21.12
price down icon0.80%   -0.17
pre-market  Pre-market:  21.60   0.48   +2.27%
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Seaport Therapeutics Inc stock is traded at $21.12, with a volume of 105.74K. It is down -0.80% in the last 24 hours and down -12.29% over the past month. Seaport Therapeutics Inc is a clinical-stage therapeutics company. The company focuses on invention and development of new medicines for patients with depression, anxiety, and other debilitating neuropsychiatric disorders. The company identified clinically validated mechanisms with established efficacy and safety profiles, historically limited by high first-pass metabolism, low bioavailability, and side effects. The company's pipeline products are based on Glyph, company's lymphatic-targeting prodrug technology is designed to bypass first-pass metabolism and thereby enhance a drug's oral bioavailability and reduce side effects.
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Previous Close:
$21.29
Open:
$21.08
24h Volume:
105.74K
Relative Volume:
0.60
Market Cap:
$1.13B
Revenue:
-
Net Income/Loss:
-
P/E Ratio:
-29.34
EPS:
-0.7198
Net Cash Flow:
-
1W Performance:
-3.21%
1M Performance:
-12.29%
6M Performance:
+0.00%
1Y Performance:
+0.00%
1-Day Range:
Value
$19.93
$21.37
1-Week Range:
Value
$19.93
$23.10
52-Week Range:
Value
$14.85
$28.38

Seaport Therapeutics Inc Stock (SPTX) Company Profile

Name
Name
Seaport Therapeutics Inc
Name
Phone
617-807-4062
Name
Address
6 TIDE STREET, BOSTON
Name
Employee
0
Name
Twitter
Name
Next Earnings Date
2026-11-02
Name
Latest SEC Filings
Name
SPTX's Discussions on Twitter

Compare SPTX vs VRTX, REGN, MRNA, ARGX, RVMD

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
SPTX icon
SPTX
Seaport Therapeutics Inc
21.12 1.13B 0 0 0 -0.7198
VRTX icon
VRTX
Vertex Pharmaceuticals Inc
522.38 132.40B 12.34B 4.34B 3.71B 16.87
REGN icon
REGN
Regeneron Pharmaceuticals Inc
796.02 81.95B 14.92B 4.42B 3.79B 41.04
MRNA icon
MRNA
Moderna Inc
194.82 77.78B 2.23B -3.19B -1.60B -8.1462
ARGX icon
ARGX
Argen X Se Adr
962.22 60.20B 4.16B 1.29B 734.26M 19.58
RVMD icon
RVMD
Revolution Medicines Inc
199.86 42.84B 742.00K -1.37B -1.07B -7.0731

Seaport Therapeutics Inc Stock (SPTX) Latest News

pulisher
Sep 23, 2026

SPTX: Pivotal phase II trials for novel neuropsychiatric drugs advance, backed by robust funding - TradingView

Sep 23, 2026
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Sep 23, 2026

Seaport Therapeutics at TD Cowen summit: pipeline gains momentum By Investing.com - Investing.com Canada

Sep 23, 2026
pulisher
Sep 22, 2026

Seaport Therapeutics, Inc. (SPTX) stock price, news, quote and history - Yahoo Finance UK

Sep 22, 2026
pulisher
Sep 20, 2026

Seaport Therapeutics, Inc.(NasdaqGS: SPTX) added to S&P Global BMI Index - marketscreener.com

Sep 20, 2026
pulisher
Sep 17, 2026

Seaport Therapeutics, Inc.(NasdaqGS:SPTX) added to Russell Small Cap Comp Value Benchmark - marketscreener.com

Sep 17, 2026
pulisher
Sep 15, 2026

Seaport Therapeutics (NASDAQ:SPTX) Shares Gap UpHere's What Happened - MarketBeat

Sep 15, 2026
pulisher
Sep 14, 2026

Seaport Therapeutics to Participate in September Investor Conferences - Business Wire

Sep 14, 2026
pulisher
Sep 14, 2026

The Manufacturers Life Insurance Company Acquires New Stake in Seaport Therapeutics, Inc. $SPTX - MarketBeat

