Company / CIK 0000277509
FEDERAL SIGNAL CORP /DE/
- Ticker
- FSS
- Size, estimated from filings
- Mid cap ($2B – $10B)
- Insiders on file
- 13
- Members of Congress who traded it
- 2
- Federal contracts on record
- none matched
- Lobbying filings on record
- none matched
- SEC filings
- EDGAR ↗
- Latest trade on record
- September 25, 2026
FEDERAL SIGNAL CORP /DE/ (FSS) has 13 insiders on file who disclosed 74 transactions in the last 12 months (1 open-market buy, 22 sales, about $30.3M at reported prices), and 4 congressional trades in its stock are on record. No federal contract award that started in the last 180 days was found for a recipient with exactly this name; no lobbying filing names it as client this year.
FEDERAL SIGNAL CORP /DE/ in charts
Who is trading this stock
Which people account for the buying and selling over the last 12 months?
8 people account for the disclosed buying and selling in FEDERAL SIGNAL CORP /DE/ over the last 12 months; the most active is SHERMAN JENNIFER L with $8.0M.
Insiders
| Name | Role | Rows | Bought | Sold | Last filed |
|---|---|---|---|---|---|
| Maue Richard A | Exec. V.P & CFO | 5 | 1 | 0 | September 28, 2026 |
| Vaillancourt Eric A. | Director | 4 | 0 | 0 | September 28, 2026 |
| REICHELDERFER BRENDA | Director | 7 | 0 | 1 | August 6, 2026 |
| Bonina Diane | VP, Gen'l Counsel & Secretary | 14 | 0 | 7 | August 5, 2026 |
| Helmkamp Katrina L | Director | 1 | 0 | 0 | May 8, 2026 |
| WEBER MARK | SVP & COO | 22 | 0 | 9 | May 5, 2026 |
| Hudson Ian A. | S.V.P. & CFO | 5 | 0 | 2 | May 5, 2026 |
| SHERMAN JENNIFER L | President & CEO | 9 | 0 | 3 | May 5, 2026 |
| Lowe Eugene Joseph III | Director | 1 | 0 | 0 | April 23, 2026 |
| Patel Shashank | Director | 1 | 0 | 0 | April 23, 2026 |
| Workman John L | Director | 2 | 0 | 0 | April 23, 2026 |
| Boeschen Felix | VP Strategy/Investor Relations | 2 | 0 | 0 | March 2, 2026 |
| MARTIN DENNIS J | Director | 1 | 0 | 0 | November 5, 2025 |
Rows are this company's Form 4 rows for each person. "Bought" and "sold" count open-market purchases (code P) and sales only. More in insider buying and insider selling.
Members of Congress who traded FSS
From periodic transaction reports that name the company's stock. Amounts are the sums of the ranges as filed. Every row is on the FSS page.
| Member | Seat | Trades | Bought | Sold | Range as filed | Latest |
|---|---|---|---|---|---|---|
| Gilbert Ray Cisneros, Jr. | Representative (CA, District 31), Democrat | 3 | 3 | 0 | $3,003–$45K | September 21, 2026 |
| Josh Gottheimer | Representative (NJ, District 5), Democrat | 1 | 1 | 0 | $1,001–$15K | February 26, 2026 |
Insider transactions
| Filer | Security | Side | Trade date | Disclosed | Lag | Shares | Price | Value | Flags | Source | Share |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Maue Richard A | FSS | Other A | September 25, 2026 | September 28, 2026 | 3d | 108 | — | — | Form 4 ↗ | ||
| Vaillancourt Eric A. | FSS | Other A | September 25, 2026 | September 28, 2026 | 3d | 104 | — | — | Form 4 ↗ | ||
| REICHELDERFER BRENDA | FSS | Sell S | August 4, 2026 | August 6, 2026 | 2d | 6,070 | $131 | $795K | Form 4 ↗ | ||
| REICHELDERFER BRENDA | FSS | Other G | August 4, 2026 | August 6, 2026 | 2d | 7,650 | — | — | Form 4 ↗ | ||
| Bonina Diane | FSS | Option / conversion M | August 4, 2026 | August 5, 2026 | 1d | 6,450 | — | — | derivative | Form 4 ↗ | |
