Rosenberg Matthew Hamilton
Position in COST — Costco Wholesale Corp /New
CIK 1812103
GRAND JUNCTION, CO
Position in COST
as of Jun 30, 2026
· filed Jul 17, 2026
Position Value
$681,957
-$30,490 QoQ
Shares Held
729
+2.0% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.62%
of 13F equity value
Holder Rank
#2,915
of 4,178 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in COST Over Time
Shares Held
Position Value (USD)
Position in Discount Stores
Consumer Defensive · as of Jun 30, 2026Rosenberg Matthew Hamilton holds $2,180,165 across 5 Discount Stores names. COST ranks #2 (31.3% of the industry book) .
All Filings in COST
Export CSV
26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $681,957 | 729 | Shares | Sole | 2026-07-17 | |
| 2026-03-31 | $712,447 | 715 | Shares | Sole | 2026-04-07 | |
| 2025-12-31 | $599,326 | 695 | Shares | Sole | 2026-01-05 | |
| 2025-09-30 | $642,387 | 694 | Shares | Sole | 2025-11-10 | |
| 2025-06-30 | $679,098 | 686 | Shares | Sole | 2025-07-28 | |
| 2025-03-31 | $661,100 | 699 | Shares | Sole | 2025-04-28 | |
| 2024-12-31 | $617,565 | 674 | Shares | Sole | 2025-01-14 | |
| 2024-09-30 | $640,953 | 723 | Shares | Sole | 2024-10-28 | |
| 2024-06-30 | $596,692 | 702 | Shares | Sole | 2024-07-26 | |
| 2024-03-31 | $521,632 | 712 | Shares | Sole | 2024-04-22 | |
| 2023-12-31 | $473,937 | 718 | Shares | Sole | 2024-01-16 | |
| 2023-09-30 | $401,686 | 711 | Shares | Sole | 2023-10-11 | |
| 2023-06-30 | $382,788 | 711 | Shares | Sole | 2023-07-26 | |
| 2023-03-31 | $405,445 | 816 | Shares | Sole | 2023-04-17 | |
| 2022-12-31 | $372,504 | 816 | Shares | Sole | 2023-01-19 | |
| 2022-09-30 | $394,817 | 836 | Shares | Sole | 2022-10-21 | |
| 2022-06-30 | $380,069 | 793 | Shares | Sole | 2022-07-15 | |
| 2022-03-31 | $452,042 | 785 | Shares | Sole | 2022-04-14 | |
| 2021-12-31 | $417,827 | 736 | Shares | Sole | 2022-01-20 | |
| 2021-09-30 | $306,906 | 683 | Shares | Sole | 2021-10-12 | |
| 2021-06-30 | $200,209 | 506 | Shares | Sole | 2021-07-26 | |
| 2021-03-31 | $182,937 | 519 | Shares | Sole | 2021-04-30 | |
| 2020-12-31 | $218,909 | 581 | Shares | Sole | 2021-02-03 | |
| 2020-09-30 | $184,245 | 519 | Shares | Sole | 2020-10-16 | |
| 2020-06-30 | $157,365 | 519 | Shares | Sole | 2020-08-04 | |
| 2020-03-31 | $164,805 | 578 | Shares | Sole | 2020-05-14 | |
| No filing history on record for this holder in this stock. | ||||||