US Stock Market Sector Analysis – Monday, December 16, 2024 Sectors: MIXED

Broadcom (AVGO) led the tape today with an 11.2% spike that propelled the Chip Supply Chain group higher and helped the S&P 500 hold modest gains as seven sectors advanced and twelve declined. The Magnificent 7 theme finished up 1.9% on the day, with Tesla (TSLA) jumping 6.1% at $463.02 and NVIDIA (NVDA) slipping 1.7% to $131.80, underscoring rotation inside the AI leadership cohort. Cybersecurity strength, highlighted by CrowdStrike (CRWD) up 5.5% to $97.05, offset pressure in Healthcare and Utilities where weakness persisted. Today's moves were driven by heavyweight stock action rather than a broad market rally, with active alerts flagging multi-week declines in several defensives.

Market Condition Dashboard

US 10-Year Treasury Yield

Wait & Watch

4.39%

rising

Impact

Confidence

Crude Oil (WTI)

Neutral

$70.71

-0.8% 1D

Impact

Confidence

VIX (Fear Index)

Normal Range

14.7

+6.4% 1D

Impact

Confidence

Tracked Stocks Breadth (50DMA)

Healthy Uptrend

57%

39 of 68 above 50DMA · -7.4pp 5D

Impact

Confidence

Put/Call Ratio (5D)

Caution

0.75

Call-Heavy · stable

Impact

Confidence

Signal analysis only — not investment advice

Sector Heatmap (1D)

Cybersecurity +3.82%

Chip Supply Chain +2.83%

AI Networking & Interconnect +2.39%

Memory & Storage +1.91%

Mag 7 (AI Spenders) +1.89%

Industrial +1.63%

Chip Equipment +0.75%

AI Power & Grid +0.67%

Retail +0.51%

Defense & Aerospace +0.27%

EDA & Semiconductor IP +0.12%

Finance -0.00%

Logistics -0.08%

Hospitality & Travel -0.14%

Airlines -0.19%

Enterprise Software -0.19%

Media & Entertainment -0.20%

Data Center REITs -0.25%

IT Services -0.55%

Biotech -0.66%

Analog & Embedded Chips -0.89%

Utilities -1.33%

Infrastructure -1.56%

Materials -1.70%

Food & Restaurant -2.02%

Energy -2.53%

Telecom -2.57%

Healthcare -2.75%

≤-3%0≥+3%

Sector Performance (Base=100)

AI and Technology Sector Analysis

The AI investment narrative remains bifurcated: Mag 7 momentum lifted the theme overall (+1.9%), but dispersion within the group is notable — NVIDIA (NVDA) at $131.80 is off its 20-day trend (-5.8%) and sits below its 50-day, while Microsoft (MSFT) at $446.30 and Alphabet (GOOG) at $197.13 continue to trade comfortably above their 50-day lines. Chip Supply Chain winners like Broadcom (AVGO) at $246.19 are accelerating hardware exposure, validating capital spending on chips and infrastructure even as select infrastructure names such as Super Micro (SMCI) at $33.44 (-8.3%) struggle. Enterprise Software resilience (Enterprise Software +0.1%, 50d:+34.9%) and cybersecurity strength — CrowdStrike (CRWD) $97.05 — suggest enterprise budgets are still being allocated to AI enablement and security.

