William Blair & Company
AII

William Blair & Company’s American Integrity Insurance AII Stock Holding History

William Blair & Company’s Portfolio AII Stock Details AII Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		– Sell
-12,727
Closed -$245K – 2080
2026
Q1 		$245K Sell
12,727
-11,673
-48% -$222K ﹤0.01% 1402
2025
Q4 		$508K Buy
24,400
+4,900
+25% +$109K ﹤0.01% 1142
2025
Q3 		$435K Buy
19,500
+5,720
+42% +$108K ﹤0.01% 1165
2025
Q2 		$253K Buy
+13,780
New +$232K ﹤0.01% 1324

Other funds holding AII

Boston Partners
Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return
WA
Wasatch Advisors Salt Lake City, Utah $15.3B AUM 25.06% 1-Year Est. Return
MBAM
Mink Brook Asset Management West Palm Beach, Florida $227M AUM 64.76% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
PRCP
Pacific Ridge Capital Partners Lake Oswego, Oregon $551M AUM 49.99% 1-Year Est. Return
FGP
Freestone Grove Partners San Francisco, California $15.6B AUM 27.39% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Russell Investments Group
Russell Investments Group London, United Kingdom $114B AUM 41.71% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return

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

William Blair & Company sold out of American Integrity Insurance (AII) in Q2 2026, closing a stake of 12,727 shares — an estimated $245K sold.

William Blair & Company first reported a position in AII in Q2 2025 and held it in 4 quarters. The position peaked at $508K in Q4 2025. 101 funds tracked by Wall St. Rank hold AII as of Q2 2026.

  • William Blair & Company reported no remaining American Integrity Insurance position as of Q2 2026 after selling out during the quarter.
  • William Blair & Company sold 12,727 American Integrity Insurance shares in Q2 2026, an estimated $245K.
  • William Blair & Company first reported a position in American Integrity Insurance in Q2 2025 and held it in 4 quarters.
  • William Blair & Company's American Integrity Insurance position peaked at $508K in Q4 2025.
  • 101 funds tracked by Wall St. Rank held American Integrity Insurance as of Q2 2026.

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