| Bonina Diane | FSS | Option / conversion M | August 4, 2026 | August 5, 2026 | 1d | 8,406 | — | — | derivative | Form 4 ↗ | |
| Bonina Diane | FSS | Sell S | August 4, 2026 | August 5, 2026 | 1d | 100 | $131 | $13K | Form 4 ↗ | ||
| Bonina Diane | FSS | Sell S | August 4, 2026 | August 5, 2026 | 1d | 6,350 | $130 | $828K | Form 4 ↗ | ||
| Bonina Diane | FSS | Option / conversion M | August 4, 2026 | August 5, 2026 | 1d | 6,450 | $52 | $334K | Form 4 ↗ | ||
| Bonina Diane | FSS | Sell S | August 4, 2026 | August 5, 2026 | 1d | 100 | $131 | $13K | Form 4 ↗ | ||
| Bonina Diane | FSS | Sell S | August 4, 2026 | August 5, 2026 | 1d | 8,306 | $130 | $1.1M | Form 4 ↗ | ||
| Bonina Diane | FSS | Option / conversion M | August 4, 2026 | August 5, 2026 | 1d | 8,406 | $36 | $301K | Form 4 ↗ | ||
| Bonina Diane | FSS | Sell S | August 3, 2026 | August 5, 2026 | 2d | 4,408 | $129 | $568K | Form 4 ↗ | ||
| Vaillancourt Eric A. | FSS | Other A | June 26, 2026 | June 29, 2026 | 3d | 96 | — | — | Form 4 ↗ | ||
| Maue Richard A | FSS | Other A | June 26, 2026 | June 29, 2026 | 3d | 99 | — | — | Form 4 ↗ | ||
| SHERMAN JENNIFER L | FSS | Option / conversion M | May 1, 2026 | May 5, 2026 | 4d | 59,242 | — | — | derivative | Form 4 ↗ | |
| SHERMAN JENNIFER L | FSS | Sell F | May 4, 2026 | May 5, 2026 | 1d | 7,695 | $117 | $904K | Form 4 ↗ | ||
| SHERMAN JENNIFER L | FSS | Sell F | May 1, 2026 | May 5, 2026 | 4d | 29,680 | $122 | $3.6M | Form 4 ↗ | ||
| SHERMAN JENNIFER L | FSS | Option / conversion M | May 1, 2026 | May 5, 2026 | 4d | 59,242 | $13 | $750K | Form 4 ↗ | ||
| Hudson Ian A. | FSS | Sell F | May 4, 2026 | May 5, 2026 | 1d | 1,657 | $117 | $195K | Form 4 ↗ | ||
| WEBER MARK | FSS | Sell F | May 4, 2026 | May 5, 2026 | 1d | 2,278 | $117 | $268K | Form 4 ↗ | ||
| Bonina Diane | FSS | Sell F | May 4, 2026 | May 5, 2026 | 1d | 962 | $117 | $113K | Form 4 ↗ | ||
| Workman John L | FSS | Other A | April 21, 2026 | April 23, 2026 | 2d | 1,277 | — | — | Form 4 ↗ | ||
| Vaillancourt Eric A. | FSS | Other A | April 21, 2026 | April 23, 2026 | 2d | 1,277 | — | — | Form 4 ↗ | ||
| Patel Shashank | FSS | Other A | April 21, 2026 | April 23, 2026 | 2d | 1,277 | — | — | Form 4 ↗ | ||
| Maue Richard A | FSS | Other A | April 21, 2026 | April 23, 2026 | 2d | 1,277 | — | — | Form 4 ↗ | ||
| Lowe Eugene Joseph III | FSS | Other A | April 21, 2026 | April 23, 2026 | 2d | 1,277 | — | — | Form 4 ↗ | ||
| Helmkamp Katrina L | FSS | Other A | April 21, 2026 | April 23, 2026 | 2d | 1,277 | — | — | Form 4 ↗ | ||
| REICHELDERFER BRENDA | FSS | Other A | April 21, 2026 | April 23, 2026 | 2d | 1,674 | — | — | Form 4 ↗ | ||
| Vaillancourt Eric A. | FSS | Other A | March 27, 2026 | March 30, 2026 | 3d | 42 | — | — | Form 4 ↗ | ||
| Maue Richard A | FSS | Other A | March 27, 2026 | March 30, 2026 | 3d | 43 | — | — | Form 4 ↗ | ||
| Maue Richard A | FSS | Buy P | March 10, 2026 | March 10, 2026 | 0d | 2,000 | $111 | $222K | Form 4 ↗ | ||
| REICHELDERFER BRENDA | FSS | Other G | March 4, 2026 | March 4, 2026 | 0d | 215 | — | — | Form 4 ↗ | ||
| SHERMAN JENNIFER L | FSS | Other A | February 27, 2026 | March 2, 2026 | 3d | 35,742 | $116 | $4.2M | derivative | Form 4 ↗ | |
| SHERMAN JENNIFER L | FSS | Other A | February 27, 2026 | March 2, 2026 | 3d | 11,810 | — | — | Form 4 ↗ | ||
