The S&P 500 closed at 7,691.39, up 0.42%, as the Nasdaq Composite led major indexes with a 1.11% gain on a rebound in technology shares, while the Dow Jones Industrial Average slipped 0.07% to 51,966.03. The Russell 2000 added 0.25%. The 10-year Treasury yield rose 0.75% to 5.135%, and the VIX fell 7.80% to 18.43, pointing to easing volatility expectations.
| Index | Close | Change |
|---|---|---|
| S&P 500 | 7,691.39 | +0.42% |
| Dow Jones Industrial Average | 51,966.03 | -0.07% |
| Nasdaq Composite | 26,430.89 | +1.11% |
| Russell 2000 | 2,728.30 | +0.25% |
| VIX (volatility index) | 18.43 | -7.80% |
| 10-year Treasury yield | 5.135% | +0.75% |
Source: Index levels at the close · as of October 19, 2026 at 4:30 PM ET · The 10-year Treasury yield is shown as a yield; its change is the percentage change in that yield.
The biggest S&P 500 moves
Western Digital and Sandisk led gainers, up 6.09% and 5.49%; CNBC reported memory-chip makers including Sandisk rose after the sector's recent rout. Datadog and Twilio also advanced sharply. Amazon gained 4.98% after Benzinga reported the stock climbed on optimism tied to Amazon Web Services and its Bedrock AI platform.
On the downside, Ameriprise Financial fell 4.07% after CNBC reported Bank of America cut its rating to underperform, citing advisor departures and pressure on the firm's cash sweep rate. Mosaic dropped 4.78%, NRG Energy fell 4.21% and Eversource Energy declined 3.55%, each moving without an explanation cited in the facts.
| Stock | Company | Close | Change |
|---|---|---|---|
| WDC | Western Digital | $352.21 | +6.09% |
| SNDK | Sandisk Corporation | $1,370.59 | +5.49% |
| DDOG | Datadog | $260.36 | +5.36% |
| TWLO | Twilio Inc. | $257.29 | +5.29% |
| AMZN | Amazon | $262.45 | +4.98% |
Source: Closing prices against the prior close, S&P 500 members · as of October 19, 2026 at 4:30 PM ET
| Stock | Company | Close | Change |
|---|---|---|---|
| MOS | Mosaic Company (The) | $17.92 | -4.78% |
| NRG | NRG Energy | $99.38 | -4.21% |
| AMP | Ameriprise Financial | $480.41 | -4.07% |
| ES | Eversource Energy | $64.48 | -3.55% |
| HONA | Honeywell Aerospace Inc | $162.49 | -3.33% |
Source: Closing prices against the prior close, S&P 500 members · as of October 19, 2026 at 4:30 PM ET
Sectors
Only 3 of the 11 sectors finished higher. Consumer discretionary led with a 1.78% gain, followed by technology, up 1.32%, while materials edged up 0.06%. Utilities lagged badly, down 2.01%, with real estate and financials also among the weakest performers.
| Sector | Change |
|---|---|
| Consumer discretionary | +1.78% |
| Technology | +1.32% |
| Materials | +0.06% |
| Communication services | -0.21% |
| Consumer staples | -0.47% |
| Health care | -0.59% |
| Industrials | -0.64% |
| Energy | -0.64% |
| Financials | -0.81% |
| Real estate | -1.16% |
| Utilities | -2.01% |
Source: Sector index funds, change on the day · as of October 19, 2026 at 4:30 PM ET
New highs and lows
Nine S&P 500 stocks touched a 52-week high and two touched a 52-week low. Energy names dominated the highs, including Viatris, APA Corporation and Marathon Petroleum. On the low side, Mosaic and MGM Resorts each touched a new 52-week low.
| Stock | Company | Touched | Close | Change |
|---|---|---|---|---|
| VTRS | Viatris | 52-week high | $18.26 | -2.12% |
| APA | APA Corporation | 52-week high | $49.76 | +1.24% |
| MPC | Marathon Petroleum | 52-week high | $473.69 | -0.92% |
| PSX | Phillips 66 | 52-week high | $290.55 | -0.90% |
| COP | ConocoPhillips | 52-week high | $145.24 | -0.87% |
| KDP | Keurig Dr Pepper | 52-week high | $34.46 | -0.46% |
| XOM | ExxonMobil | 52-week high | $178.29 | -0.39% |
| EOG | EOG Resources | 52-week high | $157.65 | -0.23% |
| MOS | Mosaic Company (The) | 52-week low | $17.92 | -4.78% |
| MGM | MGM Resorts | 52-week low | $28.47 | -0.45% |
Source: Session range against the 52-week range, S&P 500 members · as of October 19, 2026 at 4:30 PM ET · 9 at a high and 2 at a low in all; the largest moves are listed.
On the calendar
The NAHB Housing Market Index for October came in at 29, missing the consensus estimate of 32 and down from a prior reading of 32.
Tomorrow, Housing Starts for September are expected to come in at a consensus of 1.31 million, and Building Permits are expected at a consensus of 1.4 million. Before the open, Equifax, GE Aerospace, General Motors, Genuine Parts, Halliburton, Hasbro, KeyCorp, 3M, MSCI, Northrop Grumman, RTX Corporation and Synchrony Financial are all set to report earnings.
| Time (ET) | Release | Actual | Consensus | Prior |
|---|---|---|---|---|
| 10:00 AM | NAHB Housing Market Index (Oct) | 29 | 32 | 32 |
Source: Economic calendar, US releases of high and medium impact
| When | What | Estimate |
|---|---|---|
| 8:30 AM ET | Housing Starts (Sep) | 1.31M |
| 8:30 AM ET | Building Permits (Sep) | 1.4M |
| After the close | CB (Chubb Limited) earnings | $6.79 |
| After the close | COF (Capital One) earnings | $5.50 |
| Before the open | EFX (Equifax) earnings | $2.20 |
| Before the open | GE (GE Aerospace) earnings | $2.01 |
| Before the open | GM (General Motors) earnings | $3.69 |
| Before the open | GPC (Genuine Parts Company) earnings | $2.04 |
| Before the open | HAL (Halliburton) earnings | $0.58 |
| Before the open | HAS (Hasbro) earnings | $1.86 |
| After the close | ISRG (Intuitive Surgical) earnings | $2.65 |
| Before the open | KEY (KeyCorp) earnings | $0.46 |
| Before the open | MMM (3M) earnings | $2.38 |
| Before the open | MSCI (MSCI) earnings | $5.03 |
| After the close | NFLX (Netflix) earnings | $0.82 |
| Before the open | NOC (Northrop Grumman) earnings | $7.18 |
| After the close | OMC (Omnicom Group) earnings | $2.67 |
| Before the open | RTX (RTX Corporation) earnings | $1.78 |
| Before the open | SYF (Synchrony Financial) earnings | $2.42 |
| After the close | UAL (United Airlines Holdings) earnings | $2.58 |
Source: Economic and company earnings calendars