Is BST or BSTZ more undervalued in 2026?

CirclFi compares BlackRock Science and Technolog (BST) and BlackRock Science and Technolog (BSTZ) using 13 institutional-grade valuation models. BST has a Quality of Company score of 1.8/10 while BSTZ scores 1.8/10.

Which is a better buy — BST or BSTZ?

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 BST and BSTZ valuations compare?

BST at $49.25 and BSTZ at $30.32 are compared across Bayesian DCF, EPV, EROIC Spread, First Chicago, Markov DDM, and 8 additional models.

BST vs BSTZ Valuation Comparison 2026 — Intrinsic Value Analysis

BST

Asset Management

BlackRock Science and Technolog

Quality

1.8

out of 10

Value Trap

—

Price

$49.25

Last close

Models

6/13

Active

BSTZ

Asset Management

BlackRock Science and Technolog

Quality

1.8

out of 10

Value Trap

—

Price

$30.32

Last close

Models

6/13

Active

Model-by-Model Comparison

Model	Type	BST Fair Value	BST Upside	BSTZ Fair Value	BSTZ Upside
Bayesian DCF	Intrinsic	$13.04	-73.5%	$8.95	-70.5%
First Chicago	Scenario	$•••.••	••.•%	$•••.••	••.•%
Markov DDM	Intrinsic	$26.22	-46.8%	$18.68	-38.4%
ML-RIV	Intrinsic	$•••.••	••.•%	$•••.••	••.•%
Sentiment SOTP	Hybrid	$•••.••	••.•%	$•••.••	••.•%
CUCE Ensemble	Ensemble	$•••.••	••.•%	$•••.••	••.•%

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BST vs BSTZ — Which Stock Is More Undervalued?

BST scores higher with a 1.8/10 quality rating vs BSTZ's 1.8/10. Both stocks are analyzed daily using SEC EDGAR filings across 13 independent models.

Comparing BlackRock Science and Technolog (BST) and BlackRock Science and Technolog (BSTZ) 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.

BST currently trades at $49.25 with a QOC of 1.8/10, while BSTZ trades at $30.32 with a QOC of 1.8/10.

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).