Sidus Space, Inc. (SIDU) Fair Value 2026

SIDU · Aerospace & Defense ·

By CirclFi Research Team · Data from SEC EDGAR, FRED & GDELT

Quality Score

5.2 /10

32 fundamental signals · 1 models active

Value Trap Risk

WARN (48/100)

Quick Summary — As of 2026-08-28, Sidus Space, Inc. (SIDU) trades at $2.21. QOC: 5.2/10. Value Trap Risk: 48/100 (WARN). 1/13 models active.

Key Facts

Ticker
SIDU
Price
$2.21
Quality Score
5.2/10
Value Trap Risk
48/100
Models Active
1/13
Last Updated
Strength: 1 independent models provide multi-angle coverage
Risk: Value Trap score of 48 suggests caution despite apparent undervaluation

What Fair Value Does Each Model Give SIDU?

1 Intrinsic Value Models vs. Current Price ($2.21)

Core Models (Unlocked)
Model Fair Value Upside
Asset-Based · High Conviction
 $1.77 -20.1%

All Models Active

All 1 models are displayed above.

What Is Sidus Space, Inc. (SIDU) Worth in 2026?

According to the CirclFi Deep Alpha Valuation Engine, Sidus Space, Inc.'s intrinsic value is estimated at $1.77, suggesting the stock is overvalued at its current price of $2.21. With 1 out of 1 models flagging downside (-20.1% vs price), the market may be pricing in unsustainable growth.

What Do the Models Say About SIDU?

1 of 13 models are currently active for SIDU. All 1 active models suggest the stock trades above fair value. See which stocks rank higher →

How Does SIDU Rank in Aerospace & Defense?

Among 94 Aerospace & Defense stocks, SIDU ranks #66 by Quality of Company score. CirclFi's QOC score of 5.2/10 evaluates 32 fundamental signals. A score of 5.2 reflects mixed fundamentals.

See all Most Undervalued Aerospace & Defense Stocks →

As a aerospace and defense sector, Sidus Space, Inc. operates in a sector where backlog-to-revenue ratio is a critical driver of valuation. Investors evaluating SIDU should weigh these sector-specific dynamics alongside our model-derived fair values.

Is SIDU a Value Trap?

CirclFi's Value Trap algorithm assigns SIDU a score of 48/100 (WARN). This is a warning signal. Additional research into recent 10-Q filings is recommended. The score cross-references apparent undervaluation against fundamental deterioration signals. Browse lowest value-trap stocks →

Multi-Model Methodology

1 of 13 models are active for Sidus Space, Inc.. Limited activation may indicate insufficient history. Each model applies a fundamentally different valuation philosophy. See the complete methodology →

According to the CirclFi 32-factor quality framework, Sidus Space, Inc.'s fundamental quality profile registers 5.2/10. This mixed score captures the company's profitability depth, growth consistency, balance sheet resilience, and shareholder return track record.

CirclFi runs 13 independent models for each stock. Browse all stocks with 13-model coverage →

Data Sources & Confidence

Every SIDU valuation is built from SEC EDGAR XBRL filings — 700+ standardized financial tags. Macroeconomic context from FRED calibrates discount rates, while GDELT news sentiment feeds into our Sentiment SOTP model. All pipelines run daily. Read the complete data methodology →

Across SIDU's 1 active models, average confidence is 51%. Moderate confidence indicates reasonable fit.

CirclFi's output is a research starting point, not a buy/sell signal. All data updates daily. Read the full methodology →

This analysis is produced by the CirclFi Valuation Engine using quantitative models applied to SEC EDGAR filings, public market feeds, and FRED macroeconomic indicators. It is not financial advice.

Read the full investment analysis: Should You Buy Sidus Space, Inc. Stock in 2026? →

Bull case, bear case, risk factors & peer comparison — updated daily

Which Similar Aerospace & Defense Stocks Should You Also Analyze?

