EAR^
Z Ear Drum systems
also listed as Wax
“Yeah I heard that...”
music JZBE — the body Grade A listed publicly
on the Big Board blue chip
€ 18.11
€ -6.58 · -26.65%
AS OF 3 Aug 2026
1 days ago
1 days ago
-68.0%
Since it was first valued
22 Feb 2008 — € 56.67
22 Feb 2008 — € 56.67
€ 359.27
Its highest ever
3 Feb 2010
3 Feb 2010
€ 1.01
Its lowest ever
8 Feb 2025
8 Feb 2025
-95.0%
Where it trades against its own best
468
Times it has been valued
across 18.4 years
across 18.4 years
2
Notes written about it
90/100
How central it is to a life
What this value is
The prospectus, as it was filed.
Yeah I heard that
Risk
Wax
what threatens it
Dividend
Fellow Dollar
what it pays out
Bond yield
sound
what it yields
Public book
398
prices visitors can see on the board
Every price it has ever held
The full book, from its first valuation to its last. Gold dots mark the moments a note was written — hover one to read it.
The chronicle
2 notes pinned to this value, newest first, each shown against the move it witnessed.
Inner Tube Blew up
Head phones
Records & rhythm
How this value behaves when it moves.
| Biggest single rise | +871.0% | 3 Feb 2010 |
|---|---|---|
| Biggest single fall | -88.3% | 21 Jun 2012 |
| Typical move | 20.98% | either way |
| Longest climb | 8 | valuations in a row |
| Longest slide | 9 | valuations in a row |
| Repriced about every | 14 | days |
| Most written about in | 2024 | 2 notes |
Year by year, against the previous year’s close.
Best: 2025 +952%
·
Worst: 2018 -96%
Where it stands on the exchange
Measured against every other value ever listed here.
Lifetime performance — -68%
217 of 323
Importance to the life — 90/100
55 of 318
Attention it has drawn — 2 notes
185 of 255
Months it has traded — 211
158 of 323
It trades in the middle of the life: neither a triumph nor a write-off.
The music sector
9 values share this sector. Their latest prints, most important first.
| Value | Price | Latest move | Since origin |
|---|---|---|---|
| HEAR^ Z Hearing Systems | € 10.26 | -19.0% | -71% |
| DDZ^ Z Dancing Incorporated | € 266.74 | -27.1% | +166% |
| RCK^ Z Rocking Out Industries | € 188.57 | -14.5% | -7% |
| ZLP^ Z & Cleopatra Relational Bank | € 104.82 | +5.0% | -78% |
| GET^ Zair Guitarist Corporation | € 30.70 | -14.5% | -52% |
| GGR^ Z Gangster Defense Corporation | € 178.37 | -19.0% | +1,354% |
| EMPS Z Emperor Corporation | € 8.31 | -19.0% | -98% |
| RRZ^ Z Rock Star Corporation | € 1.46 | -18.9% | -93% |