Vault-13

DIAMOND OFFSHORE DRILLING IN DO

COM · Common Stock · CUSIP 25271C201 · ISIN US25271C2017

147 institutional holders +9 vs Q4 2022
89,157,59389.2m shares reported held*
$1.1bnreported value*
34 new 48 added 45 reduced 25 sold out net bought ≈ $98.3m (+8.2m shares)

* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($344.7k this quarter). Holder counts are more reliable. Implied quarter-end price ≈ $12.03. Options: 10 managers hold calls ($12.8m notional), 8 hold puts ($3.1m).

Trends to Q1 2023

Institutional holders

Managers reporting a position, each quarter

050100150Q3 22: 127Q4 22: 138Q1 23: 147147Q3 22Q4 22Q1 23
Numbers
QuarterHolders
Q3 2022127
Q4 2022138
Q1 2023147

Buyers vs sellers

Managers adding to or starting a position, vs cutting or selling out

Bought or addedCut or sold out
1000100Q4 22: 70 bought or addedQ4 22: 51 cut or sold outQ4 22Q1 23: 82 bought or addedQ1 23: 70 cut or sold outQ1 23
Numbers
QuarterBought or addedCut or sold out
Q4 20227051
Q1 20238270

Calls vs puts

Options held, notional value, last 4 quarters. P/C = puts ÷ calls

CallsPuts
$0$5m$10m$15m$20mQ3 22 calls: $16.4mQ3 22 puts: $7.0mQ3 22P/C 0.43Q4 22 calls: $15.0mQ4 22 puts: $3.9mQ4 22P/C 0.26Q1 23 calls: $12.8mQ1 23 puts: $3.1mQ1 23P/C 0.24
Numbers
QuarterCallsPutsP/C
Q3 2022$16.4m$7.0m0.43
Q4 2022$15.0m$3.9m0.26
Q1 2023$12.8m$3.1m0.24

Biggest buyers

FMR LLC Added +2,814,947+2.8m
MARSHALL WACE, LLP New +2,300,686+2.3m
MANUFACTURERS LIFE INSURANCE COMPANY, THE New +1,917,622+1.9m
VICTORY CAPITAL MANAGEMENT INC Added +1,417,800+1.4m
ExodusPoint Capital Management, LP Added +892,989+893.0k
WELLINGTON MANAGEMENT GROUP LLP Added +842,226+842.2k
MILLENNIUM MANAGEMENT LLC Added +785,393+785.4k
ALLIANCEBERNSTEIN L.P. Added +767,706+767.7k
Balyasny Asset Management L.P. Added +681,672+681.7k
Webs Creek Capital Management LP New +540,000+540.0k

Biggest sellers

Capital World Investors Reduced -2,236,832-2.2m
Kite Lake Capital Management (UK) LLP Reduced -900,000-900.0k
Contrarius Investment Management Ltd Reduced -780,388-780.4k
BlackRock Inc. Reduced -687,303-687.3k
NOMURA HOLDINGS INC Sold out -571,310-571.3k
ADAGE CAPITAL PARTNERS GP, L.L.C. Reduced -430,408-430.4k
SHENKMAN CAPITAL MANAGEMENT INC Reduced -414,117-414.1k
KGH Ltd Reduced -386,276-386.3k
COBALT CAPITAL MANAGEMENT, INC. Sold out -350,000-350.0k
SIMPLEX TRADING, LLC Reduced -338,840-338.8k

Biggest calls

SUSQUEHANNA INTERNATIONAL GROUP, LLP Added $3.5m287.0k shares
CITADEL ADVISORS LLC Reduced $3.3m276.6k shares
GROUP ONE TRADING LLC Reduced $1.8m148.6k shares
SIMPLEX TRADING, LLC New $1.4m117.5k shares
MILLENNIUM MANAGEMENT LLC New $1.2m100.0k shares
JANE STREET GROUP, LLC Reduced $835.6k69.4k shares
Caption Management, LLC Reduced $557.5k46.3k shares
WOLVERINE TRADING, LLC Reduced $219.0k18.5k shares
Cutler Group LLC / CA Reduced $6.0k3.4k shares
CONCOURSE FINANCIAL GROUP SECURITIES, INC. Unchanged $00 shares

Biggest puts

CITADEL ADVISORS LLC Added $1.3m109.5k shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP Reduced $1.2m102.7k shares
JANE STREET GROUP, LLC Reduced $196.3k16.3k shares
WOLVERINE TRADING, LLC New $146.0k12.3k shares
SIMPLEX TRADING, LLC Reduced $134.0k11.2k shares
GROUP ONE TRADING LLC Reduced $56.6k4.7k shares
Cutler Group LLC / CA Reduced $1.0k600 shares
CONCOURSE FINANCIAL GROUP SECURITIES, INC. Unchanged $00 shares

Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.

