Vault-13

DIAMOND OFFSHORE DRILLING IN DO

COM · Common Stock · CUSIP 25271C201 · ISIN US25271C2017

189 institutional holders +29 vs Q2 2023
90,775,53290.8m shares reported held*
$1.3bnreported value*
44 new 68 added 48 reduced 15 sold out net bought ≈ $4.7m (+317.8k 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 ($1.9m this quarter). Holder counts are more reliable. Implied quarter-end price ≈ $14.67. Options: 9 managers hold calls ($11.8m notional), 6 hold puts ($2.8m).

Trends to Q3 2023

Institutional holders

Managers reporting a position, each quarter

0100200Q3 22: 127Q4 22: 138Q1 23: 147Q2 23: 160Q3 23: 189189Q3 22Q4 22Q1 23Q2 23Q3 23
Numbers
QuarterHolders
Q3 2022127
Q4 2022138
Q1 2023147
Q2 2023160
Q3 2023189

Buyers vs sellers

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

Bought or addedCut or sold out
2000200Q4 22: 70 bought or addedQ4 22: 51 cut or sold outQ4 22Q1 23: 82 bought or addedQ1 23: 70 cut or sold outQ1 23Q2 23: 78 bought or addedQ2 23: 63 cut or sold outQ2 23Q3 23: 112 bought or addedQ3 23: 63 cut or sold outQ3 23
Numbers
QuarterBought or addedCut or sold out
Q4 20227051
Q1 20238270
Q2 20237863
Q3 202311263

Calls vs puts

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

CallsPuts
$0$5m$10m$15m$20mQ4 22 calls: $15.0mQ4 22 puts: $3.9mQ4 22P/C 0.26Q1 23 calls: $12.8mQ1 23 puts: $3.1mQ1 23P/C 0.24Q2 23 calls: $10.1mQ2 23 puts: $2.9mQ2 23P/C 0.29Q3 23 calls: $11.8mQ3 23 puts: $2.8mQ3 23P/C 0.24
Numbers
QuarterCallsPutsP/C
Q4 2022$15.0m$3.9m0.26
Q1 2023$12.8m$3.1m0.24
Q2 2023$10.1m$2.9m0.29
Q3 2023$11.8m$2.8m0.24

Biggest buyers

Capital Research Global Investors New +3,293,782+3.3m
Nuveen Asset Management, LLC Added +1,175,879+1.2m
Driehaus Capital Management LLC New +993,949+993.9k
AMERIPRISE FINANCIAL INC New +993,036+993.0k
Hosking Partners LLP New +811,678+811.7k
Forum Private Client Group LLC New +700,863+700.9k
STATE STREET CORP Added +693,407+693.4k
LORD, ABBETT & CO. LLC New +632,800+632.8k
CASTLEARK MANAGEMENT LLC New +486,610+486.6k
Orbis Allan Gray Ltd Added +467,687+467.7k

Biggest sellers

Contrarius Investment Management Ltd Reduced -2,537,537-2.5m
WELLINGTON MANAGEMENT GROUP LLP Reduced -2,051,788-2.1m
MARSHALL WACE, LLP Reduced -1,512,358-1.5m
MANUFACTURERS LIFE INSURANCE COMPANY, THE Reduced -1,156,983-1.2m
ADAGE CAPITAL PARTNERS GP, L.L.C. Reduced -1,147,544-1.1m
Encompass Capital Advisors LLC Sold out -1,080,300-1.1m
SHENKMAN CAPITAL MANAGEMENT INC Reduced -952,451-952.5k
ALLIANCEBERNSTEIN L.P. Reduced -759,342-759.3k
Capital World Investors Reduced -517,925-517.9k
MILLENNIUM MANAGEMENT LLC Reduced -517,649-517.6k

Biggest calls

CITADEL ADVISORS LLC Reduced $4.4m299.4k shares
GROUP ONE TRADING LLC Added $2.8m189.1k shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP Added $2.3m155.1k shares
SIMPLEX TRADING, LLC Added $1.7m118.7k shares
WOLVERINE TRADING, LLC Added $493.2k33.6k shares
JANE STREET GROUP, LLC Reduced $157.1k10.7k shares
Cutler Group LLC / CA Reduced $6.0k1.3k shares
PEAK6 Investments LLC New $1.5k100 shares
CONCOURSE FINANCIAL GROUP SECURITIES, INC. Unchanged $00 shares

