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{"created_at":"2026-04-21T15:19:25.858681+00:00","dedupe_key":"signal_enriched:discovery_unusual_volume_delta:97ea86c1a14b569c","evidence_event_ids":["evt_1468db969809"],"signal_type":"discovery_unusual_volume_delta","source":"discovery_ingestor","value":{"aggregator_url":"https://www.nasdaq.com/articles/november-20th-options-now-available-keycorp-key","as_of":"2026-04-21T15:19:25.858681+00:00","canonical_url":"https://www.nasdaq.com/articles/november-20th-options-now-available-keycorp-key","enrichment":{"aggregator_url":"https://www.nasdaq.com/articles/november-20th-options-now-available-keycorp-key","article_chars":3755,"article_truncated":false,"blocked_reason":null,"candidate_id":"sc_b4269c55f160bf13","canonical_host":"nasdaq.com","canonical_is_aggregator":false,"canonical_url":"https://www.nasdaq.com/articles/november-20th-options-now-available-keycorp-key","content_type":"text/html; charset=utf-8","enriched_at":"2026-04-21T22:53:41.009989+00:00","extraction_method":"trafilatura","fetched_description":"Investors in KeyCorp (Symbol: KEY) saw new options become available today, for the November 20th expiration. One of the key data points that goes into the price an option buyer is willing to pay, is the time value, so with 213 days until expiration the newly available contracts","fetched_title":"November 20th Options Now Available For KeyCorp (KEY) | Nasdaq","final_url":"https://www.nasdaq.com/articles/november-20th-options-now-available-keycorp-key","html_truncated":false,"paywall_likely":false,"publisher_domain":"nasdaq.com","publisher_resolution":"canonical_url","requested_url":"https://www.nasdaq.com/articles/november-20th-options-now-available-keycorp-key","source_event_id":"evt_1468db969809","source_quality":"high","status_code":200,"version":"signal_enrichment_v2"},"fp":"4364940e8169dd4e","kind":"unusual_volume","published_at":"2026-04-21T14:50:59+00:00","publisher_domain":"nasdaq.com","signal_understanding":{"analysis_basis":"article","claim_confidence":0.72,"dates_mentioned":["November 20th","213 days until expiration","today (implied by article context)"],"entities":[{"asset_class":"equity","name":"KeyCorp","relevance":"high","symbol":"KEY","type":"company"}],"event_type":"listing","information_gaps":["The provided signal type is 'discovery_unusual_volume_delta', but the article text does not provide any volume ratio vs average, baseline volume, or direction (e.g., unusual volume increase/decrease).","No explicit catalyst is described for unusual volume; the article focuses on options availability and example contract economics rather than trading-volume anomalies.","The article does not confirm whether any unusual volume is present; it only discusses pricing, implied volatility, and odds for specific strikes."],"key_facts":["The article states that investors in KeyCorp (KEY) saw new options become available for the November 20 expiration.","Example put contract: $22.00 strike put has a current bid of $1.45.","For the $22.00 put example, the article states the odds of expiring worthless are 58%.","For the $22.00 put example, the article states the premium would represent a 6.59% return on cash commitment (11.29% annualized) if the put expires worthless.","Example call contract: $25.00 strike call has a current bid of $0.80.","For the $25.00 call example, the article states the odds of expiring worthless are 67%.","For the $25.00 call example, the article states the premium would represent a 3.56% boost of extra return (6.11% annualized) if the call expires worthless.","The article states implied volatility for both the put and call examples is approximately 28%.","The article states trailing twelve month actual volatility is calculated as 25% using last 251 trading day closing values and today\u2019s price of $22.45."],"numeric_claims":[{"label":"put_strike","value":"22.00"},{"label":"put_bid","value":"1.45"},{"label":"put_odds_expire_worthless","value":"58%"},{"label":"put_return_if_worthless","value":"6.59%"},{"label":"put_annualized_if_worthless","value":"11.29%"},{"label":"call_strike","value":"25.00"},{"label":"call_bid","value":"0.80"},{"label":"call_odds_expire_worthless","value":"67%"},{"label":"call_return_if_worthless","value":"3.56%"},{"label":"call_annualized_if_worthless","value":"6.11%"},{"label":"implied_vol_put_call","value":"~28%"},{"label":"actual_trailing_vol","value":"25%"},{"label":"current_stock_price_used","value":"22.45"},{"label":"days_until_expiration","value":"213"}],"primary_claim":"New KEY options for the November 20 expiration were made available, with the article citing example put ($22 strike) and call ($25 strike) contract pricing and implied odds of expiring worthless.","relevance_score":0.35,"sentiment":"neutral","source_quality":"high","summary":"Nasdaq.com reports that new options for KeyCorp (KEY) with a November 20 expiration became available on November 20th, including specific put and call contracts with stated bids and implied odds of expiring worthless.","topics":["options chain","new options availability","implied volatility","bid/ask pricing","strike selection","expiration November 20"]},"source":"Nasdaq Markets","source_domain":"nasdaq.com","summary":"Investors in KeyCorp (Symbol: KEY) saw new options become available today, for the November 20th expiration. One of the key data points that goes into the price an option buyer is willing to pay, is the time value, so with 213 days until expiration the newly available contracts","tickers":["KEY"],"title":"November 20th Options Now Available For KeyCorp (KEY)","url":"https://www.nasdaq.com/articles/november-20th-options-now-available-keycorp-key"}}

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event_store.db — events

Update row 475043 in events