Holders, Q1 2023

#ManagerLocationShares Value% of their portfolioChangeShares change
1 Contrarius Investment Management Ltd 5.19% of their portfolio St. Helier, Y9 8,203,5218.2m $98.8m $98.8m 5.19% Reduced -780.4k -780,388
2 WELLINGTON MANAGEMENT GROUP LLP 0.02% of their portfolio Boston, MA 7,546,9737.5m $90.9m $90.9m 0.02% Added +842.2k +842,226
3 BlackRock Inc. 0.00% of their portfolio New York, NY 7,393,4317.4m $89.0m $89.0m 0.00% Reduced -687.3k -687,303
4 KGH Ltd 6.43% of their portfolio NASSAU, C5 6,863,2026.9m $82.6m $82.6m 6.43% Reduced -386.3k -386,276
5 VANGUARD GROUP INC 0.00% of their portfolio Valley Forge, PA 5,682,3975.7m $68.4m $68.4m 0.00% Reduced -21.2k -21,198
6 SHENKMAN CAPITAL MANAGEMENT INC 3.16% of their portfolio NEW YORK, NY 3,536,6533.5m $41.7m $41.7m 3.16% Reduced -414.1k -414,117
7 VICTORY CAPITAL MANAGEMENT INC 0.04% of their portfolio San Antonio, TX 3,048,8863.0m $36.7m $36.7m 0.04% Added +1.4m +1,417,800
8 FMR LLC 0.00% of their portfolio BOSTON, MA 3,024,1363.0m $36.4m $36.4m 0.00% Added +2.8m +2,814,947
9 Capital World Investors 0.01% of their portfolio LOS ANGELES, CA 2,948,8262.9m $35.5m $35.5m 0.01% Reduced -2.2m -2,236,832
10 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 2,883,5072.9m $34.7m $34.7m 0.00% Added +103.3k +103,316
11 MILLENNIUM MANAGEMENT LLC 0.04% of their portfolio NEW YORK, NY 2,516,7952.5m $30.3m $30.3m 0.04% Added +785.4k +785,393
12 MARSHALL WACE, LLP 0.07% of their portfolio LONDON, X0 2,300,6862.3m $27.7m $27.7m 0.07% New
13 NEUBERGER BERMAN GROUP LLC 0.03% of their portfolio NEW YORK, NY 2,274,1532.3m $27.4m $27.4m 0.03% Reduced -309.6k -309,550
14 ExodusPoint Capital Management, LP 0.28% of their portfolio NEW YORK, NY 2,014,6232.0m $24.3m $24.3m 0.28% Added +893.0k +892,989
15 MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.01% of their portfolio Toronto, A6 1,917,6221.9m $23.1m $23.1m 0.01% New
16 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 1,862,3581.9m $22.4m $22.4m 0.00% Added +68.4k +68,435
17 STATE FARM MUTUAL AUTOMOBILE INSURANCE CO 0.02% of their portfolio BLOOMINGTON, IL 1,825,9221.8m $22.0m $22.0m 0.02% Unchanged
18 Nuveen Asset Management, LLC 0.01% of their portfolio CHICAGO, IL 1,551,0241.6m $18.7m $18.7m 0.01% Added +390.3k +390,306
19 Balyasny Asset Management L.P. 0.06% of their portfolio Chicago, IL 1,497,9451.5m $18.0m $18.0m 0.06% Added +681.7k +681,672
20 ADAGE CAPITAL PARTNERS GP, L.L.C. 0.03% of their portfolio Boston, MA 1,289,6241.3m $15.5m $15.5m 0.03% Reduced -430.4k -430,408
21 PUTNAM INVESTMENTS LLC 0.02% of their portfolio BOSTON, MA 1,123,6721.1m $13.5m $13.5m 0.02% Reduced -298.8k -298,783
22 LMR Partners LLP 0.21% of their portfolio LONDON, X0 946,211946.2k $11.4m $11.4m 0.21% Added +444.4k +444,406
23 NORTHERN TRUST CORP 0.00% of their portfolio CHICAGO, IL 868,378868.4k $10.5m $10.5m 0.00% Reduced -1.5k -1,471
24 ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio NASHVILLE, TN 866,206866.2k $10.4m $10.4m 0.00% Added +767.7k +767,706
