CHARLES SCHWAB INVESTMENT MANAGEMENT INC
Position in RDNT — RadNet, Inc.
CIK 884546
SAN FRANCISCO, CA
Position in RDNT
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$42,893,954
-$11,211,036 QoQ
Shares Held
767,471
+1.2% QoQ
Ownership
0.976%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in RDNT Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Mar 31, 2026CHARLES SCHWAB INVESTMENT MANAGEMENT INC holds $4,743,797,769 across 32 Diagnostics & Research names. RDNT ranks #16 (0.9% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TMO |
Thermo Fisher Scientific Inc.
|
2,934,842 | $1,442,562,888 | |
| 2 | DHR |
Danaher Corp /De/
|
4,734,898 | $897,736,660 | |
| 3 | IDXX |
Idexx Laboratories Inc /De
|
610,217 | $342,874,830 | |
| 4 | IQV |
Iqvia Holdings Inc.
|
1,412,147 | $240,827,549 | |
| 5 | WAT |
Waters Corp /De/
|
772,524 | $230,057,646 | |
| 6 | A |
Agilent Technologies, Inc.
|
1,904,308 | $217,053,025 | |
| 7 | MTD |
Mettler Toledo International Inc/
|
161,665 | $203,891,898 | |
| 8 | LH |
Labcorp Holdings Inc.
|
646,135 | $172,395,279 |
All Filings in RDNT
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $42,893,954 | 767,471 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $54,104,990 | 758,304 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $56,474,505 | 741,038 | Shares | Sole | 2025-11-10 | |
| 2025-06-30 | $37,345,138 | 656,214 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $29,732,112 | 597,991 | Shares | Sole | 2025-09-15 | |
| 2024-12-31 | $43,593,429 | 624,190 | Shares | Sole | 2025-02-06 | |
| 2024-09-30 | $44,223,010 | 637,311 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $38,661,477 | 656,169 | Shares | Sole | 2024-08-12 | |
| 2024-03-31 | $31,018,317 | 637,450 | Shares | Sole | 2024-05-09 | |
| 2023-12-31 | $21,077,817 | 606,207 | Shares | Sole | 2024-02-06 | |
| 2023-09-30 | $16,753,768 | 594,316 | Shares | Sole | 2023-11-08 | |
| 2023-06-30 | $17,847,347 | 547,129 | Shares | Sole | 2023-08-10 | |
| 2023-03-31 | $12,703,826 | 507,544 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $9,275,224 | 492,577 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $9,070,666 | 445,733 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $6,775,850 | 392,121 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $8,012,710 | 358,190 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $9,551,162 | 317,209 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $9,112,420 | 310,898 | Shares | Sole | 2021-11-16 | |
| 2021-06-30 | $10,175,087 | 302,021 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $6,368,247 | 292,793 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $5,529,092 | 282,529 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $4,300,456 | 280,160 | Shares | Sole | 2020-11-13 | |
| 2020-06-30 | $4,406,321 | 277,651 | Shares | Sole | 2020-08-20 | |
| 2020-03-31 | $2,771,497 | 263,701 | Shares | Sole | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||