US Stock Sector Overview

Sector	1D	5D	20D	vs 50MA
Mag 7 (AI Spenders)	+1.9%	+3.9%	+12.9%	ABOVE
Chip Supply Chain	+2.8%	+11.9%	+11.9%	BELOW
Memory & Storage	+1.9%	+1.3%	+3.8%	BELOW
EDA & Semiconductor IP	+0.1%	+4.1%	+6.3%	ABOVE
Infrastructure	-1.6%	-2.6%	+9.9%	ABOVE
AI Networking & Interconnect	+2.4%	+7.5%	+15.6%	ABOVE
Enterprise Software	-0.2%	-2.0%	+6.3%	ABOVE
Finance	-0.0%	-0.6%	-1.0%	ABOVE
Healthcare	-2.8%	-7.2%	-4.0%	BELOW
Retail	+0.5%	+0.3%	+10.5%	ABOVE
IT Services	-0.5%	-1.3%	+5.7%	BELOW
Airlines	-0.2%	-1.9%	+1.1%	ABOVE
Hospitality & Travel	-0.1%	+0.2%	+3.1%	ABOVE
Food & Restaurant	-2.0%	-3.1%	-2.2%	BELOW
Logistics	-0.1%	+0.1%	-4.2%	BELOW
Industrial	+1.6%	+0.3%	+0.8%	BELOW
Cybersecurity	+3.8%	+5.8%	+6.2%	ABOVE
Chip Equipment	+0.7%	+2.3%	+6.1%	BELOW
Data Center REITs	-0.2%	+0.1%	+3.6%	ABOVE
AI Power & Grid	+0.7%	+3.0%	+2.1%	ABOVE
Utilities	-1.3%	-2.7%	-5.5%	BELOW
Energy	-2.5%	-4.3%	-8.5%	BELOW
Defense & Aerospace	+0.3%	-1.8%	-5.0%	BELOW
Telecom	-2.6%	-2.6%	-2.2%	BELOW
Media & Entertainment	-0.2%	-0.5%	+4.0%	ABOVE
Biotech	-0.7%	-1.4%	+0.3%	BELOW
Materials	-1.7%	-3.2%	-5.3%	BELOW
Analog & Embedded Chips	-0.9%	-1.5%	-4.6%	BELOW

Sector Strength

Cybersecurity +3.8% 20d: +6.2%

CrowdStrike (CRWD) +5.5% (20d: +13.2%), Palo Alto Networks (PANW) +3.0% (20d: +4.7%), Zscaler (ZS) +3.0% (20d: +0.8%)

Chip Supply Chain +2.8% 20d: +11.9%

Broadcom (AVGO) +11.2% (20d: +50.9%), Marvell (MRVL) +3.3% (20d: +40.7%), Intel (INTC) +2.4% (20d: -16.1%) [<50MA]

AI Networking & Interconnect +2.4% 20d: +15.6%

Arista Networks (ANET) +3.7% (20d: +25.8%), Amphenol (APH) +2.3% (20d: +7.8%), Coherent (COHR) +1.1% (20d: +13.1%)

Memory & Storage +1.9% 20d: +3.8%

Micron (MU) +5.6% (20d: +11.0%), Western Digital (WDC) +0.3% (20d: +1.1%) [<50MA], Seagate (STX) -0.2% (20d: -0.8%) [<50MA]

Mag 7 (AI Spenders) +1.9% 20d: +12.9%

Tesla (TSLA) +6.1% (20d: +36.7%), Alphabet (GOOG) +3.5% (20d: +12.2%), Amazon (AMZN) +2.4% (20d: +15.5%)

Sector Warnings

Healthcare -2.8% 20d: -4.0%

UnitedHealth (UNH) -4.2% (20d: -15.1%) [<50MA], Eli Lilly (LLY) -1.3% (20d: +7.1%) [<50MA]

Telecom -2.6% 20d: -2.2%

AT&T (T) -3.3% (20d: -0.7%), Verizon (VZ) -3.3% (20d: -3.2%) [<50MA], T-Mobile (TMUS) -1.1% (20d: -2.8%) [<50MA]

Energy -2.5% 20d: -8.5%

Chevron (CVX) -2.9% (20d: -7.1%) [<50MA], Exxon Mobil (XOM) -2.1% (20d: -9.8%) [<50MA]

Food & Restaurant -2.0% 20d: -2.2%

Starbucks (SBUX) -4.4% (20d: -7.3%) [<50MA], McDonald's (MCD) +0.4% (20d: +2.9%)

Materials -1.7% 20d: -5.3%

Air Products (APD) -1.8% (20d: -6.5%) [<50MA], Linde (LIN) -1.6% (20d: -4.2%) [<50MA]

Sector Deep Dive

Chip Supply Chain: The sector rose 1.8% today, buoyed by Broadcom (AVGO) jumping 11.2% to $246.19; AVGO's move lifted the group which is +12.0% over 20 days and sits +12.4% vs its 50-day average, indicating a constructive 50-day trend for suppliers. ARM Holdings (ARM) contrasted the strength, falling 4.5% to $145.00, highlighting intra-group dispersion between design/IP winners and smaller supply-chain names. With Chip Equipment up 0.9% today and a healthy 20-day gain (+6.2%) despite a mixed 50-day picture, the 50-day window shows accumulation concentrated in large-cap supply-chain names.

