Source: daily_prices:fmp_change_percent
Changes History →Track the stock moves that actually matter.
BestStocks detects meaningful changes across price, volume, earnings, filings, valuation, analyst revisions, and risk signals — and shows you the evidence behind each one.
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BestStocks identifies what changed across companies and sectors, explains why it matters, and helps investors spot opportunities worth investigating.
What changed: Rigetti Computing, Inc. (RGTI) moved -5.04% from $16.06 to $15.25 on 2026-10-02. The decline reflects sector-wide profit-taking in quantum computing stocks, with investors rotating away from high-valuation, pre-profit companies amid concerns over extended timelines to commercial viability and persistent operating losses.
Source: daily_prices:fmp_change_percent
Changes History →RGTI earnings scheduled for 2026-11-09 (consensus EPS estimate: -$0.05) will be closely watched for progress on commercial timelines and cash burn trajectory.
What changed: Coinbase Global, Inc. (COIN) moved -5.98% from $194.64 to $183.00 on October 2, 2026. We checked news, earnings, analyst updates, filings, and corporate actions — no specific catalyst announcement was found. The decline reflects valuation scrutiny amid trading below key moving averages and softer retail participation in crypto markets, with volume modestly elevated at 1.9x the 5-day average.
Source: daily_prices:fmp_change_percent
Changes History →Coinbase earnings are scheduled for October 29, 2026, with consensus EPS estimate of −$0.32.
What changed: Liquidia Corporation (LQDA) moved +7.31% from $26.69 to $28.64 on 2026-10-02, one day after a patent court ruling threatened Yutrepia's pulmonary hypertension–interstitial lung disease (PH-ILD) indication. The stock had plunged 57% on 2026-10-01 following the adverse ruling; the +7.31% move on 2026-10-02 represents a partial recovery from that sharp decline.
Source: daily_prices:fmp_change_percent
Changes History →Liquidia's earnings announcement scheduled for 2026-11-02 will provide updated financial guidance and management commentary on the patent litigation and Yutrepia's commercial trajectory.
What changed: Rocket Companies, Inc. (RKT) moved -7.58% from $12.66 to $11.70 on October 2, 2026, closing at a new 52-week low of $11.38. The selloff was driven by mortgage rates surging above 7% following a Federal Reserve rate hike, a broader bond-market and housing sector decline linked to rising oil prices, and investor concerns about AI disruption in lending. The decline overshadowed Rocket Mortgage's announcement of adopting VantageScore 4.0 to reduce origination costs.
Source: daily_prices:fmp_change_percent
Changes History →Earnings scheduled for October 29, 2026 (consensus EPS estimate $0.15) will reveal the impact of elevated rates and VantageScore 4.0 adoption on origination volumes and margins.
What changed: Vishay announced the launch of four new high-efficiency power modules with advanced 650 V superjunction MOSFET technology for industrial and automotive applications (ir.vishay.com), coinciding with a sector-wide rally driven by cooling Treasury yields that have eased valuation pressures on semiconductor stocks. VSH surged +12.85% to $38.67 on elevated volume of 4.7M shares (2.0x the time-adjusted expected level), reflecting renewed optimism around the company's position in AI hardware, automotive, and industrial infrastructure segments.
Detected Oct 2, 3:00 PM ET
Changes History →VSH earnings scheduled for 2026-11-04 (consensus EPS estimate: $0.29); monitor for customer adoption signals and demand commentary on the new power module lineup in that report.
Toshiba announced a ¥60 billion (~$400 million) investment to double HDD manufacturing capacity by fiscal 2027, pressuring the tight supply dynamics that have supported WDC's pricing power (Investor's Business Daily, Barron's, MarketWatch). WDC fell 12.57% to $404.42 intraday on elevated volume (6.91x average at 80 minutes into session), with peer Seagate also tumbling on the competitive threat.
Toshiba's plan to double hard disk drive production — a key AI storage product — sparked investor concern that pricing power for Western Digital and Seagate will erode, according to MarketWatch. WDC fell 8.60% to $422.80 from $462.56, tracking a similar sell-off in the HDD sector as Toshiba moves to challenge the WDC–Seagate duopoly.
Related research: Western Digital (WDC) Drops ~10% as Toshiba Plans to Double AI/Data-Center HDD Capacity →
WDC earnings on October 29, 2026 (consensus EPS $4.07); monitor Toshiba capacity ramp timeline and customer commentary on HDD pricing outlook.
What changed: EnPro Industries rose 5.88% to $334.47, driven by semiconductor momentum in its Advanced Surface Technologies segment and insider director stock acquisitions filed October 1, according to the web catalyst. The gain extends a weekly rally supported by residual strength from raised fiscal year guidance announced after strong Q2 results (sec.gov Q3 2025 earnings release). Volume of 125,289 shares sits at 0.93x expected for this time of day.
Detected Oct 2, 3:00 PM ET
Changes History →NPO earnings scheduled for November 3, 2026 (date pending confirmation); consensus EPS estimate is $2.40. Monitor AST segment performance and any updates to full-year guidance.
What changed: Forgent Power Solutions rallied 6.62% to $39.80 on sustained investor enthusiasm around its AI data center power infrastructure business. Per the web catalyst, strength stems from robust fiscal Q4 results, raised 2027 guidance, and a $3 billion order backlog addressing surging demand for data center power equipment. Volume was 4.38M shares (0.74x expected for this time of day—normal activity).
Detected Oct 2, 3:50 PM ET
Source: ca.finance.yahoo.com ↗
Changes History →Monitoring for any analyst upgrades, price-target revisions, or further commentary on order backlog conversion timelines and 2027 execution guidance.
What changed: Amkor Technology rose 6.33% to $56.25 as part of a broader semiconductor sector rally on October 2, 2026. Peer equities including MACOM, Semtech, and Texas Instruments posted strong gains, alleviating recent volatility. The rebound was supported by sustained demand for Amkor's advanced packaging services—particularly its NVIDIA partnerships and Arizona manufacturing footprint—and analyst commentary highlighting cash-flow upside from operational leverage and margin expansion in 2026.
Detected Oct 2, 3:50 PM ET
Changes History →Amkor earnings scheduled for October 26, 2026 (consensus EPS estimate: $0.79). Watch for management commentary on advanced packaging utilization rates and NVIDIA demand trends.
What changed: Sterling Infrastructure gained 4.99% to $530.30, driven by continued bullish analyst sentiment including Cantor Fitzgerald's Overweight rating reaffirmation and tailwinds from AI data center infrastructure and onshoring trends (web_catalyst). Volume of 200,248 shares ran at 0.90x the time-adjusted average, indicating normal intraday trading pace.
Detected Oct 2, 3:50 PM ET
Source: au.finance.yahoo.com ↗
Changes History →Sterling Infrastructure earnings report on 2026-11-02; watch for full-year guidance and capital expenditure plans related to AI data center and onshoring infrastructure projects.
What changed: Entegris shares rose 6.31% to $168.48 following weaker-than-expected U.S. employment data released this morning. September nonfarm payrolls added only 29,000 jobs versus a consensus estimate of 84,000, pushing the unemployment rate to 4.2% and cooling Treasury yields. The softer labor market reduced borrowing costs and lowered the discount rate applied to high-multiple semiconductor and tech equities, benefiting Entegris as a key supplier of contamination control and advanced materials to the semiconductor industry.
Detected Oct 2, 3:50 PM ET
Changes History →Entegris Q3 2026 earnings report scheduled for October 29, 2026 (consensus EPS estimate: $1.02); monitor semiconductor industry capex guidance and any management commentary on demand trends.
Latest research
View all research →In-depth equity research from the BestStocks desk — earnings breakdowns, valuation deep dives, and sector analysis behind the changes we detect.

