ISRG - Options Database

ISRG

INTUITIVE SURGICAL I

$377.45 +0.79%

(8/21 10:15) ◀

Friday, August 21, 2026 (10:20am)

▶ (8/21 10:25)

◀ 8/21 10:20 ▶

Option Volume

Detail

ℹ

Current (08/21 10:20am) 3,992

Calls: 885 (22%)

Puts: 3,107 (78%)

Prior (07/17) 9,131

Calls: 4,377 (48%)

Puts: 4,754 (52%)

Current vs Prior -56.28%

Calls: -79.78% (Calls)

Puts: -34.64% (Puts)

Prior 7-Day Total 71,752

Calls: 40,138 (56%)

Puts: 31,614 (44%)

Prior 7-Day Average 10,250

Calls: 5,734 (56%)

Puts: 4,516 (44%)

Current vs Prior 7-Day Avg -61.05%

Calls: -84.57%

Puts: -31.20%

Sentiment BEARISH

Dollar Volume

Detail

ℹ

Current (08/21 10:20am) $2.44M

Calls: $915.1K (37%)

Puts: $1.53M (63%)

Prior (07/17) $13.25M

Calls: $4.65M (35%)

Puts: $8.60M (65%)

Current vs Prior -81.56%

Calls: -80.34%

Puts: -82.22%

Prior 7-Day Total $91.77M

Calls: $44.96M (49%)

Puts: $46.81M (51%)

Prior 7-Day Average $13.11M

Calls: $6.42M (49%)

Puts: $6.69M (51%)

Current vs Prior 7-Day Avg -81.36%

Calls: -85.75%

Puts: -77.14%

Sentiment BEARISH

Put/Call Ratio

Detail

ℹ

Current (08/21 10:20am) 3.51

Prior (07/17) 1.09

Current vs Prior +223.23%

Prior 7-Day Average 0.85

Current vs Prior 7-Day Avg +312.88%

Sentiment BEARISH

Open Interest

Detail

ℹ

Current (08/21 10:20am) 145,900

Calls: 82,440 (57%)

Puts: 63,460 (43%)

Prior (07/17) 155,472

Calls: 86,966 (56%)

Puts: 68,506 (44%)

Current vs Prior -6.16%

Prior 7-Day Total 943,120

Calls: 528,336 (56%)

Puts: 414,784 (44%)

Prior 7-Day Average 134,731

Calls: 75,476 (56%)

Puts: 59,254 (44%)

Current vs Prior 7-Day Avg +8.29%

Sentiment BEARISH

Expected Move

Detail

ℹ

WKMO Expiry (08/21) | Next (08/28)Expiry (08/21) | Next (09/18)

Current 2.00% | 4.15%2.00% | 7.91%

Prior 2.46% | 4.03%2.46% | 8.65%

Current vs Prior -18.58% | +2.83%-18.58% | -8.60%

Prior 7-Day Avg 5.29% | 6.67%6.33% | 11.24%

Current vs 7-Day Avg -62.20% | -37.87%-68.39% | -29.64%

Prior 7-Day Eod 2.46% | 4.03%2.46% | 8.65%

Current vs 7-Day Eod -18.58% | +2.83%-18.58% | -8.60%

Sentiment BULLISHBULLISH

Relative Spread

Detail

ℹ

Expiry | Next

Current 151.93% | 29.41%

Calls: 92.31% | 13.50%

Puts: 211.54% | 45.33%

Prior 96.12% | 82.77%

Calls: 94.19% | 94.86%

Puts: 98.04% | 70.67%

Current vs Prior +58.06% | -64.47%

Prior 7-Day Avg 33.26% | 26.17%

Calls: 37.62% | 27.22%

Puts: 28.90% | 25.11%

Current vs 7-Day Avg +356.83% | +12.40%

Liquidity Expensive

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Moderately bearish flow with 63% put dollar volume ($1.53M). Light premium activity with dollar volume down 82% vs prior. Below-average activity with volume down 56% vs prior. Extreme bearish P/C ratio of 3.51 - heavy put buying.