Cybersecurity: The Cybersecurity sector popped 3.8% on strong flows and news-exposed names; CrowdStrike (CRWD) led the pack, rising 5.5% to $97.05 and reinforcing a positive 50-day trend for the group (50d:+24.6%). Cybersecurity's 20-day performance (+6.2%) and 50-day strength suggest continued buyer interest as enterprises prioritize AI-era security. This sector is outperforming many defensives and remains a tactical overweight in sector analysis given its leadership across shorter and medium-term horizons.

Healthcare: Healthcare struggled, falling 2.8% today and showing a deteriorating longer-term profile with a 50-day change of -13.7% and classification below the 50-day moving average. UnitedHealth (UNH) led losses at -4.2% to $480.02, exemplifying the sector-wide pullback; the 20-day trend (-4.0%) confirms weakening momentum through the 50-day window. Given the [HIGH] alert noting three sectors down >10% over 50 days that includes Healthcare, the 50-day trend is signaling caution for allocators.

Infrastructure & Data Center REITs: Infrastructure slipped 1.6% today to sit just above its 50-day average (+0.9% vs50MA) while Data Center REITs were modestly lower by 0.2% but remain +15.0% over 50 days. Super Micro (SMCI) weighed on sentiment within Infrastructure, tumbling 8.3% to $33.44 and underscoring idiosyncratic risk for smaller infrastructure providers despite broader capex tailwinds. The 50-day window shows bifurcation: larger, well-capitalized operators are maintaining 50-day strength while smaller providers face volatility.

Market Breadth Analysis

US stock market breadth analysis shows 13 of 28 sectors trading above their 50-day moving average, while 15 are below. With the majority of sectors below the 50-day MA, medium-term momentum is deteriorating. The 20-day breadth shows 10 sectors in negative territory, pointing to widespread selling pressure.

Interactive Charts

S&P 500, NASDAQ 100 & Dow Jones (%)

Green shading marks breadth-below-50% regimes: BUY at the 5th session (vertical line on the fire day), STRONG at the 10th (darker). A 3rd day back above 50% ends the regime; tolerated recovery days still count toward the session total. Research display only — not investment advice.

50-Day Sector Performance

1-Day vs 5-Day Sector Change

Active Alerts

HIGH 3 sectors declining >5% over 20 days: Utilities, Energy, Materials

HIGH 4 sectors declining >10% over 50 days: Healthcare, Chip Equipment, Defense & Aerospace, Analog & Embedded Chips

LOW Energy below 50-day MA with avg 6 consecutive down days

Stock-Level Detail

Mag 7 (AI Spenders) Show individual tickers

Ticker	Price	1D	5D	20D	50D	vs 50MA	Down Days
TSLA	$463.02	+6.1%	+15.5%	+36.7%	+92.3%	ABOVE	0
GOOG	$197.13	+3.5%	+6.2%	+12.2%	+20.7%	ABOVE	0
AMZN	$232.93	+2.4%	+3.5%	+15.5%	+28.8%	ABOVE	0
AAPL	$249.23	+1.2%	+1.3%	+10.1%	+13.4%	ABOVE	0
MSFT	$445.46	+1.0%	+1.9%	+8.8%	+10.5%	ABOVE	0
META	$621.17	+0.7%	+0.9%	+12.7%	+6.8%	ABOVE	0
NVDA	$131.80	-1.7%	-2.3%	-5.8%	+3.4%	BELOW	3

