
Event-Driven Catalyst Impact Analyzer
Quantify event-driven catalysts into probability-weighted returns for hedge fund positioning
What You Can Do
You can rapidly assess material corporate events—mergers, bankruptcies, restructurings, regulatory decisions—and quantify their probable impact on security valuations. The skill decomposes idiosyncratic catalysts with defined timelines into discrete financial outcomes, calculates probability-weighted returns across scenarios, and compares opportunity quality across portfolio candidates to justify position sizing within portfolio risk constraints.
Features
break events into measurable financial impacts and execution milestones
calculate payoffs across bull, base, and bear case outcomes with assigned probabilities
quantify risk-adjusted return per dollar deployed
identify execution delays, regulatory hurdles, and binary outcome risks
compare expected value relative to option-adjusted spreads and portfolio constraints
track key decision dates, announcement windows, and execution milestones
rank multiple concurrent catalysts by risk-adjusted attractiveness
Example Output
Example 1: Merger Arbitrage Analysis
Catalyst: Company A announces acquisition by Company B at $50/share
Scenarios:
- Bull (70% probability): Deal closes on time at $50.00 → Return: +3.2% (10-month hold)
- Base (20% probability): 6-month delay, antitrust concessions → $49.50 → Return: +2.1%
- Bear (10% probability): Deal breaks → $45.00 → Return: -9.8%
Expected Value: +2.1% | Risk-Adjusted Return: 1.8 months to completion
Example 2: Regulatory Catalyst (FDA Approval)
Bull (45%): Approval in Q2 → Stock $120 (+40%) Base (35%): Approval with label restrictions → $105 (+17%) Bear (20%): Rejection → $65 (-8%)
Probability-Weighted Return: +18.4% | Key Risk: Label scope determination
Example 3: Restructuring Catalyst Comparison
| Catalyst | Expected Value | Time Horizon | Position Size |
|---|---|---|---|
| Spin-off (high confidence) | +12% | 6mo | 5% |
| Activist campaign (moderate) | +8% | 12mo | 2.5% |
| Rights offering (low conviction) | +3% | 9mo | 0.8% |
What's Included
- SKILL.md instruction file with catalyst analysis framework:
- Multi-scenario return calculator template (Excel/Python-ready format):
- Catalyst timing checklist: key milestones, decision dates, and binary outcomes
- Position sizing framework: risk-adjusted allocation method based on expected value
- Comparative catalyst ranking matrix: evaluate competing opportunities within portfolio constraints
Who It's For
- Hedge fund analysts — event-driven and special situations investing focus
- Long/short equity traders — catalyst-driven tactical positioning
- Merger arbitrage specialists — deal announcement assessment and risk arbitrage
- Portfolio managers — position sizing justification and risk committee reporting
- Investment bankers — pre-deal and restructuring impact modeling
Best For
- Merger and acquisition announcements — termination risk, arbitrage spread, timing
- Bankruptcy and restructuring events — recovery rates, creditor payoff hierarchy, emergence timing
- Regulatory decisions — FDA approvals, antitrust rulings, sanctions relief, rate decisions
- Activist campaigns and proxy fights — board composition changes, strategic shifts, cost initiatives
- Earnings-driven repricing catalysts — guidance misses, management turnover, operational pivots







