William Blair & Company
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William Blair & Company’s Astrana Health ASTH Stock Holding History

William Blair & Company’s Portfolio ASTH Stock Details ASTH Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.24M Sell
26,686
-5,184
-16% -$187K ﹤0.01% 905
2026
Q1 		$781K Sell
31,870
-11,031
-26% -$261K ﹤0.01% 1018
2025
Q4 		$1.06M Buy
+42,901
New +$1.14M ﹤0.01% 922

Other funds holding ASTH

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
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
3C
325 Capital New York $419M AUM 75.74% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

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

William Blair & Company reduced its Astrana Health (ASTH) stake by 16% in Q2 2026, selling an estimated $187K and leaving 26,686 shares worth $1.24M. The position accounts for ﹤0.01% of the portfolio, ranked #905.

William Blair & Company first reported a position in ASTH in Q4 2025 and has held it in 3 quarters since. 209 funds tracked by Wall St. Rank hold ASTH as of Q2 2026.

  • William Blair & Company held 26,686 shares of Astrana Health worth $1.24M as of Q2 2026.
  • William Blair & Company sold 5,184 Astrana Health shares in Q2 2026, an estimated $187K.
  • Astrana Health made up ﹤0.01% of William Blair & Company's portfolio in Q2 2026, its #905 holding.
  • William Blair & Company first reported a position in Astrana Health in Q4 2025 and has held it in 3 quarters since.
  • 209 funds tracked by Wall St. Rank held Astrana Health as of Q2 2026.

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