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MRVL$271.25 +0.00%+ Alert
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● 10 Oct · US closed · scored 09:56
● Sat 10 Oct 2026/US closed · opens Mon 14:30 BST/101 names scored today/last score 10:32 BSTResearch, not advice · every call is published at Proof

MRVL

Marvell Technology Inc
$271.25 · +0.00% vs $271.25 close · scored 09:56 · stale
Decision brief
BULLISH · 78/100
What changed
No prior comparable read.
Evidence is stale — treat this read cautiously.
What would change the view
composite falls below +15 · confidence deteriorates materially from 78/100
For the read
options volume favours calls · evidence confidence is high
Against / uncertainty
signal stability is low
The read
Mildly bullish, well evidenced, and the tape has led price here.
−100 bearish0bullish +100
+20.5 composite+0.0 vs a week ago
Evidence
78 / 100 · top 5% today
155,893 contracts · quality 84 · stability 0.00
01

Why it’s +21

Method
What traded today · weight 62%
+20.5 pts
103,718 calls · 66.5%52,175 puts
bias +33.1 × 0.62
What’s on the books · weight 38%
+0.0 pts
244,659 call OI · 50.1%244,109 put OI
bias +0.1 × 0.38
Equals
+20.5
100% of the score comes from today’s volume, 0% from open interest. Disagree with either? See the method.
02

What changed: 43 days of tape against price

14d43d90d365d · Reader
tape composite (bars)— price◆ big one-day moves30d: price +21.34% · tape −4.3 · corr -0.05
● peak +39◆ −32.6 in a day▼ low −5.108-2609-0209-0909-1609-2410-0110-10$273$206

Plain English: Over 30 days, price has risen 21.34% while the tape has barely moved (−4.3). The two are drifting apart.

03

Should you trust it?

pass
Plenty behind it
confidence 78 (95th pct) · quality 84 · 155,893 contracts
note
Jumpy
0.00 vs 7-day rolling · choppiness 34
pass
This kind of read has paid
mildly bullish · call-heavy · high liquidity → +1.05% avg, n=9,329
pass
Tape has led price
tape has led MRVL’s price by 2 days (r=0.46, n=49)
note
Stretched vs its own history
today’s tape sits low relative to price
note
Our record on MRVL is mixed
38% hit rate on 616 closed calls · payoff 2.63×
04

Where the positions sit

No per-strike chain is stored for this name yet, so we can’t show where the positions sit. The totals above still come from today’s chain.
Spot $271.25. The $165 strike holds the most open interest (the “wall”, 32,647). Near-dated expiry in the mix, so OI is noisier.
05

Our record on MRVL

Proof
38%
hit rate · 616 closed
2.63×
payoff
+1.33%
avg return
2 Oct · 4h
$272.78 → $272.78
+0.00%flat
2 Oct · 4h
$272.30 → $272.30
+0.00%flat
2 Oct · 4h
$269.25 → $269.25
+0.00%flat
1 Oct · 4h
$266.85 → $266.85
+0.00%flat

One rule everywhere: a move of 0.05% or less is flat, and flat is not a hit. That is the same rule Proof uses; 277 of these 616 calls were flat.

06

Catalysts & context

EPS surprise · last 4 quarters
+1.40%Q4 ’25
−0.41%Q1 ’26
−0.94%Q2 ’26
−0.23%Q3 ’26
Street Buy-leaningNext report — P/E 90.45 · fwd 44.99Beta 2.285 52w $70.69–$329.88IV rank —
Marvell Technology Inc · Semiconductors
Mildly bullish, well evidenced. The tape has led price here.
−100 bearish0bullish +100
+20.5evidence 78
Why it’s +21
+20.5 volume · 67% calls+0.0 OI · 50% calls
43 days · tape bars, price line
◆ −32.608-2609-0209-0909-1609-2410-0110-10$273$206
Price +21.34%, tape −4.3 over 30 days. The two are drifting apart.
Should you trust it?
passPlenty behind it
confidence 78 (95th pct) · quality 84 · 155,893 contracts
noteJumpy
0.00 vs 7-day rolling · choppiness 34
noteStretched vs its own history
today’s tape sits low relative to price
noteOur record on MRVL is mixed
38% hit rate on 616 closed calls · payoff 2.63×
Ask about MRVL
Why did the score drop from +30 to +21 this week?
It was mostly one day. The composite was +29.8 on 1 Oct, then fell to +20.5 on 2 Oct as the price moved from $264.21 to $269.25. It’s at +20.5 now.

Today’s +20.5 breaks down as +20.5 from volume and +0.0 from open interest. I can’t split past days the same way: the stored history keeps call/put volume but not open interest for past days.
tape_history · 50 ptsstock_scores · 09:56method · 62/38
Ask
Explain the $165 wallCompare MRVL vs INTCAlert me before earnings