| SHERMAN JENNIFER L | FSS | Sell F | February 26, 2026 | March 2, 2026 | 4d | 29,455 | $118 | $3.5M | Form 4 ↗ | ||
| SHERMAN JENNIFER L | FSS | Other A | February 26, 2026 | March 2, 2026 | 4d | 66,508 | — | — | Form 4 ↗ | ||
| Bonina Diane | FSS | Other A | February 27, 2026 | March 2, 2026 | 3d | 4,224 | $116 | $492K | derivative | Form 4 ↗ | |
| Bonina Diane | FSS | Other A | February 27, 2026 | March 2, 2026 | 3d | 1,396 | — | — | Form 4 ↗ | ||
| Bonina Diane | FSS | Sell F | February 26, 2026 | March 2, 2026 | 4d | 3,718 | $118 | $437K | Form 4 ↗ | ||
| Bonina Diane | FSS | Other A | February 26, 2026 | March 2, 2026 | 4d | 8,316 | — | — | Form 4 ↗ | ||
| Hudson Ian A. | FSS | Other A | February 27, 2026 | March 2, 2026 | 3d | 7,309 | $116 | $851K | derivative | Form 4 ↗ | |
| Hudson Ian A. | FSS | Other A | February 27, 2026 | March 2, 2026 | 3d | 2,416 | — | — | Form 4 ↗ | ||
| Hudson Ian A. | FSS | Sell F | February 26, 2026 | March 2, 2026 | 4d | 6,376 | $118 | $750K | Form 4 ↗ | ||
| Hudson Ian A. | FSS | Other A | February 26, 2026 | March 2, 2026 | 4d | 14,318 | — | — | Form 4 ↗ | ||
| WEBER MARK | FSS | Other A | February 27, 2026 | March 2, 2026 | 3d | 7,796 | $116 | $908K | derivative | Form 4 ↗ | |
| WEBER MARK | FSS | Other A | February 27, 2026 | March 2, 2026 | 3d | 2,577 | — | — | Form 4 ↗ | ||
| WEBER MARK | FSS | Sell F | February 26, 2026 | March 2, 2026 | 4d | 9,843 | $118 | $1.2M | Form 4 ↗ | ||
| WEBER MARK | FSS | Other A | February 26, 2026 | March 2, 2026 | 4d | 22,170 | — | — | Form 4 ↗ | ||
| Boeschen Felix | FSS | Other A | February 27, 2026 | March 2, 2026 | 3d | 1,787 | $116 | $208K | derivative | Form 4 ↗ | |
| Boeschen Felix | FSS | Other A | February 27, 2026 | March 2, 2026 | 3d | 590 | — | — | Form 4 ↗ | ||
| SHERMAN JENNIFER L | FSS | Other G | December 18, 2025 | December 19, 2025 | 1d | 1,805 | — | — | Form 4 ↗ | ||
| Workman John L | FSS | Other G | November 10, 2025 | November 12, 2025 | 2d | 2,500 | — | — | Form 4 ↗ | ||
| WEBER MARK | FSS | Option / conversion M | November 6, 2025 | November 10, 2025 | 4d | 1,709 | — | — | derivative | Form 4 ↗ | |
| WEBER MARK | FSS | Option / conversion M | November 6, 2025 | November 10, 2025 | 4d | 11,470 | — | — | derivative | Form 4 ↗ | |
| WEBER MARK | FSS | Option / conversion M | November 6, 2025 | November 10, 2025 | 4d | 19,780 | — | — | derivative | Form 4 ↗ | |
| WEBER MARK | FSS | Option / conversion M | November 6, 2025 | November 10, 2025 | 4d | 15,682 | — | — | derivative | Form 4 ↗ | |
| WEBER MARK | FSS | Option / conversion M | November 6, 2025 | November 10, 2025 | 4d | 2,546 | — | — | derivative | Form 4 ↗ | |
| WEBER MARK | FSS | Sell S | November 6, 2025 | November 10, 2025 | 4d | 1,709 | $111 | $189K | Form 4 ↗ | ||
| WEBER MARK | FSS | Option / conversion M | November 6, 2025 | November 10, 2025 | 4d | 1,709 | $82 | $141K | Form 4 ↗ | ||
| WEBER MARK | FSS | Sell S | November 6, 2025 | November 10, 2025 | 4d | 11,470 | $111 | $1.3M | Form 4 ↗ | ||
| WEBER MARK | FSS | Option / conversion M | November 6, 2025 | November 10, 2025 | 4d | 11,470 | $52 | $594K | Form 4 ↗ | ||
| WEBER MARK | FSS | Sell S | November 6, 2025 | November 10, 2025 | 4d | 20 | $112 | $2,247 | Form 4 ↗ | ||
| WEBER MARK | FSS | Sell S | November 6, 2025 | November 10, 2025 | 4d | 19,760 | $112 | $2.2M | Form 4 ↗ | ||