25 PRIVATE MANAGEMENT GROUP INC 0.45% of their portfolio IRVINE, CA 828,746828.7k $10.0m $10.0m 0.45% Reduced -26.2k -26,177
26 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio SAN FRANCISCO, CA 816,697816.7k $9.8m $9.8m 0.00% Added +60.3k +60,302
27 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 800,538800.5k $9.6m $9.6m 0.00% Added +233.0k +232,952
28 Invesco Ltd. 0.00% of their portfolio ATLANTA, GA 756,825756.8k $9.1m $9.1m 0.00% Reduced -238.7k -238,701
29 PROTECTIVE LIFE CORP 5.60% of their portfolio BIRMINGHAM, AL 700,863700.9k $8.4m $8.4m 5.60% Unchanged
30 Goehring & Rozencwajg Associates, LLC 2.44% of their portfolio NEW YORK, NY 594,860594.9k $7.2m $7.2m 2.44% Added +27.5k +27,499
31 CANNELL CAPITAL LLC 1.35% of their portfolio ALTA, WY 579,002579.0k $7.0m $7.0m 1.35% Reduced -71.3k -71,312
32 Webs Creek Capital Management LP 4.54% of their portfolio DALLAS, TX 540,000540.0k $6.5m $6.5m 4.54% New
33 SIR Capital Management, L.P. 0.63% of their portfolio NEW YORK, NY 490,524490.5k $5.9m $5.9m 0.63% Reduced -156.4k -156,407
34 Point72 Asset Management, L.P. 0.02% of their portfolio STAMFORD, CT 472,044472.0k $5.7m $5.7m 0.02% New
35 GOLDMAN SACHS GROUP INC 0.00% of their portfolio NEW YORK, NY 448,775448.8k $5.4m $5.4m 0.00% Added +239.7k +239,711
36 Holocene Advisors, LP 0.03% of their portfolio New York, NY 423,310423.3k $5.1m $5.1m 0.03% New
37 HIGHLAND PEAK CAPITAL, LLC 3.76% of their portfolio OLD GREENWICH, CT 400,248400.2k $4.8m $4.8m 3.76% New
38 MetLife Investment Management, LLC 0.03% of their portfolio Whippany, NJ 392,476392.5k $4.7m $4.7m 0.03% Unchanged
39 DEUTSCHE BANK AG\ 0.00% of their portfolio FRANKFURT AM MAIN, 2M 383,472383.5k $4.6m $4.6m 0.00% Added +335.0k +334,979
40 VOLORIDGE INVESTMENT MANAGEMENT, LLC 0.02% of their portfolio JUPITER, FL 373,925373.9k $4.5m $4.5m 0.02% Added +190.2k +190,235
41 AMERICAN CENTURY COMPANIES INC 0.00% of their portfolio KANSAS CITY, MO 329,092329.1k $4.0m $4.0m 0.00% Added +3.8k +3,806
42 Bank of New York Mellon Corp 0.00% of their portfolio NEW YORK, NY 323,932323.9k $3.9m $3.9m 0.00% Reduced -13.2k -13,178
43 D. E. Shaw & Co., Inc. 0.01% of their portfolio New York, NY 271,167271.2k $3.3m $3.3m 0.01% Reduced -62.2k -62,236
44 Oppenheimer & Close, LLC 3.16% of their portfolio NEW YORK, NY 265,000265.0k $3.2m $3.2m 3.16% Unchanged
45 Swiss National Bank 0.00% of their portfolio ZURICH, V8 219,100219.1k $2.6m $2.6m 0.00% Reduced -25.7k -25,700
46 State of New Jersey Common Pension Fund D 0.01% of their portfolio TRENTON, NJ 214,358214.4k $2.6m $2.6m 0.01% New
47 IAT REINSURANCE CO LTD. 0.51% of their portfolio New York, NY 208,583208.6k $2.5m $2.5m 0.51% Unchanged
48 TUDOR INVESTMENT CORP ET AL 0.05% of their portfolio STAMFORD, CT 202,419202.4k $2.4m $2.4m 0.05% New
49 BOOTHBAY FUND MANAGEMENT, LLC 0.05% of their portfolio NEW YORK, NY 173,056173.1k $2.1m $2.1m 0.05% New
