AMSC American Superconductor Corporation Common Stock

Last close: 23.39
504-day return: -18.04%
Median $/day: $31.2M
Relationships shown: 13
Leader rank: #861

together opposite · bar = ρ at each lag, −10 … 0 … +10 days · holdout ρ · click a card for the full picture

AMSC vs ENVX

Both indexed to 100 at 2026-05-11.

AMSC ENVX · range 31–120 · 2026-05-11 → 2026-11-06

Follows AMSC

These tend to repeat AMSC's moves later.

BCV Bancroft Fund Ltd.

lag 1dρ +0.22holdout +0.19stable 75%$/day $290krobust

Moves with AMSC

Same day, ranked by what's left after the market and sector factors are removed ("beyond mkt").

ENVX Enovix Corporation Common Stock

ρ +0.60beyond mkt +0.24holdout +0.67stable 100%robust

CNRG State Street SPDR S&P Kensho Grid Innovation ETF

ρ +0.66beyond mkt +0.23holdout +0.78stable 100%robust

PBW Invesco WilderHill Clean Energy ETF

ρ +0.67beyond mkt +0.21holdout +0.78stable 100%robust

GRID First Trust NASDAQ Clean Edge Smart Grid Infrastructure Index Fund

ρ +0.68beyond mkt +0.20holdout +0.75stable 100%robust

IGF iShares Global Infrastructure ETF

ρ +0.34beyond mkt +0.20holdout +0.24stable 75%robust

PWRD TCW Transform Systems ETF

ρ +0.69beyond mkt +0.18holdout +0.71stable 100%robust

Moves against AMSC

VXX iPath Series B S&P 500 VIX Short-Term Futures ETN

ρ -0.45beyond mkt +0.06holdout -0.39stable 100%robust

BTAL AGF U.S. Market Neutral Anti-Beta Fund

ρ -0.65beyond mkt -0.05holdout -0.71stable 100%robust

VIXM ProShares VIX Mid-Term Futures ETF

ρ -0.40beyond mkt +0.03holdout -0.30stable 100%robust

TAIL Cambria Tail Risk ETF

ρ -0.42beyond mkt +0.02holdout -0.33stable 100%robust

Weekly, not daily

No day-to-day relationship, but 5- or 10-day returns move together.

DSU Blackrock Debt Strategies Fund, Inc.

horizon 10dρ +0.40holdout +0.41stable 75%robust

UBER Uber Technologies, Inc.

horizon 10dρ +0.36holdout +0.12stable 50%moderate

Changed this quarter

Biggest shifts in same-day correlation over the last 63 trading days versus the year before.

CARG CarGurus, Inc. Class A Common Stock

Δ -0.62recent -0.38prior +0.23beyond mkt +0.04

CARS Cars.com Inc. Common Stock

Δ -0.60recent -0.37prior +0.23beyond mkt -0.00

ABNB Airbnb, Inc. Class A Common Stock

Δ -0.57recent -0.32prior +0.24beyond mkt -0.05

CHWY Chewy, Inc.

Δ -0.56recent -0.37prior +0.19beyond mkt +0.09

TPR Tapestry, Inc. Common Stock

Δ -0.55recent -0.19prior +0.37beyond mkt +0.05

PLNT Planet Fitness, Inc.

Δ -0.55recent -0.34prior +0.21beyond mkt +0.10

Traded with AMSC

Abnormal volume rises and falls on the same days as AMSC's, while prices do not move together: the same hands, not the same business.

Symbol	traded together ρ	big prints together ρ	priced together ρ	q
AISP Airship AI Holdings, Inc. Class A Common Stock	+0.40	+0.18	+0.07	<1e-15
LTBR Lightbridge Corporation Common Stock	+0.43	+0.10	+0.04	<1e-15
QTUM Defiance Quantum ETF	+0.41	+0.11	+0.03	<1e-15
SOAR SOAR AI, Inc.	+0.41	+0.12	-0.05	<1e-15
POET POET Technologies Inc. Common Shares	+0.40	+0.10	-0.02	<1e-15
NVTS Navitas Semiconductor Corporation Common Stock	+0.42	+0.08	+0.04	<1e-15