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SFD$18.48 —+ Alert
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● 13 Oct · US extended hours · scored 08:07
● Tue 13 Oct 2026/US extended hours · opens 14:30 BST/282 names scored today/last score 12:57 BSTResearch, not advice · every call is published at Proof

SFD

SFD
$18.48 · scored 08:07 · fresh
Decision brief
BEARISH · 29/100
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 29/100
For the read
options volume favours puts
Against / uncertainty
open interest leans against the read · signal stability is low · evidence confidence is weak · data quality is weak
The read
Strongly bearish, thinly evidenced.
−100 bearish0bullish +100
−49.7 composite
Evidence
29 / 100 · top 96% today
3 contracts · quality 25 · stability 0.00
hasn’t paid +0.73% · n=18,463
01

Why it’s −50

Method
What traded today · weight 62%
−62.0 pts
0 calls · 0.0%3 puts
bias −100.0 × 0.62
What’s on the books · weight 38%
+12.3 pts
1,340 call OI · 66.1%686 put OI
bias +32.3 × 0.38
Equals
−49.7
83% of the score comes from today’s volume, 17% 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 SFD 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 29 (4th pct) · quality 25 · 3 contracts
note
Jumpy
0.00 vs 7-day rolling · choppiness 80
against
This kind of read hasn’t paid
strongly bearish · put-heavy · low liquidity → +0.73% avg, n=18,463
note
Too few of our calls checked
1 closed call on SFD
04

Where the positions sit

calls tradedstrikeputs traded
$25
$22.5
$20
WALL · OI 1,330
$17.5
$12.5
Spot $18.48 highlighted. The $20 strike holds the most open interest (the “wall”, 1,330). Near-dated expiry in the mix, so OI is noisier.
05

Our record on SFD

Proof
0%
hit rate · 1 closed
—
payoff
+0.00%
avg return
13 Oct · 4h
$18.48 → $18.48
+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 —
SFD
Strongly bearish, thinly evidenced.
−100 bearish0bullish +100
−49.7evidence 29
hasn’t paid +0.73% · n=18,463
Why it’s −50
−62.0 volume · 0% calls+12.3 OI · 66% calls
1 days · tape bars, price line
Not enough tape history to draw this yet.
Should you trust it?
againstThin evidence
confidence 29 (4th pct) · quality 25 · 3 contracts
noteJumpy
0.00 vs 7-day rolling · choppiness 80
againstThis kind of read hasn’t paid
strongly bearish · put-heavy · low liquidity → +0.73% avg, n=18,463
noteToo few of our calls checked
1 closed call on SFD
Ask about SFD
Not enough tape history on SFD for a weekly brief yet. Ask anything below.
Ask
Explain the $20 wallAlert me before earnings