WatchRecovering

ZBIOZenas BioPharma, Inc.

Healthcare · Biotechnology · mid-cap ($2.0B)
-29.1%
from rolling 252-day high of $44.60 set 2025-12-24 · 239d ago
Current
$31.62
Decline depth
-29.1%
Decline σ
3.5σ
TFC
1/5 bearish
Rolling 252-day high Up day Down day Last 90 trading days · data from Alpaca

Since it joined the list

$ZBIO landed on the list 2026-03-03, down 43.5% from its 52-week high that day — now down -29.1%.

It has clawed back 15.9 percentage points off that level. It bottomed 62.1% below that high along the way.

Decline from the 52-week high as it stood on 2026-03-03 (fixed anchor) → today. Split-adjusted, Alpaca. Observed history, not a forecast.

Structural break signals

ZBIO qualifies for the Watch on decline depth.

Decline depth
-29.1%
From rolling 252-day high of $44.60, 239d ago. Past the 20% Watch threshold.
Time-frame continuity
1/5 bearish
Latest bar across daily/weekly/monthly/quarterly/yearly time frames. A bar counts as bearish when it's a 2-Down or a red 3.
Decline sigma
3.5σ
Drop from local high over the last 20 bars, expressed in units of the stock's typical daily volatility (3.33% per day).

The structural read

What price action says about ZBIO.

ZBIO qualifies for the Watch on decline depth — down -29.1% from its rolling 252-day high.

Alongside that decline, our proprietary engine has flagged a confirmed bullish structural signal on one or more time frames — moderate or strong time-frame-continuity (TFC) alignment — so the ticker also carries a Recovering badge. The two readings coexist: the tier tells you how deep the damage is, the Recovering badge tells you whether momentum may be turning. Recovering is not a buy signal; it's a structural read.

Broken Stocks stops here — it flags the structure, it doesn't build the upside case. Working out whether ZBIO's turn is investable is what our sister tool does: ConvictionEdge — triple-engine conviction research on names showing a recovery signal.

Upstream TFC read: moderate alignment, current phase daily. Last bar types — daily 2D (green), weekly 1 (green), monthly 1 (red).

Earnings on file: 2026-05-13. Tiering is unaffected by earnings dates — listings reflect price structure only.

Questions about ZBIO

What people ask.

Why is ZBIO on Broken Stocks?

ZBIO qualifies for the Watch on decline depth. It is down -29.1% from its rolling 252-day high of $44.60, set on 2025-12-24 — 239d ago. It additionally carries a Recovering badge — see below.

What does the Recovering badge mean for ZBIO?

Recovering means our proprietary engine has flagged a confirmed bullish structural signal on one or more time frames (moderate or strong time-frame continuity). It coexists with the decline tier — ZBIO is still Watch because the rolling-252-day decline hasn't healed, but a bullish setup has formed inside that decline. The two readings answer different questions: the tier tells you how deep the damage is; the Recovering badge tells you whether momentum may be turning. It's not a buy recommendation.

Is ZBIO a falling knife?

No. The falling-knife label usually implies a steep, severe drop — typically 30% or more from a fresh high. ZBIO is down -29.1% from its 52-week high, which qualifies for the Watch tier but is shallower than the falling-knife pattern. It's an early-stage decline rather than a sharp breakdown.

Is ZBIO a buy?

Broken Stocks does not issue buy or sell recommendations. The list is a rules-based technical warning system. It tracks structural decline depth and recency — not company quality, management, fundamentals, or news. Always do your own research and consult a licensed advisor.

Where is ZBIO trading inside its 52-week range?

At $31.62, ZBIO sits 58.3% of the way from its 52-week low ($13.50) to its 52-week high ($44.60). A reading below 25% indicates price is hugging the bottom of the range; above 75%, the top.

How fast has ZBIO been declining?

The current 29.1% decline accrued over 239d, which annualizes to roughly -44.4% per year. Annualized pace is a sanity check — a 30% decline in three months is a different signal than a 30% decline over two years.

How does ZBIO compare to its sector?

There are 143 other Healthcare tickers on Broken Stocks: 70 Red, 35 Amber, 38 Watch, with 49 showing recovering structural signals. Median sector decline is -36.1% — ZBIO's decline is shallower than the sector median.

Does ZBIO's earnings date affect its tier?

No. Tiering is decided purely by decline depth and recency of the rolling-high date. The earnings date on file (2026-05-13) is shown for reference only — listings can move tier between scans based on closing prices, regardless of fundamentals or news events.