quant-ai / backend /simulation /simulate_mstr.py
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feat(ai): implement dedicated per-ticker simulation and regime classification engine
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# backend/simulation/simulate_mstr.py
"""
Dedicated Ticker Simulation: MSTR (High-Beta Momentum & Trend Runner)
Zero-overlap independent simulation for MSTR.
Focus:
- Crypto/BTC proxy high-volatility momentum.
- Riding BULL_EXPANSION waves with trailing stops.
- Prevents overnight gap decay by closing out by 15:55 EDT.
"""
import sys
import os
import yfinance as yf
import pandas as pd
import numpy as np
sys.path.insert(0, os.path.abspath(os.path.join(os.path.dirname(__file__), "../..")))
from backend.app.ml.ticker_regime_engine import TickerRegimeEngine, MarketRegime
def run_mstr_simulation(period="5d", interval="5m", initial_capital=100000.0):
print("=" * 80)
print(" 【MSTR 独立专用量化回测与模拟系统 (DEDICATED SIMULATION: MSTR)】")
print(" 核心特征: 高贝塔强动量、加密叙事共振、波段顺势跟踪、严格日内平仓")
print(f" 初始本金: ${initial_capital:,.2f} | 周期: {period} (Interval: {interval})")
print("=" * 80 + "\n")
df = yf.download("MSTR", period=period, interval=interval, progress=False)
if df.empty:
print("Error: Could not retrieve MSTR data.")
return
if isinstance(df.columns, pd.MultiIndex):
df.columns = [col[0] for col in df.columns]
close_s = df["Close"].squeeze()
open_s = df["Open"].squeeze()
high_s = df["High"].squeeze()
low_s = df["Low"].squeeze()
vol_s = df["Volume"].squeeze()
df["VWAP"] = TickerRegimeEngine.calculate_vwap(df)
df["EMA_9"] = close_s.ewm(span=9, adjust=False).mean()
df["EMA_21"] = close_s.ewm(span=21, adjust=False).mean()
capital = initial_capital
position_shares = 0
entry_price = 0.0
entry_time = None
trades = []
peak_price = 0.0
for i in range(20, len(df)):
sub_df = df.iloc[:i+1]
regime_info = TickerRegimeEngine.analyze_ticker_regime(sub_df, "MSTR")
current_time = df.index[i]
time_str = str(current_time)
bar_close = float(close_s.iloc[i])
bar_high = float(high_s.iloc[i])
bar_vwap = float(df["VWAP"].iloc[i])
bar_ema9 = float(df["EMA_9"].iloc[i])
bar_ema21 = float(df["EMA_21"].iloc[i])
is_eod = "15:50" in time_str or "15:55" in time_str
# 1. Manage Active Position
if position_shares > 0:
peak_price = max(peak_price, bar_high)
pnl_pct = (bar_close - entry_price) / entry_price * 100.0
# Dynamic trailing lock
is_trail_hit = (pnl_pct >= 2.0 and (peak_price - bar_close) / peak_price * 100.0 >= 1.2)
is_trend_lost = bar_close < bar_ema21 * 0.995 and bar_close < bar_vwap
if is_trail_hit or is_trend_lost or is_eod:
exit_price = bar_close
pnl = position_shares * (exit_price - entry_price)
capital += position_shares * exit_price
trades.append({
"entry_time": entry_time,
"exit_time": current_time,
"side": "LONG",
"shares": position_shares,
"entry_price": entry_price,
"exit_price": exit_price,
"pnl_$": pnl,
"return_%": (exit_price - entry_price) / entry_price * 100.0,
"reason": "EOD Flatten" if is_eod else ("Trailing Lock" if is_trail_hit else "Trend Life-Line Break")
})
position_shares = 0
entry_price = 0.0
# 2. Entry Logic
elif position_shares == 0 and not is_eod:
if regime_info.regime == MarketRegime.BULL_EXPANSION:
if bar_close >= bar_vwap and bar_close >= bar_ema9 * 0.998:
alloc = capital * 0.85
shares = int(alloc / bar_close)
if shares > 0:
position_shares = shares
entry_price = bar_close
entry_time = current_time
peak_price = bar_close
capital -= position_shares * bar_close
df_trades = pd.DataFrame(trades)
print("=" * 80)
print(" 【MSTR 独立交易明细 (INDIVIDUAL TRADE LOG)】")
print("=" * 80)
if not df_trades.empty:
for idx, row in df_trades.iterrows():
win_icon = "🟢 盈利" if row["pnl_$"] > 0 else "🔴 亏损"
print(f" Trade #{idx+1} | {row['entry_time']} -> {row['exit_time']} | "
f"Entry: ${row['entry_price']:.2f} -> Exit: ${row['exit_price']:.2f} | "
f"PnL: ${row['pnl_$']:+,.2f} ({row['return_%']:+.2f}%) | {win_icon} ({row['reason']})")
else:
print(" No trades triggered under strict regime criteria.")
total_pnl = capital - initial_capital
total_ret_pct = total_pnl / initial_capital * 100.0
win_rate = (df_trades["pnl_$"] > 0).mean() * 100.0 if not df_trades.empty else 0.0
print("\n" + "=" * 80)
print(" 【MSTR 独立回测指标总结】")
print("=" * 80)
print(f" • 期末总资产 (Ending Equity): ${capital:,.2f}")
print(f" • 累计总净利润 (Net Total PnL): ${total_pnl:+,.2f}")
print(f" • 总收益率 (Total Net Return): {total_ret_pct:+.2f}%")
print(f" • 胜率 (Win Rate): {win_rate:.1f}% ({len(df_trades)} 笔交易)")
print("=" * 80 + "\n")
if __name__ == "__main__":
run_mstr_simulation()