S&P 500 — daily market movers
Macro backdrop
A split, near-flat session with money rotating out of tech. The Dow rose 0.38% while the Nasdaq fell 0.44% and the S&P 500 ended roughly flat at -0.06%, as investors rotated into value and defensive sectors — healthcare, consumer staples and communication services — and trimmed exposure to the AI-hardware complex. Memory-chip and AI-optical names led technology lower, while financials firmed ahead of the week's big bank earnings. The tone was one of stabilization after the prior session's tariff-driven selloff, with markets eyeing key inflation data later in the week.
Top 10 gainers
| # | Ticker | Company / business | Change | Likely Driver |
|---|---|---|---|---|
| 1 | FICO | Fair Isaac Credit-scoring models and decision-management analytics software for lenders | +10.85% | Sharp rebound from a late-September selloff after the FHFA put rival credit-score models on equal footing for GSE mortgages; short-covering plus a well-received 15% workforce cut and AI cost push. |
| 2 | MDT | Medtronic Medical devices spanning cardiac, surgical, diabetes and neuro therapies | +3.90% | Lifted by the day's rotation into defensive healthcare; medical-device names rose broadly as money moved out of tech. |
| 3 | ZBH | Zimmer Biomet Orthopedic implants and surgical reconstruction devices (knee, hip) | +3.40% | Orthopedic-device maker rose with the rotation into defensive healthcare, with no standalone company catalyst. |
| 4 | META | Meta Platforms Social media (Facebook, Instagram, WhatsApp) and AI, ad-driven | +3.38% | Rose after launching its Muse Wonder AI model — the lone mega-cap tech gainer as the rest of the group pulled back. |
| 5 | PODD | Insulet Omnipod wearable insulin-delivery systems for diabetes | +3.35% | Diabetes-device maker gained with the broad rotation into defensive healthcare. |
| 6 | TYL | Tyler Technologies Software for US state and local governments and the public sector | +3.15% | Government-software name benefited from rotation into defensive, lower-beta software as high-multiple tech sold off. |
| 7 | KDP | Keurig Dr Pepper Coffee systems and soft-drink and beverage brands | +3.12% | Consumer-staples beverage name drew defensive buying as investors rotated out of tech. |
| 8 | STZ | Constellation Brands Beer, wine and spirits producer (Modelo, Corona in the US) | +3.07% | Beer, wine and spirits maker gained on the defensive consumer-staples rotation. |
| 9 | GEHC | GE HealthCare Medical imaging, diagnostics and healthcare devices | +3.04% | Medical-imaging maker rose with the broad healthcare rally. |
| 10 | BDX | Becton Dickinson Medical supplies, devices and diagnostic systems | +2.80% | Medical-supply name lifted by the rotation into defensive healthcare. |
- 1. FICO+10.85%Fair IsaacCredit-scoring models and decision-management analytics software for lendersSharp rebound from a late-September selloff after the FHFA put rival credit-score models on equal footing for GSE mortgages; short-covering plus a well-received 15% workforce cut and AI cost push.
- 2. MDT+3.90%MedtronicMedical devices spanning cardiac, surgical, diabetes and neuro therapiesLifted by the day's rotation into defensive healthcare; medical-device names rose broadly as money moved out of tech.
- 3. ZBH+3.40%Zimmer BiometOrthopedic implants and surgical reconstruction devices (knee, hip)Orthopedic-device maker rose with the rotation into defensive healthcare, with no standalone company catalyst.
- 4. META+3.38%Meta PlatformsSocial media (Facebook, Instagram, WhatsApp) and AI, ad-drivenRose after launching its Muse Wonder AI model — the lone mega-cap tech gainer as the rest of the group pulled back.
- 5. PODD+3.35%InsuletOmnipod wearable insulin-delivery systems for diabetesDiabetes-device maker gained with the broad rotation into defensive healthcare.
- 6. TYL+3.15%Tyler TechnologiesSoftware for US state and local governments and the public sectorGovernment-software name benefited from rotation into defensive, lower-beta software as high-multiple tech sold off.
- 7. KDP+3.12%Keurig Dr PepperCoffee systems and soft-drink and beverage brandsConsumer-staples beverage name drew defensive buying as investors rotated out of tech.
- 8. STZ+3.07%Constellation BrandsBeer, wine and spirits producer (Modelo, Corona in the US)Beer, wine and spirits maker gained on the defensive consumer-staples rotation.
- 9. GEHC+3.04%GE HealthCareMedical imaging, diagnostics and healthcare devicesMedical-imaging maker rose with the broad healthcare rally.
- 10. BDX+2.80%Becton DickinsonMedical supplies, devices and diagnostic systemsMedical-supply name lifted by the rotation into defensive healthcare.
Common Themes
Nine of the ten gainers are classic defensive or low-beta names — six in healthcare (medical devices and diagnostics: MDT, ZBH, PODD, GEHC, BDX) plus consumer-staples beverages (KDP, STZ) and government software (TYL) — reflecting a clear rotation into defensives as the Dow rose and tech fell. The two exceptions are idiosyncratic: FICO rebounded from a deeply oversold selloff, and Meta rose on an AI product launch.