Biggest puts

CITADEL ADVISORS LLC Reduced $1.2m78.4k shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP Added $855.8k58.3k shares
JANE STREET GROUP, LLC Added $345.0k23.5k shares
GROUP ONE TRADING LLC Added $274.5k18.7k shares
SIMPLEX TRADING, LLC Reduced $202.0k13.8k 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, Q3 2023

#ManagerLocationShares Value% of their portfolioChangeShares change
1 BlackRock Inc. 0.00% of their portfolio New York, NY 7,708,5487.7m $113.2m $113.2m 0.00% Added +173.0k +173,047
2 KGH Ltd 5.34% of their portfolio NASSAU, C5 6,494,7596.5m $95.3m $95.3m 5.34% Reduced -368.4k -368,443
3 VANGUARD GROUP INC 0.00% of their portfolio Valley Forge, PA 5,752,4595.8m $84.4m $84.4m 0.00% Reduced -17.7k -17,681
4 Contrarius Investment Management Ltd 4.17% of their portfolio St. Helier, Y9 5,055,0115.1m $74.2m $74.2m 4.17% Reduced -2.5m -2,537,537
5 WELLINGTON MANAGEMENT GROUP LLP 0.01% of their portfolio Boston, MA 4,335,4594.3m $63.6m $63.6m 0.01% Reduced -2.1m -2,051,788
6 VICTORY CAPITAL MANAGEMENT INC 0.06% of their portfolio San Antonio, TX 3,345,5533.3m $49.1m $49.1m 0.06% Reduced -65.8k -65,806
7 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 3,296,8503.3m $48.4m $48.4m 0.00% Added +693.4k +693,407
8 Capital Research Global Investors 0.01% of their portfolio Los Angeles, CA 3,293,7823.3m $48.4m $48.4m 0.01% New
9 Nuveen Asset Management, LLC 0.02% of their portfolio CHICAGO, IL 3,259,6083.3m $47.9m $47.9m 0.02% Added +1.2m +1,175,879
10 MILLENNIUM MANAGEMENT LLC 0.04% of their portfolio NEW YORK, NY 2,800,4932.8m $41.1m $41.1m 0.04% Reduced -517.6k -517,649
11 SHENKMAN CAPITAL MANAGEMENT INC 2.48% of their portfolio NEW YORK, NY 2,280,9752.3m $33.0m $33.0m 2.48% Reduced -952.5k -952,451
12 NEUBERGER BERMAN GROUP LLC 0.03% of their portfolio NEW YORK, NY 2,259,8182.3m $33.2m $33.2m 0.03% Added +3.8k +3,823
13 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 2,074,9462.1m $30.5m $30.5m 0.00% Added +86.6k +86,604
14 STATE FARM MUTUAL AUTOMOBILE INSURANCE CO 0.03% of their portfolio BLOOMINGTON, IL 1,825,9221.8m $26.8m $26.8m 0.03% Unchanged
15 HIGHLAND PEAK CAPITAL, LLC 13.78% of their portfolio OLD GREENWICH, CT 1,634,2891.6m $24.0m $24.0m 13.78% Added +363.0k +362,951
16 Orbis Allan Gray Ltd 0.17% of their portfolio HamiltoN, D0 1,619,0571.6m $23.8m $23.8m 0.17% Added +467.7k +467,687
17 MARSHALL WACE, LLP 0.05% of their portfolio LONDON, X0 1,535,3191.5m $22.5m $22.5m 0.05% Reduced -1.5m -1,512,358
18 FMR LLC 0.00% of their portfolio BOSTON, MA 1,519,0901.5m $22.3m $22.3m 0.00% Reduced -71.9k -71,898
19 Webs Creek Capital Management LP 9.71% of their portfolio DALLAS, TX 1,485,0001.5m $21.8m $21.8m 9.71% Added +405.0k +405,000
20 Balyasny Asset Management L.P. 0.05% of their portfolio Chicago, IL 1,253,7751.3m $18.4m $18.4m 0.05% Added +71.7k +71,695
