Security key
23918K108
Security key
23918K108
Report period
Q3 2025
Institutions
558
Top holders
10
Broader feeds
Ownership snapshot
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Quick read
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BERKSHIRE HATHAWAY INC |
13D/G
13F
Warren E. Buffett · Company
|
45%
|
$5,009,154,369
35,892,479 shares
|
$0 | 11 Feb 2025 |
| BlackRock, Inc. |
13F
13D/G
Company
|
5%
from 13D/G
|
$585,947,247
4,113,354 shares
|
— | 30 Jun 2025 |
| Charles Berg |
3/4/5
Director
|
0.04%
|
$3,772,166
27,029 shares
|
— | 15 May 2025 |
| VANGUARD GROUP INC |
13F
Company
|
6.6%
|
$676,285,079
4,747,526 shares
|
— | 30 Jun 2025 |
| STATE STREET CORP |
13F
Company
|
2.9%
|
$298,195,428
2,093,334 shares
|
— | 30 Jun 2025 |
| Invesco Ltd. |
13F
Company
|
2.3%
|
$234,599,481
1,646,890 shares
|
— | 30 Jun 2025 |
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Investor-level positions for this CUSIP, loaded as an interactive table.
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
| Investor | Q2 2025 Shares | Q3 2025 Shares | Share Diff | Share Chg % | Q2 2025 value | Q3 2025 value | Value change | Value Chg % |
|---|