ALAB - Options Database

ALAB

ASTERA LABS INC

$303.25 +3.30%

$302.68 (-0.19%)🌙

as of 09/18 06:07 PM

(9/17 18:08) ◀

Friday, September 18, 2026 (6:07pm)

▶ (9/21 18:07)

◀ 9/18 18:07 ▶

Option Volume

Detail

ℹ

Current (09/18) 32,405

Calls: 18,088 (56%)

Puts: 14,317 (44%)

Prior (09/17) 22,971

Calls: 13,208 (57%)

Puts: 9,763 (43%)

Current vs Prior +41.07%

Calls: +36.95% (Calls)

Puts: +46.65% (Puts)

Prior 7-Day Total 152,437

Calls: 98,599 (65%)

Puts: 53,838 (35%)

Prior 7-Day Average 21,776

Calls: 14,085 (65%)

Puts: 7,691 (35%)

Current vs Prior 7-Day Avg +48.81%

Calls: +28.42%

Puts: +86.15%

Sentiment BULLISH

Dollar Volume

Detail

ℹ

Current (09/18) $36.78M

Calls: $27.35M (74%)

Puts: $9.43M (26%)

Prior (09/17) $32.28M

Calls: $23.06M (71%)

Puts: $9.22M (29%)

Current vs Prior +13.93%

Calls: +18.59%

Puts: +2.28%

Prior 7-Day Total $260.56M

Calls: $198.14M (76%)

Puts: $62.42M (24%)

Prior 7-Day Average $37.22M

Calls: $28.31M (76%)

Puts: $8.92M (24%)

Current vs Prior 7-Day Avg -1.19%

Calls: -3.38%

Puts: +5.75%

Sentiment BULLISH

Put/Call Ratio

Detail

ℹ

Current (09/18) 0.79

Prior (09/17) 0.74

Current vs Prior +7.08%

Prior 7-Day Average 0.56

Current vs Prior 7-Day Avg +42.38%

Sentiment NEUTRAL

Open Interest

Detail

ℹ

Current (09/18) 266,745

Calls: 146,966 (55%)

Puts: 119,779 (45%)

Prior (09/17) 262,154

Calls: 143,922 (55%)

Puts: 118,232 (45%)

Current vs Prior +1.75%

Prior 7-Day Total 1,744,379

Calls: 949,257 (54%)

Puts: 795,122 (46%)

Prior 7-Day Average 249,197

Calls: 135,608 (54%)

Puts: 113,588 (46%)

Current vs Prior 7-Day Avg +7.04%

Sentiment BEARISH

Expected Move

Detail

ℹ

WKMO Expiry (09/18) | Next (09/25)Expiry (09/18) | Next (10/16)

Current 1.47% | 8.78%1.47% | 18.23%

Prior 4.42% | 9.53%4.42% | 18.21%

Current vs Prior +98.76% | +28.70%-66.71% | +0.10%

Prior 7-Day Avg 6.17% | 10.51%7.66% | 19.94%

Current vs 7-Day Avg +42.26% | +16.76%-80.81% | -8.57%

Prior 7-Day Eod 4.42% | 9.53%4.42% | 18.21%

Current vs 7-Day Eod +98.76% | +28.70%-66.71% | +0.10%

Sentiment BEARISHBULLISH

Relative Spread

Detail

ℹ

Expiry | Next

Current 18.19% | 39.69%

Calls: 19.85% | 30.23%

Puts: 16.52% | 49.15%

Prior 18.19% | 39.69%

Calls: 19.85% | 30.23%

Puts: 16.52% | 49.15%

Current vs Prior +0.00% | +0.00%

Prior 7-Day Avg 15.52% | 28.32%

Calls: 16.33% | 22.27%

Puts: 14.71% | 34.38%

Current vs 7-Day Avg +17.20% | +40.15%

Liquidity Expensive

Add Card

🤖 AI Insights

Moderately bullish flow with 74% call dollar volume ($27.35M).

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 NEUTRAL

7-Day Avg NEUTRAL

Current BULLISH

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 15 of results (avg 8.6%, best 4.9%)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$300.00	Oct 16	26.00	27.30	$26.65	4.9%	121	0.56	259
$300.00	Oct 2	18.30	19.75	$19.02	7.6%	126	0.55	116
$350.00	Oct 16	9.80	10.60	$10.20	7.8%	78	0.28	721
$245.00	Oct 9	58.95	63.90	$61.43	8.1%	--	0.89	20
$265.00	Oct 23	46.85	51.50	$49.18	9.5%	--	0.75	21

