SPTX Seaport Therapeutics, Inc. - Common Stock
NASDAQ · View on SEC EDGAR ↗ close Oct 2, 2026 10-K/10-Q Aug 3, 2026
$18.42
· of 52w range
· above low
· to high
$14.8552w low
$28.3852w high
Market Cap (MRQ)
$986M
your badges
52W Range
$15–$28
Analyst Rating
BUY
Price Target
$38
P/E
·
ROE
·
Net Profit Margin
·
Your badge strip is empty — pin a metric anywhere on this page.
SPTX Stock Snapshot Price, market cap, P/E, EPS, ROE, debt/equity, 52-week range
Price
$18.42
Market Cap (MRQ)
$986M
52W Range
$15–$28
SPTX Stock Price Chart Daily OHLCV with technical indicators — pan, zoom, and customize your view
range
bars
Bar granularity adapts to the selected period — hover the chart to see open/high/low/close for a bar.
10-Year Performance Revenue, net income, margins and EPS trends
Valuation & Ratios
Valuation P/E, P/S, P/B, EV/EBITDA ratios — is the stock expensive or cheap?
| Metric | 5Y trend | SPTX | 5Y avg | Peer Median | Verdict |
|---|---|---|---|---|---|
| P/B (MRQ) | 2.3 | · | · | · |
Peer median is calculated on a standardized basis per metric and may not always match the TTM/MRQ basis shown for this stock.
Profitability Gross, operating and net margins; ROE, ROA, ROIC
No data for this ratio group yet
Not enough fundamentals data to compute this ratio group yet.
Financial Health Debt, liquidity, solvency — balance sheet strength
| Metric | 5Y trend | SPTX | 5Y avg | Peer Median | Verdict |
|---|---|---|---|---|---|
| Current Ratio (MRQ) | 18.0 | · | · | · |
Growth Revenue, EPS and net income growth: YoY, 3Y CAGR, 5Y CAGR
No data for this ratio group yet
Not enough fundamentals data to compute this ratio group yet.
Capital Efficiency Asset turnover, inventory turnover, receivables turnover
No data for this ratio group yet
Not enough fundamentals data to compute this ratio group yet.
value · ≈ 5Y avg · industry median · verdict relative to median
Earnings History EPS actual vs estimate, surprise %, beat rate, next earnings date
Avg Surprise
-140.2%
| Period | Report | EPS Actual | EPS Est | Surprise |
|---|---|---|---|---|
| June 30, 2026 | $-1.78 | $-0.63 | -184.5% | |
| March 31, 2026 | $-10.34 | $-5.28 | -95.9% |
Full Fundamentals All metrics by year — income statement, balance sheet, cash flow
Balance Sheet
| Metric | Trend | 2025 |
|---|---|---|
| Cash & Equivalents | $46M | |
| Short-term Investments | $170M | |
| Prepaid Expense | $7M | |
| Current Assets | $223M | |
| PP&E (Net) | $412.0K | |
| PP&E (Gross) | $1M | |
| Accum. Depreciation | $989.0K | |
| Other Non-current Assets | $3M | |
| Total Assets | $249M | |
| Accounts Payable | $2M | |
| Current Liabilities | $13M | |
| Capital Leases | $3M | |
| Total Liabilities | $16M | |
| Common Stock | $1.0K | |
| Retained Earnings | $-114M | |
| AOCI | $301.0K | |
| Stockholders' Equity | $-93M | |
| Liabilities + Equity | $249M | |
| Shares Outstanding | 2,595,342 |
Income Statement
| Metric | Trend | Q2 2026 | Q1 2026 | Q2 2025 | Q1 2025 |
|---|---|---|---|---|---|
| R&D Expense | $25M | $21M | $13M | $11M | |
| SG&A Expense | $41M | $6M | $5M | $6M | |
| Operating Expenses | $66M | $28M | $18M | $16M | |
| Operating Income | $-66M | $-28M | $-18M | $-16M | |
| Other Non-op | $3M | $3M | $4M | $3M | |
| Pretax Income | $-62M | $-25M | $-15M | $-13M | |
| Income Tax | $251.0K | $519.0K | $134.0K | $31.0K | |
| Net Income | $-63M | $-25M | $-15M | $-13M | |
| EPS (Basic) | $-1.78 | $-10.34 | $-6.40 | $-5.65 | |
| EPS (Diluted) | $-1.78 | $-10.34 | $-6.40 | $-5.65 | |
| Shares (Basic) | 35,236,214 | 2,456,766 | 2,356,777 | 2,323,724 | |
| Shares (Diluted) | 35,236,214 | 2,456,766 | 2,356,777 | 2,323,724 | |
| EBITDA | $-66M | $-28M | · | · |
Balance Sheet
| Metric | Trend | Q2 2026 | Q1 2026 | Q2 2025 | Q1 2025 |
|---|---|---|---|---|---|
| Cash & Equivalents | $64M | $53M | · | · | |
