XRPN — Armada Acquisition Corp. II
Price · 2024-08-26 → 2026-08-21
499 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 2024-08-16.
Performance
Technicals
Measured signals that fired on XRPN
| date | signal | measured base rate |
|---|---|---|
| 2026-08-04 | Short volume far above its own normal short | -0.76% over 21 days · t = -2.79 · n = 5,897 statistically distinguishable from its control group |
Excess return against a matched control group, on a point-in-time universe that includes delisted companies. Most families do not survive that. How the measurement works →
Insider transactions (Form 4)
| date | insider | what | shares | price | value |
|---|---|---|---|---|---|
| 2025-08-12 | Armada Sponsor II LLC | Open-market sale | 400.0K | — | — |
| 2025-08-12 | LURIO DOUGLAS M Pres./CFO/Sec. | Open-market sale | 400.0K | — | — |
| 2025-08-12 | HERBERT STEPHEN P CEO | Open-market sale | 400.0K | — | — |
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 |
|---|---|---|
| Arrington Capital Management, LLC | 59.8M | 5.8M |
| METEORA CAPITAL, LLC | 23.5M | 2.3M |
| TENOR CAPITAL MANAGEMENT Co., L.P. | 22.5M | 2.2M |
| BERKLEY W R CORP | 12.7M | 1.2M |
| AQR Arbitrage LLC | 10.9M | 1.1M |
| Westchester Capital Management, LLC | 8.6M | 833.4K |
| Magnetar Financial LLC | 8.4M | 814.3K |
| Linden Advisors LP | 8.2M | 800.0K |
| LMR Partners LLP | 8.2M | 800.0K |
| Polar Asset Management Partners Inc. | 6.6M | 635.8K |
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 →
Latest SEC filings
| form | filed | period | |
|---|---|---|---|
| SCHEDULE 13G/A | 2026-08-14 | — | on EDGAR ↗ |
| SCHEDULE 13G/A | 2026-08-14 | — | on EDGAR ↗ |
| 425 | 2026-08-13 | — | on EDGAR ↗ |
| 10-Q | 2026-08-13 | 2026-06-30 | on EDGAR ↗ |
| 8-K | 2026-07-31 | 2026-07-27 | on EDGAR ↗ |
| 10-Q | 2026-05-13 | 2026-03-31 | on EDGAR ↗ |
| SCHEDULE 13G | 2026-05-08 | — | on EDGAR ↗ |
| SCHEDULE 13G/A | 2026-04-08 | — | on EDGAR ↗ |
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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