Stock market today · Tuesday recap
Stock market today: Tuesday, October 27, 2026
On Tuesday, October 27, 2026, the S&P 500 ETF (SPY) rose 0.56% to $769.66, with the Nasdaq 100 (QQQ) +1.27%, the Russell 2000 (IWM) +1.15%, the Nasdaq Composite +0.41%, according to Senntric data. The biggest move among tracked large caps was Xylem Inc. (XYL), down 14.2% to $92.86.
By Konsta · Senntric data, 4:00 pm ET close · Updated
Index price movement
S&P 500, Nasdaq and Dow on October 27, 2026.
- ▲ +0.56%
S&P 500
SPY ETF
$769.66
Prior close $765.37 · Mon, Oct 26
Last 15 sessions
- ▲ +1.27%
Nasdaq 100
QQQ ETF
$721.25
Prior close $712.20 · Mon, Oct 26
Last 15 sessions
- ▲ +1.15%
Russell 2000
IWM ETF
$280.18
Prior close $276.99 · Mon, Oct 26
Last 15 sessions
- ▲ +0.41%
Nasdaq Composite
Index
9.73
Prior close 9.69 · Mon, Oct 26
Last 13 sessions
Regular-session closes from Senntric’s stored daily bars; change is against the previous session’s close. ETFs track their index, not its exact level.
Fed, BLS, BEA, Treasury
Economic data on October 27, 2026.
High-impact US releases, actual against expected, with the agency that published each one. Times are US Eastern.
No high-impact US release on October 27, 2026.
Senntric’s economic calendar recorded no high-impact release from the Federal Reserve, BLS, BEA or Treasury with an actual for this session.
Stock news October 27, 2026
The biggest stock moves on Tuesday.
The largest close-to-close moves among the S&P 500 and the large caps Senntric tracks.
XYL, October 27, 2026: down 14.2% to $92.86
Xylem Inc. closed at $92.86, from $108.24 on Mon, Oct 26.
▼ −14.2%PNR, October 27, 2026: up 12.8% to $62.29
Pentair plc closed at $62.29, from $55.22 on Mon, Oct 26.
▲ +12.8%
BA, October 27, 2026: down 10.7% to $168.18
The Boeing Company closed at $168.18, from $188.31 on Mon, Oct 26.
▼ −10.7%VLO, October 27, 2026: down 9.2% to $387.34
Valero Energy Corporation closed at $387.34, from $426.76 on Mon, Oct 26.
▼ −9.2%RKLB, October 27, 2026: up 8.3% to $58.31
Rocket Lab USA Inc. closed at $58.31, from $53.82 on Mon, Oct 26.
▲ +8.3%CRWV, October 27, 2026: up 7.9% to $59.57
CoreWeave, Inc. closed at $59.57, from $55.19 on Mon, Oct 26.
▲ +7.9%
Why stocks moved · from the Week Ahead
- BA, October 27, 2026: fell 10.7% to $168.18, its worst day since April 2025, after CEO Kelly Ortberg said Boeing will miss this year’s 737 production and delivery targets.
- CDNS, October 27, 2026: rose 6.5% to $343.08 the day after its third-quarter report on Monday evening.
- NUE, October 27, 2026: rose 5.2% to $270.79 after Monday-evening results showing third-quarter earnings of $5.80 a share on $11.25 billion of sales.
- KO, October 27, 2026: fell 1.6% to $91.18 even after beating third-quarter estimates and raising its full-year outlook.
- PYPL, October 27, 2026: rose 2.0% to $56.09 after adjusted EPS of $1.45 beat the $1.31 expected and it raised its full-year profit forecast, despite a revenue miss.
Sources: Nasdaq.com QQQ historical data · Rock & Turner, Oct 27 market wrap · Nucor Q3 2026 results
Senntric alerts
What Senntric flagged on October 27, 2026.
Alerts from Senntric’s Situation Awareness Engine during the session, with the price they fired at and where the stock went after.
HCAReversal lower10:06 am ET
Fired at $484.51; traded to $439.83 after it; closed at $449.81.
▼ −9.22%to the extreme
AMDBreakout10:30 am ET
Fired at $551.77; traded to $563.89 after it; closed at $560.25.
▲ +2.20%to the extreme
Examples of Senntric alerts, not recommendations or typical results. Alerts are listed by priority and time, not picked by outcome.
Get these alerts liveSenntric’s read, October 27, 2026
A broad up day: Nasdaq 100 +1.3% led and S&P 500 +0.6% lagged; XYL’s −14.2% was the move that stood out.
Stock market October 27, 2026
Questions about Tuesday’s market
How did the stock market do on October 27, 2026?
On Tuesday, October 27, 2026, the S&P 500 ETF (SPY) rose 0.56% to $769.66, with the Nasdaq 100 (QQQ) +1.27%, the Russell 2000 (IWM) +1.15%, the Nasdaq Composite +0.41%, according to Senntric data. The biggest move among tracked large caps was Xylem Inc. (XYL), down 14.2% to $92.86.
Why did the stock market go up on October 27, 2026?
A broad up day: Nasdaq 100 +1.3% led and S&P 500 +0.6% lagged; XYL’s −14.2% was the move that stood out. No high-impact US economic release was recorded that day. The largest moves among tracked large caps were XYL −14.2%, PNR +12.8%, BA −10.7%.
What did the S&P 500 close at on October 27, 2026?
SPY, the S&P 500 ETF, closed at $769.66 on October 27, 2026, up 0.56% from $765.37 on October 26, 2026, according to Senntric data.
What economic data was released on October 27, 2026?
No high-impact US release from the Federal Reserve, BLS, BEA or Treasury was recorded for October 27, 2026.
Which stocks moved the most on October 27, 2026?
Xylem Inc. (XYL) −14.2% to $92.86; Pentair plc (PNR) +12.8% to $62.29; The Boeing Company (BA) −10.7% to $168.18; Valero Energy Corporation (VLO) −9.2% to $387.34; Rocket Lab USA Inc. (RKLB) +8.3% to $58.31; CoreWeave, Inc. (CRWV) +7.9% to $59.57. Moves are close to close among the S&P 500 and the large caps Senntric tracks.
Don’t read it after the close
Catch the next move while it’s happening.
Real-time news and alerts, audio squawk for every release, live SPY and QQQ gamma levels and Sena, the AI trading agent, in one workspace.
About this data: closes are Senntric’s stored regular-session daily bars; releases are high-impact US events from Senntric’s economic calendar, with the publishing agency linked; alerts come from Senntric’s Situation Awareness Engine. Figures that weren’t stored are left out. Educational content, not investment advice. More: Markets.