# RADNET INC COM

RADNET INC COM is a security (CUSIP 750491102) tracked across SEC portfolio filings. 349 institutional managers reported $4.0B on Form 13F as of 2026-06-30; 42 registered fund positions totaling $262.6M via N-PORT as of 2026-05-31.

## Summary

- Issuer: RADNET INC
- Class: COM
- CUSIP: 750491102
- Asset category: EC
- 13F holders: 349
- 13F value: $4.0B
- 13F period: 2026-06-30
- N-PORT fund positions: 42
- N-PORT value: $262.6M
- N-PORT report: 2026-05-31

## Top institutional holders (Form 13F)

_Showing 15 of 349 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| BlackRock, Inc. | New York, NY | $560.9M | 10,035,734 |
| [VANGUARD GROUP INC](https://search.stillhousedata.com/firm/105958) | Valley Forge, PA | $532.5M | 7,463,101 |
| [RTW INVESTMENTS, LP](https://search.stillhousedata.com/firm/153232) | NEW YORK, NY | $239.5M | 4,285,000 |
| BECK MACK & OLIVER LLC | NEW YORK, NY | $177.0M | 3,166,192 |
| STATE STREET CORP | BOSTON, MA | $148.2M | 2,651,598 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/115504) | BOSTON, MA | $96.4M | 1,723,607 |
| JB CAPITAL PARTNERS LP | Armonk, NY | $79.6M | 1,424,061 |
| Hood River Capital Management LLC | PALM BEACH GARDENS, FL | $78.9M | 1,411,497 |
| DIMENSIONAL FUND ADVISORS LP | AUSTIN, TX | $77.1M | 1,379,003 |
| [Alyeska Investment Group, L.P.](https://search.stillhousedata.com/firm/155058) | CHICAGO, IL | $73.2M | 1,309,308 |
| [Clearbridge Investments, LLC](https://search.stillhousedata.com/firm/137028) | New York, NY | $71.5M | 1,278,540 |
| GOLDMAN SACHS GROUP INC | NEW YORK, NY | $66.5M | 1,190,275 |
| PRINCIPAL FINANCIAL GROUP INC | DES MOINES, IA | $64.9M | 1,052,356 |
| AMERICAN CENTURY COMPANIES INC | KANSAS CITY, MO | $50.4M | 902,192 |
| Allspring Global Investments Holdings, LLC | CHARLOTTE, NC | $47.9M | 865,404 |

## Top fund holders (N-PORT)

_Showing 15 of 42 fund positions by value._

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [T. Rowe Price Mid-Cap Value Fund, Inc.](https://search.stillhousedata.com/fund/S000002103) | T. ROWE PRICE MID-CAP VALUE FUND, INC. | $84.8M | 57.35% |
| [VANGUARD EXTENDED MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002841) | VANGUARD INDEX FUNDS | $43.5M | 5.33% |
| [VANGUARD EXPLORER FUND](https://search.stillhousedata.com/fund/S000002578) | VANGUARD EXPLORER FUND | $33.6M | 15.44% |
| [T. Rowe Price New Horizons Fund, Inc.](https://search.stillhousedata.com/fund/S000002106) | T. ROWE PRICE NEW HORIZONS FUND, INC. | $21.8M | 17.10% |
| [VANGUARD RUSSELL 2000 INDEX FUND](https://search.stillhousedata.com/fund/S000030003) | VANGUARD SCOTTSDALE FUNDS | $19.5M | 11.11% |
| [Emerald Growth Fund](https://search.stillhousedata.com/fund/S000036390) | FINANCIAL INVESTORS TRUST | $8.0M | 56.98% |
| [Embark Small Cap Equity Fund](https://search.stillhousedata.com/fund/S000083503) | Harbor Funds II | $6.5M | 112.87% |
| [Master Small Cap Index Series](https://search.stillhousedata.com/fund/S000002716) | Quantitative Master Series LLC | $6.2M | 12.85% |
| [U.S. MICRO CAP PORTFOLIO](https://search.stillhousedata.com/fund/S000000948) | DFA INVESTMENT DIMENSIONS GROUP INC | $6.1M | 8.21% |
| [HARTFORD SMALL CAP GROWTH HLS FUND](https://search.stillhousedata.com/fund/S000004108) | HARTFORD HLS SERIES FUND II INC | $5.8M | 76.15% |
| Liberty All-Star Growth Fund | LIBERTY ALL STAR GROWTH FUND INC. | $4.5M | 134.42% |
| [T. Rowe Price Diversified Mid-Cap Growth Fund, Inc.](https://search.stillhousedata.com/fund/S000002073) | T. ROWE PRICE DIVERSIFIED MID-CAP GROWTH FUND, INC. | $3.1M | 7.23% |
| BlackRock Health Sciences Term Trust | BlackRock Health Sciences Term Trust | $2.6M | 25.90% |
| [Columbia Variable Portfolio - Small Company Growth Fund](https://search.stillhousedata.com/fund/S000010658) | COLUMBIA FUNDS VARIABLE INSURANCE TRUST | $2.4M | 110.09% |
| [VANGUARD BALANCED INDEX FUND](https://search.stillhousedata.com/fund/S000002560) | VANGUARD VALLEY FORGE FUNDS | $2.2M | 0.37% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/750491102.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.