Diamond Offshore Drilling Ownership

Who are the major shareholders and have insiders been buying or selling?


Recent Insider Transactions

Insider Trading Volume

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.


Ownership Breakdown

What is the ownership structure of DO?
Owner TypeNumber of SharesOwnership Percentage
Public Companies2870.0003%
Private Companies1,4340.001%
Individual Insiders582,7960.6%
Hedge Funds7,578,0717.5%
General Public14,102,49513.9%
Institutions79,259,30178.1%

Dilution of Shares: DO only recently listed within the past 12 months.


Top Shareholders

Top 25 shareholders own 76.17% of the company
OwnershipNameSharesCurrent ValueChange %Portfolio %
8.85%
Contrarius Investment Management Limited
8,983,909$88.0m-0.19%4.75%
7.81%
Wellington Management Group LLP
7,924,706$77.7m60.5%0.01%
7.67%
Samuel Terry Asset Management Pty Ltd
7,786,885$76.3m0%39.09%
7.54%
BlackRock, Inc.
7,653,518$75.0m6%no data
7.46%
Key Group Holdings (Cayman), Ltd.
7,578,071$74.3m40.79%4.61%
6.98%
Capital Research and Management Company
7,081,535$69.4m23.72%no data
4.94%
The Vanguard Group, Inc.
5,018,596$49.2m6.87%no data
3.89%
Shenkman Capital Management, Inc.
3,950,770$38.7m0%66.41%
2.55%
Neuberger Berman Investment Advisers LLC
2,591,057$25.4m0.14%0.02%
2.49%
State Street Global Advisors, Inc.
2,523,850$24.7m58.32%no data
1.92%
Aflac Asset Management LLC
1,954,068$19.1m0%76.29%
1.8%
State Farm Insurance Companies, Asset Management Arm
1,825,922$17.9m0%0.02%
1.72%
Millennium Management LLC
1,748,932$17.1m0%0.02%
1.69%
Geode Capital Management, LLC
1,718,564$16.8m4.53%no data
1.64%
MFP Investors LLC
1,666,422$16.3m0%2.9%
0.96%
Teachers Insurance and Annuity Association-College Retirement Equities Fund
971,716$9.5m169.23%no data
0.88%
Private Management Group, Inc.
895,409$8.8m29.54%0.34%
0.82%
Northern Trust Global Investments
827,886$8.1m2.11%no data
0.73%
Charles Schwab Investment Management, Inc.
739,229$7.2m13.43%no data
0.69%
Protective Life Corporation, Asset Management Arm
700,863$6.9m0%5.04%
0.68%
Putnam LLC
688,930$6.8m0%0.01%
0.65%
Nomura Corporate Research and Asset Management Inc.
656,560$6.4m-1.57%39.02%
0.64%
Cannell Capital LLC
648,561$6.4m23.47%1.14%
0.6%
Rockefeller & Co. LLC
608,469$6.0m0%0.02%
0.57%
Goldman Sachs Group, Investment Banking and Securities Investments
581,831$5.7m87.27%no data