The Week in Brief
- Russell 2000 gained 2.0% while Nasdaq-100 fell 0.8%, reversing recent large-cap leadership
- Energy added 1.6% and health care 1.5%; industrials fell 1.9% as major names declined sharply
- Breadth was positive with 1,267 advancers against 642 decliners; median stock rose 1.6%
- Braze Inc rose 56.4% to lead all gainers; Kaiser Aluminum Corp fell 27.1% after an earnings miss
- Earnings beats did not consistently prevent declines: three top losers exceeded estimates
The S&P 500 slipped 0.4% and the Nasdaq-100 fell 0.8% while small caps outperformed, with the Russell 2000 gaining 2.0%. Breadth was constructive across the week, with 1,267 advancers against 642 decliners and a median stock return of 1.6%. The divergence between large-cap technology and the broader market defined the period.
Index & Asset Scoreboard
Weekly price change of the major index and asset-class ETFs, Friday close to Friday close.
| Instrument | Oct 23 close | Week |
|---|---|---|
| S&P 500 (SPY) | $759.97 | ▼-0.43% |
| Nasdaq-100 (QQQ) | $704.40 | ▼-0.76% |
| Dow Jones (DIA) | $521.37 | ▲+0.44% |
| Russell 2000 (IWM) | $275.75 | ▲+1.96% |
| 20+ Yr Treasuries (TLT) | $81.34 | ▲+1.61% |
| Gold (GLD) | $366.61 | ▼-4.03% |
| Crude Oil (USO) | $169.53 | ▲+4.80% |
Sector Rotation
Energy led with a 1.6% gain as crude oil rose 4.8%, followed by health care and real estate, while industrials lagged with a 1.9% decline. Technology slipped 0.1% even as underlying breadth showed an average gain of 3.0% across constituent stocks, pointing to concentrated weakness in large-cap names within an otherwise strong sector.
Left: the ten SPDR sector ETFs ranked by weekly price change. Right: breadth inside each sector across the screened universe: how many of its stocks rose, and the average move.
| Sector ETF | Week |
|---|---|
| Energy (XLE) | ▲+1.60% |
| Health Care (XLV) | ▲+1.45% |
| Real Estate (XLRE) | ▲+0.97% |
| Utilities (XLU) | ▲+0.83% |
| Materials (XLB) | ▲+0.77% |
| Consumer Staples (XLP) | ▲+0.73% |
| Financials (XLF) | ▲+0.68% |
| Consumer Disc. (XLY) | ▲+0.57% |
| Technology (XLK) | ▼-0.13% |
| Industrials (XLI) | ▼-1.87% |
| Sector (stocks) | Adv / Total | Avg move |
|---|---|---|
| Health Care | 219 / 283 | +3.81% |
| Information Technology | 161 / 258 | +3.02% |
| Real Estate | 87 / 107 | +1.99% |
| Financials | 246 / 336 | +1.91% |
| Energy | 72 / 98 | +1.18% |
| Utilities | 49 / 61 | +0.97% |
| Consumer Staples | 53 / 87 | +0.92% |
| Communication | 41 / 69 | +0.34% |
| Industrials | 169 / 314 | +0.33% |
| Consumer Discretionary | 118 / 210 | +0.15% |
| Materials | 51 / 91 | -0.90% |
Standout Movers
Braze Inc (Information Technology) rose 56.4% to lead all gainers, while Robert Half Inc (Industrials) gained 37.7% after an earnings beat, both advancing in sectors that showed flat to negative headline performance.
Kaiser Aluminum Corp (Materials) fell 27.1% after an earnings miss, while Comfort Systems USA Inc (Industrials) dropped 19.3% despite beating estimates by 7.0%, illustrating that earnings surprises offered no protection from sharp declines this week.
Biggest gainers
Top 10 Winners
Largest weekly gains among US-listed stocks with market cap above $1B and share price above $5. Context shows the week's earnings result and latest headline where available.
Biggest gainers · Oct 16–Oct 23
| Symbol | Week | Context |
|---|---|---|
| BRZEBraze Inc$45.88 | ▲+56.37% | — |
| RHIRobert Half Inc$45.87 | ▲+37.71% | EPS beat +3.8% |
| IRONDisc Medicine Inc$74.51 | ▲+31.09% | — |
| BHVNBiohaven Ltd$13.88 | ▲+28.76% | — |
| TRAXFirst Tracks Biotherapeutics Inc$44.05 | ▲+27.83% | — |
| APPNAppian Corp$52.35 | ▲+27.16% | — |
| LQDALiquidia Corp$42.65 | ▲+24.16% | — |
| ZSZscaler Inc$255.15 | ▲+23.04% | — |
| ASANAsana Inc$12.02 | ▲+21.91% | — |
| RHRH$137.43 | ▲+21.63% | — |
Top 10 Losers
Largest weekly declines on the same screen.
