Remove StockVektor after confirmed login restriction (#670)

README.md

@@ -706,7 +706,6 @@ A curated list of insanely awesome libraries, packages and resources for Quants
 - [FinSignals](https://finsignals.ai) - `Python` - Reddit-tuned NLP API classifying financial posts across 7 dimensions: sentiment, directionality, quality, post type, relevance score, author confidence, and sarcasm. Free tier available.
 - [goMacro.ai](https://gomacro.ai) - AI-powered economic calendar with institutional-grade insights, bull/bear/base case scenario planning for NFP, CPI, PPI and other macro data releases.
 - [StockAInsights](https://stockainsights.com) - AI-extracted financial statements API covering SEC filings including foreign filers (20-F, 6-K, 40-F), normalized quarterly and annual data from 2014+.
-- [StockVektor](https://stockvektor.com) - Free stock research web app for ~1,300 US stocks with explainable quality scores (Piotroski F-Score, Altman Z-Score, Beneish M-Score, ROIC, EV/EBIT) computed from SEC EDGAR data, sector-relative metrics, insider buying clusters, 13F super-investor overlap, and activist filing (Schedule 13D/G) tracking.
 - [bolsai](https://usebolsai.com) - REST API and MCP server for Brazilian stock market data (B3). Covers 350+ stocks, 400+ FIIs with fundamentals (27+ indicators), dividends, historical prices, financials, and macro indicators sourced from B3, CVM, and BCB.
 - [brapi.dev](https://brapi.dev/) - Brazilian stock market data API for B3/Bovespa quotes, historical OHLCV, dividends, and fundamentals.
 - [Teses da Bolsa](https://tesesdabolsa.com) - Free web app for Brazilian stock and FII fundamentalist analysis on B3. Covers 350+ stocks and 400+ FIIs with 27+ indicators (P/L, DY, ROE, P/VP), 40+ years of historical data, CVM financial statements, dividend history, fair value models, and head-to-head comparisons.