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Seaport Therapeutics, Inc. SPTX

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Price alert · SPTX

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19.60 USD -1.50 -7.11%

At close · Oct 30

19.60 0.00 0.00%

After hours · Oct 30, 4:33 PM ET

Bid
19.49 × 1
Ask
19.59 × 2
19.00 Day range 21.16
15.25 52-week range 27.84
YTD
-1.21%
1 year
-1.21%
Open
20.96
Prev close
21.10
Mkt cap
1.05B
Vol
549.19K
Avg vol
203.02K
EPS
-5.81
P/E
0.00
Div yield
0.00%
More statistics
Low
19.00
High
21.16
Forward P/E
-7.60
Beta
0.00
Short ratio
12.17
Inst. own
70.99%
Dividend
0.00
Ex-div date
Earnings
Nov 2, 2026
50-d avg
21.25
200-d avg
20.13
1y target
37.00

2Y chart

Chart tools
Interval

Events in this range
  • Aug 3, 2026Earnings: -1.78; estimate -0.62039; surprise -186.92%
  • Aug 20, 2026Rating: HC Wainwright & Co. · Buy → Buy
  • Aug 26, 2026Rating: Jones Trading · — → Buy
  • Sep 10, 2026Rating: HC Wainwright & Co. · Buy → Buy
  • Sep 25, 2026Rating: Raymond James · — → Strong Buy
  • Oct 8, 2026Rating: HC Wainwright & Co. · Buy → Buy
  • Oct 14, 2026Rating: Canaccord Genuity · — → Buy
Signals (13)
NameDateAgo
MACD: Buy SignalOct 19, 20261 week ago
SMA: BearishSep 16, 20261 month ago
SMA: BullishSep 10, 20261 month ago
SMA: BearishSep 9, 20261 month ago
MACD: Sell SignalAug 31, 20262 months ago
RSI: OverboughtAug 26, 20262 months ago
MACD: Buy SignalAug 5, 20262 months ago
MACD: Sell SignalJul 24, 20263 months ago
MACD: Buy SignalJul 23, 20263 months ago
MACD: Sell SignalJul 13, 20263 months ago
MACD: Buy SignalJul 10, 20263 months ago
MACD: Sell SignalJul 7, 20263 months ago
MACD: Buy SignalJun 23, 20264 months ago

Key statistics

Market cap
1.03B
Enterprise value
861.20M
Trailing P/E
0.00
Forward P/E
-7.60
PEG ratio
0.00
Price / sales
0.00
Price / book
2.43
EPS (TTM)
-5.81
Beta
0.00
Dividend yield
0.00%
Payout ratio
0.00%
Profit margin
0.00%
Revenue (TTM)
0
Revenue growth
0.00%
Free cash flow
0
Total cash
273.31M
Total debt
5.02M
Return on equity
0.00%
Shares outstanding
53.53M
Short % of float
7.30%
50-day average
21.25
200-day average
20.13

Analyst view

Consensus: strong buy

Strong buy
Price target (mean) 37.00 +88.8% upside
Target (low)
28.00
Target (mean)
37.00
Target (high)
50.00
Ratings (0m) 9 8 buy · 1 hold · 0 sell
  • Strong buy1
  • Buy7
  • Hold1
  • Sell0
  • Strong sell0

Next earnings

Nov 2, 2026

Expected Nov 2, 2026. Consensus EPS estimate -0.55662.

Earnings history

Financials — quick view

All financials
SPTX Revenue — quarterly 0
2025-Q1 20252025-Q2 20252026-Q1 20262026-Q2 2026
SPTX Net income — quarterly -62.60M
2025-Q1 20252025-Q2 20252026-Q1 20262026-Q2 2026
SPTX EPS — quarterly -1.78
2025-Q1 20252025-Q2 20252026-Q1 20262026-Q2 2026

Earnings

SPTX recent earnings
Report dateQuarter endingEPS estimateEPS reportedSurpriseSurprise %
Nov 2, 2026Sep 30, 2026-0.58———
Aug 3, 2026Jun 30, 2026-0.62039-1.78-1.16-186.92%

Upgrades / downgrades

SPTX analyst upgrades and downgrades
DateFirmActionFromTo
Oct 14, 2026Canaccord Genuityinit—Buy
Oct 8, 2026HC Wainwright & Co.reitBuyBuy
Sep 25, 2026Raymond Jamesinit—Strong Buy
Sep 10, 2026HC Wainwright & Co.reitBuyBuy
Aug 26, 2026Jones Tradinginit—Buy
Aug 20, 2026HC Wainwright & Co.reitBuyBuy

About Seaport Therapeutics, Inc.

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-300 or Glyph Allopregnanolone), is a novel, Glyphed oral prodrug of allopregnanolone, an endogenous molecule that has been clinically validated in third-party trials for the treatment of postpartum depression. Its second product candidate, GlyphAgo (SPT-320 or Glyph Agomelatine), is a novel, Glyphed oral prodrug of agomelatine, a clinically validated anxiolytic and antidepressant that is approved for the treatment of generalized anxiety disorder in Australia and major depressive disorder in Australia and the European Union. The company was founded in 2024 and is based in Boston, Massachusetts.

Sector
Healthcare
Industry
Biotechnology
Country
United States

News

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Insider holders

SPTX insider holders
InsiderRelationLatest transactionDateShares held
ARCH VENTURE PARTNERS XII, LLCBeneficial Owner of more than 10% of a Class of SecurityPurchaseMay 3, 20260
CHEN MICHAEL CUNYUAN PH.D.OfficerConversion of Exercise of derivative securityMay 3, 20263,351
GLADSTEIN LANA J.D.General CounselConversion of Exercise of derivative securityMay 3, 202633,515
HEALY JAMES IDirectorConversion of Exercise of derivative securityMay 3, 20260
HOMBACH ROBERT J. CPADirectorPurchaseJun 21, 20260
LOEBEL ANTONY M.D.OfficerConversion of Exercise of derivative securityMay 3, 202620,109

Institution ownership

SPTX institution ownership
Holder% heldSharesValueReported
Arch Venture Management, Llc11.76%6,294,951120.58MJun 29, 2026
General Atlantic, L.P.11.40%6,101,582116.88MJun 29, 2026
Sofinnova Investments, Inc.6.66%3,564,87168.29MJun 29, 2026
Goldman Sachs Group Inc4.07%2,178,64241.73MJun 29, 2026
Trv Gp VI, LLC 3.85%2,061,22239.48MJun 29, 2026
Canada Pension Plan Investment Board3.69%1,975,79137.85MJun 29, 2026

Fund ownership

SPTX fund ownership
Holder% heldSharesValueReported
JPMorgan Trust II-JPMorgan Small Cap Growth Fund1.57%840,93116.11MJun 29, 2026
Prudential Sector Funds, Inc.-PGIM Jennison Health Sciences Fund0.82%438,7548.40MAug 30, 2026
VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund0.80%426,3718.17MJun 29, 2026
Fidelity Mt. Vernon Street Trust-Fidelity Growth Company Fund0.79%424,1908.13MAug 30, 2026
iShares Trust-iShares Russell 2000 ETF0.66%355,1596.80MSep 29, 2026
T. Rowe Price Health Sciences Fund, Inc.0.56%299,3195.73MJun 29, 2026
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