Key facts
- This page summarizes Robert Joseph Ball's Form 4 filing for SHOULDER INNOVATIONS, INC. (SI).
- 6 reported transactions and 5 derivative rows are listed below.
- Accepted by SEC: 05 Aug 2025, 16:05.
Robert Joseph Ball - 01 Aug 2025 Form 4 Insider Report for SHOULDER INNOVATIONS, INC. (SI)
- Reporting relationship
- CEO & EXECUTIVE CHAIRMAN, Director
- Issuer ticker
- SI
- Reported as of
- 01 Aug 2025
- Net transaction value
- $0
- SEC form
- 4
- Accepted by SEC
- 05 Aug 2025, 16:05:18 UTC
- Prior SEC filing
- 30 Jul 2025
- Next SEC filing
- 15 Sep 2025
- Source filing
- View source filing
- Reporting owner signature
- Jeffrey Points, as Attorney-in-Fact
Source evidence
Original filing metadata and source links for verification.
5 source fields
Reporting owner
1 detail
Key filing fact
Robert Joseph Ball filed Form 4 for SHOULDER INNOVATIONS, INC. (SI) on 05 Aug 2025.
Change
- Previous filing in this sequence was filed on 30 Jul 2025.
- Current net transaction value: $0.
Research use
- This tells you what this filing adds before you inspect full transaction and derivative tables.
- You can trace every row back to the original SEC filing document.
Evidence
Filed on Form 4
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0002070664
Primary reporting owner
Ball Robert Joseph
- Relationship
- CEO & EXECUTIVE CHAIRMAN, Director
- Address
- C/O SHOULDER INNOVATIONS, INC., 1535 STEELE AVENUE SW, SUITE B, GRAND RAPIDS
- Signature
- Jeffrey Points, as Attorney-in-Fact
- Signature date
- 05 Aug 2025
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
SI
transaction
Common Stock
Conversion of derivative security
- Transaction value
- Shares
- +85,888
- Change %
- +494%
- Price
- Shares after
- 103,259
- Date
- 01 Aug 2025
- Ownership
- Direct
- Footnotes
- F1
Reported derivative securities
Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.
SI
transaction
Derivative
Series Seed Convertible Preferred Stock
Conversion of derivative security
- Transaction value
- Shares
- -222,304
- Change %
- -100%
- Price
- Shares after
- 0
- Date
- 01 Aug 2025
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 11,651
- Exercise price
- Footnotes
- F1
SI
transaction
Derivative
Series A Convertible Preferred Stock
Conversion of derivative security
- Transaction value
- Shares
- -176,086
- Change %
- -100%
- Price
- Shares after
- 0
- Date
- 01 Aug 2025
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 9,228
- Exercise price
- Footnotes
- F1
SI
transaction
Derivative
Series B Convertible Preferred Stock
Conversion of derivative security
- Transaction value
- Shares
- -387,346
- Change %
- -100%
- Price
- Shares after
- 0
- Date
- 01 Aug 2025
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 20,301
- Exercise price
- Footnotes
- F1
SI
transaction
Derivative
Series D Convertible Preferred Stock
Conversion of derivative security
- Transaction value
- Shares
- -706,572
- Change %
- -100%
- Price
- Shares after
- 0
- Date
- 01 Aug 2025
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 37,032
- Exercise price
- Footnotes
- F1
SI
transaction
Derivative
Series E Convertible Preferred Stock
Conversion of derivative security
- Transaction value
- Shares
- -146,459
- Change %
- -100%
- Price
- Shares after
- 0
- Date
- 01 Aug 2025
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 7,676
- Exercise price
- Footnotes
- F1
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Explanation of responses 1 footnote
Footnote 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.