Company / CIK 0001042046
AMERICAN FINANCIAL GROUP INC
- Ticker
- AFG
- Size, estimated from filings
- Large cap ($10B – $200B)
- Insiders on file
- 15
- Members of Congress who traded it
- 1
- Federal contracts on record
- none matched
- Lobbying filings on record
- 4
- SEC filings
- EDGAR ↗
- Latest trade on record
- September 16, 2026
AMERICAN FINANCIAL GROUP INC (AFG) has 15 insiders on file who disclosed 48 transactions in the last 12 months (0 open-market buys, 17 sales, about $17.7M at reported prices), and 2 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, and 2 lobbying filings naming it as client report $120K in 2026.
AMERICAN FINANCIAL GROUP INC 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 AMERICAN FINANCIAL GROUP INC over the last 12 months; the most active is LINDNER CARL H III with $13M.
Lobbying spend by quarter
How much has AMERICAN FINANCIAL GROUP INC reported spending on federal lobbying?
AMERICAN FINANCIAL GROUP INC reported $240K in lobbying over the last eight quarters, from filings matched by exact company name.
Insiders
| Name | Role | Rows | Bought | Sold | Last filed |
|---|---|---|---|---|---|
| Thompson David Lawrence Jr | President of Subsidiary | 6 | 0 | 2 | September 18, 2026 |
| VON LEHMAN JOHN I | Director | 2 | 0 | 1 | September 14, 2026 |
| Hertzman Brian S. | SVP, CFO | 5 | 0 | 4 | September 2, 2026 |
| LINDNER CARL H III | Co-CEO | 6 | 0 | 3 | August 26, 2026 |
| Weiss Mark A | Sr. VP & General Counsel | 3 | 0 | 2 | August 7, 2026 |
| Gillis Michelle A | Senior Vice President | 4 | 0 | 2 | June 25, 2026 |
| JOSEPH GREGORY G | Director | 1 | 0 | 0 | June 2, 2026 |
| VERITY WILLIAM W | Director | 1 | 0 | 0 | June 2, 2026 |
| Martin Mary Beth | Director | 1 | 0 | 0 | June 2, 2026 |
| Murray Amy Y | Director | 1 | 0 | 0 | June 2, 2026 |
| Newport Roger K | Director | 1 | 0 | 0 | June 2, 2026 |
| Nwankwo Evans N | Director | 1 | 0 | 0 | June 2, 2026 |
| Lindner Stephen Craig Jr | Director | 11 | 0 | 1 | March 2, 2026 |
| LINDNER S CRAIG | Co-CEO | 3 | 0 | 1 | March 2, 2026 |
| BERDING JOHN B | President | 2 | 0 | 1 | March 2, 2026 |
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 AFG
From periodic transaction reports that name the company's stock. Amounts are the sums of the ranges as filed. Every row is on the AFG page.
| Member | Seat | Trades | Bought | Sold | Range as filed | Latest |
|---|---|---|---|---|---|---|
| Julia Letlow | Representative (LA, District 5), Republican | 2 | 1 | 1 | $2,002–$30K | February 24, 2025 |
Insider transactions
| Filer | Security | Side | Trade date | Disclosed | Lag | Shares | Price | Value | Flags | Source | Share |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Thompson David Lawrence Jr | AFG | Other J | September 16, 2026 | September 18, 2026 | 2d | 119,914 | — | — | indirect | Form 4 ↗ | |
| Thompson David Lawrence Jr | AFG | Other J | September 16, 2026 | September 18, 2026 | 2d | 30,363 | — | — | indirect | Form 4 ↗ | |
| VON LEHMAN JOHN I | AFG | Sell S | September 14, 2026 | September 14, 2026 | 0d | 1,279 | $144 | $184K | Form 4 ↗ | ||
| Hertzman Brian S. | AFG | Sell S | September 2, 2026 | September 2, 2026 | 0d | 950 | $143 | $136K | Form 4 ↗ | ||
| LINDNER CARL H III | AFG | Sell S | August 26, 2026 | August 26, 2026 | 0d | 81,373 | $144 | $11.7M | indirect | Form 4 ↗ | |
