OpCo 13F-HR
13Fs filed by operating companies rather than investment managers: the stocks held by corporate treasuries, insurers and holding companies. For investment managers, see Newest 13Fs.
tech treasury
Each company's latest 13F, with its top holdings.
| Company | Period | Top holdings | AUM | Holds |
|---|---|---|---|---|
| 3 Nov 3d ago 1 | ||||
| Amazon.com | 2026 Q3 | $3.8B | 6 | |
| 15 Oct 1 | ||||
| Cisco Systems | 2026 Q3 | $294M | 5 | |
| 14 Aug 3 | ||||
| Advanced Micro Devices | 2026 Q2 | $1.3B | 6 | |
| NVIDIA | 2026 Q2 | $63.4B | 8 | |
| Intel | 2026 Q2 | $621M | 2 | |
| 7 Aug 1 | ||||
| Alphabet | 2026 Q2 | $99.1B | 28 | |
Latest book per operating company we track. How their holdings changed last quarter is on OpCo 13F-HR changes. Superinvestor amendments stay on Newest 13Fs. Berkshire, Markel, and dual-identity names stay on Featured managers. Values as filed. Not investment advice.