US TSY OPTIONS: Large Dec'25 10Y Call Buyer Returns
Sep-30 11:59
+50,000 TYZ5 113 calls, 46 vs. 112-19/0.42% (open interest 87,527 coming into the session).
Paper was a large buyer of low delta calls last week: +100,000 TYZ5 113.5calls, 38 vs. 112-21 to -21.5/0.35% and appr +200k TYZ5114calls since Mon from 31-33.