Ball Robert Joseph
SEC insider (Form 3/4/5 filer). CIK 0002070664. CEO & Executive Chairman at SHOULDER INNOVATIONS, INC. (SI). 13 reported Form 4/5 transactions since Sep 2024; latest on Sep 14, 2026. Located in GRAND RAPIDS, MI.
Companies Ball Robert Joseph has filed insider reports for
- SHOULDER INNOVATIONS, INC. (SI): Director, Officer, CEO & Executive Chairman
Ball Robert Joseph
CIK: 0002070664
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
SHOULDER INNOVATIONS, INC.
Discretionary Trading P&L
Holdings
Transaction History (13 total)
- Sep 14, 2026SI
SHOULDER INNOVATIONS, INC.
SaleDirect10.2K shares at avg. $18.45$188K - Sep 14, 2026SI
SHOULDER INNOVATIONS, INC.
ExerciseDirect89.2K shares at avg. $2.10$187K - Apr 30, 2026SI
SHOULDER INNOVATIONS, INC.
ExerciseDirect10K shares at avg. $2.48$25K - Mar 13, 2026SI
SHOULDER INNOVATIONS, INC.
PurchaseDirect2.2K shares at avg. $15.18$33K - Feb 6, 2026SI
SHOULDER INNOVATIONS, INC.
ExerciseDirect10K shares at avg. $2.48$25K - Feb 6, 2026SI
SHOULDER INNOVATIONS, INC.
ExerciseDirect2.1K shares at avg. $2.10$4K - Jan 30, 2026SI
SHOULDER INNOVATIONS, INC.
AwardDirectStock Option
265.4K shares- - Dec 31, 2025SI
SHOULDER INNOVATIONS, INC.
AwardDirect1.7K shares at avg. $12.16$20K - Dec 12, 2025SI
SHOULDER INNOVATIONS, INC.
PurchaseDirect3.9K shares at avg. $14.89$58K - Dec 11, 2025SI
SHOULDER INNOVATIONS, INC.
PurchaseDirect3.3K shares at avg. $14.83$49K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Sep 14, 2026 | SI SHOULDER INNOVATIONS, INC. | Sale | 10,175 | $18.45 | $187,706 | Direct |
| Sep 14, 2026 | SI SHOULDER INNOVATIONS, INC. | Exercise | 89,233 | $2.10 | $187,282 | Direct |
| Apr 30, 2026 | SI SHOULDER INNOVATIONS, INC. | Exercise | 10,000 | $2.48 | $24,804 | Direct |
| Mar 13, 2026 | SI SHOULDER INNOVATIONS, INC. | Purchase | 2,200 | $15.18 | $33,392 | Direct |
| Feb 6, 2026 | SI SHOULDER INNOVATIONS, INC. | Exercise | 10,000 | $2.48 | $24,804 | Direct |
| Feb 6, 2026 | SI SHOULDER INNOVATIONS, INC. | Exercise | 2,062 | $2.10 | $4,328 | Direct |
| Jan 30, 2026 | SI SHOULDER INNOVATIONS, INC. | Award Stock Option | 265,351 | - | - | Direct |
| Dec 31, 2025 | SI SHOULDER INNOVATIONS, INC. | Award | 1,661 | $12.16 | $20,198 | Direct |
| Dec 12, 2025 | SI SHOULDER INNOVATIONS, INC. | Purchase | 3,900 | $14.89 | $58,075 | Direct |
| Dec 11, 2025 | SI SHOULDER INNOVATIONS, INC. | Purchase | 3,300 | $14.83 | $48,934 | Direct |
1-10 of 13 transactions