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$350.00	Oct 16	54.60	58.65	$56.63	7.2%	6	0.72	101
$360.00	Oct 23	64.80	70.80	$67.80	8.8%	1	0.72	--
$350.00	Oct 30	59.00	64.50	$61.75	8.9%	20	0.67	--
$340.00	Oct 30	52.10	57.00	$54.55	9.0%	20	0.62	--
$340.00	Oct 23	49.40	54.05	$51.72	9.0%	1	0.66	1

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. 151 found (avg delta 0.76, highest 1.00)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$245.00	Sep 18	54.35	60.60	$57.48	10.9%	--	1.00	10
$247.50	Sep 18	51.85	58.55	$55.20	12.1%	--	1.00	210
$250.00	Sep 18	49.15	54.85	$52.00	11.0%	10	1.00	876
$257.50	Sep 18	41.65	48.65	$45.15	15.5%	--	1.00	42
$260.00	Sep 18	39.15	45.75	$42.45	15.5%	468	1.00	595

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$330.00	Sep 18	25.20	30.65	$27.92	19.5%	12	1.00	4
$350.00	Sep 18	44.60	51.30	$47.95	14.0%	--	1.00	15
$340.00	Sep 18	34.65	41.30	$37.97	17.5%	--	0.99	64
$310.00	Sep 18	4.95	9.85	$7.40	66.2%	51	0.99	127
$345.00	Sep 18	39.45	45.65	$42.55	14.6%	2	0.99	--

Most actively traded options today. High liquidity = easy entry/exit. 306 active (total vol 24.8K, top 3.9K)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$305.00	Sep 18	0.09	0.50	$0.30	136.7%	3.9K	0.20	212
$300.00	Sep 18	3.00	4.60	$3.80	42.1%	1.4K	0.87	2.4K
$315.00	Sep 25	5.95	7.75	$6.85	26.3%	1.1K	0.37	140
$282.50	Sep 18	17.05	23.10	$20.08	30.1%	825	1.00	961
$280.00	Sep 18	20.35	24.85	$22.60	19.9%	585	1.00	1.3K

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$270.00	Sep 25	1.15	3.05	$2.10	90.5%	907	0.12	296
$290.00	Sep 18	0.00	0.01	$0.01	100.0%	897	0.00	515
$250.00	Sep 18	0.00	0.08	$0.04	200.0%	857	0.01	1.9K
$300.00	Sep 18	0.00	0.75	$0.38	197.4%	825	0.20	901
$300.00	Sep 25	8.40	11.45	$9.93	30.7%	491	0.43	112

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 13 strikes (avg 578.9%, max 1503.5%)

CALLS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$335.00	Sep 18	Oct 23	1242.9%	77.5%	1503.5%	4	43
$327.50	Sep 18	Sep 25	1053.8%	71.2%	1380.6%	78	35
$322.50	Sep 18	Sep 25	919.1%	68.1%	1250.4%	41	188
$317.50	Sep 18	Sep 25	775.3%	74.1%	945.8%	24	60
$312.50	Sep 18	Oct 2	618.9%	72.3%	755.9%	31	35

PUTS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$312.50	Sep 18	Sep 25	618.9%	77.3%	700.4%	35	12
$297.50	Sep 18	Oct 2	295.0%	75.9%	288.6%	445	27
$302.50	Sep 18	Sep 25	152.3%	71.1%	114.3%	68	21
$300.00	Sep 18	Oct 30	147.3%	73.2%	101.3%	851	907
$305.00	Sep 18	Oct 30	113.3%	78.5%	44.3%	26	56

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 191 found (best R:R 3.59, avg 3.39)

BULL CALL (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$330.00	$340.00	Oct 30	$2.18	$7.82	$2.18	41%	3.59	$332.18
$305.00	$310.00	Oct 23	$0.92	$4.08	$0.92	52%	4.43	$305.92
$340.00	$345.00	Oct 23	$0.20	$4.80	$0.20	34%	24.00	$340.20
$260.00	$270.00	Oct 16	$6.40	$3.60	$6.40	80%	0.56	$266.40
$320.00	$325.00	Oct 9	$0.57	$4.43	$0.57	41%	7.77	$320.57

BEAR PUT (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$275.00	$270.00	Oct 9	$0.18	$4.82	$0.18	27%	26.78	$274.82
$290.00	$285.00	Oct 9	$1.08	$3.92	$1.08	37%	3.63	$288.92
$295.00	$292.50	Oct 2	$0.38	$2.12	$0.38	40%	5.58	$294.62
$300.00	$297.50	Sep 25	$0.45	$2.05	$0.45	43%	4.56	$299.55
$340.00	$337.50	Sep 25	$1.63	$0.87	$1.63	87%	0.53	$338.37

