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SUTRO BIOPHARMA, INC. (STRO) is a biological products, (no diagnostic substances) company. Piotroski F-Score 2/7. 9 insider Form 4 filings in the last 90 days. Next earnings projected around 2026-08-06 from STRO's year-over-year reporting pattern (not yet company-confirmed). Fundamentals from SEC filings; prices are end-of-day.
EOD daily bars · delayed, not real-time · data: DatabentoCharting by TradingView Lightweight Charts™
XBRL company facts, SEC EDGAR. TTM = last four reported quarters. Valuation ratios arrive with a price source — we don't fake quotes.
FY ending 2025-12-31 vs 2024-12-31. original 1968 formula; calibrated on manufacturers, read financials/REITs with care
A plain-English read on STRO plus an auto-SWOT — built from STRO's SEC filings and market data, every point cited, nothing invented. Educational, not investment advice.
Four AI analysts — a bull, a bear, a risk manager, and a PM — debate STRO using only the SEC-filing and market facts below. Every point cites its evidence; nothing is invented. This is educational research, not investment advice.
Educational only — not financial advice. Data from SEC EDGAR public filings; no live market data is shown. Figures reflect the company's own reported XBRL facts and may lag.
Projected from STRO's own SEC 8-K filing history — the year-over-year reporting pattern (~50% land the exact day, ~90% within a week). No analyst estimates, no scraped calendars, nothing invented. It upgrades to a confirmed date + time the moment STRO files its announcement.
STRO has sold off after 6 of its last 8 earnings reports.
Each figure is one earnings reaction — how much STRO moved from the closing price the day before a report to the close the day after. Based on its last 8 reports.
Large earnings reactions have been common.
STRO has traded lower after most recent earnings releases.
The average is inflated by its most volatile prints (+14.0% and -39.5%).
A more typical earnings reaction has been approximately ±13.1%.
Realized close-to-close history only — no options-implied move, no analyst estimates.
| Reported | Close-to-close |
|---|---|
| 2026-05-14 | -1.6% |
| 2026-03-23 | +14.0% |
| 2025-11-06 | -17.1% |
| 2025-08-07 | -1.9% |
| 2025-05-08 | -12.3% |
| 2025-03-13 | -39.5% |
| 2024-11-13 |
Earnings dates are the company's 8-K Item 2.02 filings (SEC). Reactions from Databento EOD.
| -15.4% |
| 2024-08-13 | +10.8% |