SHOULDER INNOVATIONS, INC. (SI)
Data as of , from SEC Form 4 filings.
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About SHOULDER INNOVATIONS, INC. (SI)
Shoulder Innovations Inc is a commercial-stage medical technology company exclusively focused on transforming the shoulder surgical care market. It currently offers advanced implant systems for shoulder arthroplasty. Its products include: InSet Total Shoulder Arthroplasty; InSet Reverse Shoulder Arthroplasty; ProVoyance Shoulder Planning Software; and InSet Tray System. Geographically, the company operates in United States and are planning to expand.
- GRAND RAPIDS, MI
- 75
- 2025
- NYSE
https://www.shoulderinnovations.comSEC filings for SI on EDGAR
SI Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 14 | 227,243 | $5.09M |
| Grant or award | 4 | 3,569 | |
| Option exercise | 2 | 178,466 | |
SI insider transactions (Form 4)
5843 Form 4 filings on record, the earliest from Aug 1, 2025, newest first. Filing history page 2 of 2.
| Traded | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Matthew Fraser Ahearn - Officer | Option exercise | Common Stock | 12,286 | $0.93 | $11K | |
| Matthew Fraser Ahearn - Officer | Option exercise | Common Stock | 78,616 | $2.10 | $165K | |
| Matthew Fraser Ahearn - Officer | Option exercise | Common Stock | 16,443 | $2.48 | $41K | |
| Matthew Fraser Ahearn - Officer | Option exercise | Stock Option | 12,286 | $0.00 | - | |
| Matthew Fraser Ahearn - Officer | Option exercise | Stock Option | 78,616 | $0.00 | - | |
| Matthew Fraser Ahearn - Officer | Option exercise | Stock Option | 16,443 | $0.00 | - | |
| Gilde Healthcare Holding B.V. | Other | Common Stock | 1,743,156 | - | - | |
| Gilde Healthcare Holding B.V. | Other | Common Stock | 537,326 | - | - | |
| Gilde Healthcare Holding B.V. | Open-market purchase | Common Stock | 100,000 | $15.00 | $1.50M | |
| Gilde Healthcare Holding B.V. | Other | Series D Convertible Preferred Stock | 33,259,424 | $0.00 | - | |
| Gilde Healthcare Holding B.V. | Other | Series E Convertible Preferred Stock | 10,252,188 | $0.00 | - | |
| Michael A. Carusi - Director | Other | Common Stock | 1,618,470 | - | - | |
| Michael A. Carusi - Director | Open-market purchase | Common Stock | 266,666 | $15.00 | $4.00M | |
| Michael A. Carusi - Director | Grant or award | Common Stock | 7,666 | $0.00 | - | |
| Michael A. Carusi - Director | Other | Series C Convertible Preferred Stock | 20,930,233 | - | - | |
| Michael A. Carusi - Director | Other | Series D Convertible Preferred Stock | 9,950,208 | - | - | |
| Richard Buchholz - Director | Grant or award | Common Stock | 7,666 | $0.00 | - | |
| Richard Buchholz - Director | Open-market purchase | Common Stock | 5,000 | $15.00 | $75K | |
| LSV Associates II, LLC | Other | Common Stock | 1,618,470 | - | - | |
| LSV Associates II, LLC | Open-market purchase | Common Stock | 266,666 | $15.00 | $4.00M | |
| LSV Associates II, LLC | Other | Series C Convertible Preferred Stock | 20,930,233 | - | - | |
| LSV Associates II, LLC | Other | Series D Convertible Preferred Stock | 9,950,208 | - | - | |
| Geoffrey B. Pardo - Director | Other | Common Stock | 2,280,482 | - | - | |
| Geoffrey B. Pardo - Director | Open-market purchase | Common Stock | 100,000 | $15.00 | $1.50M | |
| Geoffrey B. Pardo - Director | Grant or award | Common Stock | 7,666 | $0.00 | - | |
| Geoffrey B. Pardo - Director | Other | Series D Convertible Preferred Stock | 33,259,424 | - | - | |
| Geoffrey B. Pardo - Director | Other | Series E Convertible Preferred Stock | 10,252,188 | - | - | |
| Casey M. Tansey - Director | Other | Common Stock | 1,686,403 | - | - | |
| Casey M. Tansey - Director | Other | Common Stock | 85,587 | - | - | |
| Casey M. Tansey - Director | Other | Common Stock | 921,131 | - | - | |
| Casey M. Tansey - Director | Grant or award | Common Stock | 7,666 | $0.00 | - | |
| Casey M. Tansey - Director | Open-market purchase | Common Stock | 40,000 | $15.00 | $600K | |
| Casey M. Tansey - Director | Other | Series C Convertible Preferred Stock | 20,930,233 | - | - | |