Chip Supply Chain Show individual tickers

Ticker	Price	1D	5D	20D	50D	vs 50MA	Down Days
AVGO	$246.19	+11.2%	+45.5%	+50.9%	+42.8%	ABOVE	0
MRVL	$124.21	+3.3%	+17.0%	+40.7%	+69.4%	ABOVE	0
INTC	$20.83	+2.4%	+3.3%	-16.1%	-6.9%	BELOW	0
TSM	$198.51	+0.6%	+5.7%	+8.2%	+9.9%	ABOVE	0
AMD	$126.69	-0.2%	-0.8%	-8.8%	-25.9%	BELOW	2
QCOM	$152.88	-0.4%	+0.9%	-3.5%	-4.9%	BELOW	1

Memory & Storage Show individual tickers

Ticker	Price	1D	5D	20D	50D	vs 50MA	Down Days
MU	$107.70	+5.6%	+10.4%	+11.0%	+5.2%	ABOVE	0
WDC	$49.13	+0.3%	-5.1%	+1.1%	-1.7%	BELOW	0
STX	$93.53	-0.2%	-1.3%	-0.8%	-9.3%	BELOW	3

EDA & Semiconductor IP Show individual tickers

Ticker	Price	1D	5D	20D	50D	vs 50MA	Down Days
SNPS	$522.11	+2.7%	+3.3%	-0.4%	+5.5%	BELOW	0
CDNS	$313.49	+2.2%	+3.5%	+6.5%	+19.3%	ABOVE	0
ARM	$145.00	-4.5%	+5.6%	+12.7%	+2.6%	ABOVE	1

Infrastructure Show individual tickers

Ticker	Price	1D	5D	20D	50D	vs 50MA	Down Days
DELL	$116.08	+0.7%	+2.1%	-12.3%	+0.5%	BELOW	0
VRT	$125.73	+0.2%	+3.5%	+2.4%	+18.1%	ABOVE	0
HPE	$20.95	+0.1%	-0.3%	+2.2%	+4.7%	ABOVE	0
CSCO	$56.07	-0.5%	-0.6%	+1.8%	+11.1%	ABOVE	2
SMCI	$33.44	-8.3%	-17.5%	+55.2%	-30.0%	BELOW	5

AI Networking & Interconnect Show individual tickers

Ticker	Price	1D	5D	20D	50D	vs 50MA
ANET	$116.53	+3.7%	+11.2%	+25.8%	+18.7%	ABOVE
APH	$74.35	+2.3%	+3.8%	+7.8%	+19.9%	ABOVE
COHR	$107.85	+1.1%	+7.6%	+13.1%	+13.3%	ABOVE

Enterprise Software Show individual tickers

Ticker	Price	1D	5D	20D	50D	vs 50MA	Down Days
CRM	$352.71	+0.8%	+2.4%	+10.9%	+25.5%	ABOVE	0
NOW	$225.99	+0.8%	+0.2%	+12.4%	+24.7%	ABOVE	0
PLTR	$75.75	-0.4%	+6.9%	+23.7%	+94.8%	ABOVE	1
ADBE	$461.53	-0.9%	-15.6%	-7.6%	-5.3%	BELOW	3
ORCL	$167.92	-1.2%	-3.7%	-7.8%	+1.0%	BELOW	3

Finance Show individual tickers

Ticker	Price	1D	5D	20D	50D	vs 50MA	Down Days
GS	$569.09	+0.1%	+0.2%	+0.2%	+19.1%	ABOVE	0
JPM	$231.33	-0.2%	-1.4%	-2.2%	+13.6%	ABOVE	3

Healthcare Show individual tickers

Ticker	Price	1D	5D	20D	50D	vs 50MA	Down Days
LLY	$769.51	-1.3%	-2.6%	+7.1%	-13.1%	BELOW	1
UNH	$480.02	-4.2%	-11.8%	-15.1%	-14.2%	BELOW	1

Retail Show individual tickers

Ticker	Price	1D	5D	20D	50D	vs 50MA	Down Days
WMT	$93.38	+0.7%	+0.6%	+13.1%	+20.2%	ABOVE	0
COST	$983.38	+0.4%	-0.1%	+8.0%	+13.8%	ABOVE	0

