{
  "max_active": 5,
  "hypotheses": [
    {
      "id": "insider_buying-min-txn-100k",
      "scanner": "insider_buying",
      "title": "Raise min_transaction_value to $100K",
      "description": "Hypothesis: filtering to insider purchases \u2265$100K (vs. current $25K) produces higher-quality picks by excluding routine small-lot grants and focusing on high-conviction, out-of-pocket capital deployment. Research (Lakonishok & Lee 2001; Cohen et al. 2012) shows large-value insider buys predict forward returns; small ones do not.",
      "branch": "hypothesis/insider_buying-min-txn-100k",
      "pr_number": 529,
      "status": "running",
      "priority": 3,
      "expected_impact": "medium",
      "hypothesis_type": "implementation",
      "created_at": "2026-04-10",
      "min_days": 14,
      "days_elapsed": 5,
      "picks_log": [
        "2026-04-10",
        "2026-04-13",
        "2026-04-14",
        "2026-04-15",
        "2026-04-16"
      ],
      "baseline_scanner": "insider_buying",
      "conclusion": null
    },
    {
      "id": "earnings_calendar-min-short-interest",
      "scanner": "earnings_calendar",
      "title": "Require short interest >= 20% for earnings plays",
      "description": "Hypothesis: earnings_calendar has a 37.7% 7d win rate and -2.05% avg return — worst performer. APLD (30.6% SI) was consistently the highest-scoring earnings candidate in recent runs. Requiring short interest >= 20% forces the scanner to surface only setups where a positive earnings surprise can trigger forced short covering, converting a weak calendar signal into a squeeze catalyst.",
      "branch": "hypothesis/earnings_calendar-min-short-interest",
      "pr_number": 22,
      "status": "running",
      "priority": 9,
      "expected_impact": "high",
      "hypothesis_type": "implementation",
      "created_at": "2026-04-16",
      "min_days": 10,
      "days_elapsed": 0,
      "picks_log": [],
      "baseline_scanner": "earnings_calendar",
      "conclusion": null
    }
  ]
}