ISRG Gamma Squeeze, Pin & Wall Analysis

ISRG Intuitive Surgical $402.30 -1.69% (updated 2026-06-02)

Today's OI Read — ISRG

Where the walls are, where price sits, and what the dealer positioning implies for Intuitive Surgical

In Between Walls?

$410

2ND

$420

DOM

$402.30

Outside the dominant wall range — directional momentum more likely than mean reversion.

Magnet Strength Details →

0.76× Normal (0.7–1×)

Current OI 4,882

30d Avg OI 6,403

Near or below average — wall levels carry typical structural weight.

Put/Call Ratio

3.12

PUT HEAVY

Above 1.2 — more put OI than calls. Hedging demand elevated; market participants are positioned defensively.

Dominant Wall

$420

▲ Above spot

The highest OI concentration strike — the structural anchor dealers are most committed to hedging.

Distance to #1 Wall

$-17.70

-4.40%

Price is below the dominant wall — acts as resistance.

Wall Skew

-0.937

PUT HEAVY

Put-heavy at the dominant wall — put sellers defend this level. Acts as structural support/magnet.

Today's Top Setup — ISRG

SQUEEZE, PIN, and CAGE scored 0–100 from OI structure. Highest score = today's highest-conviction setup.

PIN — 53.7% hit rate (n=1,719). CAGE — 45.4% (n=1,161). SQUEEZE — 49.5% (n=5,555). Half hit, half don't — the edge is asymmetric payoff.

Strength scores are locked

PRO

See exactly which setup is most likely — and by how much

Unlock

🚀 SQUEEZE

candidate

Strength ██%

5d horizon

Target · Stock pops ≥+5% within 10 trading days — the kind of move where the winners run far enough to outweigh the misses.

📌 PIN

AUC 0.83 measured

Strength ██%

1d horizon

Target · Price closes within 0.5% of $420 (dom strike) by +1d.

↔ CAGE

AUC 0.55 measured

Strength ██%

5d horizon

Target · Price stays between $410 – $420 through +5d.

Top OI Walls

Largest open interest concentrations · sorted by strike price

2026-06-02

Rank	Strike	Call OI	Put OI	Total OI	P/C	% of Max
#4	$435 Resistance	170	102	272	0.60	16%
#1	$420 Resistance	55	1,691	1,746	30.75	100%
#2	$410 Resistance	32	317	349	9.91	20%
▶ $402.30
#3	$400 Support	14	329	343	23.50	20%
#5	$370 Support	0	205	205	—	12%

Dealer Magnet Strength

When total OI is elevated vs its 30-day rolling average, dealer hedging is heavier — walls act like magnets. Very High = stronger PIN / CAGE conviction. Near-normal = weaker structural hold.

Current Magnet Strength

Normal (0.7–1×)

Low (<0.7×)

79.9%

219 days · 1d

Normal (0.7–1×)

75.0%

53 days · 1d

Elevated (1–1.5×)

87.2%

39 days · 1d

High (1.5–2×)

77.8%

36 days · 1d

Very High (>2×)

85.5%

69 days · 1d

Containment Rate by OI Magnitude Bucket

OI ratio = today's total OI ÷ 30-day rolling average. Does elevated OI predict price staying inside the dominant wall range?

OI Level	Days	1d	2d	5d	10d	20d
Low (<0.7×)	219	79.9%	73.9%	59.4%	49.5%	33.3%
Normal (0.7–1×)	53	75.0%	65.4%	58.0%	40.0%	29.8%
Elevated (1–1.5×)	39	87.2%	87.2%	76.9%	71.8%	38.5%
High (1.5–2×)	36	77.8%	69.4%	66.7%	63.9%	48.6%
Very High (>2×)	69	85.5%	78.3%	63.8%	58.0%	46.2%

SQUEEZE / PIN / CAGE Setup Backtest — ISRG

Last 50 sessions — which setup fired, what the score was, and whether it hit. See the actual win/loss record.

0 days ·

Min Strength 60

Magnet:

2026-05-26

↔ CAGE

Strength 75%

Magnet

Floor $440

Ceiling $448

Range 1.7%

✗ Miss

Win Criteria

Stay inside $440–$448 for 5 days

What Happened

$402.30

-7.86%

Broke down — max move 4.1% (need ≤2%)

2026-05-22

↔ CAGE

Strength 40%

Magnet

Floor $420

Ceiling $448

Range 6.3%

✗ Miss

Win Criteria

Stay inside $420–$448 for 5 days

What Happened

$412.26

-5.90%

Broke down — max move 4.5% (need ≤2%)

