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Seres Therapeutics, Inc. (MCRB)

NASDAQ

$5.58

$-0.12

(-2.10%)

Previous Close: ⁦$5.72⁩

Market Closed

Seres Therapeutics, Inc. (MCRB) Live Price Chart

Last updated: ⁦2026-09-09 05:05:40⁩. Prices reflect the latest closing data and will resume updating on the next trading day. Stock price data is sourced from Massive.

Summary

Seres Therapeutics, Inc. (MCRB) operates in the PHARMACEUTICAL PREPARATIONS sector and is listed on NASDAQ. The stock is currently priced at $5.58, with a market capitalization of $57.46M and a P/E ratio of --. Over the past 52 weeks, its price has ranged from $4.32 to $29.98. This page covers its latest market performance, valuation, price trends and company information.

Key Market Data

Market Cap	$57.46M
Open	$5.68
Day's High	$1,040.00
Day's Low	$4.32
Previous Close	$5.72
Volume	34.30K
Average Volume	88.98K
P/E Ratio	--
52-Week High	$29.98
52-Week Low	$4.32
Dividend Yield	--
Earnings Date	--

Seres Therapeutics, Inc. (MCRB) Latest Closing Stock Price

Seres Therapeutics, Inc. (MCRB) last closed at $5.72 as of 2026-09-08 23:31:00, unchanged from the previous close of $5.72.

During the latest regular trading session, MCRB traded between $4.32 and $1,040.00, with a volume of 34.30K shares. The closing price was near the lower end and near the lower end of its 52-week range.

Seres Therapeutics, Inc. (MCRB) 7-Day Stock Price Change

Over the past seven days, Seres Therapeutics, Inc. (MCRB) moved from $4.95 to $5.58, representing a gain of 12.63% ($0.63).

The stock traded between $4.77 and $5.95 during the period. The latest price is near the upper end of the 7-day range, indicating strong upward.

The average daily volume was 54.98 thousand shares, down versus the previous seven-day period, indicating lower trading activity.

MCRB 52-Week Price Position

Position in Range: 4.9%

52W Low$4.32

52W High$29.98

MCRB is currently trading at $5.58, placing it 4.9% of the way from its 52-week low of $4.32 to its 52-week high of $29.98. This percentage reflects the stock's relative position within its 52-week trading range, not its valuation or future performance.

What is Seres Therapeutics, Inc. (MCRB)?

Seres Therapeutics Inc is a clinical-stage biotechnology company focused on the development of live biotherapeutic candidates. Its pipeline includes candidates such as SER-155 and SER-603, aimed at preventing and treating bacterial infections, antimicrobial resistance, and gastrointestinal immune diseases. The company operates as a single reportable segment, mainly developing microbiome-based therapies targeting bacterial infections, antimicrobial resistance, and gastrointestinal immune diseases.

Seres Therapeutics, Inc. Information

Industry	PHARMACEUTICAL PREPARATIONS
Employees	66
Exchange	NASDAQ
Company Website	https://www.serestherapeutics.com

How to Buy Seres Therapeutics, Inc. (MCRB) Stock on MEXC

Eligible investors can buy real shares of Seres Therapeutics, Inc. (MCRB) 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 licensed 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 MCRB and Place Your Order

Open the RealStocks trading page and search for MCRB. 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 Seres Therapeutics, Inc. (MCRB) stock price today?

Seres Therapeutics, Inc. (MCRB) is currently trading at $ 5.58, down 2.53% ($0.14) from the previous close of $ 5.72. Intraday prices update in real time during regular trading hours.

2.Is MCRB stock going up or down today?

As of 2026-09-08 23:31:00, MCRB is trading at $ 5.58, down 2.53% ($0.14) from its previous close of $ 5.72. The stock has traded between $ 4.32 and $ 1,040.00 during today’s regular session. Past price movements do not guarantee future results.

3.What is MCRB pre-market price?

As of 2026-09-08 23:31:00, MCRB is trading at $ 5.70 in pre-market trading, down 0.37% ($0.02) from the previous close of $ 5.72. Pre-market prices reflect trading activity before the regular session opens and may experience lower liquidity and higher volatility.

4.What is MCRB after-hours price?

As of 2026-09-08 23:31:00, MCRB is trading at $ 5.57 in after-hours trading, down 2.71% ($0.15) from the regular-session close of $ 5.72. After-hours prices may differ from the regular session’s opening price due to lower liquidity and wider bid-ask spreads.

5.Is MCRB stock trading now?

MCRB 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 MCRB sit relative to its 52-week high and low?

Over the past 52 weeks, MCRB has traded between a low of $ 4.32 and a high of $ 29.98. At $ 5.58, the stock is positioned 4.9% 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 Seres Therapeutics, Inc. in?

Seres Therapeutics, Inc. (MCRB) operates in the PHARMACEUTICAL PREPARATIONS sector. Sector classification helps investors compare it with companies exposed to similar market trends and competitive conditions.

8.What is Seres Therapeutics, Inc.'s market capitalization and where is it listed?

Seres Therapeutics, Inc. is listed on the NASDAQ exchange with a market capitalization of $ 57.46M. Market cap reflects the total market value of all outstanding shares and is commonly used to classify stocks by size.

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

MCRB trades at a P/E ratio of --, based on trailing-twelve-month EPS of --. 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 Seres Therapeutics, Inc. pay a dividend?

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