21 ExodusPoint Capital Management, LP 0.23% of their portfolio NEW YORK, NY 1,221,9631.2m $17.9m $17.9m 0.23% Reduced -185.9k -185,934
22 Driehaus Capital Management LLC 0.19% of their portfolio Chicago, IL 993,949993.9k $14.6m $14.6m 0.19% New
23 AMERIPRISE FINANCIAL INC 0.00% of their portfolio MINNEAPOLIS, MN 993,036993.0k $14.6m $14.6m 0.00% New
24 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio SAN FRANCISCO, CA 967,703967.7k $14.2m $14.2m 0.00% Added +82.1k +82,130
25 NORTHERN TRUST CORP 0.00% of their portfolio CHICAGO, IL 876,929876.9k $12.9m $12.9m 0.00% Added +4.2k +4,180
26 ADAGE CAPITAL PARTNERS GP, L.L.C. 0.03% of their portfolio Boston, MA 871,719871.7k $12.8m $12.8m 0.03% Reduced -1.1m -1,147,544
27 EDMOND DE ROTHSCHILD HOLDING S.A. 0.24% of their portfolio CHAMBESY, V8 825,000825.0k $12.1m $12.1m 0.24% Reduced -125.0k -125,000
28 Hosking Partners LLP 0.53% of their portfolio LONDON, X0 811,678811.7k $11.9m $11.9m 0.53% New
29 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 772,885772.9k $11.3m $11.3m 0.00% Added +218.0k +218,035
30 PRIVATE MANAGEMENT GROUP INC 0.46% of their portfolio IRVINE, CA 766,107766.1k $11.2m $11.2m 0.46% Reduced -59.0k -58,965
31 MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.01% of their portfolio Toronto, A6 761,597761.6k $11.2m $11.2m 0.01% Reduced -1.2m -1,156,983
32 PROTECTIVE LIFE CORP 77.68% of their portfolio BIRMINGHAM, AL 700,863700.9k $10.3m $10.3m 77.68% Unchanged
33 Forum Private Client Group LLC 77.68% of their portfolio FISHERS, IN 700,863700.9k $10.3m $10.3m 77.68% New
34 Goehring & Rozencwajg Associates, LLC 2.45% of their portfolio NEW YORK, NY 680,947680.9k $10.0m $10.0m 2.45% Added +21.4k +21,440
35 PUTNAM INVESTMENTS LLC 0.01% of their portfolio BOSTON, MA 641,190641.2k $9.4m $9.4m 0.01% Reduced -319.8k -319,750
36 LORD, ABBETT & CO. LLC 0.02% of their portfolio JERSEY CITY, NJ 632,800632.8k $9.3m $9.3m 0.02% New
37 Invesco Ltd. 0.00% of their portfolio ATLANTA, GA 606,834606.8k $8.9m $8.9m 0.00% Added +113.6k +113,597
38 Rockefeller Capital Management L.P. 0.03% of their portfolio NEW YORK, NY 584,159584.2k $8.6m $8.6m 0.03% Added +13.1k +13,074
39 VOLORIDGE INVESTMENT MANAGEMENT, LLC 0.04% of their portfolio JUPITER, FL 580,704580.7k $8.5m $8.5m 0.04% Added +218.8k +218,815
40 Moody Aldrich Partners LLC 1.44% of their portfolio MARBLEHEAD, MA 517,907517.9k $7.6m $7.6m 1.44% Added +330.8k +330,832
41 CASTLEARK MANAGEMENT LLC 0.36% of their portfolio CHICAGO, IL 486,610486.6k $7.1m $7.1m 0.36% New
42 TWO SIGMA INVESTMENTS, LP 0.02% of their portfolio NEW YORK, NY 415,547415.5k $6.1m $6.1m 0.02% Added +334.4k +334,447
43 Bank of New York Mellon Corp 0.00% of their portfolio NEW YORK, NY 406,444406.4k $6.0m $6.0m 0.00% Added +26.3k +26,257
