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$SI All transactions

SHOULDER INNOVATIONS, INC.

A

$ Value

$0

Shares

7,666

Price

$0

Filed

Aug 5

Insider

Name

Sidow Kevin K.

Title

CIK

0002072468

Roles

Director

Transaction Details

Transaction Date

2025-08-01

Code

A

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

20,010

Footnotes

Immediately prior to the closing of the Issuer's initial public offering, the shares of preferred stock of the Issuer automatically converted into shares of Common Stock on a one-for-0.052410901 basis. | Represents an award of restricted stock units ("RSUs"). The RSUs will vest on the earlier of the date of the annual meeting of stockholders to be held in 2026 or August 1, 2026. Each RSU represents a contingent right to receive one share of the Issuer's Common Stock and has no expiration date.

Filing Info

Accession No.

0001641172-25-022251

Form Type

4

Issuer CIK

0001699350

Sidow Kevin K.'s History

Date Ticker Type Value
2025-08-01 SI C
2025-08-01 SI A $0
2025-08-01 SI C

Other Insiders at SI (90d)

Insider Bought Sold Last
Ball Robert Joseph
CEO & Executive Chairman
$33K 2026-03-13
Points Jeffrey S.
Chief Financial Officer
$30K 2026-03-13
Buchholz Richard $15K 2026-03-13
BUCKMAN PAUL 2026-03-13
Ahearn Matthew Fraser
Chief Operating Officer
2026-04-20
Blue David Lawrence
See Remarks
2026-01-30