GH - Options Database

GUARDANT HEALTH INC

$179.38 -2.03%

$179.70 (+0.18%)🌙

as of 09/18 06:31 PM

(9/15 18:36) ◀

Friday, September 18, 2026 (6:31pm)

▶ (9/21 18:32)

◀ 9/18 18:31 ▶

Option Volume

Detail

ℹ

Current (09/18) 733

Calls: 425 (58%)

Puts: 308 (42%)

Prior (09/15) 3,486

Calls: 3,158 (91%)

Puts: 328 (9%)

Current vs Prior -78.97%

Calls: -86.54% (Calls)

Puts: -6.10% (Puts)

Prior 7-Day Total 9,012

Calls: 6,031 (67%)

Puts: 2,981 (33%)

Prior 7-Day Average 1,287

Calls: 861 (67%)

Puts: 425 (33%)

Current vs Prior 7-Day Avg -43.06%

Calls: -50.67%

Puts: -27.68%

Sentiment BULLISH

Dollar Volume

Detail

ℹ

Current (09/18) $680.4K

Calls: $443.1K (65%)

Puts: $237.3K (35%)

Prior (09/15) $2.33M

Calls: $2.18M (94%)

Puts: $146.2K (6%)

Current vs Prior -70.75%

Calls: -79.68%

Puts: +62.38%

Prior 7-Day Total $5.44M

Calls: $4.01M (74%)

Puts: $1.43M (26%)

Prior 7-Day Average $777.2K

Calls: $572.3K (74%)

Puts: $204.9K (26%)

Current vs Prior 7-Day Avg -12.45%

Calls: -22.57%

Puts: +15.85%

Sentiment BULLISH

Put/Call Ratio

Detail

ℹ

Current (09/18) 0.72

Prior (09/15) 0.10

Current vs Prior +597.75%

Prior 7-Day Average 1.06

Current vs Prior 7-Day Avg -31.95%

Sentiment NEUTRAL

Open Interest

Detail

ℹ

Current (09/18) 17,490

Calls: 7,961 (46%)

Puts: 9,529 (54%)

Prior (09/15) 17,201

Calls: 8,245 (48%)

Puts: 8,956 (52%)

Current vs Prior +1.68%

Prior 7-Day Total 88,407

Calls: 29,739 (34%)

Puts: 58,668 (66%)

Prior 7-Day Average 12,629

Calls: 4,248 (34%)

Puts: 8,381 (66%)

Current vs Prior 7-Day Avg +38.48%

Sentiment BULLISH

Expected Move

Detail

ℹ

WKMO Expiry (09/18) | Next (10/16)Expiry (09/18) | Next (10/16)

Current 2.99% | 12.71%2.99% | 12.71%

Prior 6.29% | 14.40%6.29% | 14.40%

Current vs Prior +102.04% | +48.82%-52.50% | -11.76%

Prior 7-Day Avg 8.07% | 14.82%8.07% | 14.82%

Current vs 7-Day Avg +57.46% | +44.68%-62.98% | -14.21%

Prior 7-Day Eod 6.29% | 14.40%6.29% | 14.40%

Current vs 7-Day Eod +102.04% | +48.82%-52.50% | -11.76%

Sentiment BEARISHBULLISH

Relative Spread

Detail

ℹ

Expiry | Next

Current 10.39% | 12.37%

Calls: 8.76% | 9.82%

Puts: 12.03% | 14.91%

Prior 10.39% | 12.37%

Calls: 8.76% | 9.82%

Puts: 12.03% | 14.91%

Current vs Prior +0.00% | +0.00%

Prior 7-Day Avg 10.39% | 12.37%

Calls: 8.76% | 9.82%

Puts: 12.03% | 14.91%

Current vs 7-Day Avg +0.00% | +0.00%

Liquidity Expensive

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🤖 AI Insights

Moderately bullish flow with 65% call dollar volume ($443.1K). Light premium activity with dollar volume down 71% vs prior. Below-average activity with volume down 79% vs prior. P/C ratio rising 598% - increased hedging/bearish positioning.

Smart Money BULLISH

Retail Flow BULLISH

Overall BULLISH

Dollar Volume

Option Volume

Put/Call Ratio

Open Interest

Expected Move

Current BULLISH

Prior BULLISH

7-Day Avg BULLISH

Current BULLISH

Prior BULLISH

7-Day Avg NEUTRAL

Current NEUTRAL

Prior BULLISH

7-Day Avg NEUTRAL

Current NEUTRAL

Prior NEUTRAL

7-Day Avg NEUTRAL

Current BEARISH

Prior BULLISH

7-Day Avg 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

📊

High Delta

⚖️

Ratio Spreads

🛡️

Covered Calls

Options with the tightest bid-ask spreads (<10%). Lower spreads = better fills and less slippage. Showing top 1 of results (avg 8.7%, best 8.7%)

CALLS (1)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$145.00	Sep 18	32.90	35.90	$34.40	8.7%	1	1.00	229

PUTS (0)

