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RDNT · Radnet, Inc.
> Ask across nine datasets ⌘K
LIVE
TEAM-2.62% 13F +440META+1.00% 13F +2,694RCG+0.35% CLUSTERUTHR-0.54% 13F +425CRWV+5.68% 13F +694CRM-1.97% 13F +1,019CVNA+1.58% 13F +795TPL-1.11% 13F +444NET-1.96% 13F +711MSTR-1.39% 13F +527DELL+1.50% 13F +1,204CRWD-0.87% 13F +1,383ANET+1.22% 13F +1,324COIN-4.18% 13F +475TEAM-2.62% 13F +440META+1.00% 13F +2,694RCG+0.35% CLUSTERUTHR-0.54% 13F +425CRWV+5.68% 13F +694CRM-1.97% 13F +1,019CVNA+1.58% 13F +795TPL-1.11% 13F +444NET-1.96% 13F +711MSTR-1.39% 13F +527DELL+1.50% 13F +1,204CRWD-0.87% 13F +1,383ANET+1.22% 13F +1,324COIN-4.18% 13F +475
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RDNT

RadNet, Inc.
HEALTHCARE SERVICES · SERVICES-MEDICAL LABORATORIES · CIK 0000790526
FORM 144 · 1☆ WATCH
INSIDER NET · 180D
-$4.8M
open-market buys minus sells, Form 4 codes P and S
INSIDER BUYERS · 180D
0
CONGRESS BUYERS · 1Y
0
FUNDS ADDED · QTR
171
13F, latest reported quarter
REVENUE GROWTH
+11.5%
XBRL, annual
NET MARGIN
-0.9%
CONVERSIONS · 180D
9
codes C/M, not in net · $484.5K priced
SEVEN FACTS, RANKED AGAINST THE SECTOR · RANK IS NOT A FORECAST
INSIDERS
net -$4.8M over 180 days
-$3.0M over 90 days
below 58% of Healthcare Services
CONGRESS
no member of Congress has reported trading it
FUNDS
171 funds added or opened last quarter
more than 74% of Healthcare Services
REVENUE
+11.5% year over year
more than 50% of Healthcare Services
MARGIN
-0.9% net margin
below 52% of Healthcare Services
BUYBACKS
no share repurchases reported
SHORT
no short interest reported
THE SITUATION · EVERY LINE IS ONE RULE OVER ONE DATASET
Insiders are net sellers: -$4.8M across 4 people in 180 days.
171 funds added or opened positions in the latest 13F quarter, of 332 holders.
The year, with the filings on it
Total return indexed to 100 over the last 12 months · every marker is a federal filing, placed at its date — hover any marker for the detail
TOTAL 12M RETURN +4.8%
+4.8%12M
-26%-11%+5%+20%2025-092025-102025-122026-032026-052026-072026-09 2025-09-16 · STOLPER MARK sold $2.6M2025-12-05 · Forthuber Stephen M sold $2.5M2025-11-17 · Patel Mital sold $1.9M2026-06-15 · Forthuber Stephen M sold $1.4M2025-11-19 · Patel Mital sold $1.2M2026-06-15 · Forthuber Stephen M sold $1.2M2025-09-16 · Katz David Jeffrey sold $1.0M2025-12-05 · Forthuber Stephen M sold $916.9K2026-03-18 · Sorensen Alma Gregory sold $882.1K2025-11-18 · Patel Mital sold $793.6K2025-09-10 · HAMES NORMAN R sold $727.4K2026-03-19 · Sorensen Alma Gregory sold $590.8K2026-03-19 · Sorensen Alma Gregory sold $335.8K2026-06-16 · Wesdorp Cornelis sold $276.0K2026-06-18 · SWARTZ DAVID L sold $145.4K2025-12-05 · Forthuber Stephen M sold $135.6K2026-03-18 · Sorensen Alma Gregory sold $50.2K2025-09-11 · Wesdorp Cornelis sold $36.1K2025-09-09 · Wesdorp Cornelis sold $36.0K2026-03-19 · Sorensen Alma Gregory sold $6.4K2026-06-18 · DAVID SWARTZ filed to sell $145.4K
INSIDER SELLFORM 144
INDEXED RETURN, DIVIDEND-ADJUSTED — NOT A PRICE CHART · LARGE TRADES DRAWN FIRST WHEN A NAME FILES HEAVILY
Live price
Daily candles from TradingView, on their licence — no filings are marked on this one
WHY THIS NAME IS ON THE DESK
Insiders have filed to sell — before selling.
The record shows a net $4.8M sold by insiders over 180 days, 171 funds added last quarter, $145.4K in planned Form 144 sales. Every figure is a federal filing, dated the day it became public.
Backtest this pattern Open the screener
Same sector, ranked by filing activity
Sector from the SEC's own SIC classification
NTRACSTLPGNYHIMSWGSPRVATDOCAVAHGHADUSSERABDSX
Insider transactions
Form 4 purchases and sales (codes P and S) — grants, option exercises and preferred conversions excluded

Over the last 180 days, RadNet, Inc. insiders sold a net $4.8M of stock across 91 Form 4 purchases and sales, with 0 insider(s) buying. Source: SEC Form 4 filings, as of 2026-09-06.