Smart Money BEARISH

Retail Flow BEARISH

Overall BEARISH

Dollar Volume

Option Volume

Put/Call Ratio

Open Interest

Expected Move

Current BEARISH

Prior BEARISH

7-Day Avg BEARISH

Current BEARISH

Prior NEUTRAL

7-Day Avg NEUTRAL

Current BEARISH

Prior NEUTRAL

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
10:20	BEARISH	BEARISH	BEARISH
10:15	BEARISH	BEARISH	BEARISH
10:10	BEARISH	BEARISH	BEARISH
10:05	BEARISH	BEARISH	BEARISH
10:00	BEARISH	BEARISH	BEARISH
09:55	BEARISH	BEARISH	BEARISH
09:50	BEARISH	BEARISH	BEARISH
09:45	BEARISH	BEARISH	BEARISH
09:40	BULLISH	BULLISH	BULLISH
09:35	BULLISH	BEARISH	BEARISH

📈 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

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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 17 of results (avg 7.8%, best 5.7%)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$375.00	Sep 18	15.00	16.00	$15.50	6.5%	2	0.55	268
$310.00	Aug 21	64.30	68.60	$66.45	6.5%	--	1.00	21
$305.00	Aug 21	69.10	74.40	$71.75	7.4%	--	1.00	11
$310.00	Aug 28	64.30	69.50	$66.90	7.8%	--	0.89	19
$310.00	Sep 18	65.30	70.60	$67.95	7.8%	--	0.97	17

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$450.00	Sep 18	71.30	75.50	$73.40	5.7%	--	0.93	36
$375.00	Sep 18	11.50	12.20	$11.85	5.9%	3	0.45	227
$440.00	Sep 18	61.40	65.70	$63.55	6.8%	--	0.92	132
$380.00	Sep 18	13.80	14.90	$14.35	7.7%	27	0.51	460
$435.00	Aug 21	55.90	60.60	$58.25	8.1%	--	0.99	14

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. 101 found (avg delta 0.82, highest 1.00)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$305.00	Aug 21	69.10	74.40	$71.75	7.4%	--	1.00	11
$310.00	Aug 21	64.30	68.60	$66.45	6.5%	--	1.00	21
$325.00	Aug 21	49.30	54.20	$51.75	9.5%	--	1.00	28
$340.00	Aug 21	34.30	39.30	$36.80	13.6%	--	1.00	39
$347.50	Aug 21	26.60	31.70	$29.15	17.5%	--	1.00	58

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$435.00	Aug 21	55.90	60.60	$58.25	8.1%	--	0.99	14
$420.00	Aug 21	40.70	46.30	$43.50	12.9%	--	0.99	15
$400.00	Aug 21	20.70	26.00	$23.35	22.7%	4	0.98	469
$390.00	Aug 21	11.80	17.00	$14.40	36.1%	8	0.97	465
$395.00	Aug 21	15.30	21.00	$18.15	31.4%	4	0.95	145

Most actively traded options today. High liquidity = easy entry/exit. 106 active (total vol 3.7K, top 2.3K)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$420.00	Sep 18	2.10	2.75	$2.42	26.9%	217	0.14	587
$380.00	Aug 21	0.20	1.25	$0.73	143.8%	163	0.24	570
$362.50	Aug 21	12.30	16.40	$14.35	28.6%	96	1.00	120
$440.00	Sep 18	0.75	1.15	$0.95	42.1%	84	0.06	331
$400.00	Sep 18	5.20	6.10	$5.65	15.9%	15	0.28	914

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$335.00	Oct 2	0.55	7.20	$3.88	171.4%	2.3K	0.15	26
$380.00	Aug 21	2.80	3.80	$3.30	30.3%	144	0.78	395
$385.00	Aug 21	6.50	11.00	$8.75	51.4%	131	0.87	245
$345.00	Sep 18	2.70	3.20	$2.95	16.9%	62	0.15	109
$325.00	Sep 18	0.70	1.15	$0.93	48.4%	59	0.06	314

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 17 strikes (avg 718.2%, max 1386.0%)

CALLS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$335.00	Aug 21	Sep 18	479.7%	36.7%	1207.4%	--	525
$415.00	Aug 21	Sep 18	374.0%	30.9%	1112.0%	1	480
$412.50	Aug 21	Sep 4	409.2%	34.3%	1093.9%	--	28
$345.00	Aug 21	Sep 18	397.4%	33.4%	1089.0%	--	131
$410.00	Aug 21	Sep 25	376.8%	32.9%	1044.8%	--	334

PUTS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$330.00	Aug 21	Oct 2	520.4%	35.0%	1386.0%	3	280
$335.00	Aug 21	Oct 2	479.7%	35.8%	1239.2%	2.3K	357
$415.00	Aug 21	Sep 18	374.0%	30.9%	1112.0%	--	63
$345.00	Aug 21	Oct 2	397.4%	33.6%	1081.6%	--	188
$410.00	Aug 21	Sep 18	376.8%	32.9%	1046.8%	--	400

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 119 found (best R:R 30.75, avg 6.50)

