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PLAB$29.76 +0.17%+ Alert
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● 12 Oct · US extended hours · scored 15:47
● Mon 12 Oct 2026/US extended hours · opens Tue 14:30 BST/249 names scored today/last score 23:14 BSTResearch, not advice · every call is published at Proof

PLAB

Photronics Inc
$29.76 · +0.17% vs $29.71 close · scored 15:47 · stale
Decision brief
BEARISH · 55/100
What changed
No prior comparable read.
Evidence is stale — treat this read cautiously.
What would change the view
composite rises above -15 · confidence deteriorates materially from 55/100
For the read
options volume favours puts
Against / uncertainty
signal stability is low
The read
Strongly bearish, moderately evidenced, but it’s confirming price rather than calling it.
−100 bearish0bullish +100
−36.4 composite−19.6 vs a week ago
Evidence
55 / 100 · top 47% today
890 contracts · quality 65 · stability 0.00
hasn’t paid +0.73% · n=18,463
01

Why it’s −36

Method
What traded today · weight 62%
−36.5 pts
183 calls · 20.6%707 puts
bias −58.9 × 0.62
What’s on the books · weight 38%
+0.1 pts
14,916 call OI · 50.1%14,851 put OI
bias +0.2 × 0.38
Equals
−36.4
100% of the score comes from today’s volume, 0% from open interest. Disagree with either? See the method.
02

What changed: 44 days of tape against price

14d43d90d365d · Reader
tape composite (bars)— price◆ big one-day moves30d: price +1.19% · tape −88.9 · corr -0.24
◆ +60.3 in a day● peak +78▼ low −36.408-2609-0209-0909-1609-2309-3010-0810-09$31$27

Plain English: Over 30 days, price has risen 1.19% while the tape has faded 88.9 points. The two are drifting apart.

03

Should you trust it?

note
Some evidence, not a lot
confidence 55 (53th pct) · quality 65 · 890 contracts
note
Jumpy
0.00 vs 7-day rolling · choppiness 50
against
This kind of read hasn’t paid
strongly bearish · put-heavy · low liquidity → +0.73% avg, n=18,463
note
Tape is confirming, not predicting
price has led PLAB’s tape by 1 day (r=0.35, n=43)
note
Stretched vs its own history
today’s tape sits low relative to price
against
Our record on PLAB is poor
35% hit rate on 287 closed calls · payoff 1.44×
04

Where the positions sit

calls tradedstrikeputs traded
$75
$70
$65
$60
$55
$50
$45
$40
$35
WALL · OI 7,117
$30
$25
$22.5
$20
$17.5
$15
Spot $29.76 highlighted. The $35 strike holds the most open interest (the “wall”, 7,117). Near-dated expiry in the mix, so OI is noisier.
05

Our record on PLAB

Proof
35%
hit rate · 287 closed
1.44×
payoff
+0.52%
avg return
9 Oct · 4h
$29.76 → $29.76
+0.00%flat
9 Oct · 4h
$30.11 → $29.76
−1.16%hit
9 Oct · 4h
$30.00 → $29.76
−0.79%hit
9 Oct · 4h
$29.71 → $29.76
+0.17%miss

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; 146 of these 287 calls were flat.

06

Catalysts & context

EPS surprise · last 4 quarters
+29.37%Q4 ’25
+11.78%Q1 ’26
−23.75%Q2 ’26
+21.54%Q3 ’26
Street Buy-leaningNext report — P/E 10.82 · fwd 14.88Beta 1.397 52w $20.05–$56.00IV rank —
Photronics Inc · Semiconductors
Strongly bearish, moderately evidenced. It’s confirming price rather than calling it.
−100 bearish0bullish +100
−36.4evidence 55
hasn’t paid +0.73% · n=18,463
Why it’s −36
−36.5 volume · 21% calls+0.1 OI · 50% calls
44 days · tape bars, price line
◆ +60.308-2609-0209-0909-1609-2309-3010-0810-09$31$27
Price +1.19%, tape −88.9 over 30 days. The two are drifting apart.
Should you trust it?
noteSome evidence, not a lot
confidence 55 (53th pct) · quality 65 · 890 contracts
noteJumpy
0.00 vs 7-day rolling · choppiness 50
againstThis kind of read hasn’t paid
strongly bearish · put-heavy · low liquidity → +0.73% avg, n=18,463
noteTape is confirming, not predicting
price has led PLAB’s tape by 1 day (r=0.35, n=43)
Ask about PLAB
Why did the score drop from +28 to −36 this week?
It was mostly one day. The composite was +27.9 on 1 Oct, then fell to −16.8 on 2 Oct as the price moved from $31.07 to $30.86. It’s at −36.4 now.

Today’s −36.4 breaks down as −36.5 from volume and +0.1 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 · 44 ptsstock_scores · 15:47method · 62/38
Ask
Explain the $35 wallCompare PLAB vs INTCAlert me before earnings