ISRG - Options Database

ISRG

INTUITIVE SURGICAL I

$421.14 -3.85%

(10/21 10:10) ◀

Wednesday, October 21, 2026 (10:15am)

▶ (10/22 18:35)

◀ 10/21 10:15 ▶

Option Volume

Detail

ℹ

Current (10/21 10:15am) 9,069

Calls: 4,538 (50%)

Puts: 4,531 (50%)

Prior (08/21) 3,810

Calls: 732 (19%)

Puts: 3,078 (81%)

Current vs Prior +138.03%

Calls: +519.95% (Calls)

Puts: +47.21% (Puts)

Prior 7-Day Total 65,497

Calls: 33,874 (52%)

Puts: 31,623 (48%)

Prior 7-Day Average 9,356

Calls: 4,839 (52%)

Puts: 4,517 (48%)

Current vs Prior 7-Day Avg -3.07%

Calls: -6.22%

Puts: +0.30%

Sentiment BULLISH

Dollar Volume

Detail

ℹ

Current (10/21 10:15am) $6.02M

Calls: $3.23M (54%)

Puts: $2.79M (46%)

Prior (08/21) $2.35M

Calls: $878.7K (37%)

Puts: $1.48M (63%)

Current vs Prior +155.81%

Calls: +267.51%

Puts: +89.29%

Prior 7-Day Total $87.61M

Calls: $42.06M (48%)

Puts: $45.55M (52%)

Prior 7-Day Average $12.52M

Calls: $6.01M (48%)

Puts: $6.51M (52%)

Current vs Prior 7-Day Avg -51.88%

Calls: -46.25%

Puts: -57.08%

Sentiment BULLISH

Put/Call Ratio

Detail

ℹ

Current (10/21 10:15am) 1.00

Prior (08/21) 4.20

Current vs Prior -76.26%

Prior 7-Day Average 1.22

Current vs Prior 7-Day Avg -18.19%

Sentiment NEUTRAL

Open Interest

Detail

ℹ

Current (10/21 10:15am) 127,335

Calls: 70,096 (55%)

Puts: 57,239 (45%)

Prior (08/21) 145,900

Calls: 82,440 (57%)

Puts: 63,460 (43%)

Current vs Prior -12.72%

Prior 7-Day Total 975,824

Calls: 552,536 (57%)

Puts: 423,288 (43%)

Prior 7-Day Average 139,403

Calls: 78,933 (57%)

Puts: 60,469 (43%)

Current vs Prior 7-Day Avg -8.66%

Sentiment BEARISH

Expected Move

Detail

ℹ

WKMO Expiry (10/23) | Next (10/30)Expiry (11/20) | Next (12/18)

Current 3.99% | 5.68%8.30% | 11.29%

Prior 7.97% | 9.10%10.92% | 13.32%

Current vs Prior -49.94% | -37.62%-24.02% | -15.21%

Prior 7-Day Avg 4.40% | 6.07%6.05% | 10.84%

Current vs 7-Day Avg -9.38% | -6.48%+37.08% | +4.21%

Prior 7-Day Eod 7.97% | 9.10%10.91% | 12.96%

Current vs 7-Day Eod -49.94% | -37.62%-23.96% | -12.86%

Sentiment BULLISHBULLISH

Relative Spread

Detail

ℹ

Expiry | Next

Current 57.17% | 40.93%

Calls: 66.21% | 40.00%

Puts: 48.13% | 41.86%

Prior 12.36% | 14.46%

Calls: 7.91% | 18.18%

Puts: 16.81% | 10.74%

Current vs Prior +362.54% | +183.06%

Prior 7-Day Avg 43.75% | 27.51%

Calls: 53.10% | 28.21%

Puts: 34.40% | 26.80%

Current vs 7-Day Avg +30.67% | +48.81%

Liquidity Expensive

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🤖 AI Insights

Massive premium surge with dollar volume up 156% vs prior. Unusually high activity with volume up 138% vs prior - elevated interest. P/C ratio dropping 76% - sentiment shifting bullish.

