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Last update: Sep 11, 2026, 11:13 AM ET
Generac Holdings Inc.
$181.67 2.58% at Sep 10 close
Market Open

Why Generac Holdings Inc. (GNRC) stock moved

Updated Sep 10, 2026

Generac Holdings Inc. (GNRC) shares fell 2.6% to $181.67 at the September 10, 2026 close, a moderate decline from the prior close of $186.48. That close is the latest confirmed price for GNRC; a live quote was not available. BestStocks flagged the session as a major change for GNRC. No single company-specific catalyst was confirmed during the move window. Below, we break down what changed for GNRC, why it matters for investors, how the stock reacted, and the catalysts on the calendar.

What happened

GNRC fell 2.6% to $181.67

GNRC fell 2.6% in its latest session, moving from $186.48 to $181.67.

ValuationWeak confidence
Rel. volume
Calculating
Vs peers
No comparable peers
Market cap
Earnings in
54d
2026-11-04
Price chart
Sep 11
Not enough price data.
E earnings
F filing
A analyst
V/N other
click a marker to highlight
Change events — click to jump to details

What it means for Generac Holdings Inc. investors

For Generac Holdings Inc. investors, the recent signals add up to a bearish shift. On the constructive side: Generac filed an 8-K material event disclosure today alongside an earnings report, prompting a modest 0.54% decline to $194.54. Weighing against that: Material negative event; Negative session, down 2.6%. BestStocks rates the overall signal quality weak (38/100). With earnings roughly 54 days out, the next report is the most likely near-term test of the move.

GNRC price reaction

GNRC last traded at $181.67, down $4.81 (-2.58%) from the previous close of $186.48.

The bull and bear case for GNRC stock

Weighing the constructive signals against the risks, here is how the bull and bear case for Generac Holdings Inc. (GNRC) lines up on the latest data.

The bullish case

  • Generac filed an 8-K material event disclosure today alongside an earnings report, prompting a modest 0.54% decline to $194.54.

The bearish case

  • Material negative event.
  • Negative session, down 2.6%.
  • GNRC fell 7.60% to $190.92 as investor sentiment cooled on valuation concerns and data center execution uncertainty.
  • Generac Holdings filed an 8-K material event disclosure today alongside an earnings report (per SEC filing_snapshots DB), prompting early intraday selling.
Bull vs bear balanceBearish Shift
BearishNeutralBullish

Weighing both sides, BestStocks' composite read of recent signals is bearish, as the bull-versus-bear meter above shows. This is an educational summary of the bull and bear case, not investment advice.

Analyst expectations
No analyst data available
SEC filings watch
10-Q2026-08-04
Quarterly financial results
medium
8-K2026-07-29
Material event — review for impact
high
8-K2026-06-12
Material event — review for impact
high
Peer context
GNRC-2.6%

Previous notable changes for GNRC

Material / Earnings2026-09-09
Generac Holdings Inc. (GNRC) moved −2.80% from $191.85 to $186.48 on September 9, 2026. We checked news, earnings announcements, analyst updates, SEC filings, and corporate actions — no company-specific catalyst was found. Volume remained near its 5-day average, suggesting routine trading rather than a driven event.
Risk2026-08-27via Yahoo Finance
GNRC fell 7.60% to $190.92 as investor sentiment cooled on valuation concerns and data center execution uncertainty. According to the web catalyst, profit-taking reflects analyst debate over whether Generac's stretched valuation fully prices in long-term AI-driven power demand versus near-term normalization in residential standby generator sales, with particular focus on the gap between announced data center backlog and actual revenue recognition timing. Volume of 1.02M shares ran 1.23x normal for this point in the session.
Material / Earnings2026-08-25
Generac Holdings Inc. (GNRC) moved -3.20% from $208.44 to $201.78 on 2026-08-25. We checked news, earnings announcements, analyst updates, SEC filings, and corporate actions — no company-specific catalyst was found.
Material / Earnings2026-08-13
Generac Holdings Inc. (GNRC) moved -2.54% from $222.31 to $216.66 on 2026-08-13. We checked news, earnings, analyst updates, SEC filings, and corporate actions — no company-specific catalyst was found. Volume was 1.3x the 5-day average, indicating modest above-average trading activity.

In-depth GNRC event analyses

Permanent, dated analyses of GNRC's most significant sessions.
Upcoming catalysts & outlook
Next earnings
2026-11-04
in 54 days
Thesis shift
Bearish Shift
bearish signal
Risk level
High
from change events

Frequently asked questions about GNRC

Why did Generac Holdings Inc. (GNRC) stock move?

GNRC fell 2.6% to $181.67. No single company-specific catalyst was confirmed during the move window, and it looks technical.

How much did GNRC stock fall?

GNRC lost 2.58% ($4.81) versus the prior close of $186.48, last trading at $181.67.

When is Generac Holdings Inc.'s next earnings date?

GNRC's next earnings report is scheduled for 2026-11-04 — about 54 days away.

How BestStocks tracks GNRC

This page is generated automatically by BestStocks' change-detection system after its price and volume cleared GNRC-specific materiality thresholds, triggering an evidence check. It draws on 20 tracked change events for GNRC, cross-checked against the data sources listed below. A live intraday quote was not available, so price and volume figures are the confirmed end-of-day close from September 10, 2026 — not the current price — and the percentage move is that session's. They refresh once live quotes resume. For companies with multiple share classes, market-cap figures can differ by data source. Analyst price targets and ratings are FMP consensus. This is an educational summary of what changed and why — not personalized investment advice.

Data sources
FMP real-time & historical price dataSEC EDGAR filingsFMP earnings & estimatesEarnings calendar (FMP)
Educational research tool — not personalized investment advice. Data may be delayed.