AMBOW ED HLDG LTD (AMBO)
Institutional ownership reported to the SEC as of Q2 2026, across 31 quarters.
3
Reporting holders
$119.7K
Reported value
0.0%
Held as options
+1
Holder change
Options share is the part of reported value carried in derivative lines rather than shares. A high figure means institutions are expressing a view on this security without owning much of it.
Holders
| Filer | Value | Shares | Their book | Held | Change |
|---|---|---|---|---|---|
| CITADEL ADVISORS LLC | $116.4K | 51,270 | 0.00% | new | NEW |
| JONES FINANCIAL COMPANIES LLLP | $2.1K | 900 | 0.00% | 3q | -25.0% |
| UBS Group AG | $1.2K | 545 | 0.00% | 6q | +69.3% |
Quarter by quarter
Coverage begins with the quarter ending 2018-12-31. Earlier filings exist only as occasional late amendments, too sparse to describe a market, so they are not shown.
| Quarter | Holders | Value | Shares | New | Added | Trimmed | Options |
|---|---|---|---|---|---|---|---|
| Q2 2026 | 3 | $119.7K | 52,715 | 1 | 1 | 1 | 0.0% |
| Q1 2026 | 2 | $3.2K | 1,522 | 0 | 0 | 2 | 0.0% |
| Q4 2025 | 5 | $12.5K | 4,523 | 1 | 0 | 2 | 0.0% |
| Q3 2025 | 6 | $120.7K | 33,348 | 3 | 0 | 1 | 0.0% |
| Q2 2025 | 3 | $73.2K | 28,223 | 1 | 1 | 0 | 0.0% |
| Q1 2025 | 2 | $66.4K | 26,579 | 2 | 0 | 0 | 0.0% |
| Q4 2024 | 2 | $65 | 31 | 0 | 0 | 0 | 0.0% |
| Q3 2024 | 3 | $53 | 41 | 0 | 0 | 0 | 0.0% |
| Q2 2024 | 4 | $5.2K | 4,348 | 1 | 0 | 1 | 0.0% |
| Q1 2024 | 4 | $17.4K | 10,132 | 4 | 0 | 0 | 0.0% |
| Q4 2023 | 6 | $15.1K | 109,878 | 3 | 0 | 0 | 0.0% |
| Q3 2023 | 4 | $5.1K | 185,608 | 0 | 0 | 1 | 0.0% |
| Q2 2023 | 6 | $16.8K | 75,412 | 2 | 2 | 0 | 0.0% |
| Q1 2023 | 4 | $10.2K | 38,633 | 2 | 1 | 0 | 0.0% |
| Q4 2022 | 5 | $15.0K | 49,135 | 4 | 0 | 1 | 0.0% |
| Q3 2022 | 5 | $80.0K | 258,623 | 2 | 1 | 2 | 0.0% |
| Q2 2022 | 4 | $91.0K | 247,403 | 1 | 3 | 0 | 0.0% |
| Q1 2022 | 4 | $138.0K | 179,919 | 3 | 1 | 0 | 0.0% |
| Q4 2021 | 2 | $426.0K | 460,854 | 1 | 0 | 1 | 0.0% |
| Q3 2021 | 3 | $388.0K | 264,197 | 1 | 0 | 2 | 0.0% |
| Q2 2021 | 5 | $951.0K | 395,431 | 1 | 2 | 1 | 0.0% |
| Q1 2021 | 6 | $410.0K | 187,350 | 5 | 1 | 0 | 0.0% |
| Q4 2020 | 2 | $550.0K | 253,430 | 1 | 1 | 0 | 0.0% |
| Q3 2020 | 5 | $617.0K | 122,103 | 4 | 1 | 0 | 0.0% |
| Q2 2020 | 3 | $162.0K | 91,086 | 0 | 1 | 1 | 0.0% |
| Q1 2020 | 3 | $162.0K | 85,135 | 0 | 0 | 1 | 0.0% |
| Q4 2019 | 4 | $206.0K | 104,178 | 0 | 2 | 1 | 0.0% |
| Q3 2019 | 6 | $188.0K | 118,797 | 1 | 1 | 2 | 0.0% |
| Q2 2019 | 6 | $228.0K | 61,223 | 2 | 3 | 0 | 0.0% |
| Q1 2019 | 5 | $187.0K | 29,857 | 2 | 2 | 0 | 0.0% |
| Q4 2018 | 4 | $81.0K | 14,791 | 0 | 0 | 0 | 0.0% |