IT Services Show individual tickers

Ticker	Price	1D	5D	20D	50D	vs 50MA	Down Days
ACN	$344.93	-0.5%	-1.6%	+1.2%	+0.5%	BELOW	3
IBM	$219.09	-0.6%	-1.0%	+10.2%	+1.8%	ABOVE	2

Airlines Show individual tickers

Ticker	Price	1D	5D	20D	50D	vs 50MA	Down Days
UAL	$95.48	+0.4%	-1.1%	+5.6%	+61.3%	ABOVE	0
DAL	$59.86	-0.8%	-2.7%	-3.5%	+23.8%	ABOVE	3

Hospitality & Travel Show individual tickers

Ticker	Price	1D	5D	20D	50D	vs 50MA	Down Days
MAR	$285.89	+1.2%	+0.9%	+3.4%	+14.1%	ABOVE	0
BKNG	$203.59	-1.4%	-0.6%	+2.8%	+23.8%	ABOVE	3

Food & Restaurant Show individual tickers

Ticker	Price	1D	5D	20D	50D	vs 50MA	Down Days
MCD	$287.36	+0.4%	-1.0%	+2.9%	-0.4%	ABOVE	0
SBUX	$89.09	-4.4%	-5.1%	-7.3%	-2.5%	BELOW	3

Logistics Show individual tickers

Ticker	Price	1D	5D	20D	50D	vs 50MA	Down Days
FDX	$221.39	+0.0%	+1.5%	-3.5%	+9.3%	ABOVE	0
UPS	$114.83	-0.2%	-1.3%	-4.9%	-0.8%	BELOW	4

Industrial Show individual tickers

Ticker	Price	1D	5D	20D	50D	vs 50MA	Down Days
HON	$225.25	+3.7%	+3.0%	+3.1%	+16.6%	ABOVE	0
CAT	$371.02	-0.4%	-2.4%	-1.4%	-4.5%	BELOW	3

Cybersecurity Show individual tickers

Ticker	Price	1D	5D	20D	50D	vs 50MA
CRWD	$97.05	+5.5%	+11.9%	+13.2%	+35.3%	ABOVE
PANW	$202.50	+3.0%	+3.9%	+4.7%	+19.8%	ABOVE
ZS	$204.41	+3.0%	+1.5%	+0.8%	+18.8%	ABOVE

Chip Equipment Show individual tickers

Ticker	Price	1D	5D	20D	50D	vs 50MA
LRCX	$76.98	+2.1%	+3.9%	+10.6%	-3.2%	ABOVE
ASML	$712.12	+0.5%	+2.4%	+8.6%	-11.4%	ABOVE
KLAC	$64.82	+0.4%	+2.2%	+5.8%	-15.8%	BELOW
AMAT	$167.14	+0.0%	+0.7%	-0.5%	-15.2%	BELOW

Data Center REITs Show individual tickers

Ticker	Price	1D	5D	20D	50D	vs 50MA	Down Days
DLR	$177.52	+0.2%	+0.5%	+1.9%	+19.3%	ABOVE	0
EQIX	$922.43	-0.7%	-0.4%	+5.3%	+10.6%	ABOVE	2

AI Power & Grid Show individual tickers

Ticker	Price	1D	5D	20D	50D	vs 50MA	Down Days
GEV	$336.29	+1.7%	+3.2%	+3.8%	+28.6%	ABOVE	0
PWR	$341.88	+1.5%	+7.1%	+4.3%	+11.4%	ABOVE	0
VST	$143.91	+0.3%	+2.7%	-0.9%	+10.7%	ABOVE	0
CEG	$236.92	+0.1%	+3.0%	+3.9%	-14.0%	BELOW	0
ETN	$347.73	-0.2%	-0.9%	-0.7%	+6.4%	ABOVE	3

Utilities Show individual tickers

Ticker	Price	1D	5D	20D	50D	vs 50MA	Down Days
NEE	$69.60	-1.1%	-1.8%	-4.1%	-8.7%	BELOW	1
DUK	$101.04	-1.3%	-3.3%	-5.4%	-1.6%	BELOW	7
SO	$77.33	-1.6%	-3.0%	-7.0%	-7.1%	BELOW	2

