Reporting Manager
Renaissance Technologies LLC
Symbol
FONR
Shares outstanding
6,209,577 shares
Disclosed Ownership
308,616 shares
Ownership
5%
Form type
SCHEDULE 13G/A
Filing time
13 Nov 2025, 14:28:06 UTC
Date of event
30 Sep 2025
Previous filing
13 Aug 2025
Next filing
12 Feb 2026

Reporting Managers (2)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Renaissance Technologies LLC 5% 308,616 308,616 0 Brian Felczak Chief Financial Officer
Renaissance Technologies Holdings Corporation 5% 308,616 308,616 0 Brian Felczak Vice President