Monitor for actual sale execution via subsequent Form 4 filings. The intent to sell by a major holder could create short-term overhang, but the modest size relative to market cap limits downside risk. Watch for any acceleration of selling or additional insider filings.
Price Chart
Executive Summary
Gilde Healthcare Holding B.V., a 10% stockholder of Shoulder Innovations (SI), filed a Form 144 on July 29, 2026, indicating intent to sell 200,000 shares of common stock valued at approximately $4.85 million. While the proposed sale represents less than 1% of the company's $503M market cap, the filing signals a potential partial exit by a major institutional backer, which is a modest bearish signal.
Key Facts
- Gilde Healthcare Holding B.V., a 10% stockholder, filed Form 144 to sell 200,000 shares of SI common stock.
- Estimated sale value: $4,850,000 (based on filing amount).
- Shares were acquired via Series D and E convertible preferred stock (converted at IPO) and IPO purchase.
- Filing date: July 29, 2026; the sale is not yet executed.
Financial Impact
Proposed sale of ~$4.85M represents ~0.96% of SI's $503M market cap.
Risk Factors
- Insider selling may signal reduced conviction from a key institutional backer.
- Potential selling pressure if the entire block is executed in the open market.
- Further insider sales could follow, amplifying bearish sentiment.
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 3 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| 144 Filing (Primary) | 0001193125-26-323519 |
| Document: 0001193125-26-323519-index.html | 0001193125-26-323519 |
| Document: 0001193125-26-323519.txt | 0001193125-26-323519 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 15, 2026 12d ago | Press Release | $18.09 | awaiting T+60 | — | $19.34 (+6.91%) |
Oct 8, 2026 19d ago | 8-K | $17.89 | awaiting T+60 | — | $19.34 (+8.11%) |
Aug 24, 2026 9w ago | Insider Cluster | $22.32 | awaiting T+60 | — | $19.34 (−13.35%) |
Aug 14, 2026 10w ago | EFFECT | $20.73 | awaiting T+60 | — | $19.34 (−6.71%) |
Aug 10, 2026 11w ago | 8-K | $20.75 | awaiting T+60 | — | $19.34 (−6.80%) |
Jul 29, 2026 12w ago | 144 | $23.72 $19.75 | ▲ +16.74% | ▲ +21.47% | $19.34 (+18.47%) |
Jun 29, 2026 17w ago | 8-K | $21.09 $17.61 | ▼ −16.50% | ▼ −20.89% | $19.34 (−8.30%) |
May 13, 2026 23w ago | 8-K | $15.59 $20.75 | ▲ +33.10% | ▲ +29.51% | $19.34 (+24.05%) |
Apr 29, 2026 25w ago | DEFA14A | $12.28 $20.41 | ▲ +66.21% | ▲ +62.09% | $19.34 (+57.49%) |
Apr 27, 2026 26w ago | 8-K | $13.53 $20.31 | ▲ +50.11% | ▲ +45.33% | $19.34 (+42.94%) |
US Market Status
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