50 RHUMBLINE ADVISERS 0.00% of their portfolio BOSTON, MA 155,293155.3k $1.9m $1.9m 0.00% Added +5.8k +5,842
51 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 148,835148.8k $1.8m $1.8m 0.00% Added +44.1k +44,126
52 Acuitas Investments, LLC 1.76% of their portfolio Seattle, WA 141,151141.2k $1.7m $1.7m 1.76% Reduced -249.9k -249,923
53 VAN LANSCHOT KEMPEN INVESTMENT MANAGEMENT N.V. 0.03% of their portfolio AMSTERDAM, P7 127,954128.0k $1.5m $1.5m 0.03% Unchanged
54 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio WEST SACRAMENTO, CA 126,813126.8k $1.5m $1.5m 0.00% Reduced -1.7k -1,732
55 ROYAL BANK OF CANADA 0.00% of their portfolio TORONTO, A6 120,814120.8k $1.5m $1.5m 0.00% Added +5.4k +5,402
56 GROUP ONE TRADING LLC 0.07% of their portfolio CHICAGO, IL 119,328119.3k $1.4m $1.4m 0.07% New
57 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 117,493117.5k $1.4m $1.4m 0.00% Reduced -29.3k -29,269
58 Ergoteles LLC 0.06% of their portfolio NEW YORK, NY 117,004117.0k $1.4m $1.4m 0.06% Added +103.7k +103,748
59 OnyxPoint Global Management LP 1.20% of their portfolio NEW YORK, NY 116,451116.5k $1.4m $1.4m 1.20% New
60 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio NEW YORK, NY 113,993114.0k $1.4m $1.4m 0.00% Added +26.0k +26,000
61 Weiss Multi-Strategy Advisers LLC 0.03% of their portfolio NEW YORK, NY 110,000110.0k $1.3m $1.3m 0.03% New
62 PECAUT & CO. 0.60% of their portfolio SIOUX CITY, IA 109,900109.9k $1.3m $1.3m 0.60% Unchanged
63 Kessler Investment Group, LLC 0.86% of their portfolio COLUMBUS, IN 105,971106.0k $1.3m $1.3m 0.86% Reduced -3.3k -3,260
64 SEI INVESTMENTS CO 0.00% of their portfolio OAKS, PA 99,76599.8k $1.2m $1.2m 0.00% New
65 Informed Momentum Co LLC 0.21% of their portfolio SOLANA BEACH, CA 88,07788.1k $1.1m $1.1m 0.21% New
66 JANE STREET GROUP, LLC 0.00% of their portfolio NEW YORK, NY 87,97188.0k $1.1m $1.1m 0.00% Added +9.8k +9,773
67 CAPITAL INTERNATIONAL SARL 0.05% of their portfolio Los Angeles, CA 87,70087.7k $1.1m $1.1m 0.05% Unchanged
68 CREDIT SUISSE AG/ 0.00% of their portfolio ZURICH, V8 82,05482.1k $987.9k $987.9k 0.00% Reduced -1.0k -1,030
69 STRS OHIO 0.00% of their portfolio COLUMBUS, OH 78,00078.0k $939.0k $939.0k 0.00% Added +54.8k +54,800
70 Mraz, Amerine & Associates, Inc. 0.23% of their portfolio Modesto, CA 77,25277.3k $930.1k $930.1k 0.23% Added +2.0k +2,031
71 GUGGENHEIM CAPITAL LLC 0.01% of their portfolio CHICAGO, IL 73,28273.3k $882.3k $882.3k 0.01% New
72 SIMPLEX TRADING, LLC 0.04% of their portfolio CHICAGO, IL 70,05670.1k $843.0k $843.0k 0.04% Reduced -338.8k -338,840
73 BOKF, NA 0.02% of their portfolio TULSA, OK 70,00070.0k $842.8k $842.8k 0.02% New
74 SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio BALA CYNWYD, PA 62,80262.8k $756.1k $756.1k 0.00% Reduced -87.8k -87,843
75 Miller Value Partners, LLC 0.05% of their portfolio SARASOTA, FL 60,00060.0k $722.4k $722.4k 0.05% Reduced -10.0k -10,000
76 UBS Group AG 0.00% of their portfolio ZURICH, V8 59,83759.8k $720.4k $720.4k 0.00% Added +17.0k +17,041
