Is SRZN or STRO more undervalued in 2026?

CirclFi compares Surrozen, Inc. (SRZN) and Sutro Biopharma, Inc. (STRO) using 13 institutional-grade valuation models. SRZN has a Quality of Company score of 4.1/10 while STRO scores 5.6/10.

Which is a better buy — SRZN or STRO?

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 SRZN and STRO valuations compare?

SRZN at $26.16 and STRO at $29.63 are compared across Bayesian DCF, EPV, EROIC Spread, First Chicago, Markov DDM, and 8 additional models.

SRZN vs STRO Valuation Comparison 2026 — Intrinsic Value Analysis

SRZN

Biotechnology

Surrozen, Inc.

Quality

4.1

out of 10

Value Trap

LOW

Price

$26.16

Last close

Models

8/13

Active

STRO

Biotechnology

Sutro Biopharma, Inc.

Quality

5.6

out of 10

Value Trap

SAFE

Price

$29.63

Last close

Models

8/13

Active

Model-by-Model Comparison

Model	Type	SRZN Fair Value	SRZN Upside	STRO Fair Value	STRO Upside
Bayesian DCF	Intrinsic	$11.85	-54.7%	$7.89	-73.4%
First Chicago	Scenario	$•••.••	••.•%	$•••.••	••.•%
ML-RIV	Intrinsic	$•••.••	••.•%	$•••.••	••.•%
Dynamic NAV	Asset-Based	$0.88	-97.3%	$4.73	-84.0%
PWERM	Option-Based	$•••.••	••.•%	$•••.••	••.•%
Regime Cross-Sectional	Relative	$•••.••	••.•%	$•••.••	••.•%
Sentiment SOTP	Hybrid	$•••.••	••.•%	$•••.••	••.•%
CUCE Ensemble	Ensemble	$•••.••	••.•%	$•••.••	••.•%

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SRZN vs STRO — Which Stock Is More Undervalued?

STRO scores higher with a 5.6/10 quality rating vs SRZN's 4.1/10. Both stocks are analyzed daily using SEC EDGAR filings across 13 independent models.

Comparing Surrozen, Inc. (SRZN) and Sutro Biopharma, Inc. (STRO) 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.

SRZN currently trades at $26.16 with a QOC of 4.1/10, while STRO trades at $29.63 with a QOC of 5.6/10.

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).