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Sutro Biopharma, Inc. (STRO)

NASDAQ

$16.55

$-0.34

(-2.04%)

Pre-Market

Sutro Biopharma, Inc. (STRO) Live Price Chart

Last updated: ⁦2026-09-16 11:41:00⁩. Prices reflect the latest pre-market trading data. Stock price data is sourced from Massive.

Summary

Sutro Biopharma, Inc. (STRO) operates in the BIOLOGICAL PRODUCTS, (NO DIAGNOSTIC SUBSTANCES) sector and is listed on NASDAQ. The stock is currently priced at $16.55, with a market capitalisation of $280.39M and a P/E ratio of --. Over the past 52 weeks, its price has ranged from $7.15 to $43.85. This page covers its latest market performance, valuation, price trends and company information.

Key Market Data

Market Cap	$280.39M
Open	$16.82
Day's High	$283.00
Day's Low	$5.23
Previous Close	$16.91
Volume	1.26M
Average Volume	355.44K
P/E Ratio	--
52-Week High	$43.85
52-Week Low	$7.15
Dividend Yield	--
Earnings Date	--

Sutro Biopharma, Inc. (STRO) Pre-Market Stock Price

Sutro Biopharma, Inc. (STRO) is trading at $16.98 in pre-market trading as of 2026-09-15 23:31:00, up 0.44% ($0.07) from the previous close of $16.91

Pre-market trading shows how investors are pricing STRO before the regular session opens. The current pre-market price is near the previous close, indicating positive early trading sentiment.

Sutro Biopharma, Inc. (STRO) 7-Day Stock Price Change

Over the past seven days, Sutro Biopharma, Inc. (STRO) moved from $20.07 to $16.55, representing a decline of 17.53% ($3.52).

The stock traded between $15.43 and $20.43 during the period. The latest price is near the lower end of the 7-day range, indicating strong downward.

The average daily volume was 440.19 thousand shares, up versus the previous seven-day period, indicating higher trading activity.

STRO 52-Week Price Position

Position in Range: 25.6%

52W Low$7.15

52W High$43.85

STRO is currently trading at $16.55, placing it 25.6% of the way from its 52-week low of $7.15 to its 52-week high of $43.85. This percentage reflects the stock's relative position within its 52-week trading range, not its valuation or future performance.

What is Sutro Biopharma, Inc. (STRO)?

Sutro Biopharma Inc is a clinical-stage drug discovery, development, and manufacturing company. The company manufactures next-generation protein therapeutics for cancer and autoimmune disorders through its proprietary integrated cell-free protein synthesis platform, XpressCF. Products offered by the company include STRO-001 for patients with multiple myeloma and lymphoma and STRO-002 for the treatment of ovarian and endometrial cancers. Company's wholly-owned product candidate is STRO-004, a single homogeneous ADC directed against tissue factor which are developing for the treatment of solid tumors. The company also pipeline contains STRO-006, STRO-00X, STRO-00Y, STRO-003, VAX24, VAX31, and Others.

Sutro Biopharma, Inc. Information

Industry	BIOLOGICAL PRODUCTS, (NO DIAGNOSTIC SUBSTANCES)
Employees	128
Exchange	NASDAQ
Company Website	https://www.sutrobio.com

How to Buy Sutro Biopharma, Inc. (STRO) Stock on MEXC

Eligible investors can buy real shares of Sutro Biopharma, Inc. (STRO) through MEXC RealStocks. Follow these three steps to open a RealStocks account, transfer USDT, and place a US stock order.

Step 1: Open and Verify Your RealStocks Account

Log in to the MEXC App, go to Trade → RealStocks, and select Open Account. Complete the required account-opening and identity verification process with MEXC's partner licenced broker.

Step 2: Transfer USDT to Your RealStocks Account

Go to Wallets → RealStocks and transfer USDT from your Spot Account to your RealStocks Account. RealStocks are quoted in USD, while account funding can be completed using USDT.

Step 3: Search for STRO and Place Your Order

Open the RealStocks trading page and search for STRO. Select a market or limit order, enter the price and quantity as required, review the order details, and submit your order. Once filled, the corresponding real shares will be held in your RealStocks Account.

Frequently Asked Questions (FAQ)

1.What is Sutro Biopharma, Inc. (STRO) stock price today?

Sutro Biopharma, Inc. (STRO) is currently trading at $ 16.55, down 2.12% ($0.36) from the previous close of $ 16.91. Intraday prices update in real time during regular trading hours.

2.Is STRO stock going up or down today?

As of 2026-09-15 23:31:00, STRO is trading at $ 16.55, down 2.12% ($0.36) from its previous close of $ 16.91. The stock has traded between $ 5.23 and $ 283.00 during today’s regular session. Past price movements do not guarantee future results.

3.What is STRO pre-market price?

As of 2026-09-15 23:31:00, STRO is trading at $ 16.98 in pre-market trading, up 0.44% ($0.07) from the previous close of $ 16.91. Pre-market prices reflect trading activity before the regular session opens and may experience lower liquidity and higher volatility.

4.What is STRO after-hours price?

As of 2026-09-15 23:31:00, STRO is trading at $ 16.56 in after-hours trading, down 2.10% ($0.36) from the regular-session close of $ 16.91. After-hours prices may differ from the regular session’s opening price due to lower liquidity and wider bid-ask spreads.

5.Is STRO stock trading now?

STRO trades on the NASDAQ exchange during regular hours, Monday through Friday, 9:30 AM to 4:00 PM ET, excluding public holidays. Pre-market and after-hours trading are also available through select brokers outside these hours.

6.Where does STRO sit relative to its 52-week high and low?

Over the past 52 weeks, STRO has traded between a low of $ 7.15 and a high of $ 43.85. At $ 16.55, the stock is positioned 25.6% of the way from its 52-week low to its 52-week high, providing context for its current price within the one-year trading range.

7.What sector is Sutro Biopharma, Inc. in?

Sutro Biopharma, Inc. (STRO) operates in the BIOLOGICAL PRODUCTS, (NO DIAGNOSTIC SUBSTANCES) sector. Sector classification helps investors compare it with companies exposed to similar market trends and competitive conditions.

8.What is Sutro Biopharma, Inc.'s market capitalisation and where is it listed?

Sutro Biopharma, Inc. is listed on the NASDAQ exchange with a market capitalisation of $ 280.39M. Market cap reflects the total market value of all outstanding shares and is commonly used to classify stocks by size.

9.How is STRO valued in terms of P/E ratio and EPS?

STRO trades at a P/E ratio of --, based on trailing-twelve-month EPS of $ -10.89. P/E ratio compares the stock price to earnings per share and is a common starting point for assessing valuation relative to peers.

10.Does Sutro Biopharma, Inc. pay a dividend?

Sutro Biopharma, Inc. pays an indicated annual cash dividend of $ 0.00 per share, with a current dividend yield of 0.00% based on the latest share price. Dividend policies are subject to change at the board's discretion.