| Casey M. Tansey - Director | Other | Series D Convertible Preferred Stock | 9,950,208 | - | - | |
| Casey M. Tansey - Director | Other | Series E Convertible Preferred Stock | 20,504,376 | - | - | |
| Kevin K. Sidow - Director | Other | Common Stock | 12,344 | - | - | |
| Kevin K. Sidow - Director | Grant or award | Common Stock | 7,666 | $0.00 | - | |
| Kevin K. Sidow - Director | Other | Series D Convertible Preferred Stock | 235,524 | - | - | |
| Jeffrey S. Points - Officer | Open-market purchase | Common Stock | 50 | $15.00 | $750 | |
| Matthew Fraser Ahearn - Officer | Other | Common Stock | 67,242 | - | - | |
| Matthew Fraser Ahearn - Officer | Other | Series Seed Convertible Preferred Stock | 250,710 | - | - | |
| Matthew Fraser Ahearn - Officer | Other | Series A Convertible Preferred Stock | 814,093 | - | - | |
| Matthew Fraser Ahearn - Officer | Other | Series B Convertible Preferred Stock | 218,217 | - | - | |
| David Lawrence Blue - Officer | Other | Common Stock | 43,937 | - | - | |
| David Lawrence Blue - Officer | Other | Series Seed Convertible Preferred Stock | 100,000 | - | - | |
| David Lawrence Blue - Officer | Other | Series A Convertible Preferred Stock | 346,333 | - | - | |
| David Lawrence Blue - Officer | Other | Series B Convertible Preferred Stock | 308,916 | - | - | |
| David Lawrence Blue - Officer | Other | Series C Convertible Preferred Stock | 46,512 | - | - | |
| David Lawrence Blue - Officer | Other | Series E Convertible Preferred Stock | 36,614 | - | - | |
| Robert Joseph Ball - Officer | Other | Common Stock | 85,888 | - | - | |
| Robert Joseph Ball - Officer | Other | Series Seed Convertible Preferred Stock | 222,304 | - | - | |
| Robert Joseph Ball - Officer | Other | Series A Convertible Preferred Stock | 176,086 | - | - | |
| Robert Joseph Ball - Officer | Other | Series B Convertible Preferred Stock | 387,346 | - | - | |
| Robert Joseph Ball - Officer | Other | Series D Convertible Preferred Stock | 706,572 | - | - | |
| Robert Joseph Ball - Officer | Other | Series E Convertible Preferred Stock | 146,459 | - | - | |
| Paul Buckman - Director | Other | Common Stock | 6,198 | - | - | |
| Paul Buckman - Director | Grant or award | Common Stock | 7,666 | $0.00 | - | |
| Paul Buckman - Director | Other | Series D Convertible Preferred Stock | 118,268 | - | - |
Recent SI Form 144 notices of proposed sale
3An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| Ball Robert | Officer, Director | 10,175 | $188K | View on EDGAR | |
| Ahearn Matthew | Director, Officer | 22,500 |
SI insider trading FAQ
What is the latest insider trade for SI?
SHOULDER INNOVATIONS, INC. (SI) had 11 insider filings in the last 90 days, with the most recent on 6 October 2026. The full record for SI runs to 43 Form 4 filings, the earliest from 1 August 2025. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying SI stock?
No insider purchases of SI were filed in the last 90 days. 13 purchases are on record for this company.
How many insiders are selling SI stock?
14 insider sales of SI were filed in the last 90 days, totaling $5.09M.
Where can I see SI SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects SI Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
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Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Casey M. Tansey view on EDGAR
- - Kevin K. Sidow view on EDGAR
- - Andrew Hykes view on EDGAR
- - Paul Buckman view on EDGAR
- - Robert Joseph Ball view on EDGAR
- - Gilde Healthcare Holding B.V. view on EDGAR
- - Gilde Healthcare Holding B.V. view on EDGAR
- - Matthew Fraser Ahearn view on EDGAR
- - Gilde Healthcare Holding B.V. view on EDGAR
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Learn more
- Insider selling: signal or noise?
- Why most insider sales are routine, and the few patterns worth a second look.
- Form 144 vs Form 4
- A Form 144 announces a planned sale; the Form 4 reports it after it happens.
- Insider activity in Health Care
- Where SI's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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