| Short-term Investments | $209M | $130M | · | · | |
| Prepaid Expense | $9M | $6M | · | · | |
| Current Assets | $282M | $188M | · | · | |
| PP&E (Net) | $360.0K | $386.0K | · | · | |
| PP&E (Gross) | $1M | $1M | · | · | |
| Accum. Depreciation | $1M | $1M | · | · | |
| Other Non-current Assets | $454.0K | $4M | · | · | |
| Total Assets | $442M | $228M | · | · | |
| Accounts Payable | $6M | $5M | · | · | |
| Current Liabilities | $16M | $14M | · | · | |
| Capital Leases | $3M | $4M | · | · | |
| Total Liabilities | $19M | $18M | · | · | |
| Common Stock | $5.0K | $1.0K | · | · | |
| Retained Earnings | $-202M | $-140M | · | · | |
| AOCI | $-475.0K | $64.0K | · | · | |
| Stockholders' Equity | $423M | $-116M | · | · | |
| Liabilities + Equity | $442M | $228M | · | · | |
| Shares Outstanding | 53,530,550 | 2,595,342 | · | · |
Cash Flow
| Metric | Trend | Q2 2026 | Q1 2026 | Q2 2025 | Q1 2025 |
|---|---|---|---|---|---|
| Operating Cash Flow | $-26M | $-20M | $-15M | $-20M | |
| CapEx | $0 | $0 | $269.0K | $54.0K | |
| Investing Cash Flow | $-204M | $28M | $-1M | $-226M | |
| Financing Cash Flow | $241M | $-783.0K | $0 | $0 | |
| Net Change in Cash | $11M | $7M | $-17M | $-246M | |
| Free Cash Flow | · | $-20M | · | · |
Profitability
| Metric | Trend | Q2 2026 | Q1 2026 | Q2 2025 | Q1 2025 |
|---|---|---|---|---|---|
| ROA | -28.3% | -22.3% | · | · | |
| ROE | -29.6% | 44.0% | · | · | |
| ROIC | -15.6% | 24.3% | · | · |
Liquidity & Solvency
| Metric | Trend | Q2 2026 | Q1 2026 | Q2 2025 | Q1 2025 |
|---|---|---|---|---|---|
| Current Ratio | 18.0 | 13.2 | · | · | |
| Quick Ratio | 17.4 | 12.8 | · | · |
Per Share
| Metric | Trend | Q2 2026 | Q1 2026 | Q2 2025 | Q1 2025 |
|---|---|---|---|---|---|
| Book Value / Share | $7.89 | $-44.55 | · | · | |
| Cash Flow / Share | · | $-8.21 | · | · | |
| Cash / Share | $1.20 | $20.39 | · | · | |
| Dividend / Share | $0.00 | $0.00 | · | · | |
| Dividend Paid / Share | $0.00 | $0.00 | · | · |
Valuation (TTM)
| Metric | Trend | Q2 2026 | Q1 2026 | Q2 2025 | Q1 2025 |
|---|---|---|---|---|---|
| Market Cap | $1.16B | · | · | · | |
| P/B | 2.8 | · | · | · | |
| P / Tangible Book | 2.8 | · | · | · |
Most recent period on the left · null values shown as ·
Financial Statements Income statement, balance sheet, cash flow — annual, last 5 years
No data for this statement
Not enough fundamentals data to build this statement yet.
No data for this statement
Not enough fundamentals data to build this statement yet.
No data for this statement
Not enough fundamentals data to build this statement yet.
Activists & 5%+ owners 2 positions
Investors who filed SEC Schedule 13D — beneficial ownership above 5% with an intent to influence the issuer (activist stakes, board campaigns, M&A). Each row shows the most recent known state of that filer's position.
| Filer | Filed | Stake | Status | Purpose | Filing |
|---|---|---|---|---|---|
| General Atlantic, L.P., General Atlantic (SPV) GP, LLC, General Atlantic Partners 100, L.P., General Atlantic (SP), L.P., General Atlantic Partners (Lux) SCSp, General Atlantic GenPar, L.P., GAP Coinvestments III, LLC, GAP Coinvestments IV, LLC, GAP Coinvestments V, LLC, GAP Coinvestments CDA, L.P., General Atlantic GenPar (Lux) SCSp, General Atlantic (Lux) S.a r.l., General Atlantic GenPar (Bermuda), L.P., GAP (Bermuda) L.P. | May 11, 2026 | 11.50% | Initial filing | Passive investment | SEC |
| ARCH Venture Fund XII, L.P., ARCH Venture Partners XII, L.P., ARCH Venture Partners XII, LLC, Robert Nelsen, Keith Crandell, Kristina Burow, Steven Gillis | May 6, 2026 | 11.90% | Initial filing | Passive investment | SEC |
Purpose is an automated classification of the filer's own stated purpose (SEC Item 4) — not investment advice. "—" means no clear purpose was stated or the text could not be classified.
