Philadelphia Semiconductor Index & S&P 500
27 shared events · Importance 4 · Last updated Aug 23, 2026
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Business
Philadelphia Semiconductor Index: The Philadelphia Semiconductor Index suffered its largest one-day percentage plunge since March 2020, erasing over $1 trillion in market value, as chip stocks were at the epicenter of the tech sell-off.
S&P 500: The S&P 500 ended its nine-week winning streak and saw its biggest one-day drop since October, driven by the tech sell-off and fears of interest rate hikes.
Jun 04, 2026 · 38 articles
Business
Philadelphia Semiconductor Index: Fell over 10% in two sessions, entering bear market territory; down 24% from all-time high.
S&P 500: Fell 1.6% in a single session, back to early May levels; first back-to-back drop in three weeks.
Apr 20, 2026 · 344 articles
Business
Philadelphia Semiconductor Index: The index plunged 5%, reflecting severe weakness in semiconductor stocks due to rate and yield concerns.
S&P 500: The S&P 500 declined 0.7%, reflecting broad market weakness driven by rising bond yields and inflation concerns.
Aug 18, 2026 · 6 articles
Business
Philadelphia Semiconductor Index: Rallied 1.6% as chip stocks gained, providing support to the market.
S&P 500: Lost 0.52% to 7,745.06, with most sectors declining except energy.
Aug 17, 2026 · 6 articles
unfocused
Philadelphia Semiconductor Index: The Philadelphia SE Semiconductor Index hit an all-time high, reflecting strong performance in the semiconductor sector driven by AI demand.
S&P 500: The S&P 500 has been setting new all-time highs, driven by strong corporate profits and hopes for a deal between the United States and Iran. However, it also experienced slight dips from its records.
May 19, 2026 · 199 articles
Business
Philadelphia Semiconductor Index: Entered bear market after 20% drop from record high, but up 60% for year.
S&P 500: Benchmark index near record highs, earnings growth expected.
Apr 20, 2026 · 27 articles
International
Philadelphia Semiconductor Index: The Philadelphia Semiconductor Index showed a substantial move to the upside, reaching a record closing high.
S&P 500: The S&P 500 added points or gained, indicating a cautiously optimistic sentiment in the U.S. market.
May 26, 2026 · 6 articles
Domestic
Philadelphia Semiconductor Index: The Philadelphia Semiconductor Index has seen a significant jump, reflecting optimism in the semiconductor sector due to the AI boom.
S&P 500: The S&P 500 has rallied over 10% this year, but faces potential headwinds from inflation and interest rate hikes.
May 29, 2026 · 8 articles
Business
Philadelphia Semiconductor Index: Surged on AI chip demand, but remained down over 20% from its June high.
S&P 500: Hit record highs on strong earnings and easing oil prices.
Jul 14, 2026 · 280 articles
Business
Philadelphia Semiconductor Index: The Philadelphia Semiconductor Index advanced 2.5%, though still down 15% from its June record.
S&P 500: The S&P 500 rose 0.26% to 7,748.50, up 13% in 2026, driven by AI optimism and benign inflation.
Aug 05, 2026 · 65 articles
Business
Philadelphia Semiconductor Index: The index is up 82% in 2026, on pace for its best year since 1999, reflecting the surge in semiconductor stocks driven by AI demand.
S&P 500: The S&P 500 has risen 10% in 2026, but its correlation with the Mag 7 has decreased, reflecting a broadening of market gains beyond mega-cap tech.
Jul 07, 2026 · 13 articles
Business
Philadelphia Semiconductor Index: The Philadelphia Semiconductor Index lost ground after hitting a record high, indicating a cooling in the chip sector.
S&P 500: The S&P 500 index showed gains over multiple trading sessions, reflecting a positive sentiment in the broader market.
May 20, 2026 · 12 articles
Business
Philadelphia Semiconductor Index: The Philadelphia Semiconductor Index tumbled significantly, setting a grim tone for Asian markets and highlighting the vulnerability of the technology sector to interest rate concerns.
