William Blair & Company
SOUN icon

William Blair & Company’s SoundHound AI SOUN Stock Holding History

William Blair & Company’s Portfolio SOUN Stock Details SOUN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$296K Buy
45,816
+18,320
+67% +$142K ﹤0.01% 1425
2026
Q1 		$189K Buy
27,496
+12,000
+77% +$104K ﹤0.01% 1501
2025
Q4 		$154K Sell
15,496
-18,177
-54% -$262K ﹤0.01% 1509
2025
Q3 		$541K Buy
+33,673
New +$447K ﹤0.01% 1084

Other funds holding SOUN

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
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $751B AUM 38.74% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return

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

William Blair & Company increased its SoundHound AI (SOUN) stake by 67% in Q2 2026, buying an estimated $142K and bringing the position to 45,816 shares worth $296K. The position accounts for ﹤0.01% of the portfolio, ranked #1425.

William Blair & Company first reported a position in SOUN in Q3 2025 and has held it in 4 quarters since. The position peaked at $541K in Q3 2025. 445 funds tracked by Wall St. Rank hold SOUN as of Q2 2026.

  • William Blair & Company held 45,816 shares of SoundHound AI worth $296K as of Q2 2026.
  • William Blair & Company bought 18,320 SoundHound AI shares in Q2 2026, an estimated $142K.
  • SoundHound AI made up ﹤0.01% of William Blair & Company's portfolio in Q2 2026, its #1425 holding.
  • William Blair & Company first reported a position in SoundHound AI in Q3 2025 and has held it in 4 quarters since.
  • William Blair & Company's SoundHound AI position peaked at $541K in Q3 2025.
  • 445 funds tracked by Wall St. Rank held SoundHound AI as of Q2 2026.

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