NASDAQ · SPRO

Spero Therapeutics, Inc.

$1.19 +$0.03 (+2.59%) 1D After hours

Key Metrics

$67.17M
Market cap
4.41×
P/E · TTM
$61.19M
Revenue · TTM
$15.24M
Net income
EPS · TTM $0.28
Dividend yield
Free cash flow
Beta · 1Y 1.47
EBITDA · TTM
Gross margin

The Story So Far

LAST 6 MONTHS PRIMARY SOURCES ONLY
  • Jul 23
    From its Jun 4 high, the share price fell 61%.

    Peak close $2.98 on Jun 4; trough close $1.16 on Jul 23. The drawdown is the fact — the chapters around it are the context.

    RECEIPT: PRICE SERIES, PEAK-TO-TROUGH -61%
  • Jul 16
    Money rotated out of high-beta cohorts market-wide.

    High-beta names lagged the blue-chips by 18.6 points over ten sessions around this date. Stocks in that cohort weren't falling alone — they fell together.

    RECEIPT: ROTATION GAUGE, LIVE
  • Jul 14
    The stock moved -22.0% in a single session.

    Sessions this size usually pair with a chapter above or below — a filing, a headline, or the whole cohort moving together.

    RECEIPT: DAILY BAR, Jul 14
  • Jun 17
    The stock moved -23.8% in a single session.

    Sessions this size usually pair with a chapter above or below — a filing, a headline, or the whole cohort moving together.

    RECEIPT: DAILY BAR, Jun 17

The story updates itself as events post · The wolf reports; you decide

Snapshot

Market cap$67.17M
Enterprise value
Shares outstanding57.9M
52-wk range$1.08 – $3.08
Avg volume · 20D888.1K
Net cash
Book value / share$0.96
IndustryPharmaceutical Preparations
ExchangeNASDAQ
About Spero Therapeutics, Inc.
IPO dateNov 2, 2017
Employees25

Spero Therapeutics Inc is a clinical-stage biopharmaceutical firm. It focuses on identifying, developing, and commercializing novel treatments for MDR (Multi-drug-resistant) bacterial infections and rare diseases.

Wolf Grade COMING SOON

The wolf is in training. Composite grades vs sector — profitability, health, value, momentum — arrive with the percentile engine. Methodology will be public.

Valuation

P/E4.41
P/S1.10
P/FCF
EV/EBITDA
EV/Sales
Graham №$2.43

Profitability

Gross
Operating 22.1%
Net 24.9%
FCF
ROE / ROIC 30.8% · —

Financial Health

Current ratio10.50
Quick ratio
Debt / equity
Debt / EBITDA
Net cash
Working capital$52.12M

Cash Flow · TTM

Operating CF $7.24M
Capex
Free cash flow
Buybacks
Dividends paid
Shareholder yield

Piotroski F-Score

4 / 9
Middling fundamentals · 4 of 9 signals passing

Altman Z-Score

-1.4
Distress zone (< 1.81) · elevated risk

Graham Number vs Price

$2.43 vs $1.19
Trades below classic defensive value — Graham-cheap
Fundamentals through 2026-03-31 · computed by TickerWolf from SEC filings