Smart Money BULLISH

Retail Flow NEUTRAL

Overall BULLISH

Dollar Volume

Option Volume

Put/Call Ratio

Open Interest

Expected Move

Current BULLISH

Prior BEARISH

7-Day Avg BEARISH

Current NEUTRAL

Prior BEARISH

7-Day Avg NEUTRAL

Current NEUTRAL

Prior BEARISH

7-Day Avg NEUTRAL

Current BULLISH

Prior BULLISH

7-Day Avg NEUTRAL

Current BEARISH

Prior BULLISH

7-Day Avg BULLISH

Sentiment Timeline (Today)

Time	Smart Money	Retail	Overall
10:15	BULLISH	NEUTRAL	BULLISH
10:10	BULLISH	NEUTRAL	BULLISH
10:05	BULLISH	NEUTRAL	BULLISH
10:00	BULLISH	BULLISH	BULLISH
09:45	BULLISH	BULLISH	BULLISH
09:40	BULLISH	NEUTRAL	BULLISH
09:35	BULLISH	BULLISH	BULLISH

📈 Options Analysis

🎯 Tightest Spreads

💰 Best Value Under $1

📊 High Delta (ITM)

🔥 High Volume

⏰ Backwardation

📈 Debit Spreads

📉 Credit Spreads

📅 Calendar Spreads

⚡ Straddles

🔀 Strangles

🦅 Iron Condors

🦋 Butterflies

⚖️ Ratio Spreads

🛡️ Covered Calls

🎯

Tightest Spreads

💰

Best Value <$1

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High Delta

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Ratio Spreads

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Covered Calls

Options with the tightest bid-ask spreads (<10%). Lower spreads = better fills and less slippage. Showing top 9 of results (avg 8.4%, best 6.5%)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$340.00	Nov 27	78.70	84.00	$81.35	6.5%	1	0.94	--
$350.00	Oct 23	67.60	72.50	$70.05	7.0%	--	1.00	22
$355.00	Oct 23	63.00	68.00	$65.50	7.6%	--	1.00	16
$340.00	Nov 20	78.10	84.60	$81.35	8.0%	--	1.00	15
$360.00	Nov 20	59.50	65.00	$62.25	8.8%	--	1.00	532

PUTS (2)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$470.00	Nov 20	48.90	53.70	$51.30	9.4%	--	0.86	42
$492.50	Oct 23	69.00	76.00	$72.50	9.7%	1	0.97	--

Affordable options under $1.00 per contract. Great for defined-risk strategies with minimal capital. -- found (avg $--, cheapest $--)

No options available for this category

In-the-money options with delta >0.50. Higher probability of profit, lower leverage. 106 found (avg delta 0.76, highest 1.00)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$350.00	Oct 23	67.60	72.50	$70.05	7.0%	--	1.00	22
$355.00	Oct 23	63.00	68.00	$65.50	7.6%	--	1.00	16
$360.00	Oct 23	57.10	62.80	$59.95	9.5%	--	1.00	12
$362.50	Oct 23	54.60	60.60	$57.60	10.4%	--	1.00	10
$370.00	Oct 23	46.50	53.10	$49.80	13.3%	--	1.00	10

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$492.50	Oct 23	69.00	76.00	$72.50	9.7%	1	0.97	--
$465.00	Oct 23	41.40	47.70	$44.55	14.1%	1	0.97	1
$457.50	Oct 23	34.80	40.40	$37.60	14.9%	1	0.94	2
$447.50	Oct 23	25.60	31.50	$28.55	20.7%	1	0.91	1
$445.00	Oct 23	23.70	30.00	$26.85	23.5%	1	0.88	2

Most actively traded options today. High liquidity = easy entry/exit. 244 active (total vol 7.9K, top 462)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$435.00	Oct 23	2.20	3.30	$2.75	40.0%	312	0.24	615
$440.00	Oct 23	1.05	2.10	$1.58	66.5%	307	0.16	233
$460.00	Oct 23	0.10	0.45	$0.28	125.0%	199	0.03	535
$450.00	Oct 23	0.15	0.90	$0.53	141.5%	188	0.06	679
$455.00	Oct 23	0.25	1.35	$0.80	137.5%	181	0.08	155

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$425.00	Oct 23	8.60	14.10	$11.35	48.5%	462	0.60	222
$400.00	Oct 23	0.80	1.40	$1.10	54.5%	378	0.12	816
$422.50	Oct 23	7.10	11.60	$9.35	48.1%	357	0.54	137
$395.00	Oct 23	0.30	0.85	$0.57	96.5%	292	0.07	280
$390.00	Oct 23	0.20	0.50	$0.35	85.7%	222	0.04	671

