Rockwell Automation, Inc. (ROK) Shareholders & Insider Trades
Rockwell Automation shareholders at a glance
The largest holder of Rockwell Automation stock is BlackRock Advisors LLC, with 8.2 million shares (7.41% of the company), worth about $3.49 billion as of September 25, 2026. The 10 largest holders together own 38.3%.
In Q2 2026, 1,587 institutional holdings reports listed shares worth $49.10 billion.
Insiders reported 100 transactions in the last two years: 55 sales worth $77.87 million and no purchases. The newest one on file is from May 8, 2026 (Riesterer Terry Lee, Officer).
Major holders as of September 25, 2026; quarterly totals from institutional holdings reports (latest Q2 2026); insider transactions on file through May 8, 2026.
Rockwell Automation, Inc.
Shareholders Summary
2026Q2
Ownership by Type
Geographic Distribution
Largest Rockwell Automation shareholders
| Holder | Shares | % of company | Value |
|---|---|---|---|
| BlackRock Advisors LLC | 8.2 million | 7.41% | $3.5B |
| Vanguard Capital Management LLC | 7.3 million | 6.55% | $3.1B |
| Vanguard Portfolio Management LLC | 5.9 million | 5.34% | $2.5B |
| State Street Corporation | 5.3 million | 4.79% | $2.3B |
| Geode Capital Management LLC | 3.1 million | 2.82% | $1.3B |
| Eaton Vance Management | 3.0 million | 2.74% | $1.3B |
| JPMorgan Investment Management, Inc. | 2.9 million | 2.63% | $1.2B |
| BlackRock Life Ltd. | 2.9 million | 2.59% | $1.2B |
| Goldman Sachs Wealth Services LP | 1.9 million | 1.74% | $821.0M |
| UBS Financial Services, Inc. | 1.9 million | 1.71% | $807.0M |
As of September 25, 2026.
Rockwell Automation institutional holdings by quarter
| Quarter | Reports | Shares | Value |
|---|---|---|---|
| Q2 2026 | 1,587 | – | $49.1B |
| Q1 2026 | 1,471 | 95.9 million | $34.4B |
| Q4 2025 | 1,472 | 95.8 million | $37.2B |
| Q3 2025 | 1,348 | 93.0 million | $32.5B |
| Q2 2025 | 1,327 | 94.4 million | $31.3B |
| Q1 2025 | 1,221 | 92.4 million | $23.8B |
| Q4 2024 | 1,258 | 94.1 million | $26.9B |
| Q3 2024 | 1,209 | 92.6 million | $24.6B |
Shares and value held by institutions that file quarterly holdings reports (options not included).
Rockwell Automation insider trades
| Insider | Date | Title | Transaction | Value |
|---|---|---|---|---|
| Riesterer Terry Lee | May 8, 2026 | Officer | Conversion of Exercise of derivative security at price 196.43 - 279.50 per share. | $960,190 |
| Riesterer Terry Lee | May 7, 2026 | Officer | Sale at price 451.83 - 452.02 per share. | $1.8M |
| Fordenwalt Matthew W | May 5, 2026 | Officer | Conversion of Exercise of derivative security at price 246.77 per share. | $148,062 |
| Nardecchia Christopher | May 5, 2026 | Chief Technology Officer | Conversion of Exercise of derivative security at price 350.76 per share. | $890,229 |
| Fordenwalt Matthew W | May 5, 2026 | Officer | Sale at price 448.26 - 449.98 per share. | $269,748 |
| Nardecchia Christopher | May 5, 2026 | Chief Technology Officer | Sale at price 440.82 - 450.04 per share. | $1.1M |
| Genereux Scott A | May 5, 2026 | Officer | Sale at price 447.73 per share. | $246,252 |
| Zapico Nimcrut David A. | Apr 16, 2026 | Director | Stock Award(Grant) at price 0.00 per share. | – |
| Fordenwalt Matthew W | Apr 13, 2026 | Officer | Conversion of Exercise of derivative security at price 196.43 per share. | $235,716 |
| Fordenwalt Matthew W | Apr 13, 2026 | Officer | Sale at price 400.00 per share. | $480,000 |
| Perducat Cyril | Apr 10, 2026 | Chief Technology Officer | Sale at price 395.00 per share. | $78,209 |
| Perducat Cyril | Apr 9, 2026 | Chief Technology Officer | -- | – |
Newest 12 of 100 insider transactions in the last two years.
Questions and answers
Who owns the most Rockwell Automation stock?
BlackRock Advisors LLC, with 7.41% of the company (as of September 25, 2026). Next: Vanguard Capital Management LLC (6.55%) and Vanguard Portfolio Management LLC (5.34%).
How many institutions own Rockwell Automation stock?
1,587 institutional holdings reports listed Rockwell Automation shares in Q2 2026 worth $49.10 billion.
Are Rockwell Automation insiders buying or selling the stock?
In the last two years insiders reported 55 sales and no purchases (100 transactions in all); the newest on file is from May 8, 2026.
