The largest holder of Hubbell stock is Vanguard Capital Management LLC, with 3.5 million shares (6.54% of the company), worth about $1.56 billion as of September 25, 2026. The 10 largest holders together own 37.6%.
In Q2 2026, 1,053 institutional holdings reports listed shares worth $26.70 billion.
Insiders reported 73 transactions in the last two years: 12 sales worth $24.29 million and 2 purchases. The newest one on file is from May 5, 2026 (Capozzoli Joseph Anthony, Chief Financial Officer).
Major holders as of September 25, 2026; quarterly totals from institutional holdings reports (latest Q2 2026); insider transactions on file through May 5, 2026.

2026Q2
| Holder | Shares | % of company | Value |
|---|---|---|---|
| Vanguard Capital Management LLC | 3.5 million | 6.54% | $1.6B |
| BlackRock Advisors LLC | 3.4 million | 6.45% | $1.5B |
| Vanguard Portfolio Management LLC | 2.7 million | 5.07% | $1.2B |
| State Street Corporation | 2.4 million | 4.52% | $1.1B |
| MFS Investment Management Canada Ltd. | 1.5 million | 2.93% | $700.0M |
| BNY Mellon Investment Adviser, Inc. | 1.5 million | 2.83% | $678.0M |
| Geode Capital Management LLC | 1.4 million | 2.69% | $643.0M |
| BlackRock Life Ltd. | 1.2 million | 2.25% | $540.0M |
| DWS Investment Management Americas, Inc. | 1.2 million | 2.21% | $528.0M |
| Boston Partners Global Investors, Inc. | 1.1 million | 2.09% | $500.0M |
As of September 25, 2026.
| Quarter | Reports | Shares | Value |
|---|---|---|---|
| Q2 2026 | 1,053 | – | $26.7B |
| Q1 2026 | 998 | 51.1 million | $25.0B |
| Q4 2025 | 936 | 52.2 million | $23.2B |
| Q3 2025 | 922 | 51.4 million | $22.1B |
| Q2 2025 | 894 | 51.4 million | $20.9B |
| Q1 2025 | 862 | 49.6 million | $16.4B |
| Q4 2024 | 875 | 49.9 million | $20.9B |
| Q3 2024 | 833 | 61.7 million | $22.2B |
Shares and value held by institutions that file quarterly holdings reports (options not included).
| Insider | Date | Title | Transaction | Value |
|---|---|---|---|---|
| Capozzoli Joseph Anthony | May 5, 2026 | Chief Financial Officer | Stock Award(Grant) at price 0.00 per share. | – |
| Malloy John F | May 5, 2026 | Director | Stock Award(Grant) at price 0.00 per share. | – |
| Del Nero Jonathan M. | May 5, 2026 | Officer | Stock Award(Grant) at price 0.00 per share. | – |
| Hernandez Rhett Anthony | May 5, 2026 | Director | Stock Award(Grant) at price 0.00 per share. | – |
| Flynn Alyssa R | May 5, 2026 | Officer | Stock Award(Grant) at price 0.00 per share. | – |
| Mikes Mark Eugene | May 5, 2026 | Officer | Stock Award(Grant) at price 0.00 per share. | – |
| Cardoso Carlos M | May 5, 2026 | Director | Stock Award(Grant) at price 0.00 per share. | – |
| Bakker Gerben W | May 5, 2026 | Chief Executive Officer | Stock Award(Grant) at price 0.00 per share. | – |
| Rochow Garrick J | May 5, 2026 | Director | Stock Award(Grant) at price 0.00 per share. | – |
| Lane Katherine Anne | May 5, 2026 | General Counsel | Stock Award(Grant) at price 0.00 per share. | – |
| Mikes Mark Eugene | Feb 17, 2026 | Officer | Sale at price 523.73 per share. | $1.4M |
| Capozzoli Joseph Anthony | Feb 17, 2026 | Chief Financial Officer | Stock Award(Grant) at price 0.00 per share. | – |
Newest 12 of 73 insider transactions in the last two years.
Vanguard Capital Management LLC, with 6.54% of the company (as of September 25, 2026). Next: BlackRock Advisors LLC (6.45%) and Vanguard Portfolio Management LLC (5.07%).
1,053 institutional holdings reports listed Hubbell shares in Q2 2026 worth $26.70 billion.
In the last two years insiders reported 12 sales and 2 purchases (73 transactions in all); the newest on file is from May 5, 2026.