These Form 3 filings are routine and carry no trading signal. Monitor for future Form 4 filings (insider transactions) which would indicate actual buying or selling activity. The presence of multiple insiders filing simultaneously suggests a recent appointment or IPO-related compliance event rather than coordinated trading.
Price Chart
Executive Summary
Three insiders at Seaport Therapeutics (SPTX) — CFO Lauren White, director Denice Torres, and director Sharon Mates — filed initial Form 3 statements of beneficial ownership on April 30, 2026, each also granting a power of attorney for Section 16 filings. These are routine initial ownership disclosures required upon becoming officers or directors, with no trading activity or material change in company fundamentals.
Key Facts
- CFO Lauren White filed Form 3 disclosing 6,702 shares of Common Stock held indirectly via a trust, plus options to buy 429,840 shares at $7.39 (expiring 2034-12-28), 8,331 shares at $7.39 (expiring 2034-12-28), and 63,680 shares at $10.31 (expiring 2036-02-23).
- Director Denice Torres filed Form 3 disclosing 13,406 shares of Common Stock held indirectly via a revocable trust, plus options to buy 77,042 shares at $3.05 (expiring 2034-06-03) and 12,258 shares at $10.31 (expiring 2036-02-23).
- Director Sharon Mates filed Form 3 with no securities reported (zero beneficial ownership).
- Each insider also filed a power of attorney authorizing Lana Gladstein and Lauren White to execute future Section 16 filings.
- All filings were made on the same date (April 30, 2026) and relate to the same issuer (Seaport Therapeutics, Inc.).
- The Series B Preferred Stock held by White and Torres is convertible into Common Stock on a 1-for-3.1407 basis and automatically converts upon IPO closing.
Financial Impact
No financial impact — these are initial ownership disclosures with no transactions or changes in company financials.
Risk Factors
- No material risks identified from these filings alone.
Investment Themes
Documents Analyzed
This report is based on 12 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| 3 Filing (SPTX) — Batch item 1 | 0001193125-26-198522 |
| Document: 0001193125-26-198522-index-headers.html | 0001193125-26-198523 |
| Document: 0001193125-26-198522-index.html | 0001193125-26-198524 |
| Document: 0001193125-26-198522.txt | 0001193125-26-198522 |
| 3 Filing (SPTX) — Batch item 5 | 0001193125-26-198523 |
| Document: 0001193125-26-198523-index-headers.html | 0001193125-26-198522 |
| Document: 0001193125-26-198523-index.html | 0001193125-26-198522 |
| Document: 0001193125-26-198523.txt | 0001193125-26-198522 |
| 3 Filing (SPTX) — Batch item 9 | 0001193125-26-198524 |
| Document: 0001193125-26-198524-index-headers.html | 0001193125-26-198522 |
| Document: 0001193125-26-198524-index.html | 0001193125-26-198522 |
| Document: 0001193125-26-198524.txt | 0001193125-26-198522 |
Track record builds as more directional reports settle.
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Aug 3, 2026 12w ago | 8-K | $20.65 | awaiting T+60 | — | $21.55 (+4.36%) |
Jun 8, 2026 20w ago | 8-K | $16.20 $23.61 | ▲ +45.74% | ▲ +42.69% | $21.55 (+33.02%) |
May 6, 2026 24w ago | 3 | $15.50 $20.65 | ▲ +33.23% | ▲ +29.39% | $21.55 (+39.03%) |
May 1, 2026 25w ago | 424B4 | $17.00 $19.74 | ▲ +16.12% | ▲ +14.26% | $21.55 (+26.76%) |
Apr 30, 2026 25w ago | 3 | $19.84 $19.90 | ▲ +0.30% | ▼ −2.77% | $21.55 (+8.62%) |
Apr 30, 2026 25w ago | 3 | $19.84 $19.90 | ▲ +0.30% | ▼ −2.77% | $21.55 (+8.62%) |
Apr 30, 2026 25w ago | 3 | $19.84 $19.90 | ▲ +0.30% | ▼ −2.77% | $21.55 (+8.62%) |
Apr 30, 2026 25w ago | 3 | $19.84 $19.90 | ▲ +0.30% | ▼ −2.77% | $21.55 (+8.62%) |
Apr 30, 2026 25w ago | 3 | $19.84 $19.90 | ▲ +0.30% | ▼ −2.77% | $21.55 (+8.62%) |
Apr 27, 2026 26w ago | S-1/A | — | awaiting T+60 | — | — |
US Market Status
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