TWST - Options Database

TWST

TWIST BIOSCIENCE COR

$173.45 +8.51%

$172.50 (-0.55%)🌙

as of 10/28 06:58 PM

(10/27 18:58) ◀

Wednesday, October 28, 2026 (6:58pm)

▶ (10/29 18:59)

◀ 10/28 18:58 ▶

Option Volume

Detail

ℹ

Current (10/28) 5,969

Calls: 3,492 (59%)

Puts: 2,477 (41%)

Prior (10/27) 1,014

Calls: 718 (71%)

Puts: 296 (29%)

Current vs Prior +488.66%

Calls: +386.35% (Calls)

Puts: +736.82% (Puts)

Prior 7-Day Total 10,963

Calls: 5,080 (46%)

Puts: 5,883 (54%)

Prior 7-Day Average 1,566

Calls: 725 (46%)

Puts: 840 (54%)

Current vs Prior 7-Day Avg +281.13%

Calls: +381.18%

Puts: +194.73%

Sentiment BULLISH

Dollar Volume

Detail

ℹ

Current (10/28) $10.29M

Calls: $6.45M (63%)

Puts: $3.84M (37%)

Prior (10/27) $2.00M

Calls: $1.72M (86%)

Puts: $280.2K (14%)

Current vs Prior +413.67%

Calls: +274.11%

Puts: +1272.14%

Prior 7-Day Total $19.80M

Calls: $8.12M (41%)

Puts: $11.69M (59%)

Prior 7-Day Average $2.83M

Calls: $1.16M (41%)

Puts: $1.67M (59%)

Current vs Prior 7-Day Avg +263.81%

Calls: +456.15%

Puts: +130.25%

Sentiment BULLISH

Put/Call Ratio

Detail

ℹ

Current (10/28) 0.71

Prior (10/27) 0.41

Current vs Prior +72.06%

Prior 7-Day Average 1.35

Current vs Prior 7-Day Avg -47.30%

Sentiment NEUTRAL

Open Interest

Detail

ℹ

Current (10/28) 12,765

Calls: 8,140 (64%)

Puts: 4,625 (36%)

Prior (10/27) 10,069

Calls: 6,549 (65%)

Puts: 3,520 (35%)

Current vs Prior +26.78%

Prior 7-Day Total 58,484

Calls: 38,036 (65%)

Puts: 20,448 (35%)

Prior 7-Day Average 8,354

Calls: 5,433 (65%)

Puts: 2,921 (35%)

Current vs Prior 7-Day Avg +52.79%

Sentiment BEARISH

Expected Move

Detail

ℹ

MO Expiry (11/20) | Next (12/18)

Current 26.29% | 31.51%

Prior 23.83% | 29.47%

Current vs Prior +10.30% | +6.93%

Prior 7-Day Avg 25.24% | 30.54%

Current vs 7-Day Avg +4.18% | +3.18%

Prior 7-Day Eod 23.83% | 29.47%

Current vs 7-Day Eod +10.30% | +6.93%

Sentiment BEARISH

Relative Spread

Detail

ℹ

Expiry | Next

Current 16.02% | 10.18%

Calls: 17.98% | 11.53%

Puts: 14.05% | 8.84%

Prior 16.02% | 10.18%

Calls: 17.98% | 11.53%

Puts: 14.05% | 8.84%

Current vs Prior +0.00% | +0.00%

Prior 7-Day Avg 16.02% | 10.18%

Calls: 17.98% | 11.53%

Puts: 14.05% | 8.84%

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

Liquidity Expensive

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🤖 AI Insights

Moderately bullish flow with 63% call dollar volume ($6.45M). Massive premium surge with dollar volume up 414% vs prior. Dollar volume significantly above 7-day average (264% higher). Unusually high activity with volume up 489% vs prior - elevated interest.

