OPEN · Insider trading · 13F holders · Congress trades
Opendoor Technologies Inc. (OPEN)
Who is buying and selling OPEN: company insiders on SEC Form 4, hedge funds and superinvestors on Form 13F, and members of Congress under the STOCK Act. Every figure links to the filing or page it comes from.
- 13F filers holding
- 11
- Insider buys, 90 days
- $100K
- Insider sales, 90 days
- $21K
- Congress trades, 12 months
- 3
OPEN at a glance
- Between Aug 1, 2026 and Oct 29, 2026, 2 OPEN insiders filed 1 open-market purchase worth $100K and 1 sale worth $21K on SEC Form 4; 1 of the sales were pre-planned under Rule 10b5-1.
- 11 13F filers hold OPEN among their 50 largest positions, worth $74.3M combined. The biggest bets by portfolio weight are Prentice Capital Management, LP (17.7%), Alpine Fox Capital LLC (12.6%) and Caz Investments LP (4.4%). In their latest 13Fs, 2 managers opened a new position and 3 added to one.
- Members of Congress have disclosed 4 OPEN trades since 2023, 2 purchases and 1 sale in the past year; the latest was Cleo Fields (D-LA), selling $1K–15K on Dec 26, 2025.
- OPEN last closed at $1.90 on Oct 29, 2026.
OPEN insider trading
Between Aug 1, 2026 and Oct 29, 2026, 2 OPEN insiders filed 1 open-market purchase worth $100K and 1 sale worth $21K on SEC Form 4; 1 of the sales were pre-planned under Rule 10b5-1.
| Filed | Insider | Role | Trade | Shares | Price | Value | Form 4 |
|---|---|---|---|---|---|---|---|
| Oct 16, 2026 | Nguyen Giang | Chief Operating Officer | Sale10b5-1 | 10,393 | $1.97 | $21K | SEC |
| Aug 14, 2026 | Nejatian Kasra | Chief Executive Officer, Director | Buy | 27,625 | $3.62 | $100K | SEC |
Who owns OPEN? Hedge funds and superinvestors
11 13F filers hold OPEN among their 50 largest positions, worth $74.3M combined. The biggest bets by portfolio weight are Prentice Capital Management, LP (17.7%), Alpine Fox Capital LLC (12.6%) and Caz Investments LP (4.4%). In their latest 13Fs, 2 managers opened a new position and 3 added to one.
| Manager | % of portfolio | Value | Shares | Last quarter | 13F |
|---|---|---|---|---|---|
| Alpine Fox Capital LLCAsset manager | 12.6% | $21.9M | 4,735,000 | +183.5% shares | Q2 2026 |
| Privium Fund Management B.V.Asset manager | 3.3% | $18.2M | 3,940,904 | — | Q2 2026 |
| Graham Capital Management, L.P.Hedge fund | 0.4% | $9.8M | 2,120,412 | -14.3% shares | Q2 2026 |
| Prentice Capital Management, LPHedge fund | 17.7% | $9.3M | 2,021,246 | +26.1% shares | Q2 2026 |
| Alight Capital Management LPHedge fund | 1.1% | $6.9M | 1,500,000 | +130.8% shares | Q2 2026 |
| Caz Investments LPHedge fund | 4.4% | $4.0M | 872,465 | +0.0% shares | Q2 2026 |
| Marathon Trading Investment Management LLCAsset manager | 0.2% | $1.6M | 341,100 | -0.0% shares | Q2 2026 |
| Sullivan Wood Capital Management LLCHedge fund | 1.8% | $1.2M | 501,375 | New | Q3 2026 |
| TTRF Capital LtdAsset manager | 0.8% | $1.2M | 250,500 | — | Q2 2026 |
| Liberty Mutual Group Asset Management Inc.Asset manager | 0.0% | $193K | 41,711 | +0.0% shares | Q2 2026 |
| Skaana Management L.P.Hedge fund | 0.0% | $462.00 | 100 | New | Q2 2026 |
Each manager counts with its latest 13F (Q3 2026: 1, Q2 2026: 10). Screen OPEN in the grand portfolio →
OPEN stock trades by members of Congress
Members of Congress have disclosed 4 OPEN trades since 2023, 2 purchases and 1 sale in the past year; the latest was Cleo Fields (D-LA), selling $1K–15K on Dec 26, 2025.
| Filed | Member | Trade | Amount | Traded | Since |
|---|---|---|---|---|---|
| Jan 16, 2026 | Cleo FieldsD-LA · House | Sale | $1K–15K | Dec 26, 2025 | -69.4% |
| Sep 30, 2025 | Cleo FieldsD-LA · House | Buy | $1K–15K | Sep 19, 2025 | -80.8% |
| Aug 6, 2025 | Cleo FieldsD-LA · House | Buy | $1K–15K | Jul 21, 2025 | -42.7% |
| May 19, 2023 | Daniel S. GoldmanD-NY · House | Buy | $1K–15K | Apr 10, 2023 | +9.5% |
2 members have traded OPEN: Cleo Fields, Daniel S. Goldman.
OPEN questions and answers
Are insiders buying OPEN stock?
Between Aug 1, 2026 and Oct 29, 2026, 2 OPEN insiders filed 1 open-market purchase worth $100K and 1 sale worth $21K on SEC Form 4; 1 of the sales were pre-planned under Rule 10b5-1.
Which hedge funds own OPEN?
11 13F filers hold OPEN among their 50 largest positions, worth $74.3M combined. The biggest bets by portfolio weight are Prentice Capital Management, LP (17.7%), Alpine Fox Capital LLC (12.6%) and Caz Investments LP (4.4%). In their latest 13Fs, 2 managers opened a new position and 3 added to one.
Has Congress traded OPEN?
Members of Congress have disclosed 4 OPEN trades since 2023, 2 purchases and 1 sale in the past year; the latest was Cleo Fields (D-LA), selling $1K–15K on Dec 26, 2025.
Who is the largest holder of OPEN?
Among 13F filers, Alpine Fox Capital LLC reports the largest OPEN position, $21.9M (4,735,000 shares) in its Q2 2026 13F. The biggest bet by portfolio weight is Prentice Capital Management, LP's: 17.7% of its portfolio.
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