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WST$372.64 —+ Alert
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● 7 Oct · US extended hours · scored 05:34
● Wed 7 Oct 2026/US extended hours · opens 14:30 BST/119 names scored today/last score 10:51 BSTResearch, not advice · every call is published at Proof

WST

WST
$372.64 · scored 05:34 · fresh
Decision brief
BULLISH · 54/100
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 54/100
For the read
open interest agrees with the read
Against / uncertainty
signal stability is low
The read
Mildly bullish, moderately evidenced.
−100 bearish0bullish +100
+18.0 composite
Evidence
54 / 100 · top 61% today
411 contracts · quality 74 · stability 0.00
hasn’t paid −1.00% · n=82,548
01

Why it’s +18

Method
What traded today · weight 62%
−4.7 pts
190 calls · 46.2%221 puts
bias −7.5 × 0.62
What’s on the books · weight 38%
+22.7 pts
416 call OI · 79.8%105 put OI
bias +59.7 × 0.38
Equals
+18.0
17% of the score comes from today’s volume, 83% from open interest. Disagree with either? See the method.
02

What changed: 1 days of tape against price

14d43d90d365d · Reader
tape composite (bars)— price◆ big one-day moves
NO HISTORY YET

We started scoring WST today.

There’s one reading so far. The 14-day chart fills in as the hourly tape arrives. Nothing here is back-filled or guessed.

03

Should you trust it?

note
Some evidence, not a lot
confidence 54 (39th pct) · quality 74 · 411 contracts
note
Jumpy
0.00 vs 7-day rolling · choppiness 0
against
This kind of read hasn’t paid
mildly bullish · balanced · low liquidity → −1.00% avg, n=82,548
note
Too few of our calls checked
1 closed call on WST
04

Where the positions sit

calls tradedstrikeputs traded
$460
$450
$440
$430
$420
$410
$400
$390
$380
$370
$360
$350
$340
$330
WALL · OI 282
$320
$310
$300
$290
$280
Spot $372.64 highlighted. The $330 strike holds the most open interest (the “wall”, 282). Near-dated expiry in the mix, so OI is noisier.
05

Our record on WST

Proof
0%
hit rate · 1 closed
—
payoff
+0.00%
avg return
7 Oct · 4h
$372.64 → $372.64
+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; 1 of these 1 calls were flat.

06

Catalysts & context

EPS surprise · last 4 quarters
No reported quarters stored yet.
Street —Next report — P/E —Beta — 52w —IV rank —
Research · never used to score
Tape transformer forecasts live on their own page and have not earned a place in the read. Not enough closed-trade evidence to trust on their own.
WST
Mildly bullish, moderately evidenced.
−100 bearish0bullish +100
+18.0evidence 54
hasn’t paid −1.00% · n=82,548
Why it’s +18
−4.7 volume · 46% calls+22.7 OI · 80% calls
1 days · tape bars, price line
Not enough tape history to draw this yet.
Should you trust it?
noteSome evidence, not a lot
confidence 54 (39th pct) · quality 74 · 411 contracts
noteJumpy
0.00 vs 7-day rolling · choppiness 0
againstThis kind of read hasn’t paid
mildly bullish · balanced · low liquidity → −1.00% avg, n=82,548
noteToo few of our calls checked
1 closed call on WST
Ask about WST
Not enough tape history on WST for a weekly brief yet. Ask anything below.
Ask
Explain the $330 wallAlert me before earnings