No puts meet the criteria

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. 14 found (avg delta 0.81, highest 1.00)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$145.00	Sep 18	32.90	35.90	$34.40	8.7%	1	1.00	229
$150.00	Sep 18	27.50	30.90	$29.20	11.6%	4	1.00	68
$170.00	Sep 18	7.90	10.90	$9.40	31.9%	8	1.00	357
$155.00	Sep 18	22.50	25.90	$24.20	14.0%	4	0.91	33
$160.00	Sep 18	17.50	21.00	$19.25	18.2%	3	0.90	95

PUTS (1)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$180.00	Sep 18	0.00	2.45	$1.23	199.2%	2	0.65	--

Most actively traded options today. High liquidity = easy entry/exit. 29 active (total vol 591, top 187)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$210.00	Oct 16	1.35	1.90	$1.63	33.7%	119	0.14	147
$180.00	Oct 16	9.20	10.90	$10.05	16.9%	42	0.52	1.7K
$180.00	Sep 18	0.05	1.60	$0.83	186.7%	33	0.37	567
$200.00	Oct 16	2.85	3.60	$3.23	23.2%	32	0.24	596
$190.00	Oct 16	5.10	6.70	$5.90	27.1%	31	0.37	641

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$175.00	Oct 16	7.10	8.00	$7.55	11.9%	187	0.40	162
$150.00	Oct 16	1.00	2.05	$1.53	68.6%	8	0.11	1.7K
$165.00	Oct 16	3.30	4.40	$3.85	28.6%	8	0.25	90
$170.00	Oct 16	4.40	6.30	$5.35	35.5%	6	0.32	127
$160.00	Oct 16	2.55	3.20	$2.88	22.6%	5	0.19	210

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 3 strikes (avg 785.3%, max 1095.6%)

CALLS (3)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$185.00	Sep 18	Oct 16	610.9%	51.1%	1095.6%	16	780
$175.00	Sep 18	Oct 16	462.3%	49.3%	837.2%	41	339
$180.00	Sep 18	Oct 16	257.4%	49.2%	423.0%	75	2.3K

PUTS (0)

No puts found

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 14 found (best R:R 0.67, avg 3.66)

BULL CALL (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$170.00	$175.00	Oct 16	$3.00	$2.00	$3.00	68%	0.67	$173.00
$190.00	$195.00	Oct 16	$1.40	$3.60	$1.40	37%	2.57	$191.40
$185.00	$190.00	Oct 16	$1.85	$3.15	$1.85	44%	1.70	$186.85
$180.00	$185.00	Oct 16	$2.30	$2.70	$2.30	52%	1.17	$182.30
$175.00	$180.00	Oct 16	$2.75	$2.25	$2.75	60%	0.82	$177.75

BEAR PUT (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$165.00	$160.00	Oct 16	$0.97	$4.03	$0.97	25%	4.15	$164.03
$170.00	$165.00	Oct 16	$1.50	$3.50	$1.50	32%	2.33	$168.50
$180.00	$150.00	Sep 18	$1.20	$28.80	$1.20	65%	24.00	$178.80
$180.00	$175.00	Oct 16	$2.45	$2.55	$2.45	48%	1.04	$177.55
$175.00	$170.00	Oct 16	$2.20	$2.80	$2.20	40%	1.27	$172.80

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 9 found (best R:R 0.36, avg 0.46)

BEAR CALL (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$200.00	$210.00	Oct 16	$1.60	$1.60	$8.40	76%	0.19	$201.60
$195.00	$200.00	Oct 16	$1.27	$1.27	$3.73	70%	0.34	$196.27
$180.00	$185.00	Oct 16	$2.30	$2.30	$2.70	48%	0.85	$182.30
$185.00	$190.00	Oct 16	$1.85	$1.85	$3.15	56%	0.59	$186.85
$190.00	$195.00	Oct 16	$1.40	$1.40	$3.60	63%	0.39	$191.40

BULL PUT (4)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$160.00	$155.00	Oct 16	$1.33	$1.33	$3.67	81%	0.36	$158.67
$175.00	$170.00	Oct 16	$2.20	$2.20	$2.80	60%	0.79	$172.80
$170.00	$165.00	Oct 16	$1.50	$1.50	$3.50	68%	0.43	$168.50
$165.00	$160.00	Oct 16	$0.97	$0.97	$4.03	75%	0.24	$164.03

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 2 found (avg debit $9.00, cheapest $8.77)

CALLS (1)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$180.00	Sep 18	Oct 16	$9.22	257.4%	49.2%

PUTS (1)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$180.00	Sep 18	Oct 16	$8.77	257.4%	49.2%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 5 found (cheapest 1.15% of stock, avg 9.66%)

Strike	Expiry	Call$	Put$	Total	BE Low	BE High	Cost%
$180.00	Sep 18	$0.83	$1.23	$2.06	$177.94	$182.06	1.15%
$180.00	Oct 16	$10.05	$10.00	$20.05	$159.95	$200.05	11.18%
$175.00	Oct 16	$12.80	$7.55	$20.35	$154.65	$195.35	11.34%
$170.00	Oct 16	$15.80	$5.35	$21.15	$148.85	$191.15	11.79%
$165.00	Oct 16	$19.15	$3.85	$23.00	$142.00	$188.00	12.82%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 25 found (cheapest 2.51% of stock, avg 5.87%)

