Health Care · Pharmaceutical Preparations · Nasdaq · CIK 1341235 · FYE Dec 31 · Prices AT CLOSE 2026-08-19 (USD) Last $1.58 · Day +1.94% · Mkt cap $94M · 1Y −71.8% · Off 52W high −74.4% · Vol (1Y) 112.3% Price2023-08-21 → 2026-08-19 ALDX close: $7.45 on 2023-08-21 to $1.58 on 2026-08-19. Split-adj closes · 240 of 3,091 · price returnⓘ At a glance | Short interest5.7% of sh out | | Days to cover3.1d | | 13F net flow (QoQ)+3.67% | | Top-10 13F concentration61.3% | | Next report (est.)2026-11-05 |
SI 2026-07-31 · 13F 2026-Q1ⓘ Key fundamentalsFY 2025 | Earnings (TTM)-$23.1M | | ROE−58.7% | | Debt / equity0.34× |
FY ratios · TTM sales/earnings (USD)ⓘ Trailing returns | YTD−69.5% | | 1Y−71.8% | | 3Y−78.8% | | 5Y−80.7% | | 10Y−71.3% | | Since incept. (ann.)−11.6% |
Total return · from 2014-05-02ⓘ Risk | Ann. volatility (1Y)112.3% | | Ann. volatility (3Y)113.8% | | Sharpe (1Y)−0.32 | | Sharpe (3Y)0.33 | | Max drawdown (1Y)−78.9% | | Max drawdown (3Y)−83.8% | | Beta (3Y vs SPY)2.91 |
Daily returns, ann.ⓘ Top institutional holders13F 2026-Q1 | Manager | Shares | Value | % sh out | QoQ |
|---|
| Knoll Capital Management, LLC | 5.5M | $9M | 9.10% | +0.0% | | BlackRock, Inc. | 3.8M | $6M | 6.25% | −2.2% | | AQR CAPITAL MANAGEMENT LLC | 2.8M | $5M | 4.70% | +130.6% | | VANGUARD CAPITAL MANAGEMENT LLC | 2.4M | $4M | 3.93% | new | | KINGDON CAPITAL MANAGEMENT, L.L.C. | 2.2M | $4M | 3.58% | +16.3% | | 683 Capital Management, LLC | 1.5M | $3M | 2.49% | −2.0% | | D. E. Shaw & Co., Inc. | 1.4M | $2M | 2.33% | −12.3% | | GEODE CAPITAL MANAGEMENT, LLC | 1.3M | $2M | 2.08% | +6.9% |
Δ vs 2025-Q4ⓘ Latest reported quarterslast report 2026-08-06 | Period end | Reported | EPS | EPS YoY | Revenue | Rev YoY |
|---|
| 2026-06-30 | 2026-08-06 | −$0.09 | — | — | — | | 2026-03-31 | 2026-05-07 | −$0.06 | — | — | — | | 2025-09-30 | 2025-11-05 | −$0.13 | — | — | — | | 2025-06-30 | 2025-08-07 | −$0.16 | — | — | — |
As-reported XBRL · next 2026-11-05 est.ⓘ Basis & disclosures - EOD closes · nothing imputed or averaged · absent “—”
- As-of differs by block · 13F = US long, 45+d lag, LOWER bound
- Not investment advice · no recommendation, price target or solicitation
- EDGAR + foreign registers · marketstack (licensed EOD) · spzco.com/methodology
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