{"generatedAt":"2026-09-01T00:00:02.604Z","note":"Listed crypto options tape from Deribit and OKX (venue field on each print), refreshed every 15 minutes. Premium bought = taker-paid premium (aggressive positioning). BLOCK = privately negotiated institutional trades. A bought call can be a hedge; the daily call/put balance carries more signal than one print.","assets":{"BTC":{"call_premium_bought_24h_usd":6049546,"put_premium_bought_24h_usd":3084315,"block_share_24h":0.505,"prints_24h":4485,"last_print_utc":"2026-08-31T23:51:22.619Z","top_prints_48h":[{"ts":"2026-08-31T22:02:23.235Z","side":"sold","instrument":"BTC-25DEC26-82000-C","contracts":100,"premium_usd":607988,"iv_pct":38.8,"block":true,"venue":"deribit"},{"ts":"2026-08-31T14:31:23.500Z","side":"sold","instrument":"BTC-25DEC26-94000-C","contracts":200,"premium_usd":474621,"iv_pct":39.3,"block":true,"venue":"deribit"},{"ts":"2026-08-31T14:31:23.500Z","side":"bought","instrument":"BTC-25DEC26-85000-C","contracts":100,"premium_usd":462911,"iv_pct":39.1,"block":true,"venue":"deribit"},{"ts":"2026-08-31T17:13:23.932Z","side":"bought","instrument":"BTC-30OCT26-81000-C","contracts":100,"premium_usd":382138,"iv_pct":35.7,"block":true,"venue":"deribit"},{"ts":"2026-08-31T17:06:01.615Z","side":"bought","instrument":"BTC-30OCT26-81000-C","contracts":100,"premium_usd":377662,"iv_pct":35.8,"block":true,"venue":"deribit"}]},"ETH":{"call_premium_bought_24h_usd":1069865,"put_premium_bought_24h_usd":426434,"block_share_24h":0.099,"prints_24h":3443,"last_print_utc":"2026-08-31T23:40:31.087Z","top_prints_48h":[{"ts":"2026-08-30T13:07:00.983Z","side":"bought","instrument":"ETH-25DEC26-2300-C","contracts":300,"premium_usd":116933,"iv_pct":53.3,"block":false,"venue":"deribit"},{"ts":"2026-08-30T23:49:24.129Z","side":"bought","instrument":"ETH-26MAR27-2500-P","contracts":177,"premium_usd":75171,"iv_pct":55.1,"block":false,"venue":"deribit"},{"ts":"2026-08-31T10:27:40.130Z","side":"sold","instrument":"ETH-25DEC26-2600-C","contracts":287,"premium_usd":66764,"iv_pct":51.8,"block":false,"venue":"deribit"},{"ts":"2026-08-31T10:26:13.262Z","side":"sold","instrument":"ETH-25DEC26-2600-C","contracts":287,"premium_usd":66711,"iv_pct":51.9,"block":false,"venue":"deribit"},{"ts":"2026-08-31T12:28:04.509Z","side":"bought","instrument":"ETH-25DEC26-2600-C","contracts":278,"premium_usd":66205,"iv_pct":52.2,"block":false,"venue":"deribit"}]}},"page":"https://bykaranteli.com/options-flow"}