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Research & education only — not financial advice. EDGAR is not a registered investment adviser; calls are impersonal, generated from SEC filings and a delayed/third-party price feed, and may be wrong or out of date. The operator and an affiliated trading operation may hold or trade the securities EDGAR rates — see Disclosures. Do your own research.

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Home›Stocks›MBX

MBX

MBX Biosciences, Inc.

Next earnings Aug 5, 2026 · consensus $-0.64 EPS

Last earnings +8.1% on 2026-05-07

Hold
$52.31
▲ +3.85%
$52.31▲ +386.60%
over 1Y
L $9.75EODHDH $52.31
Earnings Dividend Split Congress buy Congress sellGrouped by date · hover a pin to expand
Today+3.9%
1W+3.9%
1M+64.1%
3M+83.5%
YTD+71.2%
1Y+386.6%
OverviewFinancialsValuationQualityTimelineFilings
Rating
Hold
Quality
F
Valuation
Fair value
Filings
Watch
Hold
Conviction
Horizon
Medium (3–12mo)
Street · 16 analysts
Buy

Conservative balance sheet (liabilities/equity 0.04x).

Return on equity -23.6% · latest

MBX Biosciences, Inc. shows limited reported revenue, and -23.6% ROE.

Financials · annual, by fiscal year

Line itemFY23FY24FY25
Revenue———
Gross profit———
Operating income-$35.3M-$68.2M-$98.1M
Net income-$32.6M-$61.9M-$87.0M
Diluted EPS-$31.96-$5.82-$2.38
Net margin———

Annual figures from SEC 10-K XBRL filings. Open the filing links below for full statement detail.

Key statistics

Valuation

Enterprise value$2.41B
EV / EBITDA—
EV / Sales—
EV / FCF—
P / FCF—
PEG (trailing)—
Earnings yield-3.5%
FCF yield-3.3%

Quality & risk

ROIC (est.)-21.0%
Free cash flow-$81.9M
Total debt—
Net cash$75.3M
Piotroski F-Score3/6

Capital returns

Buyback yield—
Dividend yield (est.)—
Shareholder yield—
Shares Δ YoY+42.1%

Computed from SEC XBRL annual figures + the current quote. EV and ROIC use long-term + current debt where filed; estimates, not investment advice.

Disclosure timeline

SEC · 8-Ks + reports
Some governance/structural items recently, but no outright red flags.
  1. 8-K Reg FD disclosure2026-06-12
  2. 8-K Officer / director change2026-06-05
  3. 8-K Reg FD disclosure2026-05-11
  4. 8-K Earnings results2026-05-07
  5. 10-Q Quarterly report2026-05-07
  6. DEF 14A Proxy statement2026-04-22
  7. 8-K Earnings results2026-03-12
  8. 10-K Annual report2026-03-12
  9. 8-K Reg FD disclosure2026-03-09

Recent filings

all on EDGAR ↗
SCHEDULE 13GFiling2026-06-24open ↗8-KPeriod ending 2026-06-122026-06-12open ↗144Filing2026-06-10open ↗144Filing2026-06-09open ↗4Period ending 2026-06-042026-06-05open ↗4Period ending 2026-06-042026-06-05open ↗4Period ending 2026-06-042026-06-05open ↗4Period ending 2026-06-042026-06-05open ↗4Period ending 2026-06-042026-06-05open ↗4Period ending 2026-06-042026-06-05open ↗4Period ending 2026-06-042026-06-05open ↗8-KPeriod ending 2026-06-042026-06-05open ↗

Quality score

F
ValueGrowthProfitHealthMom.
Value—
GrowthF
ProfitabilityF
Financial healthB-
Momentum—
  • ✗Profitable (positive net income)
  • ✗Return on equity above 15%
  • ✓Liabilities below 2× equity
Revenue
—
Net margin
—
ROE
-23.6%
P/E
—