2026-05-21

📌 PIN

Strength 20%

Magnet

Floor $400

Ceiling $460

Range 13.6%

✗ Miss

Win Criteria

Close within 0.5% of $400 by end of day

What Happened

$438.10

-0.39%

Closed 8.7% from wall (need ≤0.5%) — moved -0.4%

2026-05-20

📌 PIN

Strength 20%

Magnet

Floor $400

Ceiling $470

Range 15.6%

✗ Miss

Win Criteria

Close within 0.5% of $400 by end of day

What Happened

$439.80

-2.06%

Closed 8.9% from wall (need ≤0.5%) — moved -2.1%

2026-05-19

📌 PIN

Strength 5%

Magnet

Floor $400

Ceiling $450

Range 11.3%

✗ Miss

Win Criteria

Close within 0.5% of $400 by end of day

What Happened

$449.03

+1.69%

Closed 11.1% from wall (need ≤0.5%) — moved +1.7%

2026-05-18

📌 PIN

Strength 5%

Magnet

Floor $400

Ceiling $450

Range 11.4%

✗ Miss

Win Criteria

Close within 0.5% of $400 by end of day

What Happened

$441.58

+0.38%

Closed 9.5% from wall (need ≤0.5%) — moved +0.4%

2026-05-15

📌 PIN

Strength 15%

Magnet

Floor $400

Ceiling $450

Range 11.9%

✗ Miss

Win Criteria

Close within 0.5% of $400 by end of day

What Happened

$439.92

+4.46%

Closed 9.5% from wall (need ≤0.5%) — moved +4.5%

2026-05-14

📌 PIN

Strength 75%

Magnet

Floor $405

Ceiling $430

Range 5.8%

✗ Miss

Win Criteria

Close within 0.5% of $430 by end of day

What Happened

$421.12

-1.62%

Closed 2.1% from wall (need ≤0.5%) — moved -1.6%

2026-05-13

📌 PIN

Strength 55%

Magnet

Floor $405

Ceiling $430

Range 5.8%

✓ Hit

Win Criteria

Close within 0.5% of $430 by end of day

What Happened

$428.06

-0.97%

2026-05-12

📌 PIN

Strength 75%

Magnet

Floor $405

Ceiling $430

Range 5.8%

✗ Miss

Win Criteria

Close within 0.5% of $430 by end of day

What Happened

$432.27

+0.09%

Closed 0.5% from wall (need ≤0.5%) — moved +0.1%

2026-05-11

↔ CAGE

Strength 55%

Magnet

Floor $420

Ceiling $430

Range 2.4%

✗ Miss

Win Criteria

Stay inside $420–$430 for 5 days

What Happened

$439.92

+4.73%

Broke up — max move 2.9% (need ≤2%)

2026-05-08

↔ CAGE

Strength 55%

Magnet

Floor $420

Ceiling $430

Range 2.2%

✗ Miss

Win Criteria

Stay inside $420–$430 for 5 days

What Happened

$421.12

-6.43%

Broke down — max move 6.7% (need ≤2%)

2026-05-07

📌 PIN

Strength 5%

Magnet

Floor $430

Ceiling $515

Range 18.7%

✗ Miss

Win Criteria

Close within 0.5% of $430 by end of day

What Happened

$450.06

-0.76%

Closed 4.4% from wall (need ≤0.5%) — moved -0.8%

2026-05-06

↔ CAGE

Strength 55%

Magnet

Floor $430

Ceiling $435

Range 1.1%

✗ Miss

Win Criteria

Stay inside $430–$435 for 5 days

What Happened

$432.27

-4.31%

Broke up — max move 7.0% (need ≤2%)

2026-05-05

📌 PIN

Strength 5%

Magnet

Floor $430

Ceiling $515

Range 18.8%

✗ Miss

Win Criteria

Close within 0.5% of $430 by end of day

What Happened

$451.73

+0.08%

Closed 4.8% from wall (need ≤0.5%) — moved +0.1%

2026-05-04

📌 PIN

Strength 5%

Magnet

Floor $430

Ceiling $515

Range 18.8%

✗ Miss

Win Criteria

Close within 0.5% of $430 by end of day

What Happened

$451.38

-0.21%

Closed 4.7% from wall (need ≤0.5%) — moved -0.2%

2026-05-01

📌 PIN

Strength 5%

Magnet

Floor $430

Ceiling $515

Range 18.6%

✗ Miss

Win Criteria

Close within 0.5% of $430 by end of day

What Happened

$452.35

-1.19%

Closed 4.9% from wall (need ≤0.5%) — moved -1.2%

2026-04-30

↔ CAGE

Strength 55%

Magnet

Floor $500

Ceiling $508

Range 1.6%

✓ Hit

Win Criteria

Stay inside $500–$508 for 5 days

What Happened

$453.49

-0.90%

2026-04-29

↔ CAGE

Strength 55%

Magnet

Floor $500

Ceiling $508

Range 1.7%

✓ Hit

Win Criteria

Stay inside $500–$508 for 5 days

What Happened

$451.73

-0.46%

2026-04-28

↔ CAGE

Strength 55%

Magnet

Floor $500

Ceiling $508

Range 1.6%

✗ Miss

Win Criteria

Stay inside $500–$508 for 5 days

What Happened

$451.38

-3.27%

Broke down — max move 2.7% (need ≤2%)

