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SION$4.01 —+ Alert
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● 20 Oct · US closed · scored 02:59
● Tue 20 Oct 2026/US closed · opens 14:30 BST/384 names scored today/last score 04:19 BSTResearch, not advice · every call is published at Proof

SION

SION
$4.01 · scored 02:59 · fresh
Decision brief
NEUTRAL · 48/100
What changed
No prior comparable read.
Evidence is stale — treat this read cautiously.
What would change the view
composite leaves the neutral band · confidence deteriorates materially from 48/100
For the read
options volume favours calls
Against / uncertainty
open interest leans against the read · signal stability is low
The read
Neutral, thinly evidenced.
−100 bearish0bullish +100
+7.5 composite
Evidence
48 / 100 · top 55% today
638 contracts · quality 58 · stability 0.00
neutral · −0.87% · n=1,502
01

Why it’s +8

Method
What traded today · weight 62%
+25.8 pts
452 calls · 70.8%186 puts
bias +41.7 × 0.62
What’s on the books · weight 38%
−18.3 pts
2,812 call OI · 25.9%8,048 put OI
bias −48.2 × 0.38
Equals
+7.5
59% of the score comes from today’s volume, 41% 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 SION 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?

against
Thin evidence
confidence 48 (45th pct) · quality 58 · 638 contracts
note
Jumpy
0.00 vs 7-day rolling · choppiness 80
note
Neutral reads make no call
neutral · call-heavy · low liquidity → −0.87% avg, n=1,502
note
Too few of our calls checked
0 closed calls on SION
04

Where the positions sit

calls tradedstrikeputs traded
$70
$65
$55
$50
$45
$40
$35
$30
$22.5
$20
$17.5
$15
$12.5
$10
$7.5
$5
$2.5
WALL · OI 7,243
Spot $4.01 highlighted. The $2.50 strike holds the most open interest (the “wall”, 7,243).
05

Our record on SION

Proof
We haven’t checked a call on SION yet. Each read is checked 4 hours, 1 day and 3 days after it’s made.
06

Catalysts & context

EPS surprise · last 4 quarters
No reported quarters stored yet.
Street —Next report — P/E —Beta — 52w —IV rank —
SION
Neutral, thinly evidenced.
−100 bearish0bullish +100
+7.5evidence 48
neutral · −0.87% · n=1,502
Why it’s +8
+25.8 volume · 71% calls−18.3 OI · 26% calls
1 days · tape bars, price line
Not enough tape history to draw this yet.
Should you trust it?
againstThin evidence
confidence 48 (45th pct) · quality 58 · 638 contracts
noteJumpy
0.00 vs 7-day rolling · choppiness 80
noteNeutral reads make no call
neutral · call-heavy · low liquidity → −0.87% avg, n=1,502
noteToo few of our calls checked
0 closed calls on SION
Ask about SION
Not enough tape history on SION for a weekly brief yet. Ask anything below.
Ask
Explain the $2.5 wallAlert me before earnings