Sep 14, 2026
pulisher
Sep 11, 2026

Analysts Conflicted on These NA Names: SailPoint, Inc. (SAIL) and Seaport Therapeutics, Inc. (SPTX) - theglobeandmail.com

Sep 11, 2026
pulisher
Sep 11, 2026

Analysts Offer Insights on NA Companies: Seaport Therapeutics, Inc. (SPTX), Navan, Inc. Class A (NAVN) and International Business Machines (IBM) - The Globe and Mail

Sep 11, 2026
pulisher
Sep 10, 2026

Seaport Therapeutics (NASDAQ:SPTX) Stock Price Up 4.6%Should You Buy? - MarketBeat

Sep 10, 2026
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Sep 10, 2026

HC Wainwright Reaffirms Buy Rating for Seaport Therapeutics (NASDAQ:SPTX) - MarketBeat

Sep 10, 2026
pulisher
Sep 10, 2026

symbol__ Stock Quote Price and Forecast - cnn.com

Sep 10, 2026
pulisher
Sep 09, 2026

PureTech Founded Entity Seaport Therapeutics Reports Positive Topline Results from Phase 1 Driving Simulation Trial of GlyphAllo™ in Healthy Volunteers - biospace.com

Sep 09, 2026
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Sep 09, 2026

Seaport Therapeutics at citigroup’s biopharma back to school summit 2026: platform push - Investing.com Canada

Sep 09, 2026
pulisher
Sep 09, 2026

Seaport Therapeutics reports positive phase 1 trial results - investing.com

Sep 09, 2026
pulisher
Sep 09, 2026

Seaport Therapeutics, Inc.Common Stock (Nasdaq:SPTX) Stock Quote - FinancialContent

Sep 09, 2026
pulisher
Sep 09, 2026

Seaport Therapeutics reports positive phase 1 trial results By Investing.com - Investing.com Canada

Sep 09, 2026
pulisher
Sep 09, 2026

PureTech Says Seaport Therapeutics Reports Positive Phase 1 Driving Trial Results for GlyphAllo - TradingView

Sep 09, 2026
pulisher
Sep 09, 2026

RCSPureTech Health PLCPRTC's SPTX: New Positive Phase 1 GlyphAllo Data - TradingView

Sep 09, 2026
pulisher
Sep 09, 2026

Seaport Therapeutics Says GlyphAllo Shows no Next-Morning Driving Impairment in Phase 1 Trial - marketscreener.com

Sep 09, 2026
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Sep 09, 2026

Seaport Therapeutics Reports Positive Topline Results from Phase 1 Driving Simulation Trial of GlyphAllo™ in Healthy Volunteers - Business Wire

Sep 09, 2026
pulisher
Sep 08, 2026

Citadel Advisors LLC Takes Position in Seaport Therapeutics, Inc. $SPTX - MarketBeat

Sep 08, 2026
pulisher
Sep 03, 2026

Braidwell LP Takes $10.86 Million Position in Seaport Therapeutics, Inc. $SPTX - MarketBeat

Sep 03, 2026
pulisher
Sep 03, 2026

Seaport Therapeutics, Inc. (NASDAQ:SPTX) Given Consensus Rating of "Hold" by Analysts - MarketBeat

Sep 03, 2026
pulisher
Sep 02, 2026

Alyeska Investment Group L.P. Makes New $1.63 Million Investment in Seaport Therapeutics, Inc. $SPTX - MarketBeat

Sep 02, 2026
pulisher
Aug 31, 2026

Seaport Therapeutics, Inc. Common Stock (NASDAQ: SPTX) Stock Price, News & Analysis - kalkine.ca

Aug 31, 2026
pulisher
Aug 31, 2026

Seaport Therapeutics to Present at Citi’s 2026 Biopharma Back to School Conference and Participate in 21st Annual Wells Fargo Healthcare Conference - BioSpace

