Why ON Stock dropped -4.74% Today — RQD Quant Desk Flash

Per the Roarable RQD rating, ON scores 54 out of 100, a letter grade of D+ with the verdict "Roarable Sell — Weak Fundamentals / Trim." The five pillars are:

• Fundamental Cash Engine: 13 / 20. Per the RQD rating, this pillar reflects ROIC of 0.8% and an FCF yield of 4.84%. Returns on invested capital are thin, and the cash yield is the main offsetting strength. For an investor, the upside case here depends on cash generation being more durable than accounting returns suggest.
• Whale 13F Flow: 10 / 20. Per the RQD rating, this pillar covers institutional accumulation and options positioning. The score is below midpoint, indicating limited institutional conviction in the data provided. Specific 13F detail is not available in source data.
• Insider Conviction: 10 / 20. Per the RQD rating, this pillar covers SEC Form 4 and Congressional PTR cluster flow. The below-midpoint score signals weak insider-side confirmation. Specific transactions are not available in source data.
• Macro Regime Fit: 5 / 20. Per the RQD rating, this pillar reflects a beta of 1.17 and sector sensitivity. This is the weakest pillar. A beta above 1 means the stock tends to move more than the market in both directions, so a risk-off regime would likely weigh on it more heavily.
• Forensic Balance Sheet: 16 / 20. Per the RQD rating, this pillar reflects an Altman Z of 5.49, a Piotroski F of 6/9, and Debt/Equity of 0.39. This is the strongest pillar and suggests the balance sheet is not the primary risk.

Taken together, the investor implication is a trade-off. Balance-sheet solvency and cash yield support the case for durability, while weak ROIC, minimal operating margin, a demanding EV/EBITDA multiple of 80.5, and high macro sensitivity support the Trim verdict. Upside depends on margin recovery and a stronger cycle; valuation leaves limited room for error if fundamentals stay soft.

ON Semiconductor Corporation is a NASDAQ-listed issuer in the Technology sector, operating in Semiconductors. Per the Butterfly Supply-Chain Graph, the company supplies EliteSiC silicon-carbide power semiconductors and automotive CMOS image sensors used in electric-vehicle drivetrains and vision-based driver assistance systems. Per the SEC financials, it reports revenue, operating income, and net income across fiscal years, with gross margin of 33.1% per the market data. Specific customer concentration and revenue mix by end market are not available in source data.

Revenue declined in each reported year, and operating income fell sharply, from $2538.7M in FY 2023 to $84.2M in FY 2025. The market data shows an operating margin of 1.4% and a net margin of 2%, with ROIC of 0.8%. The Altman Z of 5.49 and Piotroski F of 6/9 per the RQD rating indicate balance-sheet strength despite weak earnings. Debt declined from $3769.9M to $2980.5M over the period shown, and Debt/Equity is 0.39.

Per the recent news feed, six items reference ON, including Yahoo Finance, CNN, Seeking Alpha, TradingView, and StockInvest.us coverage. Three items are tagged CATALYST (green) and three MARKET WIRE (yellow). Headlines point to market action, institutional positioning, and an upcoming Q3 earnings report. Article body text is not available in source data, so specific claims inside these pieces cannot be verified here.

Per the Butterfly Supply-Chain Graph, one confirmed direct-supplier link exists: ON to TSLA within the EV/autonomy/grid-storage theme. The relationship is classed CONFIRMED_FILING with a MIXED_CONSTRAINT direction effect. The disclosed mechanism is SiC power semiconductors and ADAS image sensors. Named constraints include possible reductions in SiC transistor count in next-generation Tesla powertrains, Western EV inventory digestion, and fab underutilization. A competing explanation cites Chinese 200mm SiC substrate capacity and STMicroelectronics/Infineon expansions pressuring pricing. The next catalyst flagged is the quarterly automotive revenue trend and the gross-margin floor tied to fab utilization. No proprietary signals are present.

Upstream, the graph does not disclose ON's specific supplier dependencies; the exposure figure is labeled undisclosed. Downstream, the confirmed link to Tesla is the primary transmission channel. A reduction in SiC content per vehicle would flow directly to ON's automotive SiC volumes. Because the link is classed MIXED_CONSTRAINT, the same demand dynamic that trims ON volume could also reflect a design-efficiency story at the customer.

Second-order watch items: (1) fab utilization, since underloaded SiC capacity compresses gross margin; (2) pricing pressure on long-term supply agreements from domestic Chinese substrate supply and competing European capacity; and (3) Western EV inventory digestion, which could extend the timeline for any recovery in automotive silicon demand. Sector correlation data beyond the single supplier link is not available in source data.

• What are current consensus ratings and price targets? Analyst data is absent from the source set.
• What do 13F filings and SEC Form 4 insider transactions show for ON over the most recent quarters? Holder data is absent.
• What is the revenue split between automotive and other end markets, and what share of FY 2025 revenue depends on Tesla? The Tesla exposure is labeled undisclosed.
• Why did operating income fall from $2538.7M to $84.2M, and what portion reflects one-time charges versus structural margin pressure?
• What are the reported EPS figures, and why are EPS and forward P/E unavailable despite a large market capitalization?