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upwork.com 🟢 2026-05-18

🔹 Historical Stock Data Extraction
👤 Client: 🇺🇸 USA Member since 2025-05-30
💰 Price: $50.00 Fixedprice
🚩 Problem: Extract specific types of historical stock data for analysis.
📦 Existing: [Polygon API access]

Specifications:

[Stack] Polygon API for data retrieval
[Method] Define and execute queries for different scenarios: Day 1 gappers, Day 2 and Day 3 moves, intra-day moves
[Format] Store data in a structured JSON format

Workflow:

Define query parameters for each scenario (Day 1 gappers, Day 2 and Day 3 moves, intra-day moves)
Use Polygon API to fetch historical stock data based on defined queries
Process and store the fetched data in a structured JSON format