This is a routine director sale tied to RSU vesting, not a C-suite exit. No material bearish signal. Monitor for actual Form 4 filings to confirm execution, but no immediate trading action warranted.
Price Chart
Executive Summary
Director Michael Thomas Henderson filed a Form 144 on May 13, 2026, indicating intent to sell 60,000 shares of Apogee Therapeutics common stock, with an approximate market value of $4.95 million based on the filing date price. This is a routine insider sale by a director, not a C-suite officer, and the shares appear to originate from RSU vesting, reducing its signaling significance.
Key Facts
- Director Michael Thomas Henderson filed Form 144 to sell 60,000 shares.
- Estimated sale value ~$4.95 million based on filing date market price.
- Shares acquired via RSU vesting from October 2023 through January 2024.
- Henderson is a director, not CEO/CFO, reducing insider signal weight.
- Recent insider activity (30d) shows 3 sells totaling $556K, all small relative to market cap.
- Company market cap is $6.2B; the proposed sale represents ~0.08% of shares outstanding.
Financial Impact
Proposed sale of 60,000 shares valued at ~$4.95 million, representing a small fraction of market cap.
Risk Factors
- Insider sale could be misinterpreted as negative signal by the market.
- If additional large insider sales follow, sentiment could shift.
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 3 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| 144 Filing (Primary) | 0001949846-26-000273 |
| Document: 0001949846-26-000273-index.html | 0001949846-26-000273 |
| Document: 0001949846-26-000273.txt | 0001949846-26-000273 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Sep 14, 2026 18d ago | 15-12G | — | awaiting T+5 | — | — |
Sep 3, 2026 29d ago | 25-NSE | $135.06 awaiting T+5 | awaiting T+5 | — | — |
Sep 3, 2026 29d ago | 8-K | $135.06 awaiting T+5 | awaiting T+5 | — | — |
Aug 11, 2026 7w ago | 8-K | $134.55 $134.71 | ▲ +0.12% | ▲ +0.56% | — |
Aug 10, 2026 7w ago | 8-K | $134.65 $134.59 | ▼ −0.04% | ▲ +0.00% | — |
Aug 10, 2026 7w ago | Press Release | $134.65 $134.59 | ▼ −0.04% | ▲ +0.00% | — |
Aug 6, 2026 8w ago | Institutional Cluster | $134.49 $134.45 | ▼ −0.03% | ▼ −1.24% | — |
Aug 3, 2026 8w ago | DEFA14A | $134.19 $134.69 | ▲ +0.37% | ▲ +0.47% | — |
Jul 11, 2026 11w ago | Insider Cluster | $133.82 $134.00 | ▲ +0.13% | ▲ +0.92% | — |
Jun 26, 2026 13w ago | DEFA14A | $132.61 $133.50 | ▲ +0.67% | ▼ −0.72% | — |
US Market Status
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