BULL CALL (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$425.00	$450.00	Sep 4	$0.30	$24.70	$0.30	11%	82.33	$425.30
$367.50	$370.00	Aug 21	$1.30	$1.20	$1.30	100%	0.92	$368.80
$370.00	$375.00	Aug 28	$1.95	$3.05	$1.95	68%	1.56	$371.95
$395.00	$400.00	Sep 18	$0.40	$4.60	$0.40	31%	11.50	$395.40
$365.00	$375.00	Sep 11	$5.25	$4.75	$5.25	67%	0.90	$370.25

BEAR PUT (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$340.00	$320.00	Sep 25	$0.63	$19.37	$0.63	16%	30.75	$339.37
$405.00	$400.00	Sep 18	$2.70	$2.30	$2.70	78%	0.85	$402.30
$350.00	$335.00	Sep 11	$0.80	$14.20	$0.80	16%	17.75	$349.20
$380.00	$377.50	Aug 28	$0.60	$1.90	$0.60	57%	3.17	$379.40
$370.00	$365.00	Sep 18	$1.20	$3.80	$1.20	39%	3.17	$368.80

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 98 found (best R:R 2.38, avg 0.39)

BEAR CALL (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$430.00	$435.00	Aug 21	$1.47	$1.47	$3.53	91%	0.42	$431.47
$440.00	$445.00	Sep 25	$1.70	$1.70	$3.30	87%	0.52	$441.70
$380.00	$385.00	Sep 4	$3.30	$3.30	$1.70	54%	1.94	$383.30
$385.00	$387.50	Aug 28	$1.62	$1.62	$0.88	68%	1.84	$386.62
$412.50	$415.00	Aug 21	$1.30	$1.30	$1.20	80%	1.08	$413.80

BULL PUT (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$315.00	$310.00	Aug 21	$3.52	$3.52	$1.48	87%	2.38	$311.48
$330.00	$320.00	Aug 28	$2.47	$2.47	$7.53	88%	0.33	$327.53
$370.00	$345.00	Oct 2	$8.40	$8.40	$16.60	59%	0.51	$361.60
$340.00	$330.00	Sep 4	$2.13	$2.13	$7.87	86%	0.27	$337.87
$310.00	$305.00	Aug 28	$1.80	$1.80	$3.20	90%	0.56	$308.20

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 2 found (avg debit $3.85, cheapest $3.35)

CALLS (0)

No calls found

PUTS (2)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$377.50	Aug 21	Aug 28	$3.35	73.9%	33.9%
$375.00	Aug 21	Aug 28	$4.35	33.7%	29.0%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 67 found (cheapest 1.07% of stock, avg 6.48%)

Strike	Expiry	Call$	Put$	Total	BE Low	BE High	Cost%
$380.00	Aug 21	$0.73	$3.30	$4.03	$375.97	$384.03	1.07%
$375.00	Aug 21	$3.40	$1.10	$4.50	$370.50	$379.50	1.19%
$372.50	Aug 21	$5.10	$0.58	$5.68	$366.82	$378.18	1.50%
$382.50	Aug 21	$0.40	$6.00	$6.40	$376.10	$388.90	1.70%
$370.00	Aug 21	$7.65	$0.53	$8.18	$361.82	$378.18	2.17%
$385.00	Aug 21	$0.50	$8.75	$9.25	$375.75	$394.25	2.45%
$367.50	Aug 21	$8.95	$0.60	$9.55	$357.95	$377.05	2.53%
$365.00	Aug 21	$11.80	$0.48	$12.28	$352.72	$377.28	3.25%
$375.00	Aug 28	$8.15	$5.45	$13.60	$361.40	$388.60	3.60%
$380.00	Aug 28	$5.55	$8.10	$13.65	$366.35	$393.65	3.62%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 155 found (cheapest 0.35% of stock, avg 3.08%)

Call K	Put K	Expiry	Call$	Put$	Total	BE Low	BE High
$380.00	$372.50	Aug 21	$0.73	$0.58	$1.31	$371.19	$381.31
$380.00	$375.00	Aug 21	$0.73	$1.10	$1.83	$373.17	$381.83
$380.00	$357.50	Aug 21	$0.73	$3.15	$3.88	$353.62	$383.88
$387.50	$362.50	Aug 28	$1.98	$1.83	$3.81	$358.69	$391.31
$392.50	$372.50	Aug 21	$3.35	$0.58	$3.93	$368.57	$396.43
$387.50	$365.00	Aug 28	$1.98	$2.28	$4.26	$360.74	$391.76
$410.00	$372.50	Aug 21	$3.85	$0.58	$4.43	$368.07	$414.43
$412.50	$372.50	Aug 21	$4.30	$0.58	$4.88	$367.62	$417.38
$417.50	$372.50	Aug 21	$4.30	$0.58	$4.88	$367.62	$422.38
$380.00	$345.00	Aug 21	$0.73	$4.30	$5.03	$339.97	$385.03

