BPAC — Blueport Acquisition Ltd
Price · 2026-01-06 → 2026-08-21
158 daily closes shownAnonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2022-01-25.
Performance
Technicals
Insider transactions (Form 4)
| date | insider | what | shares | price | value |
|---|---|---|---|---|---|
| 2025-11-13 | Rosenstadt William S CEO and Chairman | Open-market purchase | 197.2K | — | — |
| 2025-11-13 | Blueport Acquisition Corp | Open-market purchase | 197.2K | — | — |
| 2025-11-13 | Jiang Roy | Open-market purchase | 197.2K | — | — |
Open-market purchases (code P) are the informative ones. Grants, option exercises and tax withholding are compensation mechanics, not decisions. How to read a Form 4 →
Largest institutional holders
| manager | value | shares |
|---|---|---|
| Karpus Management, Inc. | 7.2M | 716.6K |
| RIVERNORTH CAPITAL MANAGEMENT, LLC | 5.0M | 500.0K |
| WOLVERINE ASSET MANAGEMENT LLC | 3.3M | 333.4K |
| Shaolin Capital Management LLC | 2.9M | 285.8K |
| Polar Asset Management Partners Inc. | 2.5M | 250.0K |
| Linden Advisors LP | 2.5M | 250.0K |
| ARISTEIA CAPITAL, L.L.C. | 2.5M | 250.0K |
| MIZUHO SECURITIES USA LLC | 2.3M | 229.4K |
| WHITEBOX ADVISORS LLC | 2.0M | 200.0K |
| Radcliffe Capital Management, L.P. | 1.6M | 159.3K |
13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →
Short selling
This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →
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