13F institutional ownership facts

Institutions tracked

23

Reported value

$808,210.00

Reported shares

1,893,649

Latest filing period

Q2 2026

Top institutional holders

  1. Israel Englander - Millennium Management · $1,737,119 · <0.01%%
  2. Renaissance Technologies · $643,145 · <0.01%%
  3. Cliff Asness - AQR Capital Management · $663,186 · <0.01%%
  4. UBS Group · $1,279,750 · <0.01%%
  5. Geode Capital Management · $1,823,405 · <0.01%%
  6. Two Sigma Investments · $113,663 · <0.01%%

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.

$HRTX

Institutional Holdings

23

Top Institutions

Top Institutions

1

Israel Englander - Millennium Management

4,070,101 shares

NaN%

% of Portfolio

2

Renaissance Technologies

1,506,900 shares

NaN%

% of Portfolio

3

Cliff Asness - AQR Capital Management

1,553,857 shares

NaN%

% of Portfolio

4

UBS Group

2,997,073 shares

NaN%

% of Portfolio

5

Geode Capital Management

4,270,980 shares

NaN%

% of Portfolio

6

Two Sigma Investments

266,314 shares

NaN%

% of Portfolio

7

Charles Schwab

1,217,463 shares

NaN%

% of Portfolio

8

Larry Fink - BlackRock

10,550,750 shares

NaN%

% of Portfolio

9

David Solomon - Goldman Sachs

1,329,754 shares

NaN%

% of Portfolio

10

Northern Trust Corp

1,223,480 shares

NaN%

% of Portfolio

11

State Street Corp

3,228,557 shares

NaN%

% of Portfolio

12

David E. Shaw - D.E. Shaw & Co.

120,435 shares

NaN%

% of Portfolio

13

Nuveen

221,787 shares

NaN%

% of Portfolio

14

Invesco

406,668 shares

NaN%

% of Portfolio

15

Neuberger Berman

38,987 shares

NaN%

% of Portfolio

16

Jane Street Group

25,672 shares

NaN%

% of Portfolio

17

BNP Paribas

22,507 shares

NaN%

% of Portfolio

18

T. Rowe Price

111,504 shares

NaN%

% of Portfolio

19

Morgan Stanley

111,698 shares

NaN%

% of Portfolio

20

Jamie Dimon - JPMorgan Chase

75,665 shares

NaN%

% of Portfolio

21

Legal & General

13,930 shares

NaN%

% of Portfolio

22

Ken Griffin - Citadel Advisors

0 shares

0.00%

% of Portfolio

23

Voya Investment Mgmt

0 shares

0.00%

% of Portfolio

Institutional InsightPRO

Scale Distribution

MEGA

31%

LARGE

37%

MEDIUM

33%

SMALL

-1%

Geographic Distribution

North America
61%
Europe
17%
Asia Pacific
14%
Other
5%

Institutional Activity

Buyers

46

Sellers

32

Holders

78

New

12

Exited

7

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Insider TradingPRO

Trading Statistics

Insider Buyers

9

Insider Sellers

32

Purchase Value

$18.8M

Role Distribution

CEO
26%
CFO
19%
Director
36%
VP
12%
Other
5%
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RatingPRO

71

B

Overall Score

Strong institutional support with positive momentum

Rating Dimensions

Institutional Ownership
91
Recent Activity
62
Concentration
88
Momentum
69
Stability
66

Recent Actions

New

11

Increased

27

Decreased

11

Exited

6

Total

50

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