2026-04-27

↔ CAGE

Strength 55%

Magnet

Floor $500

Ceiling $508

Range 1.6%

✗ Miss

Win Criteria

Stay inside $500–$508 for 5 days

What Happened

$452.35

-3.96%

Broke down — max move 3.6% (need ≤2%)

2026-04-24

↔ CAGE

Strength 55%

Magnet

Floor $508

Ceiling $510

Range 0.5%

✗ Miss

Win Criteria

Stay inside $508–$510 for 5 days

What Happened

$457.78

-5.07%

Broke down — max move 5.9% (need ≤2%)

2026-04-23

↔ CAGE

Strength 55%

Magnet

Floor $500

Ceiling $520

Range 4.2%

✗ Miss

Win Criteria

Stay inside $500–$520 for 5 days

What Happened

$457.61

-4.43%

Broke up — max move 2.5% (need ≤2%)

2026-04-22

📌 PIN

Strength 30%

Magnet

Floor $440

Ceiling $520

Range 16.5%

✗ Miss

Win Criteria

Close within 0.5% of $520 by end of day

What Happened

$478.82

-0.99%

Closed 8.5% from wall (need ≤0.5%) — moved -1.0%

2026-04-21

↔ CAGE

Strength 55%

Magnet

Floor $500

Ceiling $520

Range 4.4%

✗ Miss

Win Criteria

Stay inside $500–$520 for 5 days

What Happened

$466.64

+3.40%

Broke up — max move 7.2% (need ≤2%)

2026-04-20

📌 PIN

Strength 5%

Magnet

Floor $470

Ceiling $520

Range 10.7%

✗ Miss

Win Criteria

Close within 0.5% of $520 by end of day

What Happened

$451.29

-3.07%

Closed 14.8% from wall (need ≤0.5%) — moved -3.1%

2026-04-17

📌 PIN

Strength 5%

Magnet

Floor $455

Ceiling $520

Range 13.9%

✗ Miss

Win Criteria

Close within 0.5% of $520 by end of day

What Happened

$465.60

-0.77%

Closed 11.6% from wall (need ≤0.5%) — moved -0.8%

2026-04-16

📌 PIN

Strength 5%

Magnet

Floor $450

Ceiling $490

Range 8.7%

✗ Miss

Win Criteria

Close within 0.5% of $490 by end of day

What Happened

$469.21

+2.43%

Closed 4.5% from wall (need ≤0.5%) — moved +2.4%

2026-04-15

📌 PIN

Strength 15%

Magnet

Floor $450

Ceiling $500

Range 10.7%

✗ Miss

Win Criteria

Close within 0.5% of $500 by end of day

What Happened

$458.08

-2.19%

Closed 9.0% from wall (need ≤0.5%) — moved -2.2%

2026-04-14

↔ CAGE

Strength 55%

Magnet

Floor $490

Ceiling $500

Range 2.1%

✓ Hit

Win Criteria

Stay inside $490–$500 for 5 days

What Happened

$451.29

-3.41%

2026-04-13

↔ CAGE

Strength 75%

Magnet

Floor $490

Ceiling $500

Range 2.2%

✗ Miss

Win Criteria

Stay inside $490–$500 for 5 days

What Happened

$465.60

+1.45%

Broke up — max move 2.0% (need ≤2%)

2026-04-10

↔ CAGE

Strength 20%

Magnet

Floor $455

Ceiling $490

Range 7.8%

✗ Miss

Win Criteria

Stay inside $455–$490 for 5 days

What Happened

$469.21

+4.13%

Broke up — max move 3.9% (need ≤2%)

2026-04-09

↔ CAGE

Strength 20%

Magnet

Floor $435

Ceiling $460

Range 5.5%

✗ Miss

Win Criteria

Stay inside $435–$460 for 5 days

What Happened

$458.08

+0.69%

Broke down — max move 2.7% (need ≤2%)

2026-04-08

↔ CAGE

Strength 20%

Magnet

Floor $435

Ceiling $465

Range 6.5%

✗ Miss

Win Criteria

Stay inside $435–$465 for 5 days

What Happened

$468.36

+1.32%

Broke down — max move 2.5% (need ≤2%)

