OpCo · Form 13F-HR
Operating company 13F-HR
Form 13F-HR investment books of operating companies and corporate parents (corporate treasury, insurance float, holding-company equity books). Separate from featured managers — Newest 13Fs. For issuer 8-K / 10-Q / 10-K, use Company filings.
OpCo 13F-HR·tech treasury
6 shown
companies
6
today
0
7d
2
14d
2
tracked
~26
updates
newest filed first · top holdings · open company or book
| company | period | type | top holds | aum | # | links |
|---|---|---|---|---|---|---|
| 7 Aug yesterday 1 | ||||||
| Alphabet tech treasury | 2026 Q2 | 13F-HR | $99.1B | 28 | profile activity | |
| 6 Aug 2d ago 1 | ||||||
| Amazon Com tech treasury | 2026 Q2 | 13F-HR | $4.4B | 6 | profile activity | |
| 13 Jul 1 | ||||||
| Cisco Systems tech treasury | 2026 Q2 | 13F-HR | $405M | 6 | profile activity | |
| 15 May 1 | ||||||
| Nvidia tech treasury | 2026 Q1 | 13F-HR | $18.4B | 7 | profile activity | |
| 12 May 2 | ||||||
| Advanced Micro Devices tech treasury | 2026 Q1 | 13F-HR | $174M | 4 | profile activity | |
| Intel tech treasury | 2026 Q1 | 13F-HR | — | $470M | 2 | profile activity |
Latest book per operating company we track. QoQ narrative (soft language) → OpCo 13F-HR changes. Amendment trails for featured managers stay on Newest 13Fs. Berkshire, Markel, and dual-identity names stay on featured managers. Values as filed. Not investment advice.