Key facts
- This page summarizes Katrina L. Helmkamp's Form 4 filing for FEDERAL SIGNAL CORP /DE/ (FSS).
- 1 reported transaction and 0 derivative rows are listed below.
- Accepted by SEC: 23 Apr 2026, 13:56.
Katrina L. Helmkamp - 21 Apr 2026 Form 4 Insider Report for FEDERAL SIGNAL CORP /DE/ (FSS)
- Reporting relationship
- Director
- Issuer ticker
- FSS
- Reported as of
- 21 Apr 2026
- Net transaction value
- $0
- SEC form
- 4
- Accepted by SEC
- 23 Apr 2026, 13:56:47 UTC
- Prior SEC filing
- 11 Aug 2025
- Next SEC filing
- 08 May 2026
- Source filing
- View source filing
- Reporting owner signature
- Diane I. Bonina, attorney-in-fact for Katrina L. Helmkamp
Source evidence
Original filing metadata and source links for verification.
5 source fields
Reporting owner
1 detail
Key filing fact
Katrina L. Helmkamp filed Form 4 for FEDERAL SIGNAL CORP /DE/ (FSS) on 23 Apr 2026.
Change
- Previous filing in this sequence was filed on 11 Aug 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 0001322851
Primary reporting owner
Helmkamp Katrina L
- Relationship
- Director
- Address
- 1333 BUTTERFIELD ROAD, SUITE 500, DOWNERS GROVE
- Signature
- Diane I. Bonina, attorney-in-fact for Katrina L. Helmkamp
- Signature date
- 23 Apr 2026
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
FSS
transaction
Common Stock
Award
- Transaction value
- Shares
- +1,277
- Change %
- +30%
- Price
- $0.000000*
- Shares after
- 5,603
- Date
- 21 Apr 2026
- Ownership
- Direct
* marks a reported price that did not pass the local price check.