Rockwell Automation, Inc
ROK- Exchange
- NYSE
- Industry
- Measuring & Controlling Devices, NEC
- SEC CIK
- 0001024478
In the last 90 days, Rockwell Automation, Inc insiders filed 0 open-market purchases and 5 sales; 1,545 institutions reported holding it in 13F filings for Q2 2026, worth $48.8B in total; Markel Group is the only superinvestor holding it.
Holders of 5% or more of ROK
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Rockwell Automation, Inc, largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| BlackRock, Inc. | 13G/A | 9.10%10.2M shares | +1.50 ppfrom 7.60% | Feb 5, 20252 filings | Apr 24, 2026 | SEC |
| Vanguard Capital Management LLC | 13G | 7.47%8.40M shares | New | Apr 30, 20261 filing | Apr 30, 2026 | SEC |
| Vanguard Portfolio Management LLC | 13G | 5.21%5.86M shares | New | Apr 29, 20261 filing | Apr 29, 2026 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
6 Schedule 13D and 13G filings on Rockwell Automation, Inc, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Apr 30, 20261:08 PM ET | Vanguard Capital Management LLC | 13G | 7.47%8.40M shares | New | Mar 31, 2026 | SEC |
| Apr 29, 20263:11 PM ET | Vanguard Portfolio Management LLC | 13G | 5.21%5.86M shares | New | Mar 31, 2026 | SEC |
| Apr 24, 20264:11 PM ET | BlackRock, Inc. | 13G/A | 9.10%10.2M shares | +1.50 ppfrom 7.60% | Mar 31, 2026 | SEC |
| Mar 27, 20261:03 PM ET | Vanguard Group Inc | 13G/A | 0.00%0 shares | –Below 5% | Mar 13, 2026 | SEC |
| Aug 14, 20251:07 PM ET | Price T Rowe Associates Inc | 13G/A | 4.40%5.00M shares | –Below 5% | Jun 30, 2025 | SEC |
| Feb 5, 20251:23 PM ET | BlackRock, Inc. | 13G/A | 7.60%8.63M shares | – | Dec 31, 2024 | SEC |
| Feb 10, 2021 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Rockwell Automation, Inc shares.
No Form 144 notices for Rockwell Automation, Inc are on file.