Robert Joseph Ball - 01 Aug 2025 Form 4 Insider Report for SHOULDER INNOVATIONS, INC. (SI)

Role
CEO & EXECUTIVE CHAIRMAN, Director
Signature
Jeffrey Points, as Attorney-in-Fact
Issuer symbol
SI
Transactions as of
01 Aug 2025
Net transactions value
$0
Form type
4
Filing time
05 Aug 2025, 16:05:18 UTC
Previous filing
30 Jul 2025
Next filing
15 Sep 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Ball Robert Joseph CEO & EXECUTIVE CHAIRMAN, Director C/O SHOULDER INNOVATIONS, INC., 1535 STEELE AVENUE SW, SUITE B, GRAND RAPIDS Jeffrey Points, as Attorney-in-Fact 05 Aug 2025 0002070664

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction SI Common Stock Conversion of derivative security +85,888 +494% 103,259 01 Aug 2025 Direct F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction SI Series Seed Convertible Preferred Stock Conversion of derivative security -222,304 -100% 0 01 Aug 2025 Common Stock 11,651 Direct F1
transaction SI Series A Convertible Preferred Stock Conversion of derivative security -176,086 -100% 0 01 Aug 2025 Common Stock 9,228 Direct F1
transaction SI Series B Convertible Preferred Stock Conversion of derivative security -387,346 -100% 0 01 Aug 2025 Common Stock 20,301 Direct F1
transaction SI Series D Convertible Preferred Stock Conversion of derivative security -706,572 -100% 0 01 Aug 2025 Common Stock 37,032 Direct F1
transaction SI Series E Convertible Preferred Stock Conversion of derivative security -146,459 -100% 0 01 Aug 2025 Common Stock 7,676 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 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.