SEC fundamentals · FY 2025

■ revenue · ■ net income, by fiscal year

Net income-$87.0M-40.5%
Operating income-$98.1M-43.8%
Diluted EPS-$2.38+59.1%
Cash & equivalents$75.3M+52.6%
Total assets$385M+43.4%
Total liabilities$15.9M+43.5%
Stockholders' equity$369M+43.4%
L/E: 0.04x

Frequently asked

Is MBX Biosciences, Inc. (MBX) a buy?
MBX currently carries a Hold rating with 2/5 conviction, derived from its latest SEC filings. Conservative balance sheet (liabilities/equity 0.04x).
What is MBX Biosciences, Inc.'s quality score?
MBX scores 36.179487179487175/100 (grade F) on a SEC-grounded quality model spanning value, growth, profitability, financial health and momentum.

Sources: SEC EDGAR (CIK 0001776111, latest 10-Q filed 2026-05-07) · EODHD · as of 6/26/2026, 6:13:41 PM.

Research and education only — not financial advice. EDGAR is not a registered investment adviser or broker-dealer and gives no personalized advice. Every call is impersonal — identical for all users, generated on a schedule from SEC filings plus a delayed/third-party price feed — may be wrong or out of date, and is not a recommendation to buy or sell any security. The operator and an affiliated trading operation may hold or trade the securities EDGAR rates; see Disclosures. Past performance does not guarantee future results. Do your own research.

Insider activity

Form 4 · SEC

Last 90 days: 0 open-market buys · 2 sales

2026-05-08
Azoulay Salomon
Chief Medical Officer
Exercise55.0K @ $10.46$575K
2026-05-08
Azoulay Salomon
Chief Medical Officer
Sell55.0K @ $38.38$2.11M
2026-05-08
Azoulay Salomon
Chief Medical Officer
Exercise15.0K @ $16.00$240K
2026-05-08
Azoulay Salomon
Chief Medical Officer
Sell15.0K @ $38.30$575K

Earnings history

beat/miss · move
2026-05-07Beat +13.3% est▲ +8.06%8-K ↗
2026-03-12Beat +20.4% est▼ -3.42%8-K ↗
2026-01-12Beat +20.4% est▲ +15.19%8-K ↗
2025-11-06Beat +10.1% est▲ +9.71%8-K ↗
2025-08-07Beat +24.4% est▼ -4.63%8-K ↗
2025-05-12—▲ +0.27%8-K ↗

Dates from 8-K (Item 2.02); beat/miss = reported EPS vs consensus (Finnhub, recent quarters); move = prior close → close on/after.

Recent news

market news →
6 Biotech Stocks That Delivered Stunning Gains: INBX +700%, PVLA +500%, MBX +300%, ABSI +200% & MoreBullish
nasdaq.com· 2026-06-24
Top Biotech Gainers: VRXA Begins A New Chapter, ADIL Opens Wallet, PGEN, PCSA On Watch...Bullish
nasdaq.com· 2026-06-12
MBX Biosciences Announces Appointment of Mark Soued as Chief Commercial Officer and Inducement Grant AwardBullish
finance.yahoo.com· 2026-05-07
3 Overlooked Stocks Set to Soar in 2026Bearish
nasdaq.com· 2026-05-05
3 Overlooked Stocks Set to Soar in 2026Bearish
finance.yahoo.com· 2026-05-05
Aaron Wealth Makes a Big Bet on MBX Biosciences With a 1.1 Million Share PurchaseBullish
finance.yahoo.com· 2026-04-22

Vs tracked universe

compare →

1044 tracked peers · median

EDGAR Score36 vs 67
Revenue growth— vs 7.1%
Net margin— vs 10.5%
Return on equity-23.6% vs 12.3%
P/E— vs 25.5

News sentiment

EODHD · 4d
Bearish
-0.23
vs typical · 5 articles
↑ improving

Recent news tone vs the market's typical (which skews positive). A soft signal, not a recommendation.