William Blair & Company
T icon

William Blair & Company’s AT&T T Stock Holding History

William Blair & Company’s Portfolio T Stock Details T Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2017
Q3 		– Sell
-6,885
Closed -$196K – 1499
2017
Q2 		$196K Buy
6,885
+1,986
+41% +$58.5K ﹤0.01% 1351
2017
Q1 		$154K Buy
+4,899
New +$154K ﹤0.01% 1259

Other funds holding T

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Newport Trust Company
Newport Trust Company Washington, District of Columbia $40.7B AUM 24.62% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

William Blair & Company's T Position: Q1 2026 in Review

William Blair & Company reduced its AT&T (T) stake by 1.3% in Q1 2026, selling an estimated $155K and leaving 440,219 shares worth $12.8M. The position accounts for 0.04% of the portfolio, ranked #305.

William Blair & Company first reported a position in T in Q2 2013 and has held it in 52 quarters since. The position peaked at $44.8M in Q3 2019. 2,965 funds tracked by Wall St. Rank hold T as of Q1 2026.

  • William Blair & Company held 440,219 shares of AT&T worth $12.8M as of Q1 2026.
  • William Blair & Company sold 5,802 AT&T shares in Q1 2026, an estimated $155K.
  • AT&T made up 0.04% of William Blair & Company's portfolio in Q1 2026, its #305 holding.
  • William Blair & Company first reported a position in AT&T in Q2 2013 and has held it in 52 quarters since.
  • William Blair & Company's AT&T position peaked at $44.8M in Q3 2019.
  • 2,965 funds tracked by Wall St. Rank held AT&T as of Q1 2026.

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