Rockwell Automation (ROK) Superinvestor holders
23 of the superinvestors we track hold Rockwell Automation (ROK) in their latest 13F filings, $2.1B in total.
Summary
The largest holder is Ken Fisher (Fisher Investments), with $445M, 0.1% of the portfolio.
In their latest quarter: 1 opened a new position, 5 added, 14 trimmed.
Who holds it
Each investor's latest 13F filing, largest stake first. What a 13F shows.
| Investor | Last change | Shares | Value | % of portfolio | Filed for |
|---|---|---|---|---|---|
| Ken Fisher Fisher Investments |
Added | 1,022,866 | $445M | 0.1% | Q3 2026 |
| Brandon Haley Holocene Advisors |
Trimmed | 586,073 | $290M | 0.7% | Q2 2026 |
| Arrowstreet Capital | Trimmed | 571,467 | $283M | 0.1% | Q2 2026 |
| Man Group Man Group plc |
Trimmed | 263,381 | $130M | 0.2% | Q2 2026 |
| Mairs & Power Mairs & Power Inc |
Trimmed | 257,811 | $128M | 1.2% | Q2 2026 |
| PRIMECAP Management PRIMECAP Management Co |
Trimmed | 254,360 | $126M | 0.1% | Q2 2026 |
| Jennison Associates | Trimmed | 228,111 | $113M | 0.1% | Q2 2026 |
| Acadian Acadian Asset Management |
Added | 207,933 | $91M | 0.1% | Q3 2026 |
| Artisan Partners | New position | 176,879 | $88M | 0.1% | Q2 2026 |
| David Shaw D. E. Shaw & Co. |
Trimmed | 145,738 | $72M | 0.0% | Q2 2026 |
| Tom Gayner Markel Group Inc. |
Held | 154,900 | $67M | 0.5% | Q3 2026 |
| Cliff Asness AQR Capital Management |
Added | 126,388 | $62M | 0.0% | Q2 2026 |
| Mario Gabelli GAMCO Investors |
Trimmed | 111,389 | $55M | 0.5% | Q2 2026 |
| Joel Greenblatt Gotham Asset Management |
Added | 101,968 | $50M | 0.1% | Q2 2026 |
| Ensign Peak Ensign Peak Advisors |
Trimmed | 39,462 | $20M | 0.0% | Q2 2026 |
| Ray Dalio Bridgewater Associates |
Trimmed | 18,697 | $9M | 0.0% | Q2 2026 |
| Two Sigma Two Sigma Investments |
Trimmed | 12,360 | $6M | 0.0% | Q2 2026 |
| Jeremy Grantham GMO |
Trimmed | 9,915 | $5M | 0.0% | Q2 2026 |
| Fayez Sarofim Fayez Sarofim & Co |
Held | 8,338 | $4M | 0.0% | Q2 2026 |
| Fred DiSanto Ancora Holdings |
Trimmed | 5,023 | $2M | 0.0% | Q2 2026 |
| Ken Tropin Graham Capital Management |
Added | 4,515 | $2M | 0.1% | Q2 2026 |
| Murray Stahl Horizon Kinetics LLC |
Held | 3,895 | $2M | 0.0% | Q2 2026 |
| Alan Howard Brevan Howard |
Trimmed | 3,260 | $2M | 0.0% | Q2 2026 |
Holders by quarter
| Quarter | Superinvestors holding it |
|---|---|
| Q2 2026 | 23 |
| Q1 2026 | 25 |
| Q4 2025 | 26 |
| Q3 2025 | 25 |
| Q2 2025 | 24 |
| Q1 2025 | 22 |
| Q4 2024 | 21 |
| Q3 2024 | 23 |
Questions about Rockwell Automation
Which superinvestors own Rockwell Automation?
23 of the superinvestors we track hold Rockwell Automation (ROK) in their latest 13F filings, $2.1B in total. Ken Fisher, Brandon Haley, Arrowstreet Capital, Man Group, Mairs & Power, PRIMECAP Management.
Who is the largest superinvestor holder of ROK?
The largest holder is Ken Fisher (Fisher Investments), with $445M, 0.1% of the portfolio.
From Rockwell Automation's annual reports filed with the SEC (XBRL data), standardised by Investingly. Information only, not investment advice.