Western Digital (WDC) Drops ~10% as Toshiba Plans to Double AI/Data-Center HDD Capacity
Western Digital fell about 10% to roughly $415.50 intraday on October 2 after a report, traced to Nikkei, that Toshiba plans to double its production capacity for the high-capacity hard drives used in AI data centers — a roughly ¥60 billion (about $380 million) investment centered on the Philippines, for its fiscal year ending March 2028. The move had nothing to do with Western Digital itself: the stock's run, up about 216% over the past year, was built on a concentrated, supply-disciplined HDD industry keeping drive prices and margins firm, and a credible new source of capacity from the smallest of the three makers directly challenges that. It was a hard-drive-specific supply scare amid a broadly firm tech tape, not a tech selloff — Seagate, the other pure HDD maker, fell about 12%, while Micron slipped under 1% and Nvidia rose. As a pure-play HDD company after spinning off its flash business as SanDisk, Western Digital has no segment to cushion a pricing threat, and at roughly 21 times forward earnings and 12 times sales its premium multiple embeds an assumption that constrained supply keeps pricing elevated. The analyst picture is bullish — a Buy consensus averaging near $665 — but it predates the Toshiba report, and the open question is how far those targets come down as the Street weighs what added supply means for pricing.

Fair Isaac (FICO) Crashes ~26% as FHFA Moves to Equalize VantageScore Mortgage Pricing
Fair Isaac fell about 26.5% to $617.87 on September 29 — its steepest single-day decline in decades — after FHFA Director Bill Pulte said, in a post late the prior evening, that Fannie Mae and Freddie Mac will move to a single mortgage pricing grid that treats loans scored with Classic FICO and rival VantageScore 4.0 equally, removing the 20-point adjustment that had kept FICO the default. The move strikes FICO's most profitable franchise: its Scores segment runs ~90% operating margins, and the company had just doubled its wholesale mortgage royalty to about $10.00 per score for 2026, while VantageScore 4.0's mortgage score is $0.99 (TransUnion committed through 2028) — so lenders now face a rival score that is roughly ten times cheaper and, once the change takes effect, priced identically by the GSEs. The repricing landed predominantly on FICO: the two publicly traded bureaus that jointly own VantageScore, Equifax and TransUnion, fell materially less — about 3% — and the S&P 500 was flat. Volume ran about seven times normal, and the stock is now down roughly 69% from its 52-week high. Analyst targets are splitting between a stale ~$1,435 consensus and fresh, event-aware resets — Huber Research downgraded to Underweight at $710, while Goldman cut to $1,322 but kept a Buy — capturing how uncertain the migration path is. After the drop FICO trades near 12 times forward earnings, but the multiple now hinges on how fast lenders actually switch.