| LINDNER CARL H III | AFG | Sell S | August 24, 2026 | August 26, 2026 | 2d | 8,627 | $145 | $1.2M | indirect | Form 4 ↗ | |
| Weiss Mark A | AFG | Sell S | August 6, 2026 | August 7, 2026 | 1d | 2,813 | $145 | $407K | indirect | Form 4 ↗ | |
| Gillis Michelle A | AFG | Sell S | June 24, 2026 | June 25, 2026 | 1d | 2,247 | $139 | $312K | Form 4 ↗ | ||
| Thompson David Lawrence Jr | AFG | Sell S | June 23, 2026 | June 24, 2026 | 1d | 11,370 | $135 | $1.5M | indirect | Form 4 ↗ | |
| Nwankwo Evans N | AFG | Other A | June 1, 2026 | June 2, 2026 | 1d | 1,299 | — | — | Form 4 ↗ | ||
| Newport Roger K | AFG | Other A | June 1, 2026 | June 2, 2026 | 1d | 1,299 | — | — | Form 4 ↗ | ||
| Murray Amy Y | AFG | Other A | June 1, 2026 | June 2, 2026 | 1d | 1,299 | — | — | Form 4 ↗ | ||
| Martin Mary Beth | AFG | Other A | June 1, 2026 | June 2, 2026 | 1d | 1,299 | — | — | Form 4 ↗ | ||
| VERITY WILLIAM W | AFG | Other A | June 1, 2026 | June 2, 2026 | 1d | 1,299 | — | — | Form 4 ↗ | ||
| JOSEPH GREGORY G | AFG | Other A | June 1, 2026 | June 2, 2026 | 1d | 1,299 | — | — | Form 4 ↗ | ||
| VON LEHMAN JOHN I | AFG | Other A | June 1, 2026 | June 2, 2026 | 1d | 1,299 | — | — | Form 4 ↗ | ||
| LINDNER CARL H III | AFG | Other A | February 26, 2026 | March 2, 2026 | 4d | 11,294 | — | — | indirect | Form 4 ↗ | |
| Gillis Michelle A | AFG | Other A | February 26, 2026 | March 2, 2026 | 4d | 3,012 | — | — | Form 4 ↗ | ||
| Hertzman Brian S. | AFG | Sell S | February 27, 2026 | March 2, 2026 | 3d | 1,663 | $134 | $222K | Form 4 ↗ | ||
| Hertzman Brian S. | AFG | Other A | February 26, 2026 | March 2, 2026 | 4d | 3,163 | — | — | Form 4 ↗ | ||
| Thompson David Lawrence Jr | AFG | Other A | February 26, 2026 | March 2, 2026 | 4d | 4,706 | — | — | indirect | Form 4 ↗ | |
| Weiss Mark A | AFG | Other A | February 26, 2026 | March 2, 2026 | 4d | 3,012 | — | — | Form 4 ↗ | ||
| LINDNER S CRAIG | AFG | Other A | February 26, 2026 | March 2, 2026 | 4d | 11,294 | — | — | indirect | Form 4 ↗ | |
| Lindner Stephen Craig Jr | AFG | Other A | February 26, 2026 | March 2, 2026 | 4d | 3,389 | — | — | indirect | Form 4 ↗ | |
| BERDING JOHN B | AFG | Other A | February 26, 2026 | March 2, 2026 | 4d | 8,847 | — | — | Form 4 ↗ | ||
| LINDNER CARL H III | AFG | Sell F | February 23, 2026 | February 24, 2026 | 1d | 3,810 | $130 | $495K | indirect | Form 4 ↗ | |
| LINDNER S CRAIG | AFG | Sell F | February 23, 2026 | February 24, 2026 | 1d | 3,300 | $130 | $428K | indirect | Form 4 ↗ | |
| Lindner Stephen Craig Jr | AFG | Sell F | February 23, 2026 | February 24, 2026 | 1d | 761 | $130 | $99K | indirect | Form 4 ↗ | |
| Thompson David Lawrence Jr | AFG | Sell F | February 23, 2026 | February 24, 2026 | 1d | 1,098 | $130 | $143K | indirect | Form 4 ↗ | |
| BERDING JOHN B | AFG | Sell F | February 23, 2026 | February 24, 2026 | 1d | 2,050 | $130 | $266K | Form 4 ↗ | ||
| Gillis Michelle A | AFG | Sell F | February 23, 2026 | February 24, 2026 | 1d | 730 | $130 | $95K | Form 4 ↗ | ||
| Weiss Mark A | AFG | Sell F | February 23, 2026 | February 24, 2026 | 1d | 658 | $130 | $85K | Form 4 ↗ | ||
| Hertzman Brian S. | AFG | Sell F | February 22, 2026 | February 24, 2026 | 2d | 727 | $130 | $94K | Form 4 ↗ | ||
| Lindner Stephen Craig Jr | AFG | Other G | January 28, 2026 | January 29, 2026 | 1d | 147 | — | — | indirect | Form 4 ↗ | |
