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O. Mason Hawkins

As a Name:  Registrant, Group Member and/or Signatory


        

Latest Filing:  3/1/24  as  ↓Signatory


As:  Registrant

1/12/98  
 TN
 
Hawkins O Mason


        

As:  Group Member  (Co-Filer Non-Registrant:  Partner, Affiliate, etc.)

• List all Filings as Group Member
• Search Recent Filings (as Group Member) for “O. Mason Hawkins

O. Mason Hawkins” has been a Group Member with  2  Filers:


        
As OfFiler    Filings    
  #        Latest      
Issuer    
(Primary)    
In descending order 
10/2/17 
 TN
 
Pyramid Peak Foundation  4  SC 13D/A 
 CA
 
Oncternal Therapeutics, Inc.
12/23/15 
 TN
 
Southeastern Asset Management Inc./TN  24  SC 13D/A 
 PA
 
CNX Resources Corp.

O. Mason Hawkins” has/had a Group Member interest in  11  Issuers:

As OfIssuer    Filings    
  #        Latest      
With Filer    
(Primary)    
In descending order 
10/2/17 
 CA
 
Oncternal Therapeutics, Inc.  4  SC 13D/A 
 TN
 
Pyramid Peak Foundation
12/23/15 
 PA
 
CNX Resources Corp.  2  SC 13D/A 
 TN
 
Southeastern Asset Management Inc./TN
1/28/14 
 TX
 
Texas Industries Inc.  1  SC 13D/A 
 TN
 
Southeastern Asset Management Inc./TN
8/16/13 
 TX
 
Dell Inc.  12  SC 13D/A 
 TN
 
Southeastern Asset Management Inc./TN
3/15/13 
 NC
 
Martin Marietta Materials Inc.  1  SC 13D/A 
 TN
 
Southeastern Asset Management Inc./TN
7/22/09 
 IL
 
Telephone & Data Systems, Inc.  3  SC 13D/A 
 TN
 
Southeastern Asset Management Inc./TN
9/9/94 
 NY
 
Alexander & Alexander Services Inc.  1  SC 13G/A 
 TN
 
Southeastern Asset Management Inc./TN
9/9/94 
 NY
 
BNY Mellon Investment Adviser, Inc.  1  SC 13G/A 
 TN
 
Southeastern Asset Management Inc./TN
7/11/94 
 NY
 
Paine Webber Group Inc.  1  SC 13G 
 TN
 
Southeastern Asset Management Inc./TN
6/3/94 
 MI
 
Gerber Products Co.  1  SC 13G/A 
 TN
 
Southeastern Asset Management Inc./TN
5/6/94 
 HI
 
Matson, Inc.  1  SC 13G/A 
 TN
 
Southeastern Asset Management Inc./TN

O. Mason Hawkins” has been a Group Member with  4  other Group Members:

As OfGroup Member    Filings    
  #        Latest      
With Filer    
(Primary)    
Issuer    
(Primary)    
In descending order 
12/23/15
 TN
 
Longleaf Partners Fund  5  SC 13D/A 
 TN
 
Southeastern Asset Management Inc./TN 
 PA
 
CNX Resources Corp.
• Longleaf Partners Small-Cap Fund  3
 TN
 
Southeastern Asset Management, Inc.  2
9/9/94
 TN
 
Southeastern Asset Management Inc./TN  5  SC 13G/A 
 TN
 
Southeastern Asset Management Inc./TN 
 NY
 
Alexander & Alexander Services Inc.


As:  Signatory  (Director, Officer, Attorney, Accountant, Banker, Agent, etc.)

• List all Filings as Signatory
• Search Recent Filings (as Signatory) for “O. Mason Hawkins

O. Mason Hawkins” has been a Signatory for/with  2  Filers:


        
As OfFiler    Filings    
  #        Latest      
Issuer    
(Primary)    
In descending order 
3/1/24 
 TN
 
Longleaf Partners Funds Trust  15  N-CSR  —
2/14/24 
 TN
 
Southeastern Asset Management Inc./TN  57  SC 13G/A 
 AR
 
Westrock Coffee Co.

O. Mason Hawkins” has/had a Signatory interest in  16  Issuers:

As OfIssuer    Filings    
  #        Latest      
With Filer    
(Primary)    
In descending order 
2/14/24 
 AR
 
Westrock Coffee Co.  5  SC 13G/A 
 TN
 
Southeastern Asset Management Inc./TN
2/14/24 
 CO
 
Atlanta Braves Holdings, Inc.  1  SC 13G 
 TN
 
Southeastern Asset Management Inc./TN
2/14/24 
 NJ
 
Anywhere Real Estate Inc.  7  SC 13G/A 
 TN
 
Southeastern Asset Management Inc./TN
2/14/24 
 NY
 
Eastman Kodak Co.  7  SC 13G/A 
 TN
 
Southeastern Asset Management Inc./TN
2/14/24 
 NY
 
Empire State Realty Trust, Inc.  4  SC 13G/A 
 TN
 
Southeastern Asset Management Inc./TN
2/14/24 
 PA
 
CNX Resources Corp.  5  SC 13G/A 
 TN
 
Southeastern Asset Management Inc./TN
1/10/24 
 NY
 
Oscar Health, Inc.  3  SC 13G/A 
 TN
 
Southeastern Asset Management Inc./TN
6/12/23 
 NY
 
Vimeo, Inc.  2  SC 13G/A 
 TN
 
Southeastern Asset Management Inc./TN
2/14/23 
 CO
 
Liberty Media Corp.  4  SC 13G/A 
 TN
 
Southeastern Asset Management Inc./TN
2/14/23 
Flag of Luxembourg emoji
 
Millicom International Cellular SA  2  SC 13G/A 
 TN
 
Southeastern Asset Management Inc./TN
2/14/23 
 VA
 
Graham Holdings Co.  3  SC 13G/A 
 TN
 
Southeastern Asset Management Inc./TN
2/14/23 
 NY
 
Lazard, Inc.  3  SC 13G/A 
 TN
 
Southeastern Asset Management Inc./TN
10/12/22 
 LA
 
Lumen Technologies, Inc.  3  SC 13D/A 
 TN
 
Southeastern Asset Management Inc./TN
3/10/22 
 CA
 
Mattel Inc./DE  4  SC 13G/A 
 TN
 
Southeastern Asset Management Inc./TN
3/10/22 
 IL
 
Hyatt Hotels Corp.  3  SC 13G/A 
 TN
 
Southeastern Asset Management Inc./TN
8/10/20 
 WA
 
PotlatchDeltic Corp.  1  SC 13G/A 
 TN
 
Southeastern Asset Management Inc./TN

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