William Blair & Company
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William Blair & Company’s AST SpaceMobile ASTS Stock Holding History

William Blair & Company’s Portfolio ASTS Stock Details ASTS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$4.9M Buy
55,167
+27,107
+97% +$2.36M 0.01% 525
2026
Q1 		$2.33M Sell
28,060
-2,526
-8% -$238K 0.01% 688
2025
Q4 		$2.22M Sell
30,586
-262
-0.8% -$18.7K 0.01% 717
2025
Q3 		$1.51M Buy
30,848
+4,521
+17% +$218K ﹤0.01% 805
2025
Q2 		$1.23M Buy
26,327
+15,900
+152% +$460K ﹤0.01% 834
2025
Q1 		$237K Buy
+10,427
New +$267K ﹤0.01% 1335

Other funds holding ASTS

RG
Rakuten Group Setagaya-Ku, Tokyo, Japan $1.38B AUM 89.78% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
AI
Alphabet Inc Mountain View, California $99.1B AUM 124.46% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
MG
Marex Group London $23.6B AUM 57.16% 1-Year Est. Return
VV
Vodafone Ventures Newbury, United Kingdom $486M AUM

William Blair & Company's ASTS Position: Q2 2026 in Review

William Blair & Company increased its AST SpaceMobile (ASTS) stake by 97% in Q2 2026, buying an estimated $2.36M and bringing the position to 55,167 shares worth $4.9M. The position accounts for 0.01% of the portfolio, ranked #525.

William Blair & Company first reported a position in ASTS in Q1 2025 and has held it in 6 quarters since. 755 funds tracked by Wall St. Rank hold ASTS as of Q2 2026.

  • William Blair & Company held 55,167 shares of AST SpaceMobile worth $4.9M as of Q2 2026.
  • William Blair & Company bought 27,107 AST SpaceMobile shares in Q2 2026, an estimated $2.36M.
  • AST SpaceMobile made up 0.01% of William Blair & Company's portfolio in Q2 2026, its #525 holding.
  • William Blair & Company first reported a position in AST SpaceMobile in Q1 2025 and has held it in 6 quarters since.
  • 755 funds tracked by Wall St. Rank held AST SpaceMobile as of Q2 2026.

Based on William Blair & Company's 13F filing for Q2 2026, filed 11 Aug 2026.