Information Technology · Motors & Generators · Nasdaq · CIK 880807 · FYE Mar 31 · Prices AT CLOSE 2026-08-21 (USD) Last $30.01 · Day −0.13% · Mkt cap $1.5B · P/E (FY) 9.8× · 1Y −38.2% · Off 52W high −57.4% · Vol (1Y) 81.7% Price2023-08-21 → 2026-08-21 AMSC close: $9.1 on 2023-08-21 to $30.0 on 2026-08-21. Split-adj closes · 240 of 5,310 · price returnⓘ At a glance | Short interest7.3% of sh out | | Days to cover4.2d | | 13F net flow (QoQ)+0.72% | | Top-10 13F concentration46.5% | | Next report (est.)2026-11-04 |
SI 2026-07-31 · 13F 2026-Q1ⓘ Key fundamentalsFY 2026 | P/E (FY)9.8× | | Sales (TTM)$320.9M | | Earnings (TTM)$136.6M | | ROE35.6% | | Net margin44.7% | | ROIC4.3% | | Sales growth 3Y41.3% |
FY ratios · TTM sales/earnings (USD)ⓘ Trailing returns | YTD+4.3% | | 1Y−38.2% | | 3Y+230.9% | | 5Y+147.2% | | 10Y+337.5% | | Since incept. (ann.)−5.2% |
Total return · from 2005-07-11ⓘ Risk | Ann. volatility (1Y)81.7% | | Ann. volatility (3Y)83.2% | | Sharpe (1Y)−0.15 | | Sharpe (3Y)0.90 | | Max drawdown (1Y)−61.1% | | Max drawdown (3Y)−61.1% | | Beta (3Y vs SPY)4.92 |
Daily returns, ann.ⓘ Top institutional holders13F 2026-Q1 | Manager | Shares | Value | % sh out | QoQ |
|---|
| BlackRock, Inc. | 4.0M | $135M | 8.36% | +6.2% | | VANGUARD CAPITAL MANAGEMENT LLC | 2.0M | $69M | 4.28% | new | | VANGUARD PORTFOLIO MANAGEMENT LLC | 1.7M | $58M | 3.60% | new | | BAILLIE GIFFORD & CO | 1.4M | $49M | 3.04% | −3.9% | | STATE STREET CORP | 1.3M | $43M | 2.65% | +5.8% | | GEODE CAPITAL MANAGEMENT, LLC | 1.2M | $40M | 2.46% | +7.2% | | BARROW HANLEY MEWHINNEY & STRAUSS LLC | 1.1M | $39M | 2.39% | new | | Nuveen, LLC | 1.0M | $35M | 2.14% | +6.2% |
Δ vs 2025-Q4ⓘ Latest reported quarterslast report 2026-08-05 | Period end | Reported | EPS | EPS YoY | Revenue | Rev YoY |
|---|
| 2026-06-30 | 2026-08-05 | $0.20 | +17.6% | $94.1M | +30.0% | | 2026-03-31 | 2026-05-27 | $0.15 | +275.0% | $86.4M | +29.6% | | 2025-12-31 | 2026-02-04 | $2.62 | +4266.7% | $74.5M | +21.4% | | 2025-09-30 | 2025-11-05 | $0.11 | −15.4% | $65.9M | +20.9% |
As-reported XBRL · next 2026-11-04 est.ⓘ Segment mixFY2026 (ended Mar 2026) Grid 84% · Wind 16% business · TAGGED revenueⓘ 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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