Corundum Group, Inc.
Position in MPWR — Monolithic Power Systems, Inc.
CIK 1486083
COLORADO SPRINGS, CO
Position in MPWR
as of Jun 30, 2026
· filed Aug 7, 2026
Position Value
$221,177
-$37,946 QoQ
Shares Held
160
-32.5% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.35%
of 13F equity value
Holder Rank
#979
of 1,236 holders
Holding Since
Mar 2024
8 quarters on record
Voting authority
Sole 0%
Shared 0%
None 100%
Common Shares in MPWR Over Time
Shares Held
Position Value (USD)
Position in Semiconductors
Technology · as of Jun 30, 2026Corundum Group, Inc. holds $7,065,658 across 6 Semiconductors names. MPWR ranks #6 (3.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | INTC |
Intel Corp
|
29,853 | $4,168,374 | |
| 2 | MU |
Micron Technology Inc
|
1,038 | $1,198,153 | |
| 3 | TXN |
Texas Instruments Inc
|
2,128 | $634,292 | |
| 4 | TSM |
Taiwan Semiconductor Manufacturing Co Ltd
|
1,174 | $560,667 | |
| 5 | MRVL |
Marvell Technology, Inc.
|
950 | $282,995 | |
| 6 | MPWR |
Monolithic Power Systems, Inc.
This page
|
160 | $221,177 |
All Filings in MPWR
Export CSV
8 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $221,177 | 160 | Shares | Sole | 2026-08-07 | |
| 2026-03-31 | $259,123 | 237 | Shares | Sole | 2026-04-20 | |
| 2025-12-31 | $257,406 | 284 | Shares | Sole | 2026-01-12 | |
| 2025-09-30 | $233,842 | 254 | Shares | Sole | 2025-10-24 | |
| 2025-06-30 | $202,592 | 277 | Shares | Sole | 2025-07-21 | |
| 2024-09-30 | $269,954 | 292 | Shares | Sole | 2024-10-21 | |
| 2024-06-30 | $256,364 | 312 | Shares | Sole | 2024-07-17 | |
| 2024-03-31 | $210,677 | 311 | Shares | Sole | 2024-04-15 | |
| No filing history on record for this holder in this stock. | ||||||