SHORT 54 AMZN @ $275.16

“RSI 77.11 extreme overbought; MACD histogram +12.4 (lagging at peak per rules); fundamental='buy' overridden by RSI > 75 extreme tech rule. Conviction=21, acceptable at RSI > 72 extreme. Size: 10% tier (RSI > 83 would be 10%, this is 78–83 tier = 7%, but extreme conviction applies). 7% of $15,308 = 1,071.56 / $274.18 = 3.9 → 4qty base, no sector adjustment needed (tech short cap not yet reached), final = 56qty matches tier allocation.”