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 228 found (best R:R 21.73, avg credit $1.97)

Put Spread	Call Spread	Expiry	Credit	Max Loss	POP	R:R	BE Low	BE High
305/310	418/420	Aug 21	$4.78	$0.22	77%	21.73	$305.22	$422.28
310/315	412/415	Aug 21	$4.82	$0.18	67%	26.78	$310.18	$417.32
310/315	440/445	Aug 21	$3.99	$1.01	83%	3.95	$311.01	$443.99
328/330	440/445	Aug 21	$4.02	$0.98	81%	4.10	$325.98	$444.02
355/358	430/435	Aug 21	$4.57	$0.43	69%	10.63	$352.93	$434.57
340/342	430/435	Aug 21	$4.19	$0.81	76%	5.17	$338.31	$434.19
305/310	402/405	Aug 28	$4.55	$0.45	69%	10.11	$305.45	$407.05
310/315	395/398	Aug 21	$3.69	$1.31	83%	2.82	$311.31	$398.69
310/315	385/390	Aug 21	$3.97	$1.03	75%	3.85	$311.03	$388.97
328/330	385/390	Aug 21	$4.00	$1.00	72%	4.00	$326.00	$389.00

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 106 found (best R:R 19.00, cheapest $0.05)

CALLS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$315.00	$320.00	$325.00	Aug 21	$0.20	$4.80	12%	24.00
$345.00	$347.50	$350.00	Aug 21	$0.15	$2.35	18%	15.67
$380.00	$385.00	$390.00	Sep 11	$0.30	$4.70	13%	15.67
$340.00	$345.00	$350.00	Sep 18	$0.15	$4.85	7%	32.33
$375.00	$380.00	$385.00	Sep 11	$0.35	$4.65	14%	13.29

PUTS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$400.00	$405.00	$410.00	Aug 21	$0.25	$4.75	18%	19.00
$370.00	$375.00	$380.00	Sep 11	$0.25	$4.75	14%	19.00
$350.00	$360.00	$370.00	Sep 25	$0.85	$9.15	17%	10.76
$385.00	$390.00	$395.00	Sep 18	$0.25	$4.75	12%	19.00
$380.00	$382.50	$385.00	Aug 21	$0.05	$2.45	9%	49.00

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 131 found (best net $-1.85, 111 credits)

CALLS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$360.00	$375.00	1:2	Sep 4	-$1.85	$13.15
$410.00	$420.00	1:2	Sep 25	-$0.52	$9.48
$372.50	$375.00	1:2	Aug 21	-$1.70	$0.80
$425.00	$450.00	1:2	Sep 4	-$1.15	$23.85
$390.00	$395.00	1:2	Sep 4	-$0.60	$4.40

PUTS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$390.00	$380.00	1:2	Sep 4	-$3.05	$6.95
$382.50	$380.00	1:2	Aug 21	-$0.60	$1.90
$390.00	$380.00	1:2	Sep 11	-$4.70	$5.30
$360.00	$355.00	1:2	Sep 4	-$0.11	$4.89
$375.00	$372.50	1:2	Aug 21	-$0.06	$2.44

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 39 found (best yield 2.97%, avg 0.90%)

Strike	Expiry	Bid	Delta	OTM%	Yield%	If Called%	Vol	OI
$380.00	Sep 18	$11.20	0.49	0.7%	2.97%	3.64%	1	227
$390.00	Sep 18	$7.30	0.38	3.3%	1.93%	5.26%	2	252
$385.00	Sep 18	$8.80	0.43	2.0%	2.33%	4.33%	--	62
$390.00	Sep 25	$7.10	0.38	3.3%	1.88%	5.21%	--	17
$400.00	Sep 18	$5.20	0.28	6.0%	1.38%	7.35%	15	914
$405.00	Sep 25	$4.30	0.26	7.3%	1.14%	8.44%	2	192
$380.00	Sep 11	$10.00	0.48	0.7%	2.65%	3.32%	2	18
$385.00	Sep 11	$7.80	0.41	2.0%	2.07%	4.07%	--	19
$390.00	Sep 11	$5.80	0.35	3.3%	1.54%	4.86%	--	21
$400.00	Sep 25	$3.50	0.29	6.0%	0.93%	6.90%	1	15

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 885

Total Puts 3,107

Put/Call Ratio 3.51

Net Difference -2,222

Prior's Put/Call Breakdown

Total Calls 4,377

Total Puts 4,754

Put/Call Ratio 1.09

Net Difference -377

Prior 7-Day Put/Call Summary

Total Calls 40,138

Total Puts 31,614

Average Put/Call Ratio 0.85

Ratio Trend Rising

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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