Security key
422806208
CUSIP: 422806208
Security key
422806208
Report period
Q3 2025
Institutions
578
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 |
|---|---|---|---|---|---|
| VANGUARD GROUP INC |
13F
13D/G
Company · The Vanguard Group
|
10%
from 13D/G
|
$3,453,101,423
12,293,577 shares
mixed-class rows
|
— | 30 Jun 2025 |
| BlackRock, Inc. |
13F
13D/G
Company
|
5.1%
from 13D/G
|
$2,754,071,616
9,592,069 shares
mixed-class rows
|
— | 30 Jun 2025 |
| BERKSHIRE HATHAWAY INC |
13F
Company
|
1.5%
|
$334,980,855
1,294,612 shares
|
— | 30 Jun 2025 |
| Local Pensions Partnership Investment Ltd |
13F
Company
|
1.5%
|
$333,537,579
1,290,905 shares
|
— | 30 Jun 2025 |
| DF DENT & CO INC |
13F
Company
|
1.4%
|
$316,587,060
1,223,525 shares
|
— | 30 Jun 2025 |
| RIVERBRIDGE PARTNERS LLC |
13F
Company
|
1.3%
|
$233,987,256
713,376 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 % |
|---|