Robert Joseph Ball
CEO & EXECUTIVE CHAIRMAN at Shoulder Innovations Inc.
Sits on 1 board. Last updated September 28, 2026
Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 1 year
- Director since
- 2025
1 year of board service in total across 1 board, counting each seat separately. Longest: Shoulder Innovations Inc., 1 year.
Chief executive roles
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
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Shoulder Innovations Inc. June 26, 202671.4%
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Sep 14, 2026 | Shoulder Innovations Inc. | Option exercise | +89,233 | $2.10 | $187,282 |
| Sep 14, 2026 | Shoulder Innovations Inc. | Open-market sale | −10,175 | $18.45 | $187,706 |
| Apr 30, 2026 | Shoulder Innovations Inc. | Option exercise | +10,000 | $2.48 | $24,800 |
| Mar 13, 2026 | Shoulder Innovations Inc. | Open-market purchase | +2,200 | $15.18 | $33,396 |
| Feb 6, 2026 | Shoulder Innovations Inc. | Option exercise | +10,000 | $2.48 | $24,800 |
| Feb 6, 2026 | Shoulder Innovations Inc. | Option exercise | +2,062 | $2.10 | $4,330 |
| Dec 31, 2025 | Shoulder Innovations Inc. | Grant or award | +1,661 | $12.16 | $20,198 |
| Dec 12, 2025 | Shoulder Innovations Inc. | Open-market purchase | +3,900 | $14.89 | $58,071 |
| Dec 11, 2025 | Shoulder Innovations Inc. | Open-market purchase | +3,300 | $14.83 | $48,939 |
| Sep 12, 2025 | Shoulder Innovations Inc. | Open-market purchase | +6,000 | $15.49 | $92,940 |
| Sep 11, 2025 | Shoulder Innovations Inc. | Open-market purchase | +2,000 | $14.90 | $29,800 |
| Aug 1, 2025 | Shoulder Innovations Inc. | Derivative conversion | +85,888 | — | — |
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