Is STRO or TECX more undervalued in 2026?

CirclFi compares Sutro Biopharma, Inc. (STRO) and Tectonic Therapeutic, Inc. (TECX) using 13 institutional-grade valuation models. STRO has a Quality of Company score of 5.6/10 while TECX scores 4.3/10.

Which is a better buy — STRO or TECX?

Compare intrinsic values from 13 independent models against current market prices. CirclFi also calculates Value Trap scores. This is not financial advice — conduct your own analysis.

How do STRO and TECX valuations compare?

STRO at $29.23 and TECX at $31.16 are compared across Bayesian DCF, EPV, EROIC Spread, First Chicago, Markov DDM, and 8 additional models.

STRO vs TECX Valuation Comparison 2026 — Intrinsic Value Analysis

STRO

Biological Products, (No Diagnostic Substances)

Sutro Biopharma, Inc.

Quality

5.6

out of 10

Value Trap

SAFE

Price

$29.23

Last close

Models

8/13

Active

TECX

Biological Products, (No Diagnostic Substances)

Tectonic Therapeutic, Inc.

Quality

4.3

out of 10

Value Trap

SAFE

Price

$31.16

Last close

Models

7/13

Active

Model-by-Model Comparison

Model	Type	STRO Fair Value	STRO Upside	TECX Fair Value	TECX Upside
Bayesian DCF	Intrinsic	$8.37	-71.4%	$14.60	-53.2%
First Chicago	Scenario	$•••.••	••.•%	$•••.••	••.•%
ML-RIV	Intrinsic	$•••.••	••.•%	$•••.••	••.•%
Dynamic NAV	Asset-Based	$4.73	-83.8%	$18.11	-41.9%
PWERM	Option-Based	$•••.••	••.•%	$•••.••	••.•%
Regime Cross-Sectional	Relative	$•••.••	••.•%	$•••.••	••.•%
Sentiment SOTP	Hybrid	$•••.••	••.•%	$•••.••	••.•%
CUCE Ensemble	Ensemble	$•••.••	••.•%	$•••.••	••.•%

🔒

Unlock Full 13-Model Comparison

Access all valuation models for STRO vs TECX — including EROIC Spread, First Chicago, Markov DDM, PWERM, and 7 more.

Access Full Analysis — From $27/mo →

STRO vs TECX — Which Stock Is More Undervalued?

STRO scores higher with a 5.6/10 quality rating vs TECX's 4.3/10. Both stocks are analyzed daily using SEC EDGAR filings across 13 independent models.

Comparing Sutro Biopharma, Inc. (STRO) and Tectonic Therapeutic, Inc. (TECX) across 13 institutional-grade valuation models reveals how each company's intrinsic value stacks up against its market price. CirclFi's engine processes SEC EDGAR 10-K and 10-Q filings, FRED macroeconomic data, and GDELT news sentiment to generate independent fair value estimates daily.

STRO currently trades at $29.23 with a QOC of 5.6/10, while TECX trades at $31.16 with a QOC of 4.3/10.

Both companies are analyzed with models spanning intrinsic (Bayesian DCF, EPV), scenario-based (First Chicago), regime-switching (Markov DDM, RCMH-DCF), machine learning (ML-RIV, FTNN Topology), and ensemble methods (CUCE).