Call K	Put K	Expiry	Call$	Put$	Total	BE Low	BE High
$210.00	$160.00	Oct 16	$1.63	$2.88	$4.51	$155.49	$214.51
$210.00	$165.00	Oct 16	$1.63	$3.85	$5.48	$159.52	$215.48
$200.00	$160.00	Oct 16	$3.23	$2.88	$6.11	$153.89	$206.11
$200.00	$165.00	Oct 16	$3.23	$3.85	$7.08	$157.92	$207.08
$195.00	$160.00	Oct 16	$4.50	$2.88	$7.38	$152.62	$202.38
$210.00	$170.00	Oct 16	$1.63	$5.35	$6.98	$163.02	$216.98
$195.00	$165.00	Oct 16	$4.50	$3.85	$8.35	$156.65	$203.35
$200.00	$170.00	Oct 16	$3.23	$5.35	$8.58	$161.42	$208.58
$195.00	$170.00	Oct 16	$4.50	$5.35	$9.85	$160.15	$204.85
$190.00	$160.00	Oct 16	$5.90	$2.88	$8.78	$151.22	$198.78

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 6 found (best R:R 1.08, avg credit $2.70)

Put Spread	Call Spread	Expiry	Credit	Max Loss	POP	R:R	BE Low	BE High
155/160	195/200	Oct 16	$2.60	$2.40	51%	1.08	$157.40	$197.60
165/170	195/200	Oct 16	$2.77	$2.23	38%	1.24	$167.23	$197.77
160/165	195/200	Oct 16	$2.24	$2.76	45%	0.81	$162.76	$197.24
155/160	200/210	Oct 16	$2.93	$7.07	57%	0.41	$157.07	$202.93
160/165	200/210	Oct 16	$2.57	$7.43	52%	0.35	$162.43	$202.57
165/170	200/210	Oct 16	$3.10	$6.90	44%	0.45	$166.90	$203.10

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 16 found (best R:R 1.54, cheapest $0.05)

CALLS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$170.00	$175.00	$180.00	Sep 18	$1.97	$3.03	63%	1.54
$190.00	$195.00	$200.00	Oct 16	$0.13	$4.87	13%	37.46
$150.00	$155.00	$160.00	Sep 18	$0.05	$4.95	10%	99.00
$170.00	$175.00	$180.00	Oct 16	$0.25	$4.75	16%	19.00
$165.00	$170.00	$175.00	Oct 16	$0.35	$4.65	15%	13.29

PUTS (4)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$170.00	$175.00	$180.00	Oct 16	$0.25	$4.75	16%	19.00
$160.00	$165.00	$170.00	Oct 16	$0.53	$4.47	13%	8.43
$165.00	$170.00	$175.00	Oct 16	$0.70	$4.30	15%	6.14
$150.00	$155.00	$160.00	Oct 16	$1.31	$3.69	8%	2.82

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 14 found (best net $-0.03, 11 credits)

CALLS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$200.00	$210.00	1:2	Oct 16	-$0.03	$9.97
$180.00	$185.00	1:2	Sep 18	-$1.33	$3.67
$165.00	$170.00	1:2	Sep 18	-$4.60	$0.40
$195.00	$200.00	1:2	Oct 16	-$1.96	$3.04
$190.00	$195.00	1:2	Oct 16	-$3.10	$1.90

PUTS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$160.00	$155.00	1:2	Oct 16	-$0.22	$4.78
$165.00	$160.00	1:2	Oct 16	-$1.91	$3.09
$170.00	$165.00	1:2	Oct 16	-$2.35	$2.65
$155.00	$150.00	1:2	Oct 16	-$1.51	$3.49
$175.00	$170.00	1:2	Oct 16	-$3.15	$1.85

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 6 found (best yield 5.13%, avg 2.63%)

Strike	Expiry	Bid	Delta	OTM%	Yield%	If Called%	Vol	OI
$180.00	Oct 16	$9.20	0.52	0.3%	5.13%	5.47%	42	1.7K
$185.00	Oct 16	$6.60	0.44	3.1%	3.68%	6.81%	3	62
$190.00	Oct 16	$5.10	0.37	5.9%	2.84%	8.76%	31	641
$195.00	Oct 16	$3.20	0.30	8.7%	1.78%	10.49%	5	476
$200.00	Oct 16	$2.85	0.24	11.5%	1.59%	13.08%	32	596
$210.00	Oct 16	$1.35	0.14	17.1%	0.75%	17.82%	119	147

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 425

Total Puts 308

Put/Call Ratio 0.72

Net Difference 117

Prior's Put/Call Breakdown

Total Calls 3,158

Total Puts 328

Put/Call Ratio 0.10

Net Difference 2,830

Prior 7-Day Put/Call Summary

Total Calls 6,031

Total Puts 2,981

Average Put/Call Ratio 1.06

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

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📈 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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