Energy Show individual tickers

Ticker	Price	1D	5D	20D	50D	vs 50MA	Down Days
XOM	$102.57	-2.1%	-3.7%	-9.8%	-12.8%	BELOW	7
CVX	$138.87	-2.9%	-4.9%	-7.1%	-0.2%	BELOW	5

Defense & Aerospace Show individual tickers

Ticker	Price	1D	5D	20D	50D	vs 50MA	Down Days
GD	$257.32	+1.1%	-1.6%	-7.0%	-10.1%	BELOW	0
RTX	$114.70	+0.3%	+0.4%	-1.1%	-5.0%	BELOW	0
LMT	$471.98	-0.6%	-4.2%	-6.8%	-18.3%	BELOW	4

Telecom Show individual tickers

Ticker	Price	1D	5D	20D	50D	vs 50MA	Down Days
TMUS	$223.65	-1.1%	-1.7%	-2.8%	+10.5%	BELOW	3
VZ	$36.42	-3.3%	-3.4%	-3.2%	-5.3%	BELOW	1
T	$21.10	-3.3%	-2.8%	-0.7%	+6.2%	ABOVE	1

Media & Entertainment Show individual tickers

Ticker	Price	1D	5D	20D	50D	vs 50MA	Down Days
NFLX	$92.11	+0.2%	+0.8%	+8.7%	+31.2%	ABOVE	0
DIS	$110.04	-0.6%	-1.9%	-0.8%	+21.9%	ABOVE	2

Biotech Show individual tickers

Ticker	Price	1D	5D	20D	50D	vs 50MA	Down Days
GILD	$88.46	+0.2%	+0.5%	+4.9%	+9.9%	ABOVE	0
AMGN	$252.92	-1.5%	-3.4%	-4.4%	-15.4%	BELOW	2

Materials Show individual tickers

Ticker	Price	1D	5D	20D	50D	vs 50MA	Down Days
LIN	$419.87	-1.6%	-3.7%	-4.2%	-7.3%	BELOW	4
APD	$293.26	-1.8%	-2.7%	-6.5%	-1.9%	BELOW	1

Analog & Embedded Chips Show individual tickers

Ticker	Price	1D	5D	20D	50D	vs 50MA	Down Days
ADI	$211.56	-0.1%	+0.3%	+3.6%	-4.1%	BELOW	2
TXN	$180.47	-1.1%	-0.4%	-8.6%	-5.2%	BELOW	2
MCHP	$56.31	-1.4%	-4.6%	-8.8%	-22.2%	BELOW	4

Key Stock Movers

Today's biggest movers by absolute percentage change: Broadcom (AVGO) (Chip Supply Chain) rose 11.2% to $246.19. Super Micro (SMCI) (Infrastructure) fell 8.3% to $33.44. Tesla (TSLA) (Mag 7 (AI Spenders)) rose 6.1% to $463.02. Micron (MU) (Memory & Storage) rose 5.6% to $107.70. CrowdStrike (CRWD) (Cybersecurity) rose 5.5% to $97.05. These individual stock movements were key drivers of their respective sector performance.

Risk and Opportunity Assessment

On the risk side, 2 high-severity alerts are currently active, signaling significant sector declines that warrant portfolio risk management attention. Consider reducing exposure to affected sectors and tightening stop-loss levels.

US Stock Market Outlook

Breadth is mixed with 12 sectors above their 50-day moving averages and 12 below, and active alerts flag four sectors declining more than 5% over 20 days and three sectors down over 10% across 50 days. The market's 50-day picture is therefore binary: tech- and AI-exposed pockets remain constructive while several defensives and cyclical groups show persistent weakness. Positioning should be selective — overweight high-conviction AI enablers and cybersecurity names showing strong 50-day trends, trim laggards in Healthcare, Utilities and Analog & Embedded Chips, and use pullbacks in top-tier Mag 7 names as tactical accumulation opportunities.

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