$AMPH

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

887,048 股

Renaissance Technologies

525,100 股

Josef Lakonishok - Lsv Asset Management

642,014 股

PSP Investments

116,648 股

Two Sigma Investments

248,115 股

Jane Street Group

178,734 股

Steve Cohen - Point72 Asset Management

54,964 股

Robeco Institutional Asset Management

66,407 股

Larry Fink - BlackRock

5,224,934 股

Cliff Asness - AQR Capital Management

208,651 股

UBS Group

393,110 股

David Solomon - Goldman Sachs

505,360 股

Geode Capital Management

969,840 股

State Street Corp

1,642,126 股

Northern Trust Corp

370,991 股

Charles Schwab

310,178 股

New York State Teachers Retirement System - New York State Teachers Retirement System

21,180 股

BNP Paribas

54,663 股

Joel Greenblatt - Gotham Asset Management

10,139 股

Morgan Stanley

434,840 股

Israel Englander - Millennium Management

31,814 股

Nuveen

88,397 股

SG Americas Securities

31,709 股

Legal & General

78,281 股

Invesco

158,064 股

Ken Griffin - Citadel Advisors

16,231 股

Canada Pension Plan Investment Board

11,500 股

Franklin Resources

24,986 股

T. Rowe Price

51,103 股

Jamie Dimon - JPMorgan Chase

57,563 股

PNC Financial Services

5,004 股

Chuck Royce - Royce & Associates

294,758 股

Segall Bryant & Hamill, LLC

33,318 股

Verition Fund Management LLC

0 股

John Hussman - Hussman Strategic Advisors

0 股