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NBTXNanobiotix S.A.Sell5.4·$34.17-0.52%
NBTX · Why this verdict

Why Nanobiotix (NBTX) is rated SELL

Updated

Model-generated analysis — not investment advice. Not a registered investment advisor. Past performance does not guarantee future results.

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Methodology · Editorial policy & full disclaimer

VerdictSELL
Overall score5.4/10
ConfidenceMEDIUM
MacroNEUTRAL
TrendMatrix Research · core thesis

Engine thesis — one sentence

Nanobiotix is a clinical-stage biotechnology company with a perfect 4-quarter earnings beat streak, rising trading volume, and positive momentum, but the business quality score sits below the minimum investable threshold at 3.5 out of 10, the stock has essentially zero upside to the analyst price target at just 0.5%, and the risk-reward is deeply unfavorable at 0.07.

Falsifiable statement — pillar-level invalidators below. Engine-derived; not personalized advice.

Thesis pillars

The company's overall quality score of 3.5 out of 10 sits below the minimum investable threshold, driven by zero operating and net margin scores, a negative free cash flow at 24% of revenue, and weak returns — indicating the business is not yet self-sustaining.

Stable
Bear case
Expectation
Quality score rises above 4.5 within the next 12 months as the company makes progress toward a positive operating margin.

CounterClinical-stage biotechnology companies typically have low quality scores by definition; the relevant metric is pipeline progress and regulatory milestones rather than current profitability.

With only 0.5% upside to the analyst price target and a risk-reward ratio of 0.07, the current price offers virtually no margin of safety relative to fundamental fair value, making new entry unattractive on a risk-adjusted basis.

Stable
Targets
Expectation
Analyst price targets are revised upward by at least 25% within the next 12 months, creating a more favorable entry point.

CounterIf a clinical trial readout is positive, analyst targets could be revised dramatically upward — the 0.5% gap to current targets may not reflect the binary upside from pipeline success.

Nanobiotix has beaten analyst EPS estimates in all 4 of the most recent reported quarters, with an average positive earnings surprise of 74.9%, suggesting that management's guidance or consensus analyst models consistently underestimate the company's near-term results.

Stable
Catalyst breakdown
Expectation
The company continues to beat consensus EPS estimates in at least 3 of the next 4 quarterly reports.

CounterAll 4 historical beats occurred on the same reporting date of April 7, 2022, suggesting the earnings history may reflect data anomalies rather than a genuine multi-year track record of outperformance.

Rising on-balance volume and a momentum score of 6.2 with an RSI near 38 — historically a buy-opportunity level — suggest that institutional accumulation may be building ahead of a potential catalyst.

Stable
Momentum breakdown
Expectation
Momentum score remains above 5.5 and on-balance volume continues rising over the next 6 months.

CounterRising volume in a clinical-stage biotechnology stock can reflect speculative retail activity rather than institutional conviction, and the RSI at 38 may reflect a structurally weak company rather than an oversold opportunity.

Per-dimension breakdown

Value

4.6/10data confidence 67%
ComponentSub-score
PEG3.2
Analyst target6.0
  • PEG: 3.92

Quality

3.5/10data confidence 100%
ComponentSub-score
ROA0.0
Gross margin10.0
Net margin0.0
Current ratio4.3
FCF quality0.0
Moat6.0
Piotroski F4.4
  • Cash-burning: FCF -24% of revenue

Growth

10.0/10data confidence 33%
ComponentSub-score
EPS growth10.0

Momentum

2.4/10data confidence 100%
ComponentSub-score
RSI5.5
MACD1.4
OBV1.0
MA position4.0
Volume0.0
  • Volume distribution (falling OBV)
  • Above 200-day MA

Sentiment

5.9/10data confidence 100%
ComponentSub-score
Analyst rating5.0
Price target8.3
erm sentiment4.2
  • Analyst upside: 27%

Insider

5.0/10data confidence 50%

Peer rank

2.8/10data confidence 80%
ComponentSub-score
value rank0.8
quality rank0.4
growth rank5.0

Technical

5.8/10data confidence 100%
ComponentSub-score
bollinger7.8
support resistance7.3
52w position2.0
gap6.0

Risk (lower is worse)

7.4/10data confidence 80%
ComponentSub-score
short interest10.0
days to cover10.0
volatility0.0
beta9.5

Catalyst

7.5/10data confidence 100%
ComponentSub-score
erm5.0
earnings history10.0
earnings timing5.0
surprise avg10.0
  • Perfect beat streak: 4Q

How the verdict was assembled

Engine trigger

Quality below minimum threshold.

Engine technical detail
verdict_path: L1:HARD_BLOCK
Passed (6)
  • INSIDER:OK
  • 8K:CLEAN
  • NEWS_EVENTS:NONE_RECENT
  • EARNINGS_PROXIMITY:96d clear
  • SEMI_CYCLE_PEAK:CLEAR
  • MATERIALS_CYCLE_PEAK:CLEAR
Failed (2)
  • MOMENTUM:2.4<4.5
  • ASYMMETRY:0.7<1.5@spot
Warning (0)

none

Reward-to-Risk
0.68
Upside
+10.2%
Downside
15.0%
Sizing output
AVOID

SetupUNKNOWN No clear chart pattern; technical signals are mixed

EdgeNO_EDGE No clear edge identified

SuitabilityAGGRESSIVE MCap $1.7B<$5B

Investment implication

The L1 gate blocked the positive-verdict path: a hard-floor threshold was breached, so dimensional pillars — including Growth at 10.0 could not lift the engine output above the verdict floor. Failed gate signal: MOMENTUM:2.4<4.5.

The strongest dimensions are Growth at 10.0, Catalyst at 7.5, and Risk (lower is worse) at 7.4; the weakest are Momentum at 2.4, Peer rank at 2.8, and Quality at 3.5. The V9 engine flagged 2 failed gates, producing an asymmetric reward-to-risk of 0.68 and an engine sizing output of AVOID.

What would invalidate the thesis

Falsifying conditions — when triggered, the corresponding pillar's thesis is invalidated.

  • P1Nanobiotix has beaten analyst EPS estimates in all 4 of the most recent reported quarters, with an average positive earnings surprise of 74.9%, suggesting that management's guidance or consensus analyst models consistently underestimate the company's near-term results.

    Trip ifThe company misses consensus EPS estimates by more than 30% in 2 or more of the next 4 quarterly reports.

  • P2The company's overall quality score of 3.5 out of 10 sits below the minimum investable threshold, driven by zero operating and net margin scores, a negative free cash flow at 24% of revenue, and weak returns — indicating the business is not yet self-sustaining.

    Trip ifQuality score remains below 4.0 for 2 consecutive quarters without a clear improvement trajectory.

  • P3Rising on-balance volume and a momentum score of 6.2 with an RSI near 38 — historically a buy-opportunity level — suggest that institutional accumulation may be building ahead of a potential catalyst.

    Trip ifMomentum score drops below 4.0 or on-balance volume declines for 3 consecutive months.

  • P4With only 0.5% upside to the analyst price target and a risk-reward ratio of 0.07, the current price offers virtually no margin of safety relative to fundamental fair value, making new entry unattractive on a risk-adjusted basis.

    Trip ifUpside to analyst price target remains below 5% after the next quarterly earnings report and analyst revision cycle.

Engine reasoning is mechanically derived from pipeline gate outputs. See decision view.

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