DAILY MARKET BRIEFING 15 SEPTEMBER 2026
S&P 500 7,585.73 -0.45% NASDAQ 25,981.57 -0.78% DOW 52,093.11 -0.63% RUSSELL 2,870.29 -0.76% FTSE 10,658.10 -0.37% DAX 25,402.28 -0.15% VIX 17.20 +0.58% US 10Y 5.00% +4 bp BTC 77,133.17 -1.32% ETH 2,481.19 -1.32%
U.S. CLOSE EDITION

SWKS leads, ENVA lags — U.S. market close

SharpeIQ Research Desk · data as of 15 Sep 2026 close

A close-to-close read on the latest session across US equity indices, rates, commodities, the semiconductor complex and options volatility, with notable insider filings and headlines.

1 Movers. SWKS led gainers at +13.55%
2 Vol. 6 semis are realizing above implied (HV/IV > 1).
3 Laggards. ENVA led decliners at -23.43%.

1 Global Dashboard

Close-to-close moves across US equity indices, rates and crypto. Front-month contracts: WTI Crude +4.38%; Brent Crude +2.90%; Natural Gas +0.79%.

Index / ContractLast1 Day1 Wk1 MoYTD52-Wk RangeTrend
US EQUITY INDICES
S&P 500 7,585.73 -0.45% -1.14% -2.57% +10.81% 6,343.72 7,798.99
Nasdaq Composite 25,981.57 -0.78% -1.66% -2.80% +11.79% 20,794.64 27,093.90
Dow Jones Industrial 52,093.11 -0.63% -1.31% -3.05% +8.38% 45,166.64 54,349.12
Russell 2000 2,870.29 -0.76% -3.04% -6.46% +15.65% 2,305.11 3,068.42
INTERNATIONAL
FTSE 100 (UK) 10,658.10 -0.37% -1.42% -0.86% +7.32% 9,214.00 10,910.60
DAX (Germany) 25,402.28 -0.15% -2.33% -3.55% +3.72% 22,300.75 26,569.99
RATES & VOLATILITY
CBOE VIX 17.20 +0.58% +9.41% +20.70% +15.05% 13.47 31.05
US 10-Year Yield 5.00% +4 bp +19 bp +30 bp +83 bp 3.95% 5.00%
US 30-Year Yield 5.36% +4 bp +10 bp +10 bp +52 bp 4.54% 5.36%
US 5-Year Yield 4.83% +4 bp +25 bp +46 bp +110 bp 3.51% 4.83%
CRYPTO (24H)
Bitcoin 77,133.17 -1.32% +0.74% -1.82% -11.86% 58,558.86 124,752.53
Ethereum 2,481.19 -1.32% +1.81% +1.56% -16.37% 1,564.82 4,687.77
ENERGY
WTI Crude 105.83 +4.38% +13.76% +28.43% +84.31% 55.27 112.95
Brent Crude 108.75 +2.90% +11.06% +22.85% +78.72% 58.92 118.35
Natural Gas 2.92 +0.79% +0.10% +6.81% -20.81% 2.52 7.46
METALS
Gold 4,332.80 -0.44% -2.39% -2.36% -0.19% 3,705.80 5,318.40
Silver 63.24 -0.44% -4.62% -2.70% -9.84% 42.54 115.08
Copper 6.37 +0.61% -5.50% -3.50% +13.12% 4.54 6.80

Table 1. Close-to-close through 15 Sep. Rate changes in basis points; crypto is 24-hour; commodities are front-month contracts. Trend = trailing two weeks.

2 Semiconductors & Technology

Semiconductor and megacap-tech price action by horizon.

SEMICONDUCTOR COMPLEX — PRICE & VOLATILITY
TickerNameSpot1 Day1 WkYTDATM IVIV %ile30d HVHV/IV
NVDA NVIDIA 212.17 +0.57% -5.90% +13.90% 33% 5th 41% 1.26
AMD Adv. Micro Devices 504.20 +2.19% -0.30% +135.43% 50% 20th 55% 1.10
AVGO Broadcom 339.27 -1.58% -7.95% -1.61% 35% 1st 40% 1.16
AMAT Applied Materials 421.17 -0.72% -10.92% +64.29% 49% 37th 50% 1.01
TXN Texas Instruments 263.43 0.00% +1.74% +54.40% 37% 45th 33% 0.89
MU Micron 927.60 +0.39% -7.26% +225.19% 61% 22nd 55% 0.90
SNDK SanDisk 1,530.90 -1.36% -11.92% +544.91% 75% 10th 94% 1.25
WDC Western Digital 411.96 -3.51% -13.69% +139.31% 69% 30th 74% 1.08
STX Seagate 771.81 -4.19% -14.66% +180.26% 68% 40th 66% 0.97

Table 2. Price by horizon + at-the-money implied vol (≈30-day, annualized), 52-week IV percentile, trailing 30-session realized vol and HV/IV. HV/IV > 1.0 (highlighted) = realizing more than implied. Memory/storage tickers highlighted.

MEGACAP TECHNOLOGY
TickerNameSpot1 DayYTDTrend
AAPL Apple 331.34 -0.52% +22.21%
MSFT Microsoft 497.12 -1.64% +3.44%
GOOGL Alphabet 344.98 -1.26% +10.43%
AMZN Amazon 248.42 -2.02% +7.62%
META Meta Platforms 670.24 +0.70% +1.72%
TSLA Tesla 356.58 -0.67% -20.71%
NFLX Netflix 77.90 -3.01% -16.92%

Table 3. Same conventions as Table 2 (price only).

