SPTX

Seaport Therapeutics, Inc.
—

Company Information

Company Name
Seaport Therapeutics, Inc.
CIK
CIK0002042347
Category
Non-accelerated filer<br>Smaller reporting company<br>Emerging growth company
Ticker: Exchange
SPTX: Nasdaq
Fiscal Year End
December 31
Owner Organization
03 Life Sciences
SIC
2834
SIC Description
Pharmaceutical Preparations
Ticker
SPTX

SEC filing data through

Insider Sentiment

Last purchase
2026-06-22
Last sale
—
Shares purchased (TTM)
1,113,000
Shares sold (TTM)
0
Buy ratio (TTM)100.0%

Institutional Sentiment

As of
2026-06-30
Institutional shares owned
36,166,148
Shares outstanding
35,236,214
Ownership
102.64%

Earnings Market Reaction

Filing date
2026-08-03
Price on filing date
—
1-month reaction
16.42%
3-month reaction
…
Drift continued1/1 (100%)
Faded / reversed0/1 (0%)

Balance Sheet

Values in millions ($)
Line item2026-06-302026-03-31Subscriber-only columnSubscriber-only columnSubscriber-only columnSubscriber-only columnSubscriber-only columnTrend
Series B Convertible Preferred Stock00
Assets Current
Cash And Cash Equivalents At Carrying Value6453
Short Term Investments209130
Prepaid Expense And Other Assets Current96
Assets Current282188
Property Plant And Equipment Net00
Operating Lease Right Of Use Asset55
Long Term Investments15430
Other Assets Noncurrent04
Assets442228
Liabilities Current
Accounts Payable Current65
Other Liabilities Current00
Accounts Payable And Other Accrued Liabilities Current88
Operating Lease Liability Current22
Liabilities Current1614
Operating Lease Liability Noncurrent34
Liabilities1918
Temporary Equity Carrying Amount Attributable To Parent-325
Stockholders Equity
Preferred Stock Value0-
Common Stock Value00
Additional Paid In Capital Common Stock62524
Accumulated Other Comprehensive Income Loss Net Of Tax-00
Retained Earnings Accumulated Deficit-202-140
Stockholders Equity423-116
Liabilities And Stockholders Equity442228
Temporary Equity Shares Authorized-114
Temporary Equity Shares Issued-114
Temporary Equity Shares Outstanding-114
Temporary Equity Liquidation Preference-330
Preferred Stock Par Or Stated Value Per Share0.00-
Preferred Stock Shares Authorized10-
Preferred Stock Shares Issued0-
Preferred Stock Shares Outstanding0-
Common Stock Par Or Stated Value Per Share0.000.00
Common Stock Shares Authorized700159
Common Stock Shares Issued543
Shares Outstanding543

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Seaport Therapeutics, Inc. (SPTX) — SEC Financial Statements & Analysis

Seaport Therapeutics, Inc. (SPTX) is a pharmaceutical preparations company, incorporated in DE. Seaport Therapeutics, Inc. trades on Nasdaq as: SPTX. Seaport Therapeutics, Inc. (SPTX)'s most recent SEC filing is a Form 10-Q for the period ended 2026-06-30, filed with the SEC on 2026-08-03. Based on that filing, Seaport Therapeutics, Inc. carries a market cap of $765.33M, a P/B ratio of 1.81x, and an enterprise value of $701.11M. On the balance sheet, it maintains a current ratio of 18.00x, a quick ratio of 17.44x, working capital of $266.50M, a debt-to-equity ratio of 0.05x, a debt ratio of 0.04, and net debt of $-64.22M. Figures sourced from SEC EDGAR.

Market Cap
$765.33M
P/B TTM
1.81x
Debt To Equity
0.05x

Data as of 2026-06-30 · Source: SEC EDGAR

Frequently Asked Questions

What industry is Seaport Therapeutics, Inc. in?

Seaport Therapeutics, Inc. (SPTX) operates in the Pharmaceutical Preparations industry.

What exchange does SPTX trade on?

Seaport Therapeutics, Inc. (SPTX) trades on the Nasdaq.

Where is Seaport Therapeutics, Inc. incorporated?

Seaport Therapeutics, Inc. is incorporated in DE.

When was Seaport Therapeutics, Inc. (SPTX)'s most recent SEC filing?

Seaport Therapeutics, Inc. (SPTX)'s most recent SEC filing is a Form 10-Q for the period ended 2026-06-30, filed with the SEC on 2026-08-03.

What is SPTX's market cap?

Seaport Therapeutics, Inc. (SPTX) has a market capitalization of $765.33M as of 2026-06-30.

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