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 BEARISH

Current BULLISH

Prior BULLISH

7-Day Avg NEUTRAL

Current NEUTRAL

Prior BULLISH

7-Day Avg NEUTRAL

Current BULLISH

Prior BULLISH

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 5 of results (avg 8.7%, best 7.8%)

CALLS (3)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$140.00	Nov 20	39.20	42.60	$40.90	8.3%	10	0.80	16
$145.00	Nov 20	36.00	39.20	$37.60	8.5%	1	0.77	116
$150.00	Nov 20	32.80	36.00	$34.40	9.3%	2	0.74	188

PUTS (2)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$200.00	Nov 20	36.80	39.80	$38.30	7.8%	5	0.62	--
$180.00	Nov 20	24.30	26.70	$25.50	9.4%	354	0.48	668

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. 11 found (avg delta 0.65, highest 0.80)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$140.00	Nov 20	39.20	42.60	$40.90	8.3%	10	0.80	16
$145.00	Nov 20	36.00	39.20	$37.60	8.5%	1	0.77	116
$150.00	Nov 20	32.80	36.00	$34.40	9.3%	2	0.74	188
$155.00	Nov 20	29.50	32.70	$31.10	10.3%	4	0.70	332
$160.00	Nov 20	26.90	30.10	$28.50	11.2%	11	0.67	399

PUTS (2)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$200.00	Nov 20	36.80	39.80	$38.30	7.8%	5	0.62	--
$190.00	Nov 20	29.70	33.00	$31.35	10.5%	10	0.56	71

Most actively traded options today. High liquidity = easy entry/exit. 24 active (total vol 3.3K, top 1.1K)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$175.00	Nov 20	19.10	22.70	$20.90	17.2%	1.1K	0.56	661
$185.00	Nov 20	15.40	18.70	$17.05	19.4%	618	0.48	51
$200.00	Nov 20	10.80	13.80	$12.30	24.4%	64	0.39	255
$170.00	Nov 20	21.90	25.00	$23.45	13.2%	26	0.59	223
$180.00	Nov 20	18.10	20.60	$19.35	12.9%	16	0.52	62

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$160.00	Nov 20	13.20	16.40	$14.80	21.6%	605	0.34	472
$180.00	Nov 20	24.30	26.70	$25.50	9.4%	354	0.48	668
$175.00	Nov 20	20.60	23.70	$22.15	14.0%	317	0.45	231
$140.00	Nov 20	5.60	9.00	$7.30	46.6%	68	0.20	226
$170.00	Nov 20	17.90	20.90	$19.40	15.5%	23	0.41	19

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

No setups found for this strategy

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 20 found (best R:R 2.23, avg 1.33)

BULL CALL (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$175.00	$180.00	Nov 20	$1.55	$3.45	$1.55	56%	2.23	$176.55
$165.00	$170.00	Nov 20	$2.00	$3.00	$2.00	63%	1.50	$167.00
$155.00	$160.00	Nov 20	$2.60	$2.40	$2.60	70%	0.92	$157.60
$195.00	$200.00	Nov 20	$1.25	$3.75	$1.25	42%	3.00	$196.25
$140.00	$145.00	Nov 20	$3.30	$1.70	$3.30	80%	0.52	$143.30

BEAR PUT (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$170.00	$165.00	Nov 20	$2.10	$2.90	$2.10	42%	1.38	$167.90
$145.00	$140.00	Nov 20	$1.50	$3.50	$1.50	24%	2.33	$143.50
$150.00	$145.00	Nov 20	$1.75	$3.25	$1.75	27%	1.86	$148.25
$175.00	$170.00	Nov 20	$2.75	$2.25	$2.75	45%	0.82	$172.25
$190.00	$180.00	Nov 20	$5.85	$4.15	$5.85	56%	0.71	$184.15

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 11 found (best R:R 1.00, avg 0.63)

BEAR CALL (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$180.00	$185.00	Nov 20	$2.30	$2.30	$2.70	48%	0.85	$182.30
$190.00	$195.00	Nov 20	$1.75	$1.75	$3.25	55%	0.54	$191.75
$185.00	$190.00	Nov 20	$1.75	$1.75	$3.25	52%	0.54	$186.75
$195.00	$200.00	Nov 20	$1.25	$1.25	$3.75	58%	0.33	$196.25
$175.00	$180.00	Nov 20	$1.55	$1.55	$3.45	44%	0.45	$176.55

BULL PUT (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$165.00	$160.00	Nov 20	$2.50	$2.50	$2.50	62%	1.00	$162.50
$160.00	$155.00	Nov 20	$2.25	$2.25	$2.75	66%	0.82	$157.75
$155.00	$150.00	Nov 20	$2.00	$2.00	$3.00	70%	0.67	$153.00
$150.00	$145.00	Nov 20	$1.75	$1.75	$3.25	73%	0.54	$148.25
$145.00	$140.00	Nov 20	$1.50	$1.50	$3.50	76%	0.43	$143.50