IMPLIED VS REALIZED — SEMIS
404060608080100100IV = HV · parityNVDAAMDAVGOAMATTXNMUSNDKWDCSTX Implied volatility (%) 30-day realized vol (%)
Figure 1. Above the dashed parity line = realizing more than options imply. Memory/storage highlighted.

3 Session Movers

The session's largest one-day moves in the liquid optionable universe.

TOP GAINERS
TickerNameLast1 Day
SWKS Skyworks Solutions, Inc. 90.00 +13.55%
TEM Tempus Ai, Inc. 68.85 +10.67%
FPS Forgent Power Solutions, Inc. 31.36 +9.50%
CAI Caris Life Sciences, Inc. 28.50 +9.40%
QRVO Qorvo, Inc. 118.06 +9.34%
RVTY Revvity, Inc. 140.19 +9.11%
TOP LOSERS
TickerNameLast1 Day
ENVA Enova International, Inc. 173.61 -23.43%
ALHC Alignment Healthcare, Inc. 10.37 -19.86%
ARWR Arrowhead Pharmaceuticals, Inc. 70.67 -12.40%
WING Wingstop Inc. 100.84 -12.09%
CRCL Circle Internet Group, Inc. 86.30 -11.41%
BOOT Boot Barn Holdings, Inc. 128.37 -10.13%

Table 4. Largest one-day moves, liquid U.S. optionable universe (known market cap ≥ $2B). Bars scaled within each panel.

4 Options & Implied Volatility

ATM implied-volatility movers and the semiconductor vol board.

ATM IV RISERS
TickerNameATM IVΔ 1 DayIV %ile
AMAT Applied Materials Inc /De 49% +3.97% 37th
AVGO Broadcom Inc. 35% +3.81% 1st
SNDK Sandisk Corp 75% +1.59% 10th
AMD Advanced Micro Devices Inc 50% +0.16% 20th
ATM IV CRUSH
TickerNameATM IVΔ 1 DayIV %ile
STX Seagate Technology Holdings Plc 68% -4.13% 40th
MU Micron Technology Inc 61% -2.54% 22nd
NVDA Nvidia Corp 33% -0.95% 5th
TXN Texas Instruments Inc 37% -0.79% 45th
WDC Western Digital Corp 69% -0.16% 30th

Table 5. ATM implied-volatility movers across the semiconductor complex — Δ in vol points vs. prior close; percentile over 52 weeks.

5 Insider Filings, Desk Briefing & Week Ahead

Form 4 flow today: 2 buy / 38 sell prints (buy/sell ratio 0.05), led by MSFT.

Insider buy/sell ratio today 0.05 parity 1.00
FORM 4 FILINGS
FiledInsider · TitleTickerNameSideSharesValue
09-15 Jolla Alice L. · Chief Accounting Officer MSFT Microsoft Corp SELL 122 $62K
09-15 Coleman Amy · EVP, Chief Human Resources Off MSFT Microsoft Corp SELL 35 $18K
09-15 Hood Amy · EVP, Chief Financial Officer MSFT Microsoft Corp SELL 4,339 $2.2M
09-15 Hood Amy · EVP, Chief Financial Officer MSFT Microsoft Corp SELL 10,433 $5.2M
09-15 Hood Amy · EVP, Chief Financial Officer MSFT Microsoft Corp SELL 9,821 $4.9M
09-15 Hood Amy · EVP, Chief Financial Officer MSFT Microsoft Corp SELL 4,305 $2.1M

Table 6. Notable Form 4 filings; value = reported transaction value.

DESK BRIEFING
• FPS — Forgent reported fiscal 2026 revenues of $1,420 million (up 89% YoY) and net income of $106 million (up 508% YoY), exceeding guidance and entering fiscal 2027 with $3.0 billion backlog. reported results of operations (SEC 8-K).
• FPS — Forgent Power Solutions, Inc. reported results of operations (SEC 8-K).
• META — Meta Bulls Bet Stock Will Break Out After Year of Head Fakes · Bloomberg.
• AAPL — Exclusive-Indian consumer regulator escalates probe into Apple's software warranty terms · Reuters.
• TSLA — Regulators Grill Tesla Over Cybercab Design · Investor's Business Daily.
• NVDA — Why Meta's Zuckerberg, Nvidia's Huang Say An AI Slowdown Is Not Needed · Investor's Business Daily.
• AAPL — Dow Jones Tech Titan Apple, Nvidia Chipmaker TSMC, AMD, Bloom Energy In Or Near Buy Zones · Investor's Business Daily.
• MSFT — Microsoft At Key Level After Earnings Surge; Is Microsoft A Buy Now? · Investor's Business Daily.
THE WEEK AHEAD
WhenEvent
Wed 16 Sep LEN earnings — today
Wed 23 Sep CTAS earnings — in 7 days
Wed 23 Sep GIS earnings — in 7 days

Table 7. Upcoming earnings, next three weeks.

For informational purposes only — not investment advice, a recommendation, or an offer to buy or sell any security. Data may contain errors or omissions.

DAILY MARKET BRIEFING sharpeiq.com/research 15 SEPTEMBER 2026