COHR Jumps 17.6% as EPS Growth Estimate Hits 49.9%; PS, STM Lead
Coherent (COHR) surged 17.6% from $287.81 to $338.36 since its September 30 EPS-revision detection, alongside Pershing Square (PS) up 13.2%, STMicroelectronics (STM) up 10.0%, and Rubrik (RBRK) up 9.9%. All five names — COHR, PS, STM, RBRK, and AVGO — carried next-year EPS growth estimates between 49.9% and 98.8% at detection, with Broadcom adding a $60 billion Anthropic-linked AI debt financing catalyst. The cluster signals intense market appetite for AI-infrastructure and high-growth financial names heading into Q3 2026 earnings.
| Ticker | Sector | Detected | EPS Revision | Gain Since Detection |
|---|---|---|---|---|
| COHR | Technology | 2026-09-30 | N/A | +17.6% |
| PS | Financial | 2026-10-02 | N/A | +13.2% |
| STM | Technology | 2026-09-30 | N/A | +10.0% |
| RBRK | Technology | 2026-09-30 | N/A | +9.9% |
| AVGO | Technology | 2026-10-01 | N/A | +9.4% |
Why did COHR stock jump in October 2026?
COHR jumped 17.6% to $338.36 from $287.81 after analysts lifted its next-year EPS growth estimate to 49.9% at the September 30 detection.
The optical-component and photonics supplier caught the same AI-infrastructure bid that fueled the broader chip complex after Anthropic's IPO prospectus revealed $518 billion in cloud and computing commitments. No single stock-specific catalyst appeared in the window, but Coherent's exposure to AI datacenter interconnect demand fits the sector rotation UBS described as favoring companies with clear AI-driven revenue visibility.
COHR EPS revision history → · Screener snapshot from 2026-09-30 →
FAQ: COHR
Why did COHR stock jump?
COHR rose 17.6% from $287.81 to $338.36 after its next-year EPS growth estimate was revised to 49.9% on September 30, 2026. The move tracked broad AI-infrastructure optimism sparked by Anthropic's $518 billion cloud-commitment disclosure.
Is COHR a buy after the rally?
COHR's 49.9% next-year EPS growth estimate supports continued earnings momentum, but the stock is up 17.6% in a week. Investors should weigh whether AI-datacenter optical demand justifies the new valuation.
What is COHR's EPS growth estimate?
Coherent's next-year EPS growth estimate stands at 49.9% as of the October 7, 2026 run date.
Why did PS stock jump in October 2026?
PS surged 13.2% from $52.76 to $59.75 after its next-year EPS growth estimate was revised to 90.4% at the October 2 detection.
Pershing Square's 90.4% growth forecast is the second-highest in this screen, reflecting the Bill Ackman-led vehicle's concentrated portfolio gains in a broadly strong financials tape. The October 2 analyst-call roundup from The Fly showed financials among the most-upgraded sectors, with Pinnacle Financial and Cboe Global Markets receiving positive revisions, reinforcing the rotation into asset managers and exchanges.
PS EPS revision history → · Screener snapshot from 2026-10-02 →
FAQ: PS
Why did PS stock jump?
PS climbed 13.2% from $52.76 to $59.75 after analysts revised its next-year EPS growth estimate to 90.4% on October 2, 2026. Sector-wide financial upgrades reinforced the move.
What caused Pershing Square's surge?
A 90.4% next-year EPS growth estimate revision on October 2, 2026, combined with a favorable analyst tape for financials, drove PS's 13.2% gain.
Is PS a buy after the rally?
PS's 90.4% EPS growth estimate is exceptionally high, but the stock has already gained 13.2%. Further upside depends on Pershing Square's holdings continuing to outperform.
Why did STM stock jump in October 2026?
STM jumped 10.0% from $53.36 to $58.72 after its next-year EPS growth estimate was revised to 98.8% at the September 30 detection.
The European chip bellwether rode a sector-wide rally on September 29 after Anthropic's IPO prospectus disclosed $518 billion in infrastructure commitments, sending STMicroelectronics up 3% in European trading alongside Infineon, ASML, and ASM International. UBS named European semis its top Q3 2026 setup with above-consensus 2027-2028 earnings forecasts more than 10% above the Street, and STM's October 29 earnings date now serves as the next catalyst.