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 29 strikes (avg 64.6%, max 93.2%)

CALLS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$417.50	Oct 23	Nov 20	61.4%	31.8%	93.2%	7	25
$405.00	Oct 23	Nov 27	55.6%	30.8%	80.2%	102	28
$420.00	Oct 23	Nov 27	56.9%	32.2%	77.0%	38	101
$410.00	Oct 23	Nov 27	56.0%	31.8%	76.1%	6	52
$422.50	Oct 23	Nov 20	60.5%	34.9%	73.5%	60	35

PUTS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$417.50	Oct 23	Nov 20	61.4%	31.8%	93.2%	7	64
$405.00	Oct 23	Nov 27	55.6%	30.8%	80.2%	91	502
$435.00	Oct 23	Nov 27	61.3%	34.1%	79.8%	22	310
$410.00	Oct 23	Nov 27	56.0%	31.8%	76.1%	150	272
$422.50	Oct 23	Nov 20	60.5%	34.9%	73.5%	358	137

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 173 found (best R:R 44.45, avg 5.17)

BULL CALL (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$465.00	$490.00	Nov 6	$0.55	$24.45	$0.55	15%	44.45	$465.55
$402.50	$405.00	Oct 23	$0.75	$1.75	$0.75	87%	2.33	$403.25
$440.00	$445.00	Nov 20	$0.20	$4.80	$0.20	32%	24.00	$440.20
$440.00	$455.00	Nov 27	$3.05	$11.95	$3.05	35%	3.92	$443.05
$410.00	$420.00	Nov 6	$4.55	$5.45	$4.55	64%	1.20	$414.55

BEAR PUT (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$437.50	$435.00	Oct 23	$0.25	$2.25	$0.25	80%	9.00	$437.25
$435.00	$432.50	Oct 30	$0.35	$2.15	$0.35	69%	6.14	$434.65
$437.50	$435.00	Nov 20	$0.60	$1.90	$0.60	64%	3.17	$436.90
$445.00	$440.00	Nov 20	$2.60	$2.40	$2.60	69%	0.92	$442.40
$437.50	$435.00	Nov 6	$0.95	$1.55	$0.95	69%	1.63	$436.55

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 136 found (best R:R 0.69, avg 0.54)

BEAR CALL (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$485.00	$490.00	Oct 30	$2.05	$2.05	$2.95	89%	0.69	$487.05
$497.50	$500.00	Oct 30	$1.87	$1.87	$0.63	91%	2.97	$499.37
$465.00	$470.00	Nov 20	$2.40	$2.40	$2.60	80%	0.92	$467.40
$455.00	$460.00	Nov 27	$2.37	$2.37	$2.63	74%	0.90	$457.37
$452.50	$455.00	Nov 6	$1.65	$1.65	$0.85	78%	1.94	$454.15

BULL PUT (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$360.00	$355.00	Nov 6	$2.05	$2.05	$2.95	91%	0.69	$357.95
$360.00	$355.00	Oct 30	$1.72	$1.72	$3.28	91%	0.52	$358.28
$380.00	$375.00	Nov 27	$2.00	$2.00	$3.00	82%	0.67	$378.00
$375.00	$370.00	Oct 30	$1.52	$1.52	$3.48	90%	0.44	$373.48
$410.00	$400.00	Nov 13	$4.35	$4.35	$5.65	62%	0.77	$405.65

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 15 found (avg debit $4.65, cheapest $9.95)

CALLS (5)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$417.50	Oct 23	Nov 20	$9.95	61.4%	31.8%
$422.50	Oct 23	Oct 30	$3.15	60.5%	42.9%
$430.00	Oct 23	Oct 30	$3.12	56.7%	41.7%
$412.50	Oct 23	Oct 30	$4.20	53.5%	39.0%
$420.00	Oct 23	Oct 30	$3.55	56.9%	42.7%

PUTS (5)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$422.50	Oct 23	Nov 20	$8.50	60.5%	34.9%
$412.50	Oct 23	Nov 20	$8.42	53.5%	31.4%
$417.50	Oct 23	Oct 30	$3.25	61.4%	41.3%
$430.00	Oct 23	Oct 30	$5.35	56.7%	41.7%
$420.00	Oct 23	Oct 30	$2.85	56.9%	42.7%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 77 found (cheapest 3.55% of stock, avg 6.98%)