Nucor (NUE) Drops ~6% as Q3 Guidance of $5.55–$5.65 Lands Below Street Estimates
Nucor fell about 6% to roughly $249 on September 18 after guiding, on Thursday evening, to third-quarter earnings of $5.55–$5.65 a share — a strong number that nonetheless landed about 9% below the roughly $6.17 consensus. The miss is one of degree, not direction: the guide would still be a sequential increase from Q2's ~$5.04 and a huge jump from the $2.63 Nucor earned a year ago, with the core steel mills and steel products segments guided up, but a weaker raw-materials segment and the absence of two second-quarter tailwinds — a ~$130 million cash refund and a ~$61 million Helion valuation gain — drove the shortfall. On a cyclical up about 74% over the past year to near record highs, a guide below expectations was enough to trigger a pullback — and it was a sector signal, not just a Nucor one: Steel Dynamics guided its own Q3 below consensus the same evening, so the whole steel group sold off together, with Steel Dynamics off about 4.5% and the steel ETF lower while the S&P 500 barely moved. Analysts mostly trimmed targets but kept their Buys, leaving a consensus near $285, and the stock now trades near 13 times the 2026 earnings estimate. The real question the soft guide raises is whether the steel cycle is pausing or peaking, with 2027 earnings growth already seen slowing to low single digits.

Netflix (NFLX) Drops as Wells Fargo Turns Bear With a Street-Low $57 Target on Engagement Worries
Netflix fell about 4% to roughly $72 on September 18 after Wells Fargo's Steven Cahall downgraded the stock to Underweight from Equal Weight and cut his price target to a Street-low $57 from $80. (Prices are split-adjusted after Netflix's 10-for-1 split in November 2025.) The call is about engagement, not profitability: after reviewing more than 150 titles, Cahall estimates second-half engagement (hours viewed per subscriber per day) falls about 4% year-over-year — with Top-100 Originals viewing down about 21% — raising churn risk into 2027, and his $57 rests on a lower multiple (15 times 2027 earnings, down from 21). It is a rare bear — the lone Sell in the tracked coverage — against a bullish Street, whose average target near $95 sits about 30% above the price, and it landed on a stock already down about 40% over the year. The move was Netflix-specific — Disney and other media names fell far less — and the underlying business remains highly profitable, growing revenue ~16% at a ~30% operating margin with ~$11 billion of free cash flow. The debate is about how fast Netflix can still grow, and the annual viewership report Netflix will publish in early 2027 is the catalyst both sides are waiting on.

Intel (INTC) Jumps on a Report SK Hynix May Make Memory at Its Delayed Ohio Fab
Intel rose about 4% to roughly $101 on September 16 after Reuters reported, citing sources, that SK Hynix is in early talks to manufacture memory chips in the United States for the first time — possibly by leasing part of Intel's long-delayed Ohio megafab, or through a joint venture with Intel and cloud hyperscalers. Crucially, no deal is confirmed: the shares spiked toward +6% then pared to +4% as SK Hynix said nothing had been decided and Intel declined to comment, so the honest read is a market pricing a possibility. It matters because Intel's Ohio project — announced in 2022 and delayed roughly five to six years (construction now finishing around 2030–2031) — could turn from a symbol of the company's troubles into a proof point if a marquee partner pays to use it. The move landed on a stock already up roughly 300% over the past year, still unprofitable on a trailing GAAP basis and trading near 66 times its fiscal-2026 adjusted (non-GAAP) earnings estimate, so it trades on narrative — and chips were broadly higher on the day, meaning only part of the pop was Intel-specific.

Sysco (SYY) Falls ~4% as It Prices a $1 Billion Stock Sale to Help Fund Its $29 Billion Jetro Deal
Sysco fell about 4.4% to roughly $80 on September 15 after pricing a $1.0 billion common-stock offering at $81.00 a share — below the prior close — to help fund the cash portion of its pending, roughly $29 billion acquisition of Jetro Restaurant Depot. The stock did what freshly issued equity often does, drifting toward and then below the offer price. One honest caveat: this was not a Sysco-only move — direct peers US Foods (−4.4%) and Performance Food Group (−3.8%) fell just as hard, while consumer staples barely budged, so the raise is best read as the trigger inside a wider foodservice-distribution derating. The $1 billion is the equity slice of a mostly debt-funded deal (~$21 billion of new borrowings), issued to limit the added leverage and defend an already-levered balance sheet; the larger dilution is the 91.5 million new shares (about 19% as the March terms estimated) still to go to Jetro's owners. Sysco is a defensive Dividend King trading near 16 times forward earnings, and the Street's targets still sit above the price — but the market wants the transformational deal financed and integrated before it re-rates.











