13F institutional ownership facts

Institutions tracked

24

Reported value

$1,459,981.00

Reported shares

890,232

Latest filing period

Q2 2026

Top institutional holders

  1. Jeremy Grantham - GMO · $1,745,480 · <0.01%%
  2. David E. Shaw - D.E. Shaw & Co. · $1,021,766 · <0.01%%
  3. Israel Englander - Millennium Management · $650,101 · <0.01%%
  4. Two Sigma Investments · $438,215 · <0.01%%
  5. Ken Griffin - Citadel Advisors · $438,387 · <0.01%%
  6. Geode Capital Management · $2,821,776 · <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.

$AMTX

Institutional Holdings

24

Top Institutions

Top Institutions

1

Jeremy Grantham - GMO

1,064,317 shares

NaN%

% of Portfolio

2

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

623,028 shares

NaN%

% of Portfolio

3

Israel Englander - Millennium Management

396,403 shares

NaN%

% of Portfolio

4

Two Sigma Investments

267,204 shares

NaN%

% of Portfolio

5

Ken Griffin - Citadel Advisors

267,309 shares

NaN%

% of Portfolio

6

Geode Capital Management

1,720,035 shares

NaN%

% of Portfolio

7

Larry Fink - BlackRock

3,970,470 shares

NaN%

% of Portfolio

8

Northern Trust Corp

507,989 shares

NaN%

% of Portfolio

9

PNC Financial Services

95,486 shares

NaN%

% of Portfolio

10

Charles Schwab

195,288 shares

NaN%

% of Portfolio

11

State Street Corp

726,199 shares

NaN%

% of Portfolio

12

David Solomon - Goldman Sachs

199,701 shares

NaN%

% of Portfolio

13

Nuveen

86,519 shares

NaN%

% of Portfolio

14

T. Rowe Price

119,806 shares

NaN%

% of Portfolio

15

BNP Paribas

12,182 shares

NaN%

% of Portfolio

16

UBS Group

34,587 shares

NaN%

% of Portfolio

17

Morgan Stanley

76,807 shares

NaN%

% of Portfolio

18

Invesco

33,973 shares

NaN%

% of Portfolio

19

Jamie Dimon - JPMorgan Chase

30,557 shares

NaN%

% of Portfolio

20

Legal & General

6,304 shares

NaN%

% of Portfolio

21

Renaissance Technologies

0 shares

0.00%

% of Portfolio

22

Canada Pension Plan Investment Board

0 shares

0.00%

% of Portfolio

23

Jane Street Group

0 shares

0.00%

% of Portfolio

24

Steve Cohen - Point72 Asset Management

0 shares

0.00%

% of Portfolio

Institutional InsightPRO

Scale Distribution

MEGA

29%

LARGE

28%

MEDIUM

27%

SMALL

16%

Geographic Distribution

North America
59%
Europe
23%
Asia Pacific
8%
Other
5%

Institutional Activity

Buyers

34

Sellers

23

Holders

72

New

9

Exited

13

Unlock Pro to view full data

Insider TradingPRO

Trading Statistics

Insider Buyers

12

Insider Sellers

23

Purchase Value

$8.3M

Role Distribution

CEO
24%
CFO
15%
Director
30%
VP
12%
Other
5%
Unlock Pro to view full data

RatingPRO

64

C+

Overall Score

Strong institutional support with positive momentum

Rating Dimensions

Institutional Ownership
74
Recent Activity
68
Concentration
67
Momentum
81
Stability
80

Recent Actions

New

9

Increased

23

Decreased

20

Exited

6

Total

50

Unlock Pro to view full data