INSIDER
FILED
SHARES
VALUE
SWARTZ DAVID L
Director
SELL
2026-06-18
2,699.0
$145.4K
Wesdorp Cornelis
Pres & CEO, Digital Health
SELL
2026-06-16
4,750.0
$276.0K
Forthuber Stephen M
Pres & CEO-Eastern Operations
SELL
2026-06-15
19,853.0
$1.2M
Forthuber Stephen M
Pres & CEO-Eastern Operations
SELL
2026-06-15
24,214.0
$1.4M
Sorensen Alma Gregory
Chief Strategy Officer
SELL
2026-03-19
5,346.0
$335.8K
91 TRANSACTIONS ON RECORD

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Institutional holders
13F · holdings as of the latest quarter funds have reported
BlackRock, Inc.
10,957,808.0 sh
$675.8M
RTW INVESTMENTS, LP
4,846,958.0 sh
$298.9M
VANGUARD PORTFOLIO MANAGEMENT LLC
4,066,931.0 sh
$250.8M
VANGUARD CAPITAL MANAGEMENT LLC
3,193,565.0 sh
$196.9M
BECK MACK & OLIVER LLC
3,163,592.0 sh
$195.1M
SCHEDULE 13D/G
No 5%+ ownership filings
Nobody has crossed 5% with a filing obligation. Absence is a fact here, not missing data.
Planned sales · Form 144
Filed before the sale — intent, not a trade
DAVID SWARTZ
FILED 2026-06-18
$145.4K
Fund concentration
N-PORT · funds ranked by how much of THEMSELVES they put in this stock — the conviction number 13F cannot show
BECK, MACK & OLIVER PARTNERS FUND
$4.5M POSITION · AS OF 2026-03-31
6.3%
Paradigm Value Fund
$1.5M POSITION · AS OF 2026-03-31
3.4%
Mairs & Power Small Cap Fund
$7.4M POSITION · AS OF 2026-03-31
3.3%
Rockefeller U.S. Small-Mid Cap ETF
$22.6M POSITION · AS OF 2026-04-30
3.0%
Invesco S&P SmallCap Health Care ETF
$4.0M POSITION · AS OF 2026-02-28
2.9%
Baron Health Care Fund
$3.4M POSITION · AS OF 2026-03-31
2.8%
SEC N-PORT, MONTHLY WITH A ~60-DAY PUBLIC LAG · FUNDS ≥ $10M · % = SHARE OF THE FUND'S OWN BOOK
Executive pay vs shareholder return · Dr. Berger
DEF 14A pay-versus-performance disclosure · both the headline pay and the SEC's mark-to-market figure, beside the return the company delivered and the return of the peer group it chose itself
FY
CEO TOTAL
ACTUALLY PAID
OTHER NEOs AVG
TSR
PEER TSR
2025
$12.1M
$9.3M
$3.1M
+265%
+12%
2024
$9.1M
$16.4M
$2.6M
+257%
-6%
2023
$6.7M
$10.1M
$2.0M
+78%
-8%
2022
$5.6M
$5.6M
$2.8M
-4%
-12%
2021
$4.6M
$4.6M
$1.7M
+54%
+10%
TAGGED BY THE COMPANY UNDER SEC ITEM 402(v) · RETURN IS CUMULATIVE FROM THE START OF THE DISCLOSURE PERIOD · GREEN WHERE THE COMPANY BEAT ITS OWN PEER GROUP
Fundamentals
Annual figures from XBRL filings · pick a past date to see them exactly as the market knew them then — restatements and all
2025-122024-122023-122022-12
REVENUE$2.0B$1.8B$1.6B$1.4B
OPERATING INCOME$62.0M$104.6M$98.7M$46.4M
NET INCOME$-18.6M$2.8M$3.0M$10.7M
EPS (DILUTED)-0.250.040.050.17
OPERATING CASH FLOW$298.8M$233.0M$220.9M$146.4M
CASH$767.2M$740.0M$342.6M$127.8M
LONG-TERM DEBT$1.1B$991.6M$812.1M$839.3M
SEC XBRL · FISCAL-YEAR PERIODS · AS KNOWN ON 2026-09-06 · NOBODY ELSE SHOWS FUNDAMENTALS AS OF A PAST DATE
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Public filings, honestly analyzed. Official US government sources in one desk — every figure carries the date it was filed, and the methodology is published, backtest included.

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© 2026 WAVEMAN · SOURCE: SEC EDGAR & OFFICIAL GOVERNMENT DATA · NOT INVESTMENT ADVICE · CHART BY TRADINGVIEW · UPDATED 2026-09-06 ALL SYSTEMS LIVE FOR MACHINES →