77 Williams Jones Wealth Management, LLC. 0.01% of their portfolio NEW YORK, NY 59,46059.5k $715.9k $715.9k 0.01% Added +46.4k +46,435
78 Mirae Asset Global Investments Co., Ltd. 0.00% of their portfolio SEOUL, M5 56,92956.9k $685.4k $685.4k 0.00% Added +15.6k +15,604
79 NEW YORK STATE COMMON RETIREMENT FUND 0.00% of their portfolio ALBANY, NY 53,79753.8k $647.7k $647.7k 0.00% Reduced -16.7k -16,678
80 Clear Harbor Asset Management, LLC 0.07% of their portfolio Stamford, CT 53,58153.6k $645.1k $645.1k 0.07% New
81 BARCLAYS PLC 0.00% of their portfolio LONDON, X0 53,44653.4k $643.5k $643.5k 0.00% Added +8.9k +8,859
82 PRUDENTIAL FINANCIAL INC 0.00% of their portfolio NEWARK, NJ 52,66652.7k $634.1k $634.1k 0.00% Reduced -50 -50
83 Kite Lake Capital Management (UK) LLP 0.64% of their portfolio LONDON, X0 50,00050.0k $602.0k $602.0k 0.64% Reduced -900.0k -900,000
84 AMERICAN INTERNATIONAL GROUP, INC. 0.00% of their portfolio New York, NY 48,84148.8k $588.0k $588.0k 0.00% Added +971 +971
85 Legal & General Group Plc 0.00% of their portfolio London, X0 48,11648.1k $579.3k $579.3k 0.00% Added +11.9k +11,923
86 JANUS HENDERSON GROUP PLC 0.00% of their portfolio LONDON, X0 47,22547.2k $568.4k $568.4k 0.00% Added +24.3k +24,292
87 CITADEL ADVISORS LLC 0.00% of their portfolio MIAMI, FL 46,53646.5k $560.3k $560.3k 0.00% Added +30.8k +30,825
88 VOYA INVESTMENT MANAGEMENT LLC 0.00% of their portfolio ATLANTA, GA 39,36239.4k $473.9k $473.9k 0.00% Unchanged
89 PRELUDE CAPITAL MANAGEMENT, LLC 0.03% of their portfolio NEW YORK, NY 39,35939.4k $473.9k $473.9k 0.03% New
90 Russell Investments Group, Ltd. 0.00% of their portfolio Seattle, WA 36,43336.4k $438.7k $438.7k 0.00% New
91 AQR CAPITAL MANAGEMENT LLC 0.00% of their portfolio Greenwich, CT 34,97635.0k $421.1k $421.1k 0.00% Reduced -2.1k -2,143
92 Gladstone Institutional Advisory LLC 0.03% of their portfolio Bedminster, NJ 34,20634.2k $411.8k $411.8k 0.03% Reduced -288 -288
93 ARIZONA STATE RETIREMENT SYSTEM 0.00% of their portfolio PHOENIX, AZ 29,41729.4k $354.2k $354.2k 0.00% Added +810 +810
94 Cubist Systematic Strategies, LLC 0.00% of their portfolio STAMFORD, CT 28,62728.6k $344.7k $344.7k 0.00% Reduced -108.9k -108,884
95 Raymond James Financial Services Advisors, Inc. 0.00% of their portfolio ST. PETERSBURG, FL 27,22727.2k $327.8k $327.8k 0.00% Reduced -4.5k -4,539
96 PROFUND ADVISORS LLC 0.02% of their portfolio BETHESDA, MD 24,89424.9k $299.7k $299.7k 0.02% Added +4.0k +3,977
97 EMERALD ADVISERS, LLC 0.01% of their portfolio LEOLA, PA 23,44523.4k $282.3k $282.3k 0.01% New
98 VAN DEN BERG MANAGEMENT I, INC 0.10% of their portfolio AUSTIN, TX 23,03823.0k $277.4k $277.4k 0.10% Reduced -2.0k -2,000
99 Verdence Capital Advisors LLC 0.03% of their portfolio HUNT VALLEY, MD 23,00923.0k $277.0k $277.0k 0.03% Added +4.0k +4,009
100 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 20,26620.3k $244.0k $244.0k 0.00% Added +18.0k +17,995