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

No setups found for this strategy

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 6 found (cheapest 24.65% of stock, avg 25.31%)

Strike	Expiry	Call$	Put$	Total	BE Low	BE High	Cost%
$165.00	Nov 20	$25.45	$17.30	$42.75	$122.25	$207.75	24.65%
$170.00	Nov 20	$23.45	$19.40	$42.85	$127.15	$212.85	24.70%
$175.00	Nov 20	$20.90	$22.15	$43.05	$131.95	$218.05	24.82%
$160.00	Nov 20	$28.50	$14.80	$43.30	$116.70	$203.30	24.96%
$180.00	Nov 20	$19.35	$25.50	$44.85	$135.15	$224.85	25.86%
$190.00	Nov 20	$15.30	$31.35	$46.65	$143.35	$236.65	26.90%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 20 found (cheapest 15.62% of stock, avg 19.82%)

Call K	Put K	Expiry	Call$	Put$	Total	BE Low	BE High
$200.00	$160.00	Nov 20	$12.30	$14.80	$27.10	$132.90	$227.10
$200.00	$165.00	Nov 20	$12.30	$17.30	$29.60	$135.40	$229.60
$195.00	$160.00	Nov 20	$13.55	$14.80	$28.35	$131.65	$223.35
$195.00	$165.00	Nov 20	$13.55	$17.30	$30.85	$134.15	$225.85
$200.00	$170.00	Nov 20	$12.30	$19.40	$31.70	$138.30	$231.70
$195.00	$170.00	Nov 20	$13.55	$19.40	$32.95	$137.05	$227.95
$190.00	$160.00	Nov 20	$15.30	$14.80	$30.10	$129.90	$220.10
$190.00	$165.00	Nov 20	$15.30	$17.30	$32.60	$132.40	$222.60
$190.00	$170.00	Nov 20	$15.30	$19.40	$34.70	$135.30	$224.70
$200.00	$175.00	Nov 20	$12.30	$22.15	$34.45	$140.55	$234.45

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

No iron condor setups found

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 13 found (best R:R 49.00, cheapest $0.10)

CALLS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$140.00	$145.00	$150.00	Nov 20	$0.10	$4.90	7%	49.00
$190.00	$195.00	$200.00	Nov 20	$0.50	$4.50	6%	9.00
$180.00	$185.00	$190.00	Nov 20	$0.55	$4.45	7%	8.09
$150.00	$155.00	$160.00	Nov 20	$0.70	$4.30	7%	6.14
$170.00	$175.00	$180.00	Nov 20	$1.00	$4.00	7%	4.00

PUTS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$155.00	$160.00	$165.00	Nov 20	$0.25	$4.75	7%	19.00
$150.00	$155.00	$160.00	Nov 20	$0.25	$4.75	7%	19.00
$145.00	$150.00	$155.00	Nov 20	$0.25	$4.75	7%	19.00
$140.00	$145.00	$150.00	Nov 20	$0.25	$4.75	7%	19.00
$180.00	$190.00	$200.00	Nov 20	$1.10	$8.90	14%	8.09

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

No setups found for this strategy

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 6 found (best yield 10.44%, avg 8.57%)

Strike	Expiry	Bid	Delta	OTM%	Yield%	If Called%	Vol	OI
$180.00	Nov 20	$18.10	0.52	3.8%	10.44%	14.21%	16	62
$195.00	Nov 20	$12.10	0.42	12.4%	6.98%	19.40%	8	251
$200.00	Nov 20	$10.80	0.39	15.3%	6.23%	21.53%	64	255
$190.00	Nov 20	$13.70	0.45	9.5%	7.90%	17.44%	11	140
$185.00	Nov 20	$15.40	0.48	6.7%	8.88%	15.54%	618	51
$175.00	Nov 20	$19.10	0.56	0.9%	11.01%	11.91%	1.1K	661

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 3,492

Total Puts 2,477

Put/Call Ratio 0.71

Net Difference 1,015

Prior's Put/Call Breakdown

Total Calls 718

Total Puts 296

Put/Call Ratio 0.41

Net Difference 422

Prior 7-Day Put/Call Summary

Total Calls 5,080

Total Puts 5,883

Average Put/Call Ratio 1.35

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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