Sunday, June 14, 2026

Stock market filtering

HerrickShaw — Multi-Market Stock Screener
⚡ Live across 5 Global Markets

Research Every Market.
Find Every Edge.

Darvas/Buffett momentum + Piotroski financial strength scanning across India, US, Europe, Japan & Korea — powered by a real-time Cassandra quote engine with per-stock news.

8,083
BUY & WATCH Signals
17,501
Stocks Tracked
5
Global Markets
4,709
BUY Signals Today
30 min
News Cache TTL
Daily Scan Report
Darvas/Buffett & Piotroski · BUY & WATCH signals · Click any row to expand criteria
Interactive Sample
Market:
Market Sector Company Ticker Signal Price Score ↓ P/E ROE% D/E 1D% 1W% 1M% 3M% 1Y%
🇮🇳
India
2,368 NSE / BSE
🇺🇸
United States
7,442 NYSE / NASDAQ
🇪🇺
Europe
1,214 across 17 exchanges
🇯🇵
Japan
3,709 TSE
🇰🇷
Korea
2,768 KOSPI / KOSDAQ
Features

Built for serious research

Every component engineered to surface high-conviction ideas across all major markets, at speed.

📊
Darvas / Buffett Scanner
10-point scoring: near 52W high, above EMA-50/200, MACD confirmation, volume surge, RSI health, and Buffett ROE/PE/D·E overlays. BUY ≥ 5 · WATCH ≥ 3.
🔬
Piotroski F-Score
8-point financial strength: profitability, leverage, and operating efficiency combined with momentum proxies. Dynamic thresholds scale with data availability.
Cassandra Quote Engine
Apache Cassandra caches OHLCV, RSI, EMA-50/200, MACD, volume metrics, fundamentals and 6 period returns for 17,000+ instruments across all markets.
📰
Live News Integration
Per-stock news via yfinance and sector news from Google News RSS — no API key. Lazy-loaded on row expand, 30-min cache to respect rate limits.
💼
Portfolio P&L
Upload Excel or PDF holdings. Tickers auto-extracted, historical prices fetched, dividends included. P&L per position + total return + RSI signals.
🌍
Sector Benchmarks
Damodaran / NYU Stern sector PE, PB, EV/EBITDA, ROE and margin data for India, US and Europe — updated January 2025.
📈
Period Returns
1D, 1W, 1M, 3M, 6M and 1Y returns computed free from the existing 1-year OHLCV close series — zero extra API calls.
⚗️
Put-Call Parity Arb
Live trading engine for BankNifty, Crude Oil & Silver derivatives. Signals only when (C−P) − (F−K)e^(−rT) exceeds all-in transaction costs.
Tech Stack
FastAPIReact + Vite Apache Cassandrayfinance pandas + numpyTailwind CSS R · Pegu / SarvasDamodaran NYU Stern Google News RSSFinanceDataReader JPX / TSE dataSEBI scraping PlaywrightAPScheduler

HerrickShaw · Multi-Market Investment Research Platform · FastAPI + React + Apache Cassandra

Data: NSE · NASDAQ · Yahoo Finance · JPX · Damodaran / NYU Stern

© 2026 HerrickShaw · For informational purposes only · Not financial advice

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