William Blair & Company
OPENZ

William Blair & Company’s Opendoor Technologies Inc Series Z Warrants OPENZ Stock Holding History

William Blair & Company’s Portfolio OPENZ Stock Details OPENZ Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$392 Sell
1,666
-64
-4% -$27 ﹤0.01% 1917
2025
Q4 		$691 Buy
+1,730
New +$1.05K ﹤0.01% 1855

Other funds holding OPENZ

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KCM
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LC
Lennar Corp Miami, Florida $64M AUM
Jane Street
Jane Street New York $777B AUM 61.18% 1-Year Est. Return
AC
Aristeia Capital Greenwich, Connecticut $4.82B AUM 24.94% 1-Year Est. Return
VF
Virtu Financial New York $2.41B AUM 48.35% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
GCM
Graham Capital Management Rowayton, Connecticut $4.14B AUM 17.82% 1-Year Est. Return
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund Toronto, Ontario, Canada $62.2B AUM 31.35% 1-Year Est. Return

William Blair & Company's OPENZ Position: Q1 2026 in Review

William Blair & Company reduced its Opendoor Technologies Inc Series Z Warrants (OPENZ) stake by 3.7% in Q1 2026, selling an estimated $27 and leaving 1,666 shares worth $392. The position accounts for ﹤0.01% of the portfolio, ranked #1917.

William Blair & Company first reported a position in OPENZ in Q4 2025 and has held it in 2 quarters since. The position peaked at $691 in Q4 2025. 119 funds tracked by Wall St. Rank hold OPENZ as of Q1 2026.

  • William Blair & Company held 1,666 shares of Opendoor Technologies Inc Series Z Warrants worth $392 as of Q1 2026.
  • William Blair & Company sold 64 Opendoor Technologies Inc Series Z Warrants shares in Q1 2026, an estimated $27.
  • Opendoor Technologies Inc Series Z Warrants made up ﹤0.01% of William Blair & Company's portfolio in Q1 2026, its #1917 holding.
  • William Blair & Company first reported a position in Opendoor Technologies Inc Series Z Warrants in Q4 2025 and has held it in 2 quarters since.
  • William Blair & Company's Opendoor Technologies Inc Series Z Warrants position peaked at $691 in Q4 2025.
  • 119 funds tracked by Wall St. Rank held Opendoor Technologies Inc Series Z Warrants as of Q1 2026.

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