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Sigma Planning Corp’s Opendoor OPEN Stock Holding History

Sigma Planning Corp’s Portfolio OPEN Stock Details OPEN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$738K Sell
159,800
-3,500
-2% -$16.8K 0.02% 726
2026
Q1 		$764K Sell
163,300
-3,000
-2% -$16.2K 0.02% 677
2025
Q4 		$970K Buy
166,300
+2,827
+2% +$20.3K 0.03% 546
2025
Q3 		$1.26M Buy
+163,473
New +$663K 0.04% 453

Other funds holding OPEN

Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
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 $3.37T AUM 44.26% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
LC
Lennar Corp Miami, Florida $63.2M AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $751B AUM 38.74% 1-Year Est. Return

Sigma Planning Corp's OPEN Position: Q2 2026 in Review

Sigma Planning Corp reduced its Opendoor (OPEN) stake by 2.1% in Q2 2026, selling an estimated $16.8K and leaving 159,800 shares worth $738K. The position accounts for 0.02% of the portfolio, ranked #726.

Sigma Planning Corp first reported a position in OPEN in Q3 2025 and has held it in 4 quarters since. The position peaked at $1.26M in Q3 2025. 391 funds tracked by Wall St. Rank hold OPEN as of Q2 2026.

  • Sigma Planning Corp held 159,800 shares of Opendoor worth $738K as of Q2 2026.
  • Sigma Planning Corp sold 3,500 Opendoor shares in Q2 2026, an estimated $16.8K.
  • Opendoor made up 0.02% of Sigma Planning Corp's portfolio in Q2 2026, its #726 holding.
  • Sigma Planning Corp first reported a position in Opendoor in Q3 2025 and has held it in 4 quarters since.
  • Sigma Planning Corp's Opendoor position peaked at $1.26M in Q3 2025.
  • 391 funds tracked by Wall St. Rank held Opendoor as of Q2 2026.

Based on Sigma Planning Corp's 13F filing for Q2 2026, filed 7 Aug 2026.