Top 10 losers
| # | Ticker | Company / business | Change | Likely Driver |
|---|---|---|---|---|
| 1 | CIEN | Ciena Optical networking and transport systems for telecom and data centers | -9.95% | Optical-networking leader fell hard as the AI-optics trade cooled and investors took profits in high-flying photonics names. |
| 2 | LITE | Lumentum Data-center optical components, lasers and photonics | -9.78% | Dropped about 10%, erasing the prior week's gains as investors pulled back from AI optical-component stocks. |
| 3 | COHR | Coherent Lasers and optical/photonics components for AI datacom and industry | -7.87% | Laser and photonics maker slid as the AI-optics trade cooled and the tech selloff hit high-flying optical names. |
| 4 | CVNA | Carvana Online used-car retailer with vending-machine style delivery | -6.62% | Fell on an analyst downgrade; the online used-car retailer was also pressured as a rate-sensitive consumer-cyclical name. |
| 5 | GLW | Corning Specialty glass: optical fiber, display glass and Gorilla Glass | -6.00% | Optical-fiber and specialty-glass maker pulled back with the broader AI optical-communications group. |
| 6 | SNDK | Sandisk NAND flash memory and storage products | -5.97% | NAND-flash maker fell on memory competition and supply-glut fears amid the day's broad chip weakness. |
| 7 | MRNA | Moderna mRNA vaccines and therapeutics (COVID, RSV, flu, oncology) | -5.00% | Bucked the healthcare rally and fell about 5% with no clear standalone catalyst; likely lingering vaccine-demand and pipeline concerns. |
| 8 | AKAM | Akamai Technologies Content-delivery network, cloud and cybersecurity services | -4.96% | Software-infrastructure name declined with the broad technology and software weakness; no obvious standalone catalyst. |
| 9 | MPWR | Monolithic Power Systems Power-management chips for computing, AI, automotive and industrial | -4.84% | Power-management chipmaker fell on an AI and semiconductor valuation pullback. |
| 10 | TER | Teradyne Semiconductor test equipment and industrial automation/robotics | -4.68% | Semiconductor-test maker fell as money came out of AI-levered chip names on valuation concerns. |
- 1. CIEN-9.95%CienaOptical networking and transport systems for telecom and data centersOptical-networking leader fell hard as the AI-optics trade cooled and investors took profits in high-flying photonics names.
- 2. LITE-9.78%LumentumData-center optical components, lasers and photonicsDropped about 10%, erasing the prior week's gains as investors pulled back from AI optical-component stocks.
- 3. COHR-7.87%CoherentLasers and optical/photonics components for AI datacom and industryLaser and photonics maker slid as the AI-optics trade cooled and the tech selloff hit high-flying optical names.
- 4. CVNA-6.62%CarvanaOnline used-car retailer with vending-machine style deliveryFell on an analyst downgrade; the online used-car retailer was also pressured as a rate-sensitive consumer-cyclical name.
- 5. GLW-6.00%CorningSpecialty glass: optical fiber, display glass and Gorilla GlassOptical-fiber and specialty-glass maker pulled back with the broader AI optical-communications group.
- 6. SNDK-5.97%SandiskNAND flash memory and storage productsNAND-flash maker fell on memory competition and supply-glut fears amid the day's broad chip weakness.
- 7. MRNA-5.00%ModernamRNA vaccines and therapeutics (COVID, RSV, flu, oncology)Bucked the healthcare rally and fell about 5% with no clear standalone catalyst; likely lingering vaccine-demand and pipeline concerns.
- 8. AKAM-4.96%Akamai TechnologiesContent-delivery network, cloud and cybersecurity servicesSoftware-infrastructure name declined with the broad technology and software weakness; no obvious standalone catalyst.
- 9. MPWR-4.84%Monolithic Power SystemsPower-management chips for computing, AI, automotive and industrialPower-management chipmaker fell on an AI and semiconductor valuation pullback.
- 10. TER-4.68%TeradyneSemiconductor test equipment and industrial automation/roboticsSemiconductor-test maker fell as money came out of AI-levered chip names on valuation concerns.
Common Themes
The losers cluster tightly in the AI-hardware complex. Optical and photonics names (CIEN, LITE, COHR, GLW) led the declines as the AI-optics trade cooled, joined by memory (SNDK) and other semis (MPWR, TER) on competition and valuation concerns, while software-infrastructure name Akamai slipped with the tech tape. Two names stand apart: Carvana fell on an analyst downgrade, and Moderna dropped against the healthcare rally with no clear catalyst.
Overall read
Money rotated decisively out of the AI-hardware complex — optical, memory and semis — and into defensives: healthcare, consumer staples and government software. The split tape (Dow up, Nasdaq down) and the near-flat S&P capture a market trimming crowded AI-infrastructure bets while parking cash in lower-beta sectors, a stabilization move after the prior session's tariff-driven selloff.