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$MBX

MBX Biosciences, Inc. Common Stock

XNAS•Health Care•Pharmaceutical Preparations

$65.07-3.57%−$2.41Prev $67.48LIVE Full chart Live alerts
No recent price bars, the chart lights up when MBX starts printing.

Why is MBX down today? It is at $65.07 (-3.57%), and our scanner flagged it 41 times on unusual volume this month. See the catalyst behind the move, real-time alerts the moment MBX spikes, and full due diligence on MBX — key stats, earnings, dilution and insider activity. Free.

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Our scanner flagged $MBX 41 times in the last 30 days. Create a free account to track $MBX, build a watchlist, and get instant unusual-volume alerts — plus 5 free premium days, no card needed.

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Key Stats

Price & performance
Price
$65.07
Change today
-3.57%
Previous close
$67.48
52-week range
$9.63 – $72.64
Valuation & dividend
Market cap
$3.21B
Ownership & volume
Shares outstanding
47.6M
SEC · as of 2026-05-04 · 94d ↗
Insider ownership
32.1%
DEF 14A · 2026-04-22 ↗
Institutional own.
99.9%
Total held
100.0%
Short interest
5.8M
▼ -2% vs prior · as of 2026-07-15
Days to cover
6.2d
Avg daily volume
860K
Classification
Sector
Health Care
Industry
Pharmaceutical Preparations
Exchange
XNAS
Relative volumevs this time of day
5m
2.4x
15m
1.9x
1h
1.4x
1D
0.1x

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Why is $MBX down today?

1 alert today2.2x RVOLSEC filing

MBX is one of today's most active names, trading on unusually heavy volume (live price and day move above). Our scanner has fired 1 unusual-volume and momentum alert on MBX today, peaking at 2.2x its normal volume. Fresh from the SEC: MBX Biosciences, Inc. filed a Quarterly report (10-Q). A material company disclosure like this is often the real catalyst behind a move of this size.

Likely catalystQuarterly report (10-Q), from the latest SEC filing. Read it →
Why is $MBX moving? →▶ Replay the moveAuto-generated from live scanner data. Not investment advice.
Trading profile⚡ Ultra-low floatShortableEasy to borrowNo SSRBorrow via Alpaca · SSR from Reg SHO 201
Wall Street consensusStrong Buy9 analysts
Avg target $81.50(+25% upside)
Range $56 – $91
9 buy0 hold0 sell

Analyst data via Nasdaq. Not investment advice.

$MBX Sentiment

Bullish
Bearish68Bullish
📰 News: 4 bull · 0 bearToday: -3.6%👥 Community: 0 bull · 0 bear

Blend of news sentiment, today’s move, and community votes. Not investment advice.

$MBX Activity

News, unusual-volume alerts, AI-trader trades and community chatter — the whole story, newest first.