Biggest decliners · Oct 16–Oct 23
| Symbol | Week | Context |
|---|---|---|
| KALUKaiser Aluminum Corp$107.28 | ▼-27.14% | EPS miss -21.6% |
| CRSCarpenter Technology Corp$284.66 | ▼-24.51% | EPS beat +2.6% |
| CORTCorcept Therapeutics Inc$85.86 | ▼-22.06% | — |
| LKQLKQ Corp$17.42 | ▼-21.64% | — |
| FCFSFirstcash Holdings Inc$172.75 | ▼-19.75% | EPS beat +0.0% |
| FIXComfort Systems USA Inc$1,161 | ▼-19.33% | EPS beat +7.0% |
| GGGGraco Inc$66.99 | ▼-18.29% | EPS miss -1.7% |
| LGNLegence Corp$36.07 | ▼-17.14% | — |
| STRLSterling Infrastructure Inc$355.30 | ▼-16.27% | — |
| RCUSArcus Biosciences Inc$18.54 | ▼-16.18% | — |
Large-Cap Movers
The same ranking restricted to companies above $50B in market cap: the names most likely to sit in index funds and 401(k)s.
Large-cap gainers
- CRWDCrowdStrike Holdings Inc · $232.8B▲+13.27%
- NOWServiceNow Inc · $164.4B▲+11.97%
- PANWPalo Alto Networks Inc · $342.6B▲+11.27%
- BXBlackstone Inc · $132.4B▲+10.66%
- SPOTSpotify Technology SA · $108.9B▲+10.13%
Large-cap decliners
- FIXComfort Systems USA Inc · $51.5B▼-19.33%
- HWMHowmet Aerospace Inc · $84.4B▼-15.86%
- PWRQuanta Services Inc · $106.1B▼-13.52%
- LRCXLam Research Corp · $288.0B▼-12.82%
- BEBloom Energy Corp · $65.2B▼-12.66%
Earnings Movers
Earnings beats offered no protection from sharp declines across multiple names this week. Among the 298 companies that reported, three of the top five decliners beat estimates, while Robert Half Inc rose 37.7% on a modest beat, illustrating that reactions varied widely independent of the surprise magnitude.
298 companies in the screen reported quarterly results this week. These are the largest weekly moves among them, with the EPS surprise that accompanied them.
Biggest gains after reporting
| Symbol | Act / Est | Surprise | Week |
|---|---|---|---|
| RHIRobert Half Inc | $0.49$0.47 | +3.8% | ▲+37.71% |
| HCSGHealthcare Services Group Inc | $0.36$0.24 | +51.3% | ▲+19.73% |
| BMIBadger Meter Inc | $1.24$1.24 | +0.1% | ▲+19.58% |
| HASHasbro Inc | $2.90$1.88 | +54.6% | ▲+18.91% |
| DXCDXC Technology Co | $0.84$0.78 | +7.6% | ▲+18.14% |
Biggest declines after reporting
| Symbol | Act / Est | Surprise | Week |
|---|---|---|---|
| KALUKaiser Aluminum Corp | $1.89$2.41 | -21.6% | ▼-27.14% |
| CRSCarpenter Technology Corp | $3.25$3.17 | +2.6% | ▼-24.51% |
| FCFSFirstcash Holdings Inc | $2.68$2.68 | +0.0% | ▼-19.75% |
| FIXComfort Systems USA Inc | $13.91$13.00 | +7.0% | ▼-19.33% |
| GGGGraco Inc | $0.81$0.82 | -1.7% | ▼-18.29% |
Analyst Sentiment Shifts
Week-over-week change in the share of analysts rating a stock Buy or Strong Buy (minimum five covering analysts).
Buy share rising
| Symbol | Analysts | Buy share now | Change (pp) |
|---|---|---|---|
| CTSCTS Corp | 6 | 83.3% | ▲+83.3% |
| KALUKaiser Aluminum Corp | 10 | 70.0% | ▲+47.8% |
| MPTMedical Properties Trust Inc | 12 | 50.0% | ▲+31.3% |
| SIRISirius XM Holdings Inc | 22 | 50.0% | ▲+31.0% |
| PAYXPaychex Inc | 26 | 30.8% | ▲+22.4% |
Buy share falling
| Symbol | Analysts | Buy share now | Change (pp) |
|---|---|---|---|
| CBZCBIZ Inc | 12 | 0.0% | ▼-55.6% |
| ACVAACV Auctions Inc | 15 | 13.3% | ▼-55.1% |
| CALMCal-Maine Foods Inc | 10 | 0.0% | ▼-54.5% |
| MWAMueller Water Products Inc | 14 | 14.3% | ▼-40.3% |
| EXPEagle Materials Inc | 19 | 0.0% | ▼-29.4% |
Methodology & Disclaimer
Data. All figures come from Money365.Market's own daily price, earnings and analyst-recommendation records, captured at each US close. Returns are price returns from the Oct 16 close to the Oct 23 close; dividends are excluded.
Screen. 1,916 US-listed common stocks with market capitalization of at least $1B and a closing price of at least $5, with prices on at least three of the week's 5 trading days. ETFs and funds are excluded from the stock rankings.
Adjustments. Weekly moves are compounded from daily changes and cross-checked against closing prices; where the two disagree (stock splits, data corrections) the smaller move is used and the row is marked with an asterisk.
Narrative. The short prose sections were drafted by an AI model from the verified data above only, then checked automatically for number and ticker traceability, editorial tone and FCA financial-promotion wording before publication.
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