| WEBER MARK | FSS | Option / conversion M | November 6, 2025 | November 10, 2025 | 4d | 19,780 | $36 | $708K | Form 4 ↗ | ||
| WEBER MARK | FSS | Sell S | November 6, 2025 | November 10, 2025 | 4d | 14,042 | $112 | $1.6M | Form 4 ↗ | ||
| WEBER MARK | FSS | Sell S | November 6, 2025 | November 10, 2025 | 4d | 1,640 | $113 | $185K | Form 4 ↗ | ||
| WEBER MARK | FSS | Option / conversion M | November 6, 2025 | November 10, 2025 | 4d | 15,682 | $43 | $672K | Form 4 ↗ | ||
| WEBER MARK | FSS | Sell S | November 6, 2025 | November 10, 2025 | 4d | 2,546 | $113 | $287K | Form 4 ↗ | ||
| WEBER MARK | FSS | Option / conversion M | November 6, 2025 | November 10, 2025 | 4d | 2,546 | $28 | $71K | Form 4 ↗ | ||
| REICHELDERFER BRENDA | FSS | Other G | November 5, 2025 | November 6, 2025 | 1d | 880 | — | — | Form 4 ↗ | ||
| REICHELDERFER BRENDA | FSS | Other G | November 5, 2025 | November 6, 2025 | 1d | 88 | — | — | Form 4 ↗ | ||
| REICHELDERFER BRENDA | FSS | Other G | November 4, 2025 | November 6, 2025 | 2d | 880 | — | — | Form 4 ↗ | ||
| MARTIN DENNIS J | FSS | Other G | November 4, 2025 | November 5, 2025 | 1d | 55,859 | — | — | Form 4 ↗ |
Federal contracts (USAspending, awards started in the last 180 days)
No contract award starting in the last 180 days was found for a recipient named exactly "FEDERAL SIGNAL CORP /DE/". Subsidiaries and differently-spelled recipients are not matched — search contracts.
Lobbying (Senate LDA, as client)
No LDA filing posted since October 2025 names "FEDERAL SIGNAL CORP /DE/" as the client. Filings under a subsidiary or trade-association name are not matched — search lobbying.
Related companies
Companies whose stock was traded by the same people who traded FSS, by number of filers in common. It shows overlap in public filings and nothing else.
- CrowdStrike Holdings, Inc. CRWD 2 filers in common
- Cloudflare, Inc. NET 2 filers in common
- Uber Technologies, Inc UBER 2 filers in common
- CARVANA CO. CVNA 2 filers in common
- MICRON TECHNOLOGY INC MU 2 filers in common
- INTUIT INC. INTU 2 filers in common
- ServiceNow, Inc. NOW 2 filers in common
- ADVANCED MICRO DEVICES INC AMD 2 filers in common
Guides for this page
- What is SEC Form 4? Who files: officers, directors and owners of more than 10% of a class of the company's shares.
- Insider buying vs insider selling Selling outweighs buying by a wide margin in normal times.
- What disclosure data cannot tell you Filings are late by design: up to 45 days for Congress, two business days for insiders.
Sources and method
| Source | Filings | Rows | First filed | Newest filed | Read the originals |
|---|---|---|---|---|---|
| House Clerk, periodic transaction reports | 4 | 4 | March 9, 2026 | October 12, 2026 | House Clerk search |
| SEC EDGAR, Form 4 | 31 | 74 | November 5, 2025 | September 28, 2026 | Form 4 list on EDGAR |
Site built October 22, 2026. Every row in the tables above links to its own filing. To quote a figure, use the Cite button at the top of the page; see how to cite and reuse.
Insiders and their transactions come from SEC EDGAR Form 4 filings for this issuer. Contracts and lobbying are matched by exact normalized name (suffixes like Inc./Corp. ignored) to USAspending recipients and LDA clients — a conservative match that misses subsidiaries on purpose. See methodology and corrections.
Not investment advice. Public records shown as filed; no recommendation is made or implied.