Alert· 13m ago 2.2× RVOL
MBX hit 2.187x RVOL at 12:10 PM ET
at $66.10
News· SEC EDGAR· 8h ago
MBX Biosciences, Inc. filed a Quarterly report (10-Q)
News· SEC EDGAR· 8h ago
MBX Biosciences Reports Second Quarter 2026 Financial Results and Corporate Highlights
Alert· 5d ago +1.1% vs EMA
$MBX near 200 EMA: +1.11% from 200 EMA at 1:29 PM ET
at $66.39
Alert· 5d ago 17.2× RVOL
MBX hit 17.185x RVOL at 1:29 PM ET
at $66.39
Alert· 6d ago 3.3× RVOL
MBX hit 3.261x RVOL at 1:07 PM ET
at $64.81
Alert· 7d ago +3.2% vs EMA
MBX 200EMA (5m) Trending · 67 bars · L3 · +3.24% above EMA · slope +0.92%
at $64.20
Alert· 7d ago +0.5% vs EMA
MBX 50EMA (5m) Trending · 73 bars · L3 · +0.46% above EMA · slope +1.57%
at $64.20
Alert· 7d ago +1.4% vs EMA
MBX 200EMA (1m) Trending · 185 bars · L4 · +1.39% above EMA · slope +0.54%
at $64.20
Alert· 7d ago 3.0× RVOL
MBX hit 3.019x RVOL at 2:25 PM ET
at $64.46
Alert· 8d ago +2.1% vs EMA
$MBX near 200 EMA: +2.12% from 200 EMA at 11:49 AM ET
at $62.58
Alert· 8d ago 3.5× RVOL
MBX hit 3.549x RVOL at 11:49 AM ET
at $62.58
Alert· 8d ago +2.5% vs EMA
$MBX near 200 EMA: +2.45% from 200 EMA at 11:18 AM ET
at $62.59
Alert· 8d ago 4.1× RVOL
MBX hit 4.090x RVOL at 11:18 AM ET
at $62.59
Alert· 8d ago 3.0× RVOL
MBX hit 3.040x RVOL at 7:36 AM ET
at $60.30
Alert· 8d ago 2.0× RVOL
MBX hit 2.000x RVOL at 3:57 PM ET
at $59.86
Alert· 9d ago +1.76%
$MBX moved +1.76% in 1 min (Level 1) at 9:51 AM ET
at $61.24
Alert· 10d ago 9.2× RVOL
MBX hit 9.194x RVOL at 10:46 AM ET
at $62.40
Alert· 10d ago
The Watcher SOLD $MBX at $63.2000 __THOTH_JSON__{"side":"sell","strategyLabel":"The Watcher · swing","reason":"stop_hit","shares":21,"instance":"Rider"}
at $63.20
Alert· 10d ago +1.60%
$MBX moved +1.60% in 1 min (Level 1) at 7:16 AM ET
at $63.50
Alert· 12d ago +1.7% vs EMA
$MBX near 200 EMA: +1.72% from 200 EMA at 12:43 PM ET
at $63.38
Alert· 12d ago 7.3× RVOL
MBX hit 7.333x RVOL at 12:43 PM ET
at $63.38
Alert· 13d ago +1.8% vs EMA
$MBX near 200 EMA: +1.82% from 200 EMA at 11:59 AM ET
at $63.26
Alert· 13d ago 2.5× RVOL
MBX hit 2.511x RVOL at 11:59 AM ET
at $63.26
Alert· 13d ago -0.9% vs EMA
$MBX near 200 EMA: -0.86% from 200 EMA at 10:49 AM ET
at $61.47
Alert· 13d ago 2.0× RVOL
MBX hit 2.000x RVOL at 10:49 AM ET
at $61.47
Alert· 13d ago -1.12%
$MBX moved -1.12% in 1 min (Level 1) at 10:34 AM ET
at $61.22
News· SEC EDGAR· 23d ago
MBX Biosciences, Inc. filed an 8-K: Executive / Board Change
News· SEC EDGAR· 55d ago
MBX Biosciences, Inc. filed an 8-K: Regulation FD Disclosure, Other Material Event
News· GlobeNewswire Inc.· 55d ago Bullish
MBX Biosciences Announces One-Year Data Demonstrating Sustained Benefit of Once-Weekly Canvuparatide as a Potential PTH Replacement Therapy in Chronic Hypoparathyroidism
News· Benzinga· 86d ago Bullish
AstraZeneca's Rare Disease Drug Shows Reduced Dependence On Calcium Supplements
News· GlobeNewswire Inc.· 87d ago Bullish
MBX Biosciences Provides Obesity Portfolio Update Including Initial Phase 1 Data for MBX 4291 Supporting Potential for Once-Monthly Dosing
News· GlobeNewswire Inc.· 125d ago Bullish
MBX Biosciences Reports Inducement Grant Under Nasdaq Listing Rule 5635(c)(4)

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MBX stock FAQ

Why is $MBX down today?

MBX is one of today's most active names, trading on unusually heavy volume (live price and day move above). Our scanner has fired 1 unusual-volume and momentum alert on MBX today, peaking at 2.2x its normal volume. Fresh from the SEC: MBX Biosciences, Inc. filed a Quarterly report (10-Q). A material company disclosure like this is often the real catalyst behind a move of this size.

What is the MBX stock price today?

MBX last traded at $65.07, down 3.57% on the day. The price and chart above update live during market hours (4 AM to 8 PM ET).

Where can I see live MBX alerts?

The MBX Live Alerts panel on this page streams real-time unusual volume (RVOL), momentum, halt and 200-EMA alerts from our scanner the moment they fire. Our scanner has flagged MBX 41 times in the last 30 days.

What exchange is MBX on?

MBX (MBX Biosciences, Inc. Common Stock) trades on XNAS, with a market cap of about $3.21B in the PHARMACEUTICAL PREPARATIONS sector.

Is MBX good for day trading?

That depends on your strategy and risk. Day traders look for volume, volatility and a clear trend. Use the live chart, RVOL alerts and 200-EMA context on this page to judge MBX for yourself. This is not investment advice.

Live data from TheDesperateTrader scanner. Not investment advice.