 824 funds tracked by Wall St. Rank held BWX Technologies as of Q1 2026.

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