Derivative exercise or conversion — not an open-market buy.
Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell
View the official recordSEC Form 4 — Statement of Changes in Beneficial OwnershipAll the details
Dates, kept separate
Transaction date
Apr 20, 2026
Reporting period
Not applicable
Filed with the SEC
Apr 22, 2026
DirectorOption exercise
Context
Classification
option exercise
Code M — exercise or conversion of a derivative security
Planned / mechanical clue
Footnote references vesting of compensation awards
Only flagged when a footnote says so; never inferred
Source receipt
Record ID
0002070582-26-000003
Filed / recorded
Apr 22, 2026, 12:39 AM UTC
Added to OQRO
Oct 7, 2026, 5:52 AM UTC
Parser
form4-xml-v2
Data quality
Verified: identifiers matched exactly
Issuer
SHOULDER INNOVATIONS, INC.
Issuer CIK
1699350
Ticker
SI
Reporting person
Matthew Fraser Ahearn
Relationship
Director, Officer
Officer title
Chief Operating Officer
Security
Stock Option
Table
Derivative (Table II)
Transaction date
Apr 20, 2026
Transaction code
M
Shares / units
14,243
Price per share
$0.00
Acquired / disposed
Disposed (D)
Shares owned after
42,731
Ownership form
Direct
Amendment
No
Footnotes from the filing
The stock option vested as to one-fourth of the underlying shares on April 1, 2026, and the remaining shares vest in 12 equal increments on the last day of each fiscal quarter beginning on June 30, 2026.