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 138 found (best R:R 5.41, avg 0.91)

BEAR CALL (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$335.00	$340.00	Sep 18	$2.13	$2.13	$2.87	85%	0.74	$337.13
$327.50	$330.00	Sep 18	$2.14	$2.14	$0.36	83%	5.94	$329.64
$317.50	$320.00	Sep 18	$2.12	$2.12	$0.38	78%	5.58	$319.62
$312.50	$315.00	Sep 18	$2.03	$2.03	$0.47	74%	4.32	$314.53
$310.00	$312.50	Oct 2	$2.35	$2.35	$0.15	53%	15.67	$312.35

BULL PUT (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$252.50	$250.00	Sep 18	$2.11	$2.11	$0.39	90%	5.41	$250.39
$270.00	$265.00	Oct 9	$2.99	$2.99	$2.01	75%	1.49	$267.01
$277.50	$275.00	Oct 2	$2.28	$2.28	$0.22	75%	10.36	$275.22
$257.50	$255.00	Oct 2	$1.87	$1.87	$0.63	85%	2.97	$255.63
$290.00	$280.00	Oct 16	$4.80	$4.80	$5.20	62%	0.92	$285.20

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 2 found (avg debit $10.59, cheapest $9.85)

CALLS (1)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$302.50	Sep 18	Sep 25	$11.32	152.3%	71.1%

PUTS (1)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$302.50	Sep 18	Sep 25	$9.85	152.3%	71.1%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 83 found (cheapest 0.92% of stock, avg 11.41%)

Strike	Expiry	Call$	Put$	Total	BE Low	BE High	Cost%
$302.50	Sep 18	$1.56	$1.23	$2.79	$299.71	$305.29	0.92%
$305.00	Sep 18	$0.30	$2.90	$3.20	$301.80	$308.20	1.06%
$300.00	Sep 18	$3.80	$0.38	$4.18	$295.82	$304.18	1.38%
$307.50	Sep 18	$0.18	$5.55	$5.73	$301.77	$313.23	1.89%
$297.50	Sep 18	$6.10	$0.81	$6.91	$290.59	$304.41	2.28%
$310.00	Sep 18	$0.01	$7.40	$7.41	$302.59	$317.41	2.44%
$295.00	Sep 18	$7.45	$0.08	$7.53	$287.47	$302.53	2.48%
$292.50	Sep 18	$11.33	$0.65	$11.98	$280.52	$304.48	3.95%
$312.50	Sep 18	$2.15	$9.95	$12.10	$300.40	$324.60	3.99%
$315.00	Sep 18	$0.12	$12.55	$12.67	$302.33	$327.67	4.18%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 175 found (cheapest 0.22% of stock, avg 9.62%)

Call K	Put K	Expiry	Call$	Put$	Total	BE Low	BE High
$305.00	$300.00	Sep 18	$0.30	$0.38	$0.68	$299.32	$305.68
$305.00	$292.50	Sep 18	$0.30	$0.65	$0.95	$291.55	$305.95
$305.00	$297.50	Sep 18	$0.30	$0.81	$1.11	$296.39	$306.11
$305.00	$302.50	Sep 18	$0.30	$1.23	$1.53	$300.97	$306.53
$322.50	$300.00	Sep 18	$2.15	$0.38	$2.53	$297.47	$325.03
$317.50	$300.00	Sep 18	$2.15	$0.38	$2.53	$297.47	$320.03
$327.50	$300.00	Sep 18	$2.15	$0.38	$2.53	$297.47	$330.03
$312.50	$300.00	Sep 18	$2.15	$0.38	$2.53	$297.47	$315.03
$305.00	$255.00	Sep 18	$0.30	$2.15	$2.45	$252.55	$307.45
$327.50	$292.50	Sep 18	$2.15	$0.65	$2.80	$289.70	$330.30

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 167 found (best R:R 5.58, avg credit $1.93)

Put Spread	Call Spread	Expiry	Credit	Max Loss	POP	R:R	BE Low	BE High
250/252	335/340	Sep 18	$4.24	$0.76	75%	5.58	$248.26	$339.24
250/252	358/360	Sep 18	$2.32	$0.18	88%	12.89	$250.18	$359.82
245/248	328/330	Sep 18	$2.37	$0.13	80%	18.23	$245.13	$329.87
250/252	308/310	Sep 18	$2.28	$0.22	80%	10.36	$250.22	$309.78
245/248	318/320	Sep 18	$2.35	$0.15	75%	15.67	$245.15	$319.85
245/248	312/315	Sep 18	$2.26	$0.24	71%	9.42	$245.24	$314.76
250/252	305/308	Sep 18	$2.23	$0.27	70%	8.26	$250.27	$307.23
245/248	335/340	Sep 18	$2.36	$2.64	82%	0.89	$245.14	$337.36
255/258	335/340	Oct 2	$3.57	$1.43	57%	2.50	$253.93	$338.57
290/292	335/340	Sep 18	$2.77	$2.23	72%	1.24	$289.73	$337.77