Strike	Expiry	Call$	Put$	Total	BE Low	BE High	Cost%
$417.50	Oct 23	$8.00	$6.95	$14.95	$402.55	$432.45	3.55%
$412.50	Oct 23	$11.10	$3.93	$15.03	$397.47	$427.53	3.57%
$415.00	Oct 23	$10.40	$4.75	$15.15	$399.85	$430.15	3.60%
$420.00	Oct 23	$7.45	$8.10	$15.55	$404.45	$435.55	3.69%
$430.00	Oct 23	$3.53	$12.40	$15.93	$414.07	$445.93	3.78%
$422.50	Oct 23	$6.75	$9.35	$16.10	$406.40	$438.60	3.82%
$425.00	Oct 23	$4.90	$11.35	$16.25	$408.75	$441.25	3.86%
$410.00	Oct 23	$13.30	$3.40	$16.70	$393.30	$426.70	3.97%
$427.50	Oct 23	$4.25	$12.90	$17.15	$410.35	$444.65	4.07%
$407.50	Oct 23	$14.60	$2.73	$17.33	$390.17	$424.83	4.12%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 145 found (cheapest 1.59% of stock, avg 4.20%)

Call K	Put K	Expiry	Call$	Put$	Total	BE Low	BE High
$432.50	$410.00	Oct 23	$3.28	$3.40	$6.68	$403.32	$439.18
$430.00	$410.00	Oct 23	$3.53	$3.40	$6.93	$403.07	$436.93
$432.50	$412.50	Oct 23	$3.28	$3.93	$7.21	$405.29	$439.71
$430.00	$412.50	Oct 23	$3.53	$3.93	$7.46	$405.04	$437.46
$427.50	$410.00	Oct 23	$4.25	$3.40	$7.65	$402.35	$435.15
$427.50	$412.50	Oct 23	$4.25	$3.93	$8.18	$404.32	$435.68
$475.00	$395.00	Nov 13	$2.45	$5.23	$7.68	$387.32	$482.68
$430.00	$415.00	Oct 23	$3.53	$4.75	$8.28	$406.72	$438.28
$432.50	$415.00	Oct 23	$3.28	$4.75	$8.03	$406.97	$440.53
$427.50	$415.00	Oct 23	$4.25	$4.75	$9.00	$406.00	$436.50

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 263 found (best R:R 6.94, avg credit $1.73)

Put Spread	Call Spread	Expiry	Credit	Max Loss	POP	R:R	BE Low	BE High
375/380	455/460	Nov 27	$4.37	$0.63	56%	6.94	$375.63	$459.37
355/360	452/455	Nov 6	$3.70	$1.30	69%	2.85	$356.30	$456.20
365/370	455/460	Nov 27	$3.87	$1.13	61%	3.42	$366.13	$458.87
355/360	448/450	Oct 30	$3.33	$1.67	69%	1.99	$356.67	$450.83
370/375	448/450	Oct 30	$3.13	$1.87	68%	1.67	$371.87	$450.63
355/360	455/460	Oct 30	$2.74	$2.26	75%	1.21	$357.26	$457.74
395/400	455/460	Nov 27	$4.32	$0.68	43%	6.35	$395.68	$459.32
355/360	435/440	Nov 6	$3.65	$1.35	57%	2.70	$356.35	$438.65
390/395	455/460	Nov 27	$4.07	$0.93	48%	4.38	$390.93	$459.07
355/360	440/445	Oct 30	$3.12	$1.88	66%	1.66	$356.88	$443.12

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 108 found (best R:R 33.09, cheapest $0.05)

CALLS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$445.00	$460.00	$475.00	Nov 13	$0.44	$14.56	15%	33.09
$400.00	$410.00	$420.00	Nov 13	$0.65	$9.35	22%	14.38
$430.00	$435.00	$440.00	Nov 6	$0.05	$4.95	10%	99.00
$410.00	$420.00	$430.00	Nov 13	$1.00	$9.00	21%	9.00
$370.00	$375.00	$380.00	Nov 20	$0.10	$4.90	6%	49.00