44 MetLife Investment Management, LLC 0.04% of their portfolio Whippany, NJ 392,476392.5k $5.8m $5.8m 0.04% Unchanged
45 Capital World Investors 0.00% of their portfolio LOS ANGELES, CA 392,012392.0k $5.8m $5.8m 0.00% Reduced -517.9k -517,925
46 BOOTHBAY FUND MANAGEMENT, LLC 0.17% of their portfolio NEW YORK, NY 367,542367.5k $5.4m $5.4m 0.17% Added +26.3k +26,337
47 FIRST TRUST ADVISORS LP 0.01% of their portfolio Wheaton, IL 307,433307.4k $4.5m $4.5m 0.01% Reduced -22.2k -22,206
48 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 286,967287.0k $4.2m $4.2m 0.00% Added +227.3k +227,307
49 Weiss Multi-Strategy Advisers LLC 0.10% of their portfolio NEW YORK, NY 284,843284.8k $4.2m $4.2m 0.10% Added +32.9k +32,896
50 Qube Research & Technologies Ltd 0.01% of their portfolio LONDON, X0 283,954284.0k $4.2m $4.2m 0.01% New
51 Pale Fire Capital SE 0.41% of their portfolio Prague, 2N 276,695276.7k $4.1m $4.1m 0.41% Unchanged
52 STATE OF WISCONSIN INVESTMENT BOARD 0.01% of their portfolio MADISON, WI 274,989275.0k $4.0m $4.0m 0.01% New
53 TUDOR INVESTMENT CORP ET AL 0.06% of their portfolio STAMFORD, CT 265,177265.2k $3.9m $3.9m 0.06% Added +3.6k +3,631
54 Oppenheimer & Close, LLC 3.88% of their portfolio NEW YORK, NY 265,000265.0k $3.9m $3.9m 3.88% Unchanged
55 GOLDMAN SACHS GROUP INC 0.00% of their portfolio NEW YORK, NY 259,509259.5k $3.8m $3.8m 0.00% Added +310 +310
56 D. E. Shaw & Co., Inc. 0.01% of their portfolio New York, NY 251,126251.1k $3.7m $3.7m 0.01% Reduced -66.8k -66,842
57 Global IMC LLC 0.94% of their portfolio SOLANA BEACH, CA 237,096237.1k $3.5m $3.5m 0.94% New
58 Swiss National Bank 0.00% of their portfolio ZURICH, V8 222,800222.8k $3.3m $3.3m 0.00% Added +2.0k +2,000
59 SEI INVESTMENTS CO 0.01% of their portfolio OAKS, PA 212,118212.1k $3.1m $3.1m 0.01% Added +85.5k +85,462
60 IAT REINSURANCE CO LTD. 0.61% of their portfolio New York, NY 208,583208.6k $3.1m $3.1m 0.61% Unchanged
61 ALGERT GLOBAL LLC 0.14% of their portfolio SAN FRANCISCO, CA 205,386205.4k $3.0m $3.0m 0.14% Added +108.7k +108,726
62 West Tower Group, LLC 1.89% of their portfolio RICHMOND, VA 201,331201.3k $3.0m $3.0m 1.89% New
63 LifePro Asset Management 2.31% of their portfolio San Diego, CA 190,364190.4k $2.8m $2.8m 2.31% New
64 ROYAL BANK OF CANADA 0.00% of their portfolio TORONTO, A6 184,947184.9k $2.7m $2.7m 0.00% Added +60.5k +60,542
65 Informed Momentum Co LLC 0.50% of their portfolio SOLANA BEACH, CA 174,893174.9k $2.6m $2.6m 0.50% Added +92.8k +92,782
66 State of New Jersey Common Pension Fund D 0.01% of their portfolio TRENTON, NJ 167,677167.7k $2.5m $2.5m 0.01% Reduced -46.7k -46,681
67 RHUMBLINE ADVISERS 0.00% of their portfolio BOSTON, MA 161,822161.8k $2.4m $2.4m 0.00% Added +4.7k +4,700
68 Baird Financial Group, Inc. 0.01% of their portfolio MILWAUKEE, WI 155,034155.0k $2.3m $2.3m 0.01% New
