This is a routine, small-scale sale by a venture fund that has held shares since 2020. No material insider signal. Monitor for any subsequent Form 4 filings to confirm execution, but no trading action warranted.
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Executive Summary
Atlas Venture Opportunity Fund I, L.P., a major venture investor in Disc Medicine, filed a Form 144 notice of intent to sell 2,869 shares of common stock, with an approximate market value of $226,450. This is a routine, small-scale sale by a pre-IPO venture fund, representing a negligible fraction of the company's market cap and is not a signal of insider concern.
Key Facts
- Atlas Venture Opportunity Fund I, L.P. filed a Form 144 to sell 2,869 shares of Disc Medicine (IRON) common stock.
- The approximate market value of the proposed sale is $226,450.
- Shares were originally acquired in a private placement on May 1, 2020.
- The filing is an advance notice of intent to sell; the sale may not be completed.
Financial Impact
Proposed sale of 2,869 shares valued at ~$226,450; immaterial relative to market cap.
Risk Factors
- The sale may not be completed; Form 144 is only an intent to sell.
Investment Themes
Documents Analyzed
This report is based on 3 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| 144 Filing (Primary) | 0001628280-26-066536 |
| Document: 0001628280-26-066536-index.html | 0001628280-26-066536 |
| Document: 0001628280-26-066536.txt | 0001628280-26-066536 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 26, 2026 2d ago | SC 13D/A | $79.90 | awaiting T+20 | awaiting T+20 | $83.20 (+4.13%) |
Oct 22, 2026 6d ago | 8-K | $74.51 | awaiting T+20 | awaiting T+20 | $83.20 (−11.66%) |
Oct 21, 2026 7d ago | 424B5 | $75.03 | awaiting T+20 | awaiting T+20 | $83.20 (−10.89%) |
Oct 21, 2026 7d ago | 144 | $75.03 | awaiting T+20 | awaiting T+20 | $83.20 (+10.89%) |
Oct 21, 2026 7d ago | 144 | $75.03 | awaiting T+20 | awaiting T+20 | $83.20 (+10.89%) |
Oct 21, 2026 7d ago | 144 | $75.03 | awaiting T+20 | awaiting T+20 | $83.20 (+10.89%) |
Oct 20, 2026 8d ago | 144 | $76.00 | awaiting T+20 | awaiting T+20 | $83.20 (+9.47%) |
Oct 20, 2026 8d ago | 144 | $76.00 | awaiting T+20 | awaiting T+20 | $83.20 (+9.47%) |
Oct 20, 2026 8d ago | 144 | $76.00 | awaiting T+20 | awaiting T+20 | $83.20 (+9.47%) |
Oct 19, 2026 9d ago | 424B5 | $79.48 | awaiting T+20 | awaiting T+20 | $83.20 (−4.68%) |
US Market Status
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