// company-profile
Septerna, Inc.
SEPN// activity-summary
Recent insider activity is bullish. Over the last 30 days, 10 insiders purchased shares (net $165K). Buying was led by Shaikhly Samira.
// 90-day insight
Over the last 90 days, Septerna, Inc. insiders bought $192K across 12 transactions with no open-market sales.
- Most active insider: Shaikhly Samira with 15 transactions totaling $910K.
- Largest single sale: $355K by Shaikhly Samira on May 26, 2026.
- 100% of recent sales were pre-scheduled 10b5-1 trades — typically less informative than open-market activity.
Activity skews bullish — buys outpace sales.
Institutional Ownership
Top 13F-HR holders of Septerna, Inc. as of 2026-03-31
Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jun 12, 2026 | Shaikhly Samira | SEPN | Option Exercise | 6,250 | $0.00 | $0K |
| Jun 12, 2026 | Shaikhly Samira | SEPN | Sale10b5 | 6,250 | $35.08 | $219K |
| Jun 12, 2026 | Shaikhly Samira | SEPN | Option Exercise | 6,250 | $11.70 | $73K |
| Jun 1, 2026 | Shaikhly Samira | SEPN | Option Exercise | 637 | $0.00 | $0K |
| Jun 1, 2026 | Shaikhly Samira | SEPN | Option Exercise | 943 | $0.00 | $0K |
45 more transactions hidden
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