Company insiders 12 insiders · 5 officers · 8 directors
| Insider | Role | Last activity | Shares owned | Buys 12m | Sells 12m | Net 12m |
|---|---|---|---|---|---|---|
| Daphne Zohar | Chief Executive Officer | April 30, 2026 A | · | 0 | 0 | $0 |
| Lauren White | Chief Financial Officer | May 4, 2026 C | 6,702 | 0 | 0 | $0 |
| Michael Cunyuan Chen | Chief Scientific Officer | May 4, 2026 C | 3,351 | 0 | 0 | $0 |
| Lana Gladstein | General Counsel | May 4, 2026 C | 33,515 | 0 | 0 | $0 |
| Antony Loebel | Chief Medical Officer | May 4, 2026 C | 20,109 | 0 | 0 | $0 |
| Robert J. Hombach | Director | June 22, 2026 P | 13,000 | 1 | 0 | $235,820 |
| Denice Torres | Director | May 4, 2026 C | 13,406 | 0 | 0 | $0 |
| Dr. James I. Healy | Director | May 4, 2026 C | 2,731,538 | 0 | 0 | $0 |
| Steven M Paul | Director | May 4, 2026 C | 863,031 | 0 | 0 | $0 |
| David E. Wheadon | Director | April 30, 2026 A | · | 0 | 0 | $0 |
| Sharon Mates | Director | April 30, 2026 A | · | 0 | 0 | $0 |
| Sandra E Peterson | Director | April 30, 2026 A | · | 0 | 0 | $0 |
Insiders from SEC Form 3/4/5 filings; net = open-market P/S only
ETF ownership Held by 6 ETFs
Weight reflects direct equity holdings (N-PORT) only; leveraged or derivative-based funds may hold additional swap exposure not shown.
| Fund | Weight | Units | As of | Source |
|---|---|---|---|---|
| VXF · VANGUARD INDEX FUNDS | 0.00% | 165,436 SH | Aug. 19, 2026 | Daily |
| VTI · VANGUARD INDEX FUNDS | 0.00% | 426,371 SH | Aug. 19, 2026 | Daily |
| VTWO · VANGUARD SCOTTSDALE FUNDS | 0.00% | 7,907 SH | Aug. 19, 2026 | Daily |
| VTWV · VANGUARD SCOTTSDALE FUNDS | 0.00% | 240 SH | Aug. 19, 2026 | Daily |
| VTWG · VANGUARD SCOTTSDALE FUNDS | 0.00% | 778 SH | Aug. 19, 2026 | Daily |
| VTHR · VANGUARD SCOTTSDALE FUNDS | 0.00% | 156 SH | Aug. 19, 2026 | Daily |
SPTX Analyst Consensus Bullish and bearish analyst opinions, 12-month price target, upside
rating · 13 analysts
BUY
Median target
$35.00
+90.0%
5 38.5%
Strong Buy
6 46.2%
Buy
2 15.4%
Hold
0 0.0%
Sell
0 0.0%
Strong Sell
12-Month Price Target
7 analysts · 2026-09-27Mean target $38.29 +107.8%
← Below all targets
Current price $18.42
Low$30.00
Mean$38.29
High$50.00
Peer comparison (GICS sub-industry) Key metrics vs sector peers
FY basis, prices as of each company's last fiscal year-end close.
| Ticker | Market Cap | P/E | Rev YoY | Net Margin | ROE | Gross Margin |
|---|---|---|---|---|---|---|
| SPTX | · | · | · | · | · | · |
| YARW | · | · | · | · | · | · |
| AMPH | $1.22B | 13.2 | -1.7% | 13.6% | 12.7% | 49.5% |
| PCRX | $1.06B | 161.8 | 3.6% | 0.97% | 0.97% | · |
| ANRO | $568M | -8.1 | · | · | -46.1% | · |
| ALMS | · | -3.4 | · | -1011.8% | -61.9% | · |
| APMD | · | · | · | · | · | · |
| SGP | · | · | · | · | 50.0% | · |
| LXRX | $421M | -8.2 | 60.2% | -101.1% | -39.7% | · |
| LLY | · | 46.8 | 44.7% | 31.7% | 101.2% | · |
My Metrics Your personal watchlist — selected rows from Full Fundamentals
Pick the metrics that matter to you — click the + next to any row in Full Fundamentals above.
Your selection is saved and follows you across all tickers.
Source: SEC 10-Q filed Aug 3, 2026