Deep Dive Ticker Tape
Article published Mar 11, 2026. Prices below use latest available snapshots.
ISRG Price Structure
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Conviction: Medium-High Status: FRESH DATA — RSI 39.6, price $485.85, recovered from RSI 8.8, approaching neutral
Quick Snapshot
| Signal | Reading |
|---|---|
| Overall | 🟡 RSI 39.6 (computed, FRESH) — approaching neutral. Price $485.85, -1.6% today, -3.2% 7D, -2.1% 30D. SMA20 ~$495.86 — price -2.0% below SMA. |
| Moat | Wide (surgical robotics monopoly — da Vinci system) |
| Key insight | ISRG data is now FRESH after 5+ weeks stale! RSI recovered from the extreme 8.8 to 39.6 — the stock bounced from $476 and is now at $485.85. The da Vinci monopoly thesis is unquestionably intact. Price is slightly below SMA, approaching neutral territory. The RSI 8.8 was a historical extreme that has now fully resolved. |
Action Matrix
| Action | Level | Why |
|---|---|---|
| Current | 📈 Accumulate | RSI recovered to 39.6, data fresh, monopoly moat. Still below SMA — room for recovery. |
| Entry Zone | $470 - $500 | Current $485.85 — IN ZONE |
| Stop-Loss | $405 (-17%) | Below key support |
| Target | $600 (+24%) | Recovery toward recent levels |
Extended analysis
Price Data
| Stock | Price | 1D | 7D | 30D | 3M | RSI | Status | Action |
|---|---|---|---|---|---|---|---|---|
| ISRG | $485.85 | -1.6% | -3.2% | -2.1% | -11.2% | 40 | 🟡 Approaching Neutral | 📈 Accumulate |
Price vs Last Deep Dive (03/10 stale)
| Metric | 03/10 (stale) | 03/11 (fresh) | Change |
|---|---|---|---|
| Price | $476.32 (stale) | $485.85 | +$9.53 (+2.0%) |
| RSI | 8.8 (stale) | 39.6 | +30.8 (massive recovery) |
| SMA20 | N/A | ~$495.86 | Now trackable |
Update from 03/10: CRITICAL — ISRG data is FRESH after 5+ weeks stale. RSI 8.8 was the most extreme in our universe — it has recovered to 39.6. Price rose from $476.32 to $485.85 (+2.0%). Price is -2.0% below SMA, approaching convergence. Da Vinci monopoly + consumable flywheel thesis completely intact. Action: Accumulate.
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 → 39.6 recovery — Bottom confirmed.
- da Vinci 5 upgrade cycle — New generation driving replacements.
Bear Case
- Insider selling persists — $282.6M net selling.
- -1.6% today, -3.2% 7D — Some near-term weakness.
- 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. |
| 2026-02-26 | Data stale. 3+ weeks. |
| 2026-03-03 | Data stale. 4 weeks. |
| 2026-03-10 | Data stale. 5+ weeks. CRITICAL. |
| 2026-03-11 | FRESH DATA. $485.85. RSI 39.6 (computed). RSI recovered from 8.8 extreme. Accumulate. |
The Gold
Key Discoveries
| Discovery | Implication |
|---|---|
| RSI 8.8 → 39.6 confirmed with fresh data | Historical extreme has fully resolved |
| Price recovered from $476 to $486 | Modest +2% but RSI improvement is the key signal |
| Data was stale 5+ weeks | Must fetch data before every update going forward |
Open Questions
- What is da Vinci 5 placement pace?
- Are insider sales on 10b5-1 schedule?
- What is procedure growth rate in Q1 2026?