What this shows
Market trades first
This view focuses on purchases and sales with reported trade value. Lower-signal rows are moved out of the first screen, not hidden.
Ticker page
SEPN Insider Trading Activity
Track Septerna, Inc. (SEPN) insider transactions, SEC Form 4 filings, insider buys, insider sales, filing dates, trade values, and source links. Recent summary: 47 trades, 17 buys, and 7 sales. Learn more
Feed status Last SEC check:Loading Last Filing: Loading
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Quick read What does this view show?
Why it matters
Use it as the default scan
Start here when you want the newest activity that most retail investors expect from an insider trading feed.
How to read it
Open the full ledger when needed
Use All Form 4 Filings when you want grants, exercises, gifts, conversions, and every normalized row.
Stacked feeds
Key insider views at a glance
Filings
SEPN Form 4 filing history
Status Loading
Latest visible filing loading.
Public Form 4 filings, normalized for cleaner scanning. What do these codes mean?
| Ticker | Type & Role | Value | |
|---|---|---|---|
| $5K | |||
Exercise and Hold President | $27.2K | ||
Grant Director | $0 | ||
Exercise and Hold Officer | $14.8K | ||
Exercise and Hold Officer | $29.1K | ||
Sell President | $8.4K | ||
Sell President | $27.8K | ||
Sell President | $61.1K | ||
Exercise and Hold President | $27.2K | ||
Exercise and Hold President | Not reported | ||
Cluster detail
Cluster members
Ticker context
Ticker summary
Recent insider activity for this company.
Insider detail
Insider activity
Recent transactions grouped by reporting owner.
Filters
Filters
Latest news
SEPN headlines
- Septerna, Inc. (SEPN) Reports Q2 Loss, Beats Revenue Estimates · Aug 10, 2026
- Roivant Sciences Ltd. (ROIV) Reports Q1 Loss, Misses Revenue Estimates · Aug 6, 2026
- Entrada Therapeutics, Inc. (TRDA) Reports Q2 Loss, Tops Revenue Estimates · Aug 5, 2026
- Septerna's Chief People Officer Sold Nearly 12,000 Company Shares. What Does That Mean for Investors? · Jul 5, 2026
- Is Septerna, Inc. (SEPN) Stock a Biotech Opportunity With a Potential First-in-Class Hypoparathyroidism Treatment? · Jul 2, 2026
Plain-English summary
SEPN insider activity summary
Septerna, Inc. (SEPN) insider activity over the recent reporting window includes 17 insider purchases totaling approximately $5.1M and 7 insider sales totaling approximately $2.2M. Market data shows a current price of $44.50 and a market capitalization of $1.75B. Blue Collar Picks normalizes public SEC Form 4 filings into a research-friendly view organized by ticker, insider role, transaction type, filing date, and reported value. SEPN pages are designed as a research starting point, not investment advice. Verify the original SEC filing, read the transaction code, compare the trade against the insider's role and history, and consider whether the activity is an open-market purchase, a sale, a grant, an option exercise, or another lower-signal filing type before drawing conclusions.
Company snapshot
Septerna, Inc. at a glance
Context
Earnings & analyst view
Earnings
Nov 9, 2026
Last reported Aug 10, 2026.
Analyst View
$45.00 +15.89% upside
Target range $38.00–$60.00.
Cluster activity
Recent insider clusters for SEPN
Filings where three or more insiders bought SEPN shares within a short window. Each link opens the cluster page with the full member breakdown.
Ownership context
Top institutional holders
| Holder | Shares | % Held | Value | Reported |
|---|---|---|---|---|
| RA Capital Management, L.P. | 6,995,858 | 0.16% | $271.6M | Mar 31, 2026 |
| Trv Gp V, LLC | 6,215,591 | 0.14% | $241.4M | Mar 31, 2026 |
| Driehaus Capital Management, LLC | 4,395,572 | 0.10% | $170.7M | Mar 31, 2026 |
| Trv Gp VI, LLC | 4,211,659 | 0.09% | $163.5M | Mar 31, 2026 |
| Samsara BioCapital, LLC | 3,149,128 | 0.07% | $122.3M | Mar 31, 2026 |
Primary source
Verify with the original SEC filings
Blue Collar Picks normalizes public Form 4 records but the SEC filing is the source of record. Use the original filing before making any investment decision.
Open SEPN Form 4 filings on SEC EDGAR → See insider trading stocks ranked by activity → Read the Blue Collar Picks methodology → Read the investment disclaimer →
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Method Public Form 4 filings, normalized for cleaner scanning. Filtered rows stay available in All Form 4 Filings and ticker history. Which view should I use? →
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