ISRG Professor Mean's Analysis
Last Month: 2026-08-24 to present • 15 trades in period
Price declining but no fear. Strategies historically underperform. Wait for fear to build.
Strategy Score Scored Sep 24, 2026
Quality Components
30-Day Momentum
Data Transparency (Last Month)
Market Closed (1 day)
Brokerage: Alpaca Markets
✓ Tradeable on Alpaca
Stocks: Commission-free • Market hours: 9:30 AM - 4:00 PM ET
To execute these strategies, you'll need an Alpaca brokerage account.
Performance Summary (Last Month)
Trade Statistics (Last Month)
💰 Trading Cost Analysis (Alpaca Fees) (Last Month)
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Equity Curve — Your Money Over Time
Each dot is a completed trade. ● Green = profitable trade, ● Red = losing trade. Hover for details.
The dashed blue line shows your starting $10,000. Points above = profit, points below = loss.
Price Action + Equity Overlay
📈 ISRG Price (left axis) vs 📊 Your Equity (right axis). See how the stock price moved while you held positions.
Trade History (Last Month - 15 trades)
How to Read This Table
Each row is one complete trade cycle (BUY → HOLD → SELL). Professor Mean had $11,673.90 at period start. When he sees a buy signal, he uses all available cash to buy shares. He holds until hitting his +5% target, -10% stop loss, or 30-day limit. After selling, the profit/loss is added to his balance, and the next trade uses that new balance.
| # | Action | Date & Time | Price/Share | Shares | Total Value | Balance After | Result | Exit Reason |
|---|---|---|---|---|---|---|---|---|
| 1 | 🟢 BUY | Aug 24, 2026 3:55pm ET | $373.55 | 31 | $11,580.05 | — | — | — |
| 🔴 SELL | Aug 25, 2026 9:35am ET | $375.92 | 31 | $11,653.52 | $11,747.39 |
+$73.47 (+0.6%) |
MEAN_REVERSION
17.7h held |
|
| 2 | 🟢 BUY | Aug 26, 2026 9:40am ET | $369.64 | 31 | $11,458.99 | — | — | — |
| 🔴 SELL | Aug 26, 2026 9:45am ET | $370.95 | 31 | $11,499.30 | $11,787.69 |
+$40.30 (+0.4%) |
MEAN_REVERSION
5m held |
|
| 3 | 🟢 BUY | Aug 27, 2026 10:05am ET | $368.05 | 32 | $11,777.54 | — | — | — |
| 🔴 SELL | Aug 27, 2026 11:05am ET | $369.34 | 32 | $11,818.88 | $11,829.03 |
+$41.34 (+0.4%) |
MEAN_REVERSION
1h held |
|
| 4 | 🟢 BUY | Aug 28, 2026 12:25pm ET | $370.75 | 31 | $11,493.25 | — | — | — |
| 🔴 SELL | Aug 28, 2026 1:10pm ET | $371.43 | 31 | $11,514.33 | $11,850.11 |
+$21.08 (+0.2%) |
MEAN_REVERSION
45m held |
|
| 5 | 🟢 BUY | Sep 1, 2026 9:30am ET | $373.23 | 31 | $11,570.13 | — | — | — |
| 🔴 SELL | Sep 1, 2026 9:50am ET | $367.49 | 31 | $11,392.19 | $11,672.17 |
$-177.94 (-1.5%) |
🛑 -10% Stop
20m held |
|
| 6 | 🟢 BUY | Sep 2, 2026 12:20pm ET | $376.32 | 31 | $11,665.92 | — | — | — |
| 🔴 SELL | Sep 2, 2026 3:00pm ET | $371.44 | 31 | $11,514.64 | $11,520.89 |
$-151.28 (-1.3%) |
MEAN_REVERSION
2.7h held |
|
| 7 | 🟢 BUY | Sep 3, 2026 3:05pm ET | $369.61 | 31 | $11,457.91 | — | — | — |
| 🔴 SELL | Sep 3, 2026 3:20pm ET | $370.97 | 31 | $11,500.07 | $11,563.05 |
+$42.16 (+0.4%) |
MEAN_REVERSION
15m held |
|
| 8 | 🟢 BUY | Sep 8, 2026 9:30am ET | $359.80 | 32 | $11,513.60 | — | — | — |
| 🔴 SELL | Sep 8, 2026 9:35am ET | $359.23 | 32 | $11,495.36 | $11,544.81 |
$-18.24 (-0.2%) |
🛑 -10% Stop
5m held |
|
| 9 | 🟢 BUY | Sep 10, 2026 9:30am ET | $349.96 | 32 | $11,198.88 | — | — | — |
| 🔴 SELL | Sep 10, 2026 9:45am ET | $353.13 | 32 | $11,300.00 | $11,645.93 |
+$101.12 (+0.9%) |
MEAN_REVERSION
15m held |
|
| 10 | 🟢 BUY | Sep 14, 2026 2:20pm ET | $374.09 | 31 | $11,596.79 | — | — | — |
| 🔴 SELL | Sep 14, 2026 2:30pm ET | $376.10 | 31 | $11,659.10 | $11,708.24 |
+$62.31 (+0.5%) |
MEAN_REVERSION
10m held |
|
| 11 | 🟢 BUY | Sep 15, 2026 3:20pm ET | $376.33 | 31 | $11,666.34 | — | — | — |
| 🔴 SELL | Sep 16, 2026 9:30am ET | $378.10 | 31 | $11,721.10 | $11,763.00 |
+$54.76 (+0.5%) |
MEAN_REVERSION
18.2h held |
|
| 12 | 🟢 BUY | Sep 17, 2026 10:25am ET | $378.59 | 31 | $11,736.29 | — | — | — |
| 🔴 SELL | Sep 17, 2026 11:35am ET | $379.68 | 31 | $11,770.16 | $11,796.87 |
+$33.87 (+0.3%) |
MEAN_REVERSION
1.2h held |
|
| 13 | 🟢 BUY | Sep 18, 2026 2:05pm ET | $390.88 | 30 | $11,726.40 | — | — | — |
| 🔴 SELL | Sep 18, 2026 2:25pm ET | $392.39 | 30 | $11,771.55 | $11,842.02 |
+$45.15 (+0.4%) |
MEAN_REVERSION
20m held |
|
| 14 | 🟢 BUY | Sep 22, 2026 9:30am ET | $399.27 | 29 | $11,578.69 | — | — | — |
| 🔴 SELL | Sep 22, 2026 10:50am ET | $399.83 | 29 | $11,595.21 | $11,858.55 |
+$16.53 (+0.1%) |
MEAN_REVERSION
1.3h held |
|
| 15 | 🟢 BUY | Sep 23, 2026 10:50am ET | $399.47 | 29 | $11,584.63 | — | — | — |
| 🔴 SELL | Sep 23, 2026 2:35pm ET | $397.30 | 29 | $11,521.70 | $11,795.62 |
$-62.93 (-0.5%) |
MEAN_REVERSION
3.8h held |