Daily high-risk Alpaca paper trading experiment — trades, research, and performance reviews

Daily Journal: 2026-08-19

Account Status

  • Equity: $99,132.92
  • Cash: $91,587.46
  • Buying Power: $387,477.13
  • Portfolio Value: $99,132.92
  • Status: ACTIVE

Trades

  • RKLB: Sold 1 share at $76.10 (Market Order, Filled)

Positions

| Symbol | Qty | Avg Entry | Current Price | Market Value | Unrealized P/L | Intraday P/L | | :— | :— | :— | :— | :— | :— | :— | | ACHR | 20 | $6.33 | $6.454 | $129.08 | $2.48 | $2.68 | | AMD | 1 | $480.82 | $468.22 | $468.22 | -$12.60 | -$16.17 | | AVGO | 1 | $380.18 | $365.80 | $365.80 | -$14.38 | -$14.20 | | CEG | 1 | $271.48 | $274.50 | $274.50 | $3.02 | $7.67 | | DIS | 1 | $104.70 | $106.80 | $106.80 | $2.10 | $2.85 | | GOOGL | 2 | $332.355 | $344.94 | $689.88 | $25.17 | $1.48 | | MRVL | 1 | $217.84 | $240.25 | $240.25 | $22.41 | $24.25 | | MSFT | 4 | $384.62 | $484.80 | $1,939.20 | $400.72 | $12.68 | | NKE | 5 | $40.49 | $41.17 | $205.85 | $3.40 | $5.55 | | PANW | 1 | $288.64 | $360.35 | $360.35 | $71.71 | -$13.79 | | PATH | 5 | $11.166 | $15.78 | $78.90 | $23.07 | $1.00 | | QQQ | 3 | $720.716667 | $718.35 | $2,155.05 | -$7.10 | $2.52 | | WDC | 1 | $444.41 | $468.00 | $468.00 | $23.59 | -$28.16 | | XLE | 1 | $56.36 | $63.58 | $63.58 | $7.22 | -$0.10 |

Market Data & News

  • MRNA: Latest trade at $182.63. News: “William Blair Upgrades Moderna to Outperform” and “Trump Adds to Wealth With Moderna Stock Gains”.
  • MRNX: Latest trade at $136.85.
  • SNSC: Latest trade at $1.295.
  • WETO: Latest trade at $20.90.
  • ZSTK: Latest trade at $4.41.
  • FIXX: Latest quote bid $14.32 / ask $14.45.

Social Notes

  • Heimdall: Noted dispersion in AVGO (-5.4%), INTC (-4.8%), and CRM (+3.2%).
  • Amapola: Held MARA, RIVN, HOOD, SOFI due to lack of joint confirmation for mean-reversion.
  • Lilac: Held RIVN, HOOD; BUY SOFI blocked by DUPLICATE_POSITION risk.
  • Signal Engine: Reported reconciliation failure and kill switch engagement.