The largest holder of Warner Bros. Discovery stock is Vanguard Capital Management LLC, with 158.6 million shares (6.32% of the company), worth about $4.53 billion as of September 25, 2026. The 10 largest holders together own 37.5%.
In Q2 2026, 1,450 institutional holdings reports listed 2.05 billion shares worth $55.70 billion, up 13.3% in shares from Q1 2026.
Insiders reported 115 transactions in the last two years: 35 sales worth $456.68 million and 3 purchases. The newest one on file is from September 14, 2026 (Locke Lori C, Officer).
Major holders as of September 25, 2026; quarterly totals from institutional holdings reports (latest Q2 2026); insider transactions on file through September 14, 2026.

2026Q2
| Holder | Shares | % of company | Value |
|---|---|---|---|
| Vanguard Capital Management LLC | 158.6 million | 6.32% | $4.5B |
| BlackRock Advisors LLC | 150.5 million | 6.00% | $4.3B |
| State Street Corporation | 128.4 million | 5.11% | $3.7B |
| Vanguard Portfolio Management LLC | 105.1 million | 4.19% | $3.0B |
| Newhouse Broadcasting Corp | 98.2 million | 3.91% | $2.8B |
| Invesco Advisers, Inc. | 80.1 million | 3.19% | $2.3B |
| Geode Capital Management LLC | 69.9 million | 2.78% | $2.0B |
| Millennium Management LLC | 57.7 million | 2.30% | $1.6B |
| Pentwater Capital Management LP | 47.6 million | 1.90% | $1.4B |
| Citadel Securities GP LLC | 44.6 million | 1.78% | $1.3B |
As of September 25, 2026.
| Quarter | Reports | Shares | Value |
|---|---|---|---|
| Q2 2026 | 1,450 | 2.05 billion | $55.7B |
| Q1 2026 | 1,431 | 1.81 billion | $49.7B |
| Q4 2025 | 1,457 | 1.81 billion | $52.1B |
| Q3 2025 | 1,298 | 1.73 billion | $33.8B |
| Q2 2025 | 1,255 | 1.75 billion | $20.1B |
| Q1 2025 | 1,267 | 1.68 billion | $18.0B |
| Q4 2024 | 1,294 | 1.60 billion | $16.9B |
| Q3 2024 | 1,222 | 1.52 billion | $12.5B |
Shares and value held by institutions that file quarterly holdings reports (options not included).
| Insider | Date | Title | Transaction | Value |
|---|---|---|---|---|
| Locke Lori C | Sep 14, 2026 | Officer | Sale at price 28.13 per share. | $819,005 |
| Fisher Richard W. | Sep 11, 2026 | Director | Sale at price 28.06 per share. | $188,002 |
| Lowe Kenneth W | Sep 10, 2026 | Director | Sale at price 28.23 per share. | $5.6M |
| Girdwood Amy | Sep 9, 2026 | Officer | Sale at price 27.98 per share. | $7.3M |
| Lowe Kenneth W | Sep 3, 2026 | Director | Sale at price 28.35 per share. | $5.7M |
| Levy Anton J | Sep 3, 2026 | Director | Sale at price 28.39 per share. | $9.7M |
| Perrette Jean-Briac | Aug 27, 2026 | Officer | Sale at price 28.96 per share. | $3.7M |
| Wiedenfels Gunnar | Aug 17, 2026 | Chief Financial Officer | -- | – |
| Zaslav David M | Aug 14, 2026 | Chief Executive Officer | Sale at price 28.00 - 28.02 per share. | $27.1M |
| Zaslav David M | Aug 14, 2026 | Chief Executive Officer | Conversion of Exercise of derivative security at price 10.16 per share. | $8.9M |
| Merchant Fazal F | Aug 13, 2026 | Director | Sale at price 27.75 per share. | $2.0M |
| Fisher Richard W. | Aug 12, 2026 | Director | Sale at price 27.46 per share. | $549,200 |
Newest 12 of 115 insider transactions in the last two years.
Vanguard Capital Management LLC, with 6.32% of the company (as of September 25, 2026). Next: BlackRock Advisors LLC (6.00%) and State Street Corporation (5.11%).
1,450 institutional holdings reports listed Warner Bros. Discovery shares in Q2 2026, 2.05 billion shares in all worth $55.70 billion.
In the last two years insiders reported 35 sales and 3 purchases (115 transactions in all); the newest on file is from September 14, 2026.