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 136 found (best R:R 51.63, cheapest $0.05)

CALLS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$297.50	$300.00	$302.50	Sep 18	$0.06	$2.44	26%	40.67
$300.00	$302.50	$305.00	Sep 18	$0.98	$1.52	66%	1.55
$270.00	$280.00	$290.00	Oct 16	$0.65	$9.35	12%	14.38
$267.50	$270.00	$272.50	Sep 25	$0.05	$2.45	2%	49.00
$330.00	$340.00	$350.00	Oct 16	$0.54	$9.46	10%	17.52

PUTS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$300.00	$310.00	$320.00	Oct 16	$0.19	$9.81	12%	51.63
$300.00	$302.50	$305.00	Sep 18	$0.82	$1.68	60%	2.05
$270.00	$280.00	$290.00	Oct 23	$0.43	$9.57	11%	22.26
$315.00	$320.00	$325.00	Oct 30	$0.05	$4.95	5%	99.00
$250.00	$260.00	$270.00	Oct 16	$0.46	$9.54	10%	20.74

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 86 found (best net $-0.25, 69 credits)

CALLS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$297.50	$300.00	1:2	Sep 18	-$1.50	$1.00
$305.00	$307.50	1:2	Sep 18	-$0.06	$2.44
$330.00	$332.50	1:2	Sep 18	-$0.01	$2.49
$340.00	$345.00	1:2	Sep 18	-$0.04	$4.96
$350.00	$352.50	1:2	Sep 18	-$0.05	$2.45

PUTS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$307.50	$305.00	1:2	Sep 18	-$0.25	$2.25
$265.00	$262.50	1:2	Sep 25	-$0.11	$2.39
$282.50	$280.00	1:2	Sep 18	-$0.01	$2.49
$267.50	$265.00	1:2	Sep 18	-$0.01	$2.49
$277.50	$275.00	1:2	Sep 18	-$0.03	$2.47

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 77 found (best yield 6.43%, avg 3.05%)

Strike	Expiry	Bid	Delta	OTM%	Yield%	If Called%	Vol	OI
$325.00	Oct 30	$19.50	0.44	7.2%	6.43%	13.60%	1	13
$340.00	Oct 30	$15.05	0.38	12.1%	4.96%	17.08%	2	9
$320.00	Oct 30	$21.20	0.46	5.5%	6.99%	12.51%	9	135
$330.00	Oct 30	$17.85	0.41	8.8%	5.89%	14.71%	8	16
$310.00	Oct 30	$25.10	0.51	2.2%	8.28%	10.50%	3	12
$345.00	Oct 30	$13.75	0.35	13.8%	4.53%	18.30%	23	13
$355.00	Oct 30	$11.65	0.32	17.1%	3.84%	20.91%	3	5
$305.00	Oct 30	$27.25	0.53	0.6%	8.99%	9.56%	5	14
$350.00	Oct 30	$12.55	0.32	15.4%	4.14%	19.55%	3	4
$310.00	Oct 23	$23.15	0.50	2.2%	7.63%	9.86%	4	17

Current 5-Minute Volume Snapshots

Time (HH:MM)	Total Volume	Call Volume	Put Volume	Volume Change
Loading data...

Prior's 5-Minute Volume Snapshots

Time (HH:MM)	Total Volume	Call Volume	Put Volume	Volume Change
Loading data...

Current Put/Call Breakdown

Total Calls 18,088

Total Puts 14,317

Put/Call Ratio 0.79

Net Difference 3,771

Prior's Put/Call Breakdown

Total Calls 13,208

Total Puts 9,763

Put/Call Ratio 0.74

Net Difference 3,445

Prior 7-Day Put/Call Summary

Total Calls 98,599

Total Puts 53,838

Average Put/Call Ratio 0.56

Ratio Trend Rising

Daily Put/Call History (Last 7 Days)

Date	Calls	Puts	Ratio	Net Diff
Loading data...

Upcoming Earnings - 2 Weeks Prior

Loading earnings data...

Upcoming Earnings - 1 Week Prior

Loading earnings data...

Earnings This Week

Loading earnings data...

Earnings - Day Before / Day After

Loading earnings data...

Options Activity Around Earnings

Ticker	Earnings Date	Days Away	Call Volume	Put Volume	IV Rank
Loading data...

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

Add Card