Companies: 10,795·Total market cap: $144.5T
American Superconductor Corporation

American Superconductor Corporation

AMSCNASDAQIndustrials● Active
$43.34
+$1.00(+2.36%)
Market Cap$2.1B
P/E Ratio—
52W High$70.49
52W Low$24.87
SplitsDividends

American Superconductor Corporation (AMSC) Stock Splits

Forward and reverse split history, cumulative multiple, latest ratio, and share calculator on this tab.

FMP · AMSC · as of Jun 8, 2026

Key split metrics

Total Splits2Since IPO (Dec 12, 1991)
Most Recent SplitMar 25, 2015Reverse · 1-for-10
Cumulative Multiple×0.15001 share (1991) → 0.1500 shares today

Latest Split Event

Reverse Split
Mar 25, 2015
BEFORE SPLIT$0.7000Closing price · Mar 24, 2015
1-for-10
AFTER SPLIT$6.51Opening price · Mar 25, 2015
Every 10 shares were consolidated into 1 share.·Total market cap unchanged.·Source: FMP · Historical EOD

Stock Split History

AMSC · 2 records
Date↓RatioTypeMultiple↕Cumulative↕
Mar 25, 20151-for-10Reverse×0.100×0.150
Nov 29, 19943-for-2Forward×1.50×1.50
2 splits since IPO · Dec 12, 1991Data: Financial Modeling Prep · Updated daily

Stock Split Calculator

If you bought 100 shares purchased of AMSC on Jan 1, 2020 — — how many shares would you hold today after all splits?

ORIGINAL SHARES100
→
SHARES TODAY100
Splits Applied0
Total Multiplier×1.00
Split Period—
Splits applied:No splits occurred after this date
Based on purchase date Jan 1, 2020Share count only · excludes price / dividendsSource: FMP

This calculator shows how stock splits affected share count only. It does not reflect current market value, dividend payments, or transaction costs. Past splits do not guarantee future performance.

About reverse stock split history

American Superconductor Corporation (AMSC) has undergone 2 reverse stock splits. The most recent was a 1-for-10 reverse split on Mar 25, 2015. Reverse splits consolidate shares to increase the per-share price.

Price historyShares outstandingFinancialsEarningsMarket capForecast

Frequently asked questions

American Superconductor Corporation (AMSC) has undergone 2 reverse stock splits. Reverse splits consolidate shares, reducing share count while increasing the per-share price.

AMSC reverse stock split historyhow many reverse splits for AMSCAMSC stock split countcumulative split multiple
Data: Financial Modeling Prep · Updated daily · For informational purposes only, not investment advice.