The largest holder of Sempra stock is BlackRock Advisors LLC, with 45.7 million shares (6.98% of the company), worth about $3.73 billion as of September 25, 2026. The 10 largest holders together own 46.2%.
In Q2 2026, 1,323 institutional holdings reports listed shares worth $57.00 billion.
Insiders reported 67 transactions in the last two years: 22 sales worth $20.69 million and 9 purchases. The newest one on file is from May 14, 2026 (Day Diana L, Officer).
Major holders as of September 25, 2026; quarterly totals from institutional holdings reports (latest Q2 2026); insider transactions on file through May 14, 2026.

2026Q2
| Holder | Shares | % of company | Value |
|---|---|---|---|
| BlackRock Advisors LLC | 45.7 million | 6.98% | $3.7B |
| Wellington Trust Co., NA | 43.8 million | 6.70% | $3.6B |
| Vanguard Capital Management LLC | 42.7 million | 6.53% | $3.5B |
| State Street Corporation | 38.0 million | 5.81% | $3.1B |
| Vanguard Portfolio Management LLC | 37.3 million | 5.71% | $3.0B |
| Eaton Vance Management | 25.0 million | 3.83% | $2.0B |
| JPMorgan Investment Management, Inc. | 20.1 million | 3.07% | $1.6B |
| Fidelity Management & Research Co. LLC | 19.4 million | 2.97% | $1.6B |
| Geode Capital Management LLC | 15.6 million | 2.39% | $1.3B |
| Capital Research & Management Co. (International Investors) | 14.5 million | 2.22% | $1.2B |
As of September 25, 2026.
| Quarter | Reports | Shares | Value |
|---|---|---|---|
| Q2 2026 | 1,323 | – | $57.0B |
| Q1 2026 | 1,318 | 589.0 million | $57.3B |
| Q4 2025 | 1,249 | 608.0 million | $53.7B |
| Q3 2025 | 1,212 | 616.0 million | $55.4B |
| Q2 2025 | 1,180 | 590.0 million | $44.7B |
| Q1 2025 | 1,206 | 582.0 million | $41.6B |
| Q4 2024 | 1,252 | 589.0 million | $51.6B |
| Q3 2024 | 1,145 | 580.0 million | $48.5B |
Shares and value held by institutions that file quarterly holdings reports (options not included).
| Insider | Date | Title | Transaction | Value |
|---|---|---|---|---|
| Day Diana L | May 14, 2026 | Officer | Sale at price 92.13 per share. | $304,029 |
| Conesa Andres | May 12, 2026 | Director | Stock Award(Grant) at price 0.00 per share. | – |
| Mark Richard J | May 12, 2026 | Director | Stock Award(Grant) at price 0.00 per share. | – |
| Ferrero Pablo A | May 12, 2026 | Director | Stock Award(Grant) at price 0.00 per share. | – |
| Weaving Anya | May 12, 2026 | Director | Stock Award(Grant) at price 0.00 per share. | – |
| Bird Justin Christopher | Apr 1, 2026 | Officer | Sale at price 96.69 per share. | $109,066 |
| Wold Dyan Z. | Mar 16, 2026 | Officer | Sale at price 95.38 per share. | $146,790 |
| Kirk Jennifer M | Mar 12, 2026 | Director | Purchase at price 93.44 per share. | $93,440 |
| Mark Richard J | Mar 11, 2026 | Director | Purchase at price 93.30 per share. | $251,164 |
| Warner Cynthia J | Mar 11, 2026 | Director | Purchase at price 92.95 per share. | $232,375 |
| Sedgwick Karen L | Mar 9, 2026 | Chief Financial Officer | Sale at price 91.36 - 93.52 per share. | $451,041 |
| Wold Dyan Z. | Jan 27, 2026 | Officer | Stock Award(Grant) at price 0.00 per share. | – |
Newest 12 of 67 insider transactions in the last two years.
BlackRock Advisors LLC, with 6.98% of the company (as of September 25, 2026). Next: Wellington Trust Co., NA (6.70%) and Vanguard Capital Management LLC (6.53%).
1,323 institutional holdings reports listed Sempra shares in Q2 2026 worth $57.00 billion.
In the last two years insiders reported 22 sales and 9 purchases (67 transactions in all); the newest on file is from May 14, 2026.