STM EPS revision history → · Screener snapshot from 2026-09-30 →
FAQ: STM
Why did STM stock jump?
STM rose 10.0% from $53.36 to $58.72 after its next-year EPS growth estimate was revised to 98.8% on September 30, 2026. The stock also rallied 3% on September 29 when Anthropic's $518 billion infrastructure disclosure lifted global chip names.
What caused STM's surge?
A 98.8% next-year EPS growth estimate revision plus AI-driven demand optimism after Anthropic's IPO filing and UBS's bullish European chip note drove STM's 10.0% gain.
When does STM report Q3 2026 earnings?
STMicroelectronics will release Q3 2026 results on October 29, 2026, before European market open, with a conference call at 9:30 a.m. CET.
Why did RBRK stock jump in October 2026?
RBRK jumped 9.9% from $114.47 to $125.80 after its next-year EPS growth estimate was revised to 52.6% at the September 30 detection, with no company-specific news in the window.
The data-security and cyber-recovery vendor benefited from the broader enterprise-software and AI-infrastructure rotation, as the same Anthropic $518 billion infrastructure disclosure that lifted semiconductors also boosted demand expectations for storage and data-resilience platforms. Rubrik's 52.6% next-year EPS growth estimate positions it among the faster-growing cybersecurity names heading into its fiscal Q3 report.
RBRK EPS revision history → · Screener snapshot from 2026-09-30 →
FAQ: RBRK
Why did RBRK stock jump?
RBRK rose 9.9% from $114.47 to $125.80 after its next-year EPS growth estimate was revised to 52.6% on September 30, 2026. No single news catalyst drove the move; it tracked sector-wide AI-infrastructure optimism.
What is RBRK's EPS growth estimate?
Rubrik's next-year EPS growth estimate is 52.6% as of the October 7, 2026 run date.
Is RBRK a buy after the rally?
RBRK's 52.6% next-year EPS growth estimate is well above the software-sector average, but the stock is already up 9.9% since detection. Valuation now reflects much of the estimate revision.
Why did AVGO stock jump in October 2026?
AVGO gained 9.4% from $343.64 to $375.81 after its next-year EPS growth estimate was revised to 65.3% at the October 1 detection.
Broadcom assembled $60 billion in debt financing — a $42 billion senior-secured tranche and an $18 billion Blackstone-led junior tranche — to fund Anthropic's AI chip and infrastructure buildout, cementing its role as the financial architect of the custom-silicon trade. Marvell's October 6 raise of its FY28 revenue outlook to $20 billion (67% year-over-year growth) validated the broader custom-AI-chip market that Broadcom leads, and Zacks featured AVGO among its top analyst reports on September 30.
AVGO EPS revision history → · Screener snapshot from 2026-10-01 →
FAQ: AVGO
Why did AVGO stock jump?
AVGO rose 9.4% from $343.64 to $375.81 after its next-year EPS growth estimate was revised to 65.3% on October 1, 2026, reinforced by Broadcom's $60 billion debt financing for Anthropic's AI chip buildout.
What caused Broadcom's surge?
A 65.3% next-year EPS growth estimate revision, $60 billion in AI-infrastructure financing for Anthropic, and Marvell's raised FY28 outlook drove AVGO's 9.4% gain.
Is AVGO a buy after the rally?
AVGO's 65.3% next-year EPS growth estimate and its central role in Anthropic's AI chip supply chain support the bull case, but the stock is up 9.4% since detection. Custom-silicon demand from hyperscalers remains the key variable.
The five leaders — COHR, PS, STM, RBRK, and AVGO — share a common thread: EPS growth estimates between 49.9% and 98.8% that the market is repricing in real time. AI-infrastructure capital commitments, led by Anthropic's $518 billion disclosure and Broadcom's $60 billion financing package, remain the dominant market theme heading into Q3 2026 earnings season.
How We Identify These Stocks
We track daily changes in forward EPS estimates across thousands of US equities. When a stock's next-year earnings growth estimate is revised upward — confirmed by improvement in current-year estimates — it enters our watchlist. The stocks above were flagged on their detection dates and have since delivered the strongest price returns among all detected stocks.
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