13F institutional ownership facts
Institutions tracked
38
Reported value
$145,574,992.00
Reported shares
2,388,433
Latest filing period
Q2 2026
Top institutional holders
- Two Sigma Investments · $81,394,824 · 0.06%
- T. Rowe Price · $300,079,000 · 0.03%
- Renaissance Technologies · $10,976,303 · 0.02%
- BNP Paribas · $14,693,277 · 0.01%
- Dmitry Balyasny - Balyasny Asset Management · $4,194,274 · 0.01%
- Capital International Investors · $198,962,986 · 0.04%
Data source and limitations
This page uses public SEC Form 13F disclosures and related institutional filing data. 13F reports are periodic disclosures and may not represent current real-time holdings.
13F Hub provides research and education data only. It does not provide personalized investment advice.
$MRX
Institutional Holdings
38
Top Institutions
Top Institutions
Two Sigma Investments
1,335,436 shares
0.06%
% of Portfolio
T. Rowe Price
4,923,341 shares
0.03%
% of Portfolio
Renaissance Technologies
180,087 shares
0.02%
% of Portfolio
BNP Paribas
241,071 shares
0.01%
% of Portfolio
Dmitry Balyasny - Balyasny Asset Management
68,815 shares
0.01%
% of Portfolio
Capital International Investors
3,264,364 shares
0.04%
% of Portfolio
Jennison Associates
604,393 shares
0.02%
% of Portfolio
Franklin Resources
538,128 shares
0.01%
% of Portfolio
Invesco
1,404,552 shares
0.01%
% of Portfolio
Nuveen
419,120 shares
0.01%
% of Portfolio
Wellington Management
775,023 shares
0.01%
% of Portfolio
Larry Fink - BlackRock
4,594,149 shares
NaN%
% of Portfolio
Morgan Stanley
1,169,722 shares
NaN%
% of Portfolio
David Solomon - Goldman Sachs
551,753 shares
NaN%
% of Portfolio
Geode Capital Management
897,253 shares
NaN%
% of Portfolio
Northern Trust Corp
354,764 shares
NaN%
% of Portfolio
Legal & General
158,207 shares
NaN%
% of Portfolio
State Street Corp
1,026,731 shares
NaN%
% of Portfolio
Charles Schwab
171,846 shares
NaN%
% of Portfolio
UBS Group
128,477 shares
NaN%
% of Portfolio
Cliff Asness - AQR Capital Management
40,329 shares
NaN%
% of Portfolio
Jamie Dimon - JPMorgan Chase
242,209 shares
NaN%
% of Portfolio
Voya Investment Mgmt
11,833 shares
NaN%
% of Portfolio
SG Americas Securities
15,655 shares
NaN%
% of Portfolio
PNC Financial Services
38 shares
NaN%
% of Portfolio
Jane Street Group
0 shares
0.00%
% of Portfolio
Ken Griffin - Citadel Advisors
0 shares
0.00%
% of Portfolio
Neuberger Berman
0 shares
0.00%
% of Portfolio
Chuck Royce - Royce & Associates
1,111,339 shares
0.55%
% of Portfolio
Wasatch Advisors Inc
1,683,061 shares
0.67%
% of Portfolio
Garrett Thornburg - Thornburg Invest Mgmt
275,027 shares
0.16%
% of Portfolio
Lord, Abbett & Co. LLC
355,507 shares
0.06%
% of Portfolio
Paul Tudor Jones - Tudor Investment Corp
372,910 shares
0.03%
% of Portfolio
John P. Calamos, Sr. - Calamos Advisors LLC
125,108 shares
0.03%
% of Portfolio
Adage Capital Partners
0 shares
0.00%
% of Portfolio
Artisan Partners
0 shares
0.00%
% of Portfolio
Verition Fund Management LLC
0 shares
0.00%
% of Portfolio
Harris Kupperman - Praetorian Pr
500,000 shares
9.71%
% of Portfolio
Institutional InsightPRO
Scale Distribution
MEGA
32%
LARGE
24%
MEDIUM
16%
SMALL
28%
Geographic Distribution
Institutional Activity
Buyers
57
Sellers
19
Holders
61
New
11
Exited
8
Insider TradingPRO
Trading Statistics
Insider Buyers
20
Insider Sellers
19
Purchase Value
$13.6M
Role Distribution
RatingPRO
87
A
Overall Score
Moderate institutional interest with stable holdings
Rating Dimensions
Recent Actions
New
12
Increased
29
Decreased
14
Exited
2
Total
45