| Lindner Stephen Craig Jr | AFG | Other G | January 28, 2026 | January 29, 2026 | 1d | 441 | — | — | indirect | Form 4 ↗ | |
| Lindner Stephen Craig Jr | AFG | Other G | January 28, 2026 | January 29, 2026 | 1d | 276 | — | — | indirect | Form 4 ↗ | |
| Gillis Michelle A | AFG | Other G | December 29, 2025 | December 30, 2025 | 1d | 542 | — | — | indirect | Form 4 ↗ | |
| LINDNER CARL H III | AFG | Other G | December 16, 2025 | December 22, 2025 | 6d | 403 | — | — | lateindirect | Form 4 ↗ | |
| Lindner Stephen Craig Jr | AFG | Other G | December 18, 2025 | December 22, 2025 | 4d | 44 | — | — | indirect | Form 4 ↗ | |
| Thompson David Lawrence Jr | AFG | Other G | December 18, 2025 | December 22, 2025 | 4d | 828 | — | — | indirect | Form 4 ↗ | |
| LINDNER S CRAIG | AFG | Other G | December 15, 2025 | December 16, 2025 | 1d | 3,342 | — | — | indirect | Form 4 ↗ | |
| Lindner Stephen Craig Jr | AFG | Other G | December 15, 2025 | December 16, 2025 | 1d | 276 | — | — | indirect | Form 4 ↗ | |
| Lindner Stephen Craig Jr | AFG | Other G | December 15, 2025 | December 16, 2025 | 1d | 828 | — | — | indirect | Form 4 ↗ | |
| Lindner Stephen Craig Jr | AFG | Other G | December 15, 2025 | December 16, 2025 | 1d | 276 | — | — | indirect | Form 4 ↗ | |
| LINDNER CARL H III | AFG | Other G | December 9, 2025 | December 11, 2025 | 2d | 37,424 | — | — | indirect | Form 4 ↗ | |
| Lindner Stephen Craig Jr | AFG | Other G | December 3, 2025 | December 5, 2025 | 2d | 574 | — | — | indirect | Form 4 ↗ | |
| Lindner Stephen Craig Jr | AFG | Other G | December 3, 2025 | December 5, 2025 | 2d | 574 | — | — | indirect | Form 4 ↗ | |
| Hertzman Brian S. | AFG | Sell S | November 7, 2025 | November 10, 2025 | 3d | 1,777 | $143 | $253K | 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 "AMERICAN FINANCIAL GROUP INC". Subsidiaries and differently-spelled recipients are not matched — search contracts.
Lobbying (Senate LDA, as client)
| Period | Registrant | Primary issue | Amount | Source |
|---|---|---|---|---|
| 2026 Q2 | WILMER CUTLER PICKERING HALE AND DORR LLP | Insurance | $60,000 | LDA ↗ |
| 2026 Q1 | WILMER CUTLER PICKERING HALE AND DORR LLP | Insurance | $60,000 | LDA ↗ |
| 2025 Q4 | WILMER CUTLER PICKERING HALE AND DORR LLP | Insurance | $60,000 | LDA ↗ |
| 2025 Q3 | WILMER CUTLER PICKERING HALE AND DORR LLP | Insurance | $60,000 | LDA ↗ |
Related companies
Companies whose stock was traded by the same people who traded AFG, by number of filers in common. It shows overlap in public filings and nothing else.
- Meta Platforms, Inc. META 1 filer in common
- MICRON TECHNOLOGY INC MU 1 filer in common
- Albertsons Companies, Inc. ACI 1 filer in common
- INTUIT INC. INTU 1 filer in common
- ADOBE INC. ADBE 1 filer in common
- Salesforce, Inc. CRM 1 filer in common
- Workday, Inc. WDAY 1 filer in common
- NVIDIA CORP NVDA 1 filer 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.
- Lobbying disclosure reports Reports are due about 20 days after each quarter ends.
- 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 | 1 | 2 | January 13, 2026 | January 13, 2026 | House Clerk search |
| SEC EDGAR, Form 4 | 40 | 48 | November 10, 2025 | September 18, 2026 | Form 4 list on EDGAR |
| Lobbying disclosure filings | 4 filings | — | — | — | LDA.gov search |
Site built October 27, 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.