2026-04-07

↔ CAGE

Strength 35%

Magnet

Floor $435

Ceiling $450

Range 3.3%

✗ Miss

Win Criteria

Stay inside $435–$450 for 5 days

What Happened

$467.22

+3.15%

Broke up — max move 2.1% (need ≤2%)

2026-04-06

↔ CAGE

Strength 35%

Magnet

Floor $435

Ceiling $455

Range 4.4%

✗ Miss

Win Criteria

Stay inside $435–$455 for 5 days

What Happened

$458.96

+1.41%

Broke up — max move 2.1% (need ≤2%)

2026-04-02

📌 PIN

Strength 75%

Magnet

Floor $450

Ceiling $480

Range 6.6%

✗ Miss

Win Criteria

Close within 0.5% of $450 by end of day

What Happened

$452.58

+0.11%

Closed 0.6% from wall (need ≤0.5%) — moved +0.1%

2026-04-01

↔ CAGE

Strength 20%

Magnet

Floor $450

Ceiling $480

Range 6.5%

✗ Miss

Win Criteria

Stay inside $450–$480 for 5 days

What Happened

$454.94

-2.05%

Broke down — max move 2.7% (need ≤2%)

2026-03-31

📌 PIN

Strength 5%

Magnet

Floor $450

Ceiling $505

Range 11.9%

✗ Miss

Win Criteria

Close within 0.5% of $450 by end of day

What Happened

$464.45

+0.75%

Closed 3.1% from wall (need ≤0.5%) — moved +0.8%

2026-03-30

📌 PIN

Strength 55%

Magnet

Floor $450

Ceiling $505

Range 12.1%

✗ Miss

Win Criteria

Close within 0.5% of $450 by end of day

What Happened

$460.99

+1.81%

Closed 2.4% from wall (need ≤0.5%) — moved +1.8%

2026-03-27

📌 PIN

Strength 55%

Magnet

Floor $450

Ceiling $480

Range 6.6%

✗ Miss

Win Criteria

Close within 0.5% of $450 by end of day

What Happened

$452.77

+0.02%

Closed 0.6% from wall (need ≤0.5%) — moved +0.0%

2026-03-26

↔ CAGE

Strength 55%

Magnet

Floor $440

Ceiling $450

Range 2.1%

✗ Miss

Win Criteria

Stay inside $440–$450 for 5 days

What Happened

$452.07

-3.52%

Broke down — max move 3.4% (need ≤2%)

2026-03-25

📌 PIN

Strength 15%

Magnet

Floor $440

Ceiling $510

Range 14.9%

✗ Miss

Win Criteria

Close within 0.5% of $440 by end of day

What Happened

$468.55

-0.30%

Closed 6.1% from wall (need ≤0.5%) — moved -0.3%

2026-03-24

📌 PIN

Strength 15%

Magnet

Floor $440

Ceiling $515

Range 15.9%

✗ Miss

Win Criteria

Close within 0.5% of $440 by end of day

What Happened

$469.98

-0.41%

Closed 6.4% from wall (need ≤0.5%) — moved -0.4%

2026-03-23

📌 PIN

Strength 15%

Magnet

Floor $440

Ceiling $515

Range 15.7%

✗ Miss

Win Criteria

Close within 0.5% of $440 by end of day

What Happened

$471.91

-1.28%

Closed 6.7% from wall (need ≤0.5%) — moved -1.3%

2026-03-20

📌 PIN

Strength 15%

Magnet

Floor $440

Ceiling $515

Range 15.7%

✗ Miss

Win Criteria

Close within 0.5% of $440 by end of day

What Happened

$478.04

+0.01%

Closed 8.0% from wall (need ≤0.5%) — moved +0.0%

2026-03-19

📌 PIN

Strength 75%

Magnet

Floor $450

Ceiling $480

Range 6.3%

✓ Hit

Win Criteria

Close within 0.5% of $480 by end of day

What Happened

$477.97

-0.41%

2026-03-18

📌 PIN

Strength 75%

Magnet

Floor $450

Ceiling $480

Range 6.3%

✓ Hit

Win Criteria

Close within 0.5% of $480 by end of day

What Happened

$479.93

+0.46%

2026-03-17

📌 PIN

Strength 55%

Magnet

Floor $450

Ceiling $480

Range 6.2%

✓ Hit

Win Criteria

Close within 0.5% of $480 by end of day

What Happened

$477.73

-1.04%

2026-03-16

📌 PIN

Strength 55%

Magnet

Floor $450

Ceiling $480

Range 6.2%

✗ Miss

Win Criteria

Close within 0.5% of $480 by end of day

What Happened

$482.76

-0.14%

Closed 0.6% from wall (need ≤0.5%) — moved -0.1%