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Ball Robert Joseph

SI · CEO & Executive Chairman

Companies Traded

1

Total Buys

3

$140K

Total Sells

0

$0

Net Position

+$140K

Net Buyer

Company Activity

Company Role Buys Sells Holdings Last Activity
SI SHOULDER INNOVATIONS, INC.
CEO & Executive Chairman
3
$140K
0
$0
278,866
$4.23M
Mar 13, 2026

Recent Transactions

SI BUY

SHOULDER INNOVATIONS, INC.

Shares

2,200

Price

$15

Total Value

$33K

Date

Mar 13, 2026

SI BUY

SHOULDER INNOVATIONS, INC.

Shares

3,900

Price

$15

Total Value

$58K

Date

Dec 12, 2025

SI BUY

SHOULDER INNOVATIONS, INC.

Shares

3,300

Price

$15

Total Value

$49K

Date

Dec 11, 2025

Trading Timeline

First Transaction

Dec 11, 2025

Latest Transaction

Mar 13, 2026