11 related Aerospace & Defense stocks with 13-model coverage

MOBMobilicom LimitedQOC 5.2HOVRNew Horizon Aircraft Ltd.QOC 5.1EVTLVertical Aerospace Ltd.QOC 5.3MRLNMerlin, Inc.QOC 5.1VWAVVisionWave Holdings, Inc.QOC 5.3ARXSArxis, Inc.QOC 5.0DPCDPC Holdings PLCQOC 3.6ATROAstronics CorporationQOC 8.4KRMNKarman Holdings Inc.QOC 6.9BUKSButler National CorporationQOC 9.4HWMHowmet Aerospace Inc.QOC 9.3

Read investment analysis: MOB · HOVR · EVTL · MRLN · VWAV · ARXS · DPC · ATRO · KRMN · BUKS · HWM

Which Other Stocks Have a Similar Quality Score to SIDU?

7 companies across all industries closest to SIDU’s Quality of Company score of 5.2/10.

IMCCIM Cannabis Corp.QOC 5.2FOXXFoxx Development Holdings Inc.QOC 5.2BNAIBrand Engagement Network, Inc.QOC 5.2ALMSAlumis Inc.QOC 5.2TOMZTOMI Environmental Solutions, Inc.QOC 5.2PAPLPineapple Financial Inc.QOC 5.2NVDANVIDIA CorporationQOC 10.0

Read investment analysis: IMCC · FOXX · BNAI · ALMS · TOMZ · PAPL · NVDA

Where Does SIDU Sit in CirclFi's Aerospace & Defense Rankings?

SIDU is ranked against every other Aerospace & Defense stock CirclFi covers in each of these screens.

See all Aerospace & Defense stocks ranked →

What Else Do Investors Ask About Sidus Space, Inc.’s Valuation?

What is Sidus Space, Inc.'s intrinsic value in 2026?

CirclFi does not yet have enough active models to publish a median fair value for Sidus Space, Inc. (SIDU). The Quality of Company score is 5.2/10 across 32 fundamental signals. All models use SEC EDGAR filings updated daily. See our methodology page for how each model works.

Is SIDU overvalued or undervalued right now?

At $2.21, 0 of 1 active models suggest SIDU may be undervalued, while 1 indicate potential overvaluation. The assessment depends on which methodology best fits Sidus Space, Inc.'s business model in Aerospace & Defense.

What does a Quality of Company score of 5.2 mean for SIDU?

Sidus Space, Inc.'s QOC of 5.2/10 reflects 32 fundamental signals: profitability margins, revenue growth consistency, balance sheet leverage, free cash flow generation, and capital allocation efficiency. Scores between 5-7 reflect moderate fundamentals with areas for improvement.

How many valuation models does CirclFi run on SIDU?

CirclFi analyzes SIDU with 13 institutional-grade models daily: Bayesian DCF (Monte Carlo + jump-diffusion), EPV (Greenwald zero-growth), EROIC Spread (McKinsey reinvestment), First Chicago (3-scenario), Markov DDM (regime-switching), ML-RIV (machine learning residual income), Dynamic NAV (asset-based), PWERM (option-theoretic), Regime Cross-Sectional (relative), Sentiment SOTP (hybrid), CUCE Ensemble (meta-model), FTNN Topology (neural network), and RCMH-DCF (conditional regime). Currently 1 of 13 are active for this stock. Read the full methodology →

Is SIDU a value trap in 2026?

Sidus Space, Inc.'s Value Trap score is 48/100 (WARN). This elevated score suggests the stock may look undervalued but faces deteriorating fundamentals — declining margins, rising debt, or shrinking revenue could make the apparent discount deceptive. Browse our ranked stock lists to compare value-trap scores across industries. Browse stocks by value-trap risk →

Cite this analysis — “CirclFi assigns Sidus Space, Inc. (SIDU) a Quality of Company score of 5.2/10 across 32 fundamental signals as of 2026-08-28.” Source: circlfi.com/stock/SIDU/ · Methodology
Primary sources for this SIDU valuation
  • Financial statements: Sidus Space, Inc. 10-K and 10-Q filings on SEC EDGAR (CIK 0001879726) — 700+ standardized XBRL tags, published by the U.S. Securities and Exchange Commission.
  • Discount-rate inputs: FRED, Federal Reserve Bank of St. Louis — risk-free rates, VIX, yield curve, inflation.
  • News sentiment: The GDELT Project — global media tone, input to the Sentiment SOTP model.
  • Model definitions: CirclFi methodology — the published specification for all 13 models, including the academic sources each one implements.

Market data for SIDU as of ; valuations recomputed .