Seaport Therapeutics, Inc. Common Stock (NASDAQ:SPTX) — Market Cap & Net Worth

$1.23 Billion USD  · Rank #8012

Market Cap & Net Worth: Seaport Therapeutics, Inc. Common Stock (SPTX)

Seaport Therapeutics, Inc. Common Stock (NASDAQ:SPTX) has a market capitalization of $1.23 Billion ($1.23 Billion) as of September 16, 2026. Listed on the NASDAQ stock exchange, this USA-based company holds position #8012 globally and #2375 in its home market, demonstrating a -7.64% decrease in market value over the past year.

Market capitalization, also known as net worth in stock markets, is calculated by multiplying Seaport Therapeutics, Inc. Common Stock's stock price $22.96 by its total outstanding shares 53530550 (53.53 Million). Also see SPTX total asset value for a full breakdown of the balance sheet.

Seaport Therapeutics, Inc. Common Stock Market Cap History: 2026 to 2026

Seaport Therapeutics, Inc. Common Stock's market capitalization history from 2026 to 2026. Data shows growth from $1.23 Billion to $1.23 Billion (0.00% CAGR). Also see Seaport Therapeutics, Inc. Common Stock cash flow conversion for how efficiently the company converts equity into cash flow.

Seaport Therapeutics, Inc. Common Stock Market Cap to Earnings & Revenue Ratios Timeline

This chart shows how Seaport Therapeutics, Inc. Common Stock's valuation ratios have evolved. The Price to Sales (P/S) ratio compares market cap to revenue, while the Price to Earnings (P/E) ratio compares market cap to net income. Lower values may indicate a more undervalued company relative to its financial performance. Check Seaport Therapeutics, Inc. Common Stock (SPTX) stock price for real-time trading data and today's change.

Latest Price to Sales (P/S) Ratio

No P/S ratio data available

Latest Price to Earnings (P/E) Ratio

No P/E ratio data available

What These Ratios Tell Investors:

  • Price to Sales (P/S) Ratio: Shows how much investors are paying for each dollar of the company's sales. Lower P/S ratios may indicate undervaluation.
  • Price to Earnings (P/E) Ratio: Shows how much investors are paying for each dollar of the company's earnings. This is one of the most common valuation metrics.
  • Trends in these ratios over time can indicate changing investor sentiment about the company's future growth prospects.
  • Industry comparison provides context for whether the company is valued higher or lower than peers.
Year Market Cap (USD) Revenue (USD) Net Income (USD) P/S Ratio P/E Ratio
No financial ratio data available

Competitor Companies of SPTX by Market Capitalization

Companies near Seaport Therapeutics, Inc. Common Stock in the global market cap rankings as of September 16, 2026. Review Seaport Therapeutics, Inc. Common Stock (SPTX) tangible net worth to assess the quality of the company's equity after excluding intangible assets.

Key companies related to Seaport Therapeutics, Inc. Common Stock by market ranking:

  • Vertex Pharmaceuticals Inc (NASDAQ:VRTX): Ranked #186 globally with a market cap of $130.44 Billion USD.
  • Regeneron Pharmaceuticals Inc (NASDAQ:REGN): Ranked #353 globally with a market cap of $78.29 Billion USD.
  • CSL Ltd (AU:CSL): Ranked #457 globally with a market cap of $59.82 Billion USD ( AU$84.54 Billion AUD).
  • Moderna Inc (NASDAQ:MRNA): Ranked #506 globally with a market cap of $54.14 Billion USD.
Market capitalization comparison (in billions USD)
Rank Company Symbol Market Cap Price
#186 Vertex Pharmaceuticals Inc NASDAQ:VRTX $130.44 Billion $514.63
#353 Regeneron Pharmaceuticals Inc NASDAQ:REGN $78.29 Billion $774.11
#457 CSL Ltd AU:CSL $59.82 Billion AU$174.26
#506 Moderna Inc NASDAQ:MRNA $54.14 Billion $143.77

Seaport Therapeutics, Inc. Common Stock Historical Marketcap From 2026 to 2026

Between 2026 and today, Seaport Therapeutics, Inc. Common Stock's market cap moved from $1.23 Billion to $ 1.23 Billion, with a yearly change of 0.00%.

Year Market Cap Change (%)
2026 $1.23 Billion --

End of Day Market Cap According to Different Sources

On Sep 16th, 2026 the market cap of Seaport Therapeutics, Inc. Common Stock was reported to be:

Source Market Cap
Yahoo Finance $1.23 Billion USD
MoneyControl $1.23 Billion USD
MarketWatch $1.23 Billion USD
marketcap.company $1.23 Billion USD
Reuters $1.23 Billion USD

Market cap values may vary slightly between sources due to differences in calculation methods, timing, and data refresh rates.

About Seaport Therapeutics, Inc. Common Stock

NASDAQ:SPTX USA Biotechnology
Market Cap
$1.23 Billion
Market Cap Rank
#8012 Global
#2375 in USA
Share Price
$22.96
Change (1 day)
-7.04%
52-Week Range
$0.01 - $27.84
All Time High
$27.84
About

Seaport Therapeutics, Inc., a clinical-stage therapeutics company, focuses on inventing and developing new medicines for patients with depression, anxiety, and other debilitating neuropsychiatric disorders. It is leveraging its proprietary Glyph platform to advance a pipeline of therapies to address the unmet needs in depression and anxiety. The company's lead product candidate, GlyphAllo (SPT-30… Read more