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SPTX · Seaport Therapeutics, Inc.

Track SPTX — free
$24.22 +0.51 (+2.15%) At close · Aug 14
Market Cap
$1.30B
Shares
53.53M

Price & Indicators

20d MA 50d MA 200d MA Earnings Filing Insider Congress Investor day
Close$24.22 Open$23.79 Day$23.39–24.33 Available close range$15.25–24.22 Avg vol 30d117K Short int2.8M · 5.2% float · 30.8d Short vol93% Last earningsAug 3, 2026 DataMay 2026–Aug 2026 Filing10-Q · Aug 3

The closing range uses available history since May 1, 2026; less than a full year is stored.

Up next

FQ3-26 quarter ends
~Sep 30, 2026 Est
filed Aug 3, 2026

Equibles Rating

blended score · not investment advice
Overall
Neutral
SellHoldBuy
Technical Buy Momentum Limited Sentiment Neutral Fundamentals Limited Quant / Vol Very High
Market backdrop VIX 14.3 · calm Equity put/call 0.52
Technical
price trend
Buy
50 / 200-day cross No cross
Price vs 50-day avg +19%
above
RSI (14) 67
neutral
MACD trend Positive
52-week position 100%
near high
Volume (OBV) Confirms
volume backs price
Momentum
relative strength
Limited
Not enough data for a confident read.
Sentiment
smart money
Neutral
Trend (MA cross) No cross
50/200-day averages unavailable
Institutional flow Accumulating
+54 funds added
Insider flow Accumulating
Net +$235.8K over 90 days · 0% sells
Short interest Rising
5.15% of float · ▲ +39.3% MoM · 30.8 days cover
Volume signal Normal
Volume near normal
Institution breadth Steady
54 holders — 13F breadth
Squeeze score 87
high risk · 0–100
Fundamentals
Limited
Not enough data for a confident read.
Quant / Vol
risk profile
Very High
Volatility 76%
annualized · 1-yr
Max drawdown −23%
past year
ATR 5.8%
of price · 14-day

Blended from price, momentum, positioning, fundamentals & volatility · daily-close · not investment advice. Market backdrop is context, not part of the score.

Technicals

trend & momentum for long-term holders Buy
0 · 3 · 3
50 / 200-day cross
No cross Neutral
Price vs 50-day avg
+19% Bullish
RSI (14)
67 Neutral
MACD trend
Positive Bullish
52-week position
100% Bullish
Volume (OBV)
Confirms Neutral
Market signals — smart money & positioning
Bullish · 2 of 6
Trend (MA cross) No cross
50/200-day averages unavailable
Institutional flow Accumulating
+54 funds added
Insider flow Accumulating
Net +$235.8K over 90 days · 0% sells
Short interest Rising
5.15% of float · ▲ +39.3% MoM · 30.8 days cover
Volume signal Normal
Volume near normal
Institution breadth Steady
54 holders — 13F breadth
Price context
position in its available closing range
Range low $15 Now $24 · 100% Range high $24
vs 50-day avg +19%

Illustrative technical + ownership context — a signal mix, not investment advice.

Versus peers

Biotechnology — same industry group
Open screener →
Company Mkt cap YTD Rev growth Y/Y P/E Short % shares
SPTX
Seaport Therapeutics, Inc.
this stock
$1.30B 5.2%
ONC
BeOne Medicines Ltd.
$513.62B +14.4% +22179.2% 789.7 0.1%
VRTX
Vertex Pharmaceuticals Inc / Ma
$128.19B +11.6% +46.2% 29.5 1.6%
REGN
Regeneron Pharmaceuticals, Inc.
$82.72B +4.1% +20.8% 19.9 3.3%
ARGX
Argenx SE
$52.94B +1.2% 2.1%

Peers by industry group · P/E from as-reported trailing EPS · short % is of shares outstanding

At a glance

key data from every section
Ownership
Institutional Holders Accumulating
Holders
54
% held
69.9%
Net QoQ
+37.4M sh
Top holder
PureTech Health plc
Held Float
View
Held by Funds
Fund positions
11
View
Short & Settlement
Short Interest Rising
Shares short
2.8M
Days to cover
30.8d
Change
+777.8K sh
View
Short Volume
Short vol %
93%
As of
Aug 14, 2026
Short Total
View
Fails to Deliver
FTD shares
95
Value
$1.9K
As of
Jul 14, 2026
View
Off-Exchange
Off-exchange %
37.5%
Week of
Jul 6, 2026
Off-exch Lit
View
Smart Money
Insider Trades Net buying
Net (90d)
+$235.8K
Buyers / Sellers
1 / 0
Buyers Sellers
View
Filings
SEC Filings
Latest
8-K
Filed
Aug 3, 2026
This year
6
View
Exempt Offerings
Offering
$226.0M
Filed
Oct 31, 2024
View
Earnings & Events
Earnings Calls
Last call
Aug 3, 2026
View

Performance

5D 20D 120D MTD YTD
SPTX +2.5% +16.2% +18.4%
SPY +0.4% +4.5% +13.8% +3.9% +13.9%
vs SPY +2.1% +11.7% +14.5%
Key facts CIK 2042347 CUSIP 81221K108 13F (30d) 57 filings 57 filers Visit website Investor relations