OBOOK HOLDINGS INC.
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SEC XBRL · annualNo structured XBRL financials available (common for pre-2009 filers, foreign issuers, or companies that never reported as a US public company).
5%+ owners
SEC Schedule 13D / 13G · last 3 yrs- Hsieh Chung HanPassive (13G)Mar 11, 2026
- Wang Chun KaiPassive (13G)Mar 11, 2026
Holders who disclosed a 5%+ stake. 13D signals intent to influence or control; 13G is a passive holding. Latest filing per holder — open it for the exact stake.
Short interest
FINRA · bi-monthly| Settlement | Shares short | Days to cover | Δ vs prior |
|---|---|---|---|
| May 15, 2026 | 68,936 | 2.3 | -15.0% |
| Apr 30, 2026 | 81,130 | 1.6 | +15.3% |
| Apr 15, 2026 | 70,384 | 3.3 | -5.8% |
| Mar 31, 2026 | 74,720 | 3.4 | -15.5% |
| Mar 13, 2026 | 88,455 | 5.3 | -3.6% |
Shares sold short as reported to FINRA. Days-to-cover = short shares ÷ average daily volume — higher means more potential squeeze pressure.
Recent SEC filings
All filings ↗- 4PRIMARY DOCUMENTMay 26, 2026
- 6-KMay 20, 2026
- F-1May 14, 2026
- EFFECTMay 8, 2026
- POS AMPOST-EFFECTIVE AMENDMENT NO. 1 TO FORM F-1May 7, 2026
- 20-FApr 29, 2026
- 6-KApr 29, 2026
- 6-KApr 20, 2026
- 6-KApr 9, 2026
- 6-KApr 7, 2026
- 6-KApr 6, 2026
- 3PRIMARY DOCUMENTApr 2, 2026
- 6-KApr 1, 2026
- 3PRIMARY DOCUMENTMar 11, 2026
- SCHEDULE 13G/AMar 11, 2026
Event-driven situations (1)
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