PUTS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$390.00	$395.00	$400.00	Nov 20	$0.10	$4.90	8%	49.00
$420.00	$425.00	$430.00	Nov 13	$0.15	$4.85	10%	32.33
$417.50	$420.00	$422.50	Oct 23	$0.10	$2.40	10%	24.00
$410.00	$415.00	$420.00	Nov 13	$0.25	$4.75	10%	19.00
$425.00	$430.00	$435.00	Nov 20	$0.25	$4.75	9%	19.00

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 154 found (best net $-16.60, 139 credits)

CALLS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$460.00	$475.00	1:2	Nov 13	-$0.92	$14.08
$445.00	$460.00	1:2	Nov 13	-$2.01	$12.99
$465.00	$490.00	1:2	Nov 6	-$1.90	$23.10
$435.00	$445.00	1:2	Nov 13	-$2.35	$7.65
$465.00	$470.00	1:2	Nov 20	-$0.23	$4.77

PUTS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$492.50	$465.00	1:2	Oct 23	-$16.60	$10.90
$475.00	$450.00	1:2	Nov 6	-$10.55	$14.45
$425.00	$410.00	1:2	Nov 27	-$5.10	$9.90
$410.00	$400.00	1:2	Nov 13	-$1.90	$8.10
$395.00	$390.00	1:2	Oct 30	-$0.31	$4.69

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 68 found (best yield 2.90%, avg 0.95%)

Strike	Expiry	Bid	Delta	OTM%	Yield%	If Called%	Vol	OI
$430.00	Nov 20	$12.20	0.42	2.1%	2.90%	5.00%	23	219
$430.00	Nov 27	$11.50	0.43	2.1%	2.73%	4.83%	3	1
$425.00	Nov 20	$13.10	0.46	0.9%	3.11%	4.03%	2	311
$440.00	Nov 27	$7.80	0.35	4.5%	1.85%	6.33%	10	5
$435.00	Nov 20	$8.90	0.37	3.3%	2.11%	5.40%	7	578
$432.50	Nov 20	$9.30	0.40	2.7%	2.21%	4.91%	--	21
$455.00	Nov 27	$4.80	0.26	8.0%	1.14%	9.18%	1	3
$435.00	Nov 13	$8.40	0.37	3.3%	1.99%	5.29%	5	16
$430.00	Nov 13	$9.80	0.41	2.1%	2.33%	4.43%	3	10
$437.50	Nov 20	$7.60	0.35	3.9%	1.80%	5.69%	111	138

Current 5-Minute Volume Snapshots

Time (HH:MM)	Total Volume	Call Volume	Put Volume	Volume Change
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Prior's 5-Minute Volume Snapshots

Time (HH:MM)	Total Volume	Call Volume	Put Volume	Volume Change
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Current Put/Call Breakdown

Total Calls 4,538

Total Puts 4,531

Put/Call Ratio 1.00

Net Difference 7

Prior's Put/Call Breakdown

Total Calls 732

Total Puts 3,078

Put/Call Ratio 4.20

Net Difference -2,346

Prior 7-Day Put/Call Summary

Total Calls 33,874

Total Puts 31,623

Average Put/Call Ratio 1.22

Ratio Trend Falling

Daily Put/Call History (Last 7 Days)

Date	Calls	Puts	Ratio	Net Diff
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Upcoming Earnings - 2 Weeks Prior

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Upcoming Earnings - 1 Week Prior

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Earnings This Week

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Earnings - Day Before / Day After

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Options Activity Around Earnings

Ticker	Earnings Date	Days Away	Call Volume	Put Volume	IV Rank
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Option Volume

Dollar Volume

Put/Call Ratio

Open Interest

Expected Move

Relative Spread

🤖 AI Insights

📈 Options Analysis

Current 5-Minute Volume Snapshots

Prior's 5-Minute Volume Snapshots

Current Put/Call Breakdown

Prior's Put/Call Breakdown

Prior 7-Day Put/Call Summary

Daily Put/Call History (Last 7 Days)

Upcoming Earnings - 2 Weeks Prior

Upcoming Earnings - 1 Week Prior

Earnings This Week

Earnings - Day Before / Day After

Options Activity Around Earnings

Chart Title

Price — Past 7 Days

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