Latest revenue
$575.6M
as of 2026-03-31
Latest net income
$-33.5M
as of 2026-03-31
Net margin
-5.8%
as of 2026-03-31
Price · 5Y
Live market
delayed ≤15 min- Market cap
- $4.28B
- Enterprise value
- $4.28B
- P/E (trailing)
- —
- Forward P/E
- —
- P/B
- —
- Dividend yield
- 0.0%
- 52-wk high
- $85.84
- 52-wk low
- $50.76
- Beta
- —
- Shares out
- 78.6M
5-year trend
What this company does
Item 1.Business Business Overview We are a leading national provider of diagnostic imaging services in the United States based on number of locations and annual imaging revenue. We have been in business since 1985. Our principal business segment is the provision of diagnostic imaging services. As of December 31, 2025, we operated, directly or indirectly through hospital and health system joint ventures, 418 imaging centers located in Arizona, California, Delaware, Florida, Maryland, Virginia, New Jersey, Texas and New York. Our Imaging Centers segment provides physicians with capabilities to facilitate the diagnosis and treatment of diseases and disorders and may reduce unnecessary invasive…
AI summary unavailable — showing raw filing excerpt
Generated from RDNT's filing dated 2026-03-02
Key risks
Item 1A.Risk Factors You should consider and read carefully all of the risks and uncertainties described below, as well as the other information included in this Annual Report, including our consolidated financial statements and related notes. The risks described below have been organized under headings that are provided for convenience and intended to organize the risks and uncertainties into related categories to improve readability for investors; no inference should be drawn, however, that the placement of a risk factor under a particular category means that it is not applicable to another category of risks or that it may be more or less material than another risk factor. Regardless,…
AI summary unavailable — showing raw filing excerpt
Generated from RDNT's filing dated 2026-03-02
Profitability
Operating margin
3.0%
46.9%Net margin
-0.9%
698.9%Return on equity
-1.7%
652.9%Return on assets
-0.5%
684.0%Leverage
Debt / equity
2.45×
7.3%Long-term debt / equity
0.98×
11.1%Debt / assets
71.0%
2.1%Earnings tracker
| Quarter | Revenue | YoY | Net income | YoY | Net margin |
|---|---|---|---|---|---|
Q1 2026 2026-03-31 | $575.6M | +22.1% | $-33.5M | +11.8% | -5.8% |
Q4 2025 2025-12-31 | $547.7M | +14.8% | $-597.0K | -105.4% | -0.1% |
Q3 2025 2025-09-30 | $522.9M | +13.4% | $5.4M | +312.3% | 1.0% |
Q2 2025 2025-06-30 | $498.2M | +8.4% | $14.5M | +584.7% | 2.9% |
Q1 2025 2025-03-31 | $471.4M | +9.2% | $-37.9M | -1264.7% | -8.0% |
Q4 2024 2024-12-31 | $477.1M | — | $11.1M | — | 2.3% |
Q3 2024 2024-09-30 | $461.1M | +14.7% | $-2.6M | -152.0% | -0.6% |
Q2 2024 2024-06-30 | $459.7M | +13.9% | $-3.0M | -135.6% | -0.6% |
Year-over-year change vs the same fiscal quarter one year prior. Revenue + net income sourced from SEC 10-Q / 10-K filings — no analyst-consensus dependency.
Industry trend
Services-Medical Laboratories · SIC 8071
Your notes
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Insider activity
Insider buying
$0
Insider selling
$20.4M
Net activity
−$20.4M
Distinct insiders
9
Open-market trades over the last 365 days.
Recent transactions
Source: SEC Form 4 filings. Officers, directors, and 10%+ owners must disclose share transactions within two business days. RSU grants and tax-withholding rows are excluded by default — compensation activity is not a trading signal.
Who owns RDNT
Institutional value
$2.14B
Total shares held
40.9M
Distinct holders
214
-125 vs prior
As of
2026-03-31
Prior: 2025-12-31
Filers with $100M+ AUM disclose holdings 45 days after quarter end.
Top institutional holders
| # | Manager | Shares | Value | QoQ change | Action |
|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 10.0M | $560.9M | +14.7K (+0.1%) | Added |
| 2 | VANGUARD PORTFOLIO MANAGEMENT LLC | 3.9M | $217.9M | — | New |
| 3 | BECK MACK & OLIVER LLC | 3.2M | $177.0M | -65.3K (-2.0%) | Trimmed |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 3.1M | $173.9M | — | New |
| 5 | Invesco Ltd. | 1.6M | $91.3M | +36.7K (+2.3%) | Added |
| 6 | DIMENSIONAL FUND ADVISORS LP | 1.4M | $77.1M | +19.2K (+1.4%) | Added |
| 7 | Clearbridge Investments, LLC | 1.3M | $71.5M | +163.6K (+14.7%) | Added |
| 8 | PRINCIPAL FINANCIAL GROUP INC | 1.1M | $62.1M | -21.8K (-1.9%) | Trimmed |
| 9 | Allspring Global Investments Holdings, LLC | 865.4K | $47.9M | -182.9K (-17.4%) | Trimmed |
| 10 | UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 673.2K | $37.6M | -16.0K (-2.3%) | Trimmed |
| 11 | Nuveen, LLC | 661.3K | $37.0M | -37.1K (-5.3%) | Trimmed |
| 12 | Global Alpha Capital Management Ltd. | 658.2K | $36.8M | +170.0K (+34.8%) | Added |
| 13 | WESTFIELD CAPITAL MANAGEMENT CO LP | 531.9K | $29.7M | +132 (+0.0%) | Added |
| 14 | UBS Group AG | 486.7K | $27.2M | +171.2K (+54.3%) | Added |
| 15 | DEUTSCHE BANK AG\ | 482.4K | $27.0M | +6.3K (+1.3%) | Added |
| 16 | VANGUARD FIDUCIARY TRUST CO | 476.5K | $26.6M | — | New |
| 17 | FRANKLIN RESOURCES INC | 458.6K | $25.6M | -97.7K (-17.6%) | Trimmed |
| 18 | Voya Investment Management LLC | 417.4K | $23.3M | +76.6K (+22.5%) | Added |
| 19 | Bank of New York Mellon Corp | 410.3K | $22.9M | -12.5K (-3.0%) | Trimmed |
| 20 | EMERALD ADVISERS, LLC | 381.8K | $21.3M | -13.0K (-3.3%) | Trimmed |
Source: SEC Form 13F-HR. Positions aggregated across sub-managers within each firm. Options (puts/calls) excluded — common stock only.
Top questions investors are asking
Coming once RDNT's latest filing finishes processing.