RadNet RDNT Institutional Ownership

NASDAQ RDNT

$69.27 +0.47 (+0.68%)

At close: Oct 19, 2026 · 4:00 PM EDT

Institutions by Trading Activity

328 Institutions

Increased 175 53.4%

Unchanged 43 13.1%

Reduced 110 33.5%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

—

13F totals exceed reported shares outstanding

Shares Held by Institutions

81.28Mn

of 78.65Mn outstanding

▲+6.01% QoQ

Shares Outstanding

78.65Mn

Institutional Investors

328

filed 13F for Jun 2026

▼-9 vs prior quarter

Net Shares Added (QoQ)

+4.61Mn

accumulated since last quarter

Value of Holdings

$5.72Bn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Updated Oct 11, 2026

RadNet, Inc. (NASDAQ:RDNT) counted 328 institutional investors among its 13F-reported shareholders for the quarter ended June 30, 2026.

Total shares held in RadNet rose 6.01% from Q1 2026, while the number of holders rose 0.61% from Q2 2025.
Looking at the 328 holders of RDNT individually, 175 added to their positions, 110 reduced their stakes and 43 left their positions unchanged.
Institutional investors held 81.28Mn shares of RadNet in total at the end of Q2 2026, up 4.61Mn from the prior quarter and up 11.27Mn from a year earlier.
As of June 30, 2026, BlackRock, Inc. held the largest stake in RadNet with 10.96Mn shares.
The largest position increases in RDNT for Q2 2026 were by BlackRock, Inc. (+922.07K shares), American Century Companies Inc (+716.23K shares), Penserra Capital Management LLC (+598.15K shares), Defiance ETFs, LLC (+598.15K shares) and RTW Investments, LP (+561.96K shares).
Among holders that kept a stake in RadNet, the biggest sellers in Q2 2026 were Franklin Templeton Inc (-452.98K shares), Freestone Grove Partners LP (-365.19K shares), Point72 Asset Management, L.P. (-362.94K shares), Soros Fund Management LLC (-321.86K shares) and Allspring Global Investments Holdings, LLC (-257.26K shares).
RadNet's 10 largest institutional shareholders as of Q2 2026 were BlackRock, Inc. (10.96Mn shares), RTW Investments, LP (4.85Mn shares), T. Rowe Price Associates Inc (4.5Mn shares), Vanguard Portfolio Management LLC (4.07Mn shares), Vanguard Capital Management LLC (3.19Mn shares), Beck Mack & Oliver LLC (3.16Mn shares), State Street Corp (2.84Mn shares), Geode Capital Management, LLC (1.86Mn shares), Invesco Ltd. (1.64Mn shares) and American Century Companies Inc (1.62Mn shares), per Business Quant data.

Form 13F Holdings

329 Institutional Holders

Report period 30 Jun, 2026

Total shares held 81.28Mn

Of outstanding —

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	BlackRock, Inc.	0002012383	10,957,808	13.93%	▲922,074	+9.19%	$675.77Mn
2	RTW INVESTMENTS, LP	0001493215	4,846,958	6.16%	▲561,958	+13.11%	$298.91Mn
3	PRICE T ROWE ASSOCIATES INC /MD/	0000080255	4,501,195	5.72%	▲346,332	+8.34%	$277.59K
4	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	4,066,931	5.17%	▲167,804	+4.30%	$250.81Mn
5	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	3,193,565	4.06%	▲82,553	+2.65%	$196.95Mn
6	BECK MACK & OLIVER LLC	0000010742	3,163,592	4.02%	▼2,600	-0.08%	$195.10Mn
7	State Street Corp	0000093751	2,842,457	3.61%	▲190,859	+7.20%	$175.19Mn
8	GEODE CAPITAL MANAGEMENT, LLC	0001214717	1,858,508	2.36%	▲134,901	+7.83%	$114.64Mn
9	Invesco Ltd.	0000914208	1,641,292	2.09%	▲7,797	+0.48%	$101.22Mn
10	AMERICAN CENTURY COMPANIES INC	0000748054	1,618,424	2.06%	▲716,232	+79.39%	$99.81Mn
11	Clearbridge Investments, LLC	0001348883	1,546,652	1.97%	▲268,112	+20.97%	$95.38Mn
12	DIMENSIONAL FUND ADVISORS LP	0000354204	1,491,040	1.90%	▲112,037	+8.12%	$91.94Mn
13	Hood River Capital Management LLC	0001578177	1,456,205	1.85%	▲44,708	+3.17%	$89.80Mn
14	JB CAPITAL PARTNERS LP	0001138532	1,424,061	1.81%	0	0.00%	$87.82Mn
15	BAMCO INC /NY/	0001017918	1,260,992	1.60%	▲450,926	+55.67%	$77.77Mn
16	Van Berkom & Associates Inc.	0001524408	1,193,068	1.52%	▲164,482	+15.99%	$73.58K
17	Goldman Sachs Group Inc	0000886982	1,178,372	1.50%	▼11,903	-1.00%	$72.67Mn
18	Alyeska Investment Group, L.P.	0001453072	1,171,721	1.49%	▼137,587	-10.51%	$72.26Mn
19	Defiance ETFs, LLC	0001732541	1,143,622	1.45%	▲598,148	+109.66%	$75.04Mn
19	Penserra Capital Management LLC	0001593324	1,143,622	1.45%	▲598,148	+109.66%	$70.53K

Showing 1 to 20 of 329 holders