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STLNStarling Oncology, Inc.Sell6.0·$6.64
STLN · Why this verdict

Why Starling Oncology (STLN) is rated SELL

Updated

Model-generated analysis — not investment advice. Not a registered investment advisor. Past performance does not guarantee future results. How we score · Editorial policy

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Methodology · Editorial policy & full disclaimer

VerdictSELL
Overall score6.0/10
ConfidenceMEDIUM
MacroNEUTRAL
TrendMatrix Research · core thesis

Engine thesis — one sentence

Starling Oncology is a fast-growing small-cap care provider with a clear analyst-target gap, but unprofitable operations, a patchy earnings record and weakening momentum leave quality below the engine's floor.

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

Thesis pillars

Quality is 2.1, well below the 4.0 floor, with gross, operating and net margins and return on assets all scored at zero.

→Stable
Quality
Expectation
Margins turn positive and quality clears the 4.0 floor within 12 months.

CounterScaling revenue at this rate may eventually lift margins through operating leverage, making today's score too harsh.

Revenue grew 35% YoY, with quarterly revenue rising from 119.8M in mid-2025 to 161.3M in the June 2026 quarter, an industry growth leader.

→Stable
Growth breakdown
Expectation
Revenue reaches the 168.7M next-quarter estimate and keeps growing above 25% YoY over 12 months.

CounterGrowth has not produced profit, and a high-growth multiple can compress fast if expansion slows.

Analyst upside of 23.3% against 11.4% downside to the stop gives an asymmetry ratio of 2.05, above the 1.5 bar.

→Stable
Estimated upside
Expectation
Price moves toward the 7.83 target while holding above the 5.91 stop.

CounterMomentum of 3.2 is under the 4.5 bar with falling on-balance volume, and implied volatility of 219% makes the stop easy to hit.

Earnings are inconsistent: 2 beats and 2 misses in the last 4 quarters, including a miss on 2026-08-06 (actual -0.08 vs -0.06 estimate), and a longer history dominated by misses.

→Stable
Last 4 quarters
Expectation
Quarterly per-share loss narrows toward -0.02 with beats in at least 3 of the next 4 quarters.

CounterEstimates for a small, unprofitable name are noisy, and repeated misses indicate weak forecasting visibility.

Per-dimension breakdown

Value

8.3/10data confidence 33%
ComponentSub-score
P/S9.6
Analyst target7.5
  • ▸Attractively valued

Quality

2.1/10data confidence 100%
ComponentSub-score
ROA0.0
Gross margin0.0
Op margin0.0
Net margin0.0
Current ratio5.1
Moat5.5
Piotroski F4.4
  • ▸Quality concerns

Growth

10.0/10data confidence 33%
ComponentSub-score
Rev growth10.0
  • ▸Strong growth: 35% YoY

Momentum

4.4/10data confidence 100%
ComponentSub-score
RSI5.5
MACD3.7
OBV1.0
MA position9.0
Volume2.9
  • ▸Volume distribution (falling OBV)
  • ▸Above 200-day MA

Sentiment

7.1/10data confidence 100%
ComponentSub-score
LLM sentiment5.0
Analyst rating7.3
Price target9.2
  • ▸Light analyst coverage (5.0) — signal dampened
  • ▸Analyst upside: 42%

Insider

5.0/10data confidence 50%

Peer rank

4.8/10data confidence 80%
ComponentSub-score
value rank5.0
quality rank0.6
growth rank8.5
  • ▸Industry growth leader

Technical

5.6/10data confidence 100%
ComponentSub-score
bollinger4.1
support resistance4.1
52w position8.6

Risk (lower is worse)

4.1/10data confidence 100%
ComponentSub-score
short interest6.3
days to cover5.8
volatility0.0
put call3.8
implied vol0.0
max pain risk3.0
beta10.0
  • ▸High IV: 120%
  • ▸Above max pain $2
  • ▸Concentration risks: 1 HIGH, 3 MED (10-K Item 1A — sized via position_sizing, validated via buy_confidence)

Catalyst

5.7/10data confidence 100%
ComponentSub-score
erm5.0
earnings history3.3
earnings timing5.0
surprise avg10.0
news activity5.0
  • ▸Earnings concerns: 2B/2M
  • ▸Earnings in 7 days

How the verdict was assembled

Engine trigger

Quality below minimum threshold.

Engine technical detail
verdict_path: L1:HARD_BLOCK:QUALITY_FLOOR
Passed (5)
  • ASYMMETRY:1.9>=1.5
  • INSIDER:OK
  • 8K:CLEAN
  • SEMI_CYCLE_PEAK:CLEAR
  • MATERIALS_CYCLE_PEAK:CLEAR
Failed (2)
  • MOMENTUM:4.4<4.5
  • EARNINGS_PROXIMITY:7d<=7d
Warning (0)

none

Reward-to-Risk
1.89
Upside
+23.2%
Downside
12.3%
Sizing output
AVOID

SetupRange Bound — RSI 57 mid-range, Bollinger mid-band

EdgeInst Constrain — Small cap ($0.7B) below institutional reach

SuitabilityAggressive — MCap $0.7B<$5B

Investment implication

The SELL_IF_HOLDING verdict reflects the MOMENTUM gate's 4.4<4.5 outcome against Growth at 10.0 and asymmetric R:R of 1.89.

The strongest dimensions are Growth at 10.0, Value at 8.3, and Sentiment at 7.1; the weakest are Quality at 2.1, Risk (lower is worse) at 4.1, and Momentum at 4.4. The V9 engine flagged 2 failed gates, producing an asymmetric reward-to-risk of 1.89 and an engine sizing output of AVOID.

What would invalidate the thesis

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

  • P1Strong Revenue Growth

    Trip ifRevenue growth falls below 15% YoY for 2 consecutive quarters.

  • P2Unprofitable Quality Below Floor

    Trip ifQuality score rises above 4.0 for 2 consecutive quarters.

  • P3Analyst Target Gap Asymmetry

    Trip ifPrice falls below the 5.91 stop-loss, more than 7% under the current 6.35.

  • P4Mixed Earnings Record

    Trip ifEPS surprise stays below 0% for 3 consecutive quarters.

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

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