S&P 500: The S&P 500 also experienced a decline, reflecting the overall negative sentiment in the U.S. market, albeit less dramatically than the Nasdaq-100.
May 18, 2026 · 40 articles
International
Philadelphia Semiconductor Index: The Philadelphia Semiconductor Index lost 2.2%, reflecting the broad negative impact of Broadcom's results on the semiconductor sector.
S&P 500: The S&P 500 reversed early losses to finish higher but is likely to end its nine-week run of gains due to the Broadcom disappointment.
Jun 04, 2026 · 21 articles
International
Philadelphia Semiconductor Index: The Philadelphia Semiconductor Index>>> has surged amid demand for chips, but its future performance could be impacted by broader market concerns related to the US-Iran conflict.
S&P 500: S&P 500 futures were mixed, reflecting the broader market's reaction to the geopolitical tensions and uncertainty surrounding the U.S.-Iran peace talks.
Apr 20, 2026 · 607 articles
International
Philadelphia Semiconductor Index: The Philadelphia Semiconductor Index>>> has surged amid demand for chips, but its future performance could be impacted by broader market concerns related to the US-Iran conflict.
S&P 500: The S&P 500>>> dropped from its record high, reflecting investor concerns over the US-Iran conflict and its potential impact on the global economy and corporate earnings.
May 07, 2026 · 362 articles
Business
Philadelphia Semiconductor Index: The Philadelphia Semiconductor Index experienced its best quarter ever, reflecting the widespread surge in chip stocks driven by AI demand.
S&P 500: Chipmakers, including Micron Technology and Nvidia, are heavily represented among the S&P 500's leading stocks, contributing significantly to its overall gains.
May 19, 2026 · 104 articles
Business
Philadelphia Semiconductor Index: The index has jumped 74% in 2026, led by Micron. Nvidia's correlation to the index sank to the lowest since 2014.
S&P 500: Nvidia is now cheaper than the S&P 500, which trades above 20 times forward earnings. The index has gained 9.6% in 2026, outperforming Nvidia.
Jul 08, 2026 · 6 articles
Business
Philadelphia Semiconductor Index: The index fell nearly 19% from all-time highs, reflecting the broad selloff in semiconductor stocks amid AI spending concerns.
S&P 500: S&P 500 futures declined 0.3%, reflecting broader market caution.
Jul 08, 2026 · 107 articles
Business
Philadelphia Semiconductor Index: The semiconductor index is up 68% in 2026, benefiting from AI infrastructure spending, but has corrected 19% from its peak, showing volatility.
S&P 500: The S&P 500 was impacted by the software sector selloff, with Salesforce and ServiceNow among the worst performers.
Jul 14, 2026 · 41 articles
Business
Philadelphia Semiconductor Index: The Philadelphia Semiconductor Index is cited by Michael Burry as being at a historically high extension, reminiscent of the dot-com bubble, reinforcing his bearish stance on semiconductor valuations.
S&P 500: Caterpillar Inc. was one of the best-performing stocks in the S&P 500 before Michael Burry's short position.
Jun 30, 2026 · 9 articles
Business
Philadelphia Semiconductor Index: SK Hynix is expected to join the Philadelphia Semiconductor Index, potentially boosting passive investment inflows.
S&P 500: US benchmark index; futures were flat ahead of SK Hynix debut.
Apr 20, 2026 · 247 articles
Business
Philadelphia Semiconductor Index: The semiconductor index gained 2.2% on the day, partly due to Broadcom's rise, but is not directly impacted.
S&P 500: The S&P 500 rose on the day of the announcement, partly due to Broadcom's gain, but the index is not directly impacted.
Apr 20, 2026 · 110 articles
Business
Philadelphia Semiconductor Index: The Philadelphia SE Semiconductor Index hit an all-time high, reflecting strong performance in the semiconductor sector driven by AI demand.
May 26, 2026 · 9 articles
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