Aug 31, 2026
pulisher
Aug 28, 2026

Trv Gp Vi LLC Acquires New Shares in Seaport Therapeutics, Inc. $SPTX - MarketBeat

Aug 28, 2026
pulisher
Aug 27, 2026

Seaport Therapeutics (NASDAQ:SPTX) Stock Price Down 5.2%Here's Why - MarketBeat

Aug 27, 2026
pulisher
Aug 26, 2026

Seaport Therapeutics (NASDAQ:SPTX) Now Covered by Analysts at JonesTrading - MarketBeat

Aug 26, 2026
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Aug 24, 2026

Seaport Therapeutics (NASDAQ:SPTX) Sets New 52-Week HighHere's Why - MarketBeat

Aug 24, 2026
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Aug 20, 2026

Why Bristol Myers, Johnson & Johnson and More Are Watching Seaport After IPO - 24/7 Wall St.

Aug 20, 2026
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Aug 20, 2026

Seaport Therapeutics' (SPTX) Buy Rating Reaffirmed at HC Wainwright - MarketBeat

Aug 20, 2026
pulisher
Aug 20, 2026

H.C. Wainwright reiterates Seaport Therapeutics stock rating at buy By Investing.com - Investing.com Canada

Aug 20, 2026
pulisher
Aug 20, 2026

Selvaraju Reiterates Buy on Seaport, Citing Differentiated Neuropsychiatry Pipeline and Unchanged $50 Price Target - TipRanks

Aug 20, 2026
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Aug 19, 2026

Seaport Therapeutics, Inc.: Target Price Consensus and Analysts Recommendations | SPTX | US81221K1088 - marketscreener.com

Aug 19, 2026
pulisher
Aug 18, 2026

Seaport Therapeutics (NASDAQ:SPTX) Reaches New 52-Week HighHere's What Happened - MarketBeat

Aug 18, 2026
pulisher
Aug 14, 2026

Seaport Therapeutics Inc. (SPTX) Stock Price | Live Quotes & Charts | NASDAQ - StocksToTrade

Aug 14, 2026
pulisher
Aug 14, 2026

PureTech Health (SPTX holder) discloses 31.2% Seaport Therapeutics stake - Stock Titan

Aug 14, 2026
pulisher
Aug 13, 2026

Stifel Maintains Seaport Therapeutics(SPTX.US) With Buy Rating, Maintains Target Price $30 - Moomoo

Aug 13, 2026
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Aug 12, 2026

Top Seaport Therapeutics (SPTX) Competitors 2026 - MarketBeat

Aug 12, 2026
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Aug 12, 2026

Seaport Therapeutics (SPTX) Stock Chart and Price History 2026 - MarketBeat

Aug 12, 2026
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Aug 11, 2026

Seaport Therapeutics: A Development-Arbitrage Platform With Two Layers Of Validation - Seeking Alpha

Aug 11, 2026
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Aug 10, 2026

Seaport Therapeutics (SPTX) Institutional Ownership 2026 - MarketBeat

Aug 10, 2026
pulisher
Aug 09, 2026

Seaport Therapeutics, Inc. (NASDAQ:SPTX) Receives Average Recommendation of "Hold" from Brokerages - MarketBeat

Aug 09, 2026
pulisher
Aug 06, 2026

HC Wainwright Has Negative Outlook for SPTX FY2026 Earnings - MarketBeat

Aug 06, 2026

Seaport Therapeutics Inc Stock (SPTX) Financials Data

Revenue

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Net Income

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Cash Flow

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EPS

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Seaport Therapeutics Inc Stock (SPTX) Insider Trading

Insider Trading Relationship Date Transaction Cost #Shares Value ($) #Shares Total
ARCH Venture Partners XII, LLC
10% Owner
May 04 '26
Buy
18.00
1,100,000
19,800,000
6,294,951
$58.29
price up icon 1.11%
$36.13
price down icon 1.87%
$121.55
price up icon 2.71%
$249.59
price up icon 1.25%
ONC ONC
$359.97
price down icon 1.38%
$199.86
price up icon 4.78%
Cap:     |  Volume (24h):