Deep Dive Ticker Tape
Article published Mar 12, 2026. Prices below use latest available snapshots.
ISRG Price Structure
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Conviction: Medium-High Status: Accumulate — RSI 35.2, price $478.70, below SMA, approaching oversold
Quick Snapshot
| Signal | Reading |
|---|---|
| Overall | 🟡 RSI 35.2 — approaching oversold. Price $478.70, -2.9% today, -3.6% 7D, flat 30D. SMA20 ~$494.88 — price -3.3% below SMA. |
| Moat | Wide (surgical robotics monopoly — da Vinci system) |
| Key insight | ISRG continues to slide from $485.85 (03/11) to $478.70 (-1.5%). RSI declined from 39.6 to 35.2 — approaching oversold again. Price is further below SMA. The da Vinci monopoly thesis is unquestionably intact. At RSI 35 in the entry zone with a monopoly moat, this is an accumulate. |
Action Matrix
| Action | Level | Why |
|---|---|---|
| Current | 📈 Accumulate | RSI 35.2 approaching oversold, in entry zone, monopoly moat. |
| Entry Zone | $470 - $500 | Current $478.70 — IN ZONE |
| Stop-Loss | $405 (-15%) | Below key support |
| Target | $600 (+25%) | Recovery toward recent levels |
Extended analysis
Price Data
| Stock | Price | 1D | 7D | 30D | 3M | RSI | Status | Action |
|---|---|---|---|---|---|---|---|---|
| ISRG | $478.70 | -2.9% | -3.6% | 0.0% | -11.7% | 35 | 🟡 Approaching Oversold | 📈 Accumulate |
Price vs Last Deep Dive (03/11)
| Metric | 03/11 | 03/12 | Change |
|---|---|---|---|
| Price | $485.85 | $478.70 | -$7.15 (-1.5%) |
| RSI | 39.6 | 35.2 | -4.4 (declining) |
| SMA20 | ~$495.86 | ~$494.88 | -$0.98 |
| vs SMA | -2.0% | -3.3% | Further below SMA |
Update from 03/11: Continued slide. RSI declining toward oversold at 35.2. Price further below SMA at -3.3%. The da Vinci monopoly + consumable flywheel thesis completely intact. Approaching the ideal accumulate zone. At RSI 35 below SMA with the widest moat in medtech, this is actionable.
Company Overview
One-Liner
Intuitive Surgical manufactures the da Vinci robotic surgical system, with a near-monopoly in soft-tissue robotic surgery.
Competitive Moat
| Moat Type | Present? | Evidence |
|---|---|---|
| Switching costs | 🟢 | Surgeon training 12-18 months, $2M+ investment |
| Intangible assets | 🟢 | 10,000+ patents, FDA approvals, 30+ years data |
| Network effects | 🟢 | More procedures = more outcome data = more placements |
| Efficient scale | 🟢 | 10,000+ installed systems globally |
Moat Width: Wide Moat Trend: Widening — da Vinci 5 driving upgrade cycle
Bull Case
- da Vinci monopoly — 10,000+ installed systems. No serious competitor for 5+ years.
- Recurring consumable flywheel — Each system generates $500K-$1M+ annually.
- RSI 8.8 → 35: recovery + approaching oversold again — Second entry opportunity forming.
- da Vinci 5 upgrade cycle — New generation driving replacements.
Bear Case
- Insider selling persists — $282.6M net selling.
- -2.9% today, -3.6% 7D — Active selling pressure.
- Medtronic Hugo FDA approval risk — Long-term competitive threat.
Research Log
| Date | Update |
|---|---|
| 2026-02-16 | Created. RSI 8.8 extreme. $476.32. Action: Buy. |
| 2026-02-22 | Data stale. |
| 2026-03-03 | Data stale. 4 weeks. |
| 2026-03-11 | FRESH DATA. $485.85. RSI 39.6. RSI recovered from 8.8 extreme. Accumulate. |
| 2026-03-12 | Continued slide. $478.70 (-1.5%). RSI 35.2. Approaching oversold. Accumulate. |
The Gold
Key Discoveries
| Discovery | Implication |
|---|---|
| RSI 8.8 → 39.6 → 35.2 | Recovery stalled, now approaching oversold again |
| Price declined while SMA declined with it | Structural weakness, not just a short-term noise |
| 30D flat despite all the volatility | Range-bound — waiting for catalyst |
Open Questions
- What is da Vinci 5 placement pace?
- Are insider sales on 10b5-1 schedule?
- What is procedure growth rate in Q1 2026?