STRO
Sutro Biopharma, Inc.
NasdaqGM Healthcare United States
10,79 $US
-6.50% today
-1.55% YTD · -6.98% 1Y
2
Insider transactions
SEC Form 4 · AMF · BaFin — rolling 90 days
15
Hedge funds tracked
Latest available SEC 13F filings
52
/ 100
MIXED

Analysis Sutro Biopharma, Inc. (STRO) — Kairos Score 52/100

Composite score aggregating 8 smart money dimensions: insiders (SEC/AMF/BaFin), hedge funds, politicians & gurus, price momentum, valuation, analyst consensus, financial health, earnings momentum. The higher the score, the more favorable the institutional signals consensus.

💡 Detailed breakdown (the 8 sub-scores) available in the Premium dashboard.

About Sutro Biopharma, Inc.

Sutro Biopharma, Inc. operates as an oncology company. The company develops site-specific and novel-format antibody drug conjugates (ADCs) that enables its proprietary integrated cell-free protein synthesis platform, XpressCF; and site-specific conjugation platform, XpressCF+. Its lead product candidate includes STRO-004, a tissue factor (TF) targeting ADC for the treatment of TF-expressing solid tumors, including non-small cell lung cancer, head and neck squamous cell carcinoma, cervical cancer, colorectal cancer, pancreatic ductal adenocarcinoma, endometrial cancer, and bladder cancer. The company also develops VAX-24 and Vax-31 pneumococcal conjugate vaccine candidates that is in Phase II/III clinical trials for the treatment of invasive pneumococcal disease in adults and adults and infants; and STRO-003, an ADC directed against an anti-receptor tyrosine kinase-like orphan receptor 1 (ROR1) for the treatment of solid tumors, such as triple negative breast cancer, non-small cell lung cancer, and ovarian cancer, as well as hematological cancers. Sutro Biopharma, Inc. has collaboration and license agreements with Vaxcyte to discover and develop vaccine candidates for the treatment or prophylaxis of infectious diseases; Tasly Biopharmaceuticals Co., Ltd. to develop and commercialize STRO-002 in Greater China; Ipsen to develop and commercialize STRO-003, an ADC targeting ROR1; and Astellas Pharma Inc. to develop immunostimulatory ADC. The company was formerly known as Fundamental Applied Biology, Inc. Sutro Biopharma, Inc. was incorporated in 2003 and is headquartered in South San Francisco, California.

Key info

👔
CEO
Ms. Jane Chung R.Ph.
📍
HQ
111 Oyster Point Boulevard, South San Francisco, CA, 94080, United States
👥
Employees
128
💰
Market cap
178 910 832,00 $US
💸
Dividend yield
0.00%

🕴️ Insider activity (90 days)

2 transactions — 0 buys and 0 sales reported by Sutro Biopharma, Inc. executives.

GH
Gerber Hans-Peter
CHIEF SCIENTIFIC OFFICER · 2026-09-18
Other
GH
Gerber Hans-Peter
CHIEF SCIENTIFIC OFFICER · 2026-09-18
Other

🏦 Hedge Funds

15 institutional funds report a position on STRO in their latest SEC quarterly filing.

BlackRock, Inc.
VANGUARD CAPITAL MANAGEMENT LLC
Woodline Partners LP
GEODE CAPITAL MANAGEMENT, LLC
MILLENNIUM MANAGEMENT LLC

📰 Recent news

15 recent articles on STRO.

🧠 What makes Kairos Insider

Beyond raw data, we aggregate and score every smart money signal to give you a unique view.

🧠

Kairos Score 0-100

8-dimension composite score: insiders · hedge funds · politicians · momentum · valuation · health · analysts · earnings.

🎯

Insider Clusters

Detection of clustered purchases or sales by several executives in the same stock.

🏦

13F Hedge Funds

Berkshire, Pershing Square, Tiger Global, Bridgewater and other reporting funds.

📈

ETF Rotations

NANC & GOP (Pelosi & Republicans), GURU (top hedge funds), ARK (Cathie Wood). See who enters and exits each week.

🔥

Google Trends

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📧

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Companies in the same sector as Sutro Biopharma, Inc.

Official sources · Public data · SEC EDGAR — Form 4 & 13F · AMF — Executive filings · BaFin — Directors' Dealings · Yahoo Finance · Alpha Vantage

🔓 Unlock the full analysis

This public page only shows a preview. The full analysis of STRO on the Kairos Insider dashboard includes:

✅ Full Kairos Score (8-axis radar + synthesis)
✅ History of all 2 insider transactions over 90 days
✅ All 15 detected institutional funds
✅ Thematic ETFs (ARK, BUZZ, NANC, GOP, JEPI…)
✅ Hot Stocks Google Trends
✅ Available history: AUM + rotations
✅ Fundamentals (P/E, PEG, EV/EBITDA, ROE…)
✅ Financial health (Altman Z, Piotroski F)
✅ Sector peers + recent earnings
See full analysis →
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