69 Walleye Capital LLC 0.03% of their portfolio NEW YORK, NY 146,463146.5k $2.2m $2.2m 0.03% Reduced -229.8k -229,765
70 OnyxPoint Global Management LP 1.29% of their portfolio NEW YORK, NY 144,451144.5k $2.1m $2.1m 1.29% Added +28.0k +28,000
71 Acuitas Investments, LLC 1.22% of their portfolio Seattle, WA 141,151141.2k $2.1m $2.1m 1.22% Unchanged
72 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 141,147141.1k $2.1m $2.1m 0.00% Reduced -2.1k -2,073
73 BOKF, NA 0.04% of their portfolio TULSA, OK 140,000140.0k $1.7m $1.7m 0.04% Reduced -25.0k -25,000
74 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio NEW YORK, NY 134,893134.9k $2.0m $2.0m 0.00% Added +20.9k +20,900
75 UBS Group AG 0.00% of their portfolio ZURICH, V8 113,232113.2k $1.7m $1.7m 0.00% Added +27.2k +27,198
76 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio WEST SACRAMENTO, CA 112,089112.1k $1.6m $1.6m 0.00% Reduced -11.0k -11,015
77 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 110,195110.2k $1.6m $1.6m 0.00% Added +45.9k +45,903
78 PECAUT & CO. 0.68% of their portfolio SIOUX CITY, IA 109,900109.9k $1.6m $1.6m 0.68% Unchanged
79 TEACHERS RETIREMENT SYSTEM OF THE STATE OF KENTUCKY 0.02% of their portfolio FRANKFORT, KY 106,811106.8k $1.6m $1.6m 0.02% New
80 Trexquant Investment LP 0.04% of their portfolio STAMFORD, CT 105,358105.4k $1.5m $1.5m 0.04% New
81 VAN LANSCHOT KEMPEN INVESTMENT MANAGEMENT N.V. 0.03% of their portfolio AMSTERDAM, P7 101,939101.9k $1.5m $1.5m 0.03% Reduced -26.0k -26,015
82 Cubist Systematic Strategies, LLC 0.02% of their portfolio STAMFORD, CT 100,467100.5k $1.5m $1.5m 0.02% Added +86.5k +86,538
83 ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio NASHVILLE, TN 98,50098.5k $1.4m $1.4m 0.00% Reduced -759.3k -759,342
84 Legal & General Group Plc 0.00% of their portfolio London, X0 98,25798.3k $1.4m $1.4m 0.00% Added +6.5k +6,454
85 Kessler Investment Group, LLC 1.20% of their portfolio COLUMBUS, IN 97,45797.5k $1.4m $1.4m 1.20% Reduced -2.3k -2,304
86 RAYMOND JAMES & ASSOCIATES 0.00% of their portfolio ST PETERSBURG, FL 95,84595.8k $1.4m $1.4m 0.00% Added +83.7k +83,747
87 GROUP ONE TRADING LLC 0.06% of their portfolio CHICAGO, IL 95,06395.1k $1.4m $1.4m 0.06% Reduced -38.7k -38,730
88 DARK FOREST CAPITAL MANAGEMENT LP 0.11% of their portfolio NEW YORK, NY 92,95093.0k $1.4m $1.4m 0.11% New
89 AMERICAN CENTURY COMPANIES INC 0.00% of their portfolio KANSAS CITY, MO 91,73591.7k $1.3m $1.3m 0.00% Reduced -251.1k -251,092
90 PICKERING ENERGY PARTNERS LP 16.12% of their portfolio HOUSTON, TX 87,50087.5k $1.3m $1.3m 16.12% Reduced -7.5k -7,500
91 Russell Investments Group, Ltd. 0.00% of their portfolio Seattle, WA 83,54183.5k $1.2m $1.2m 0.00% Added +47.1k +47,108
92 CREDIT SUISSE AG/ 0.00% of their portfolio ZURICH, V8 81,32181.3k $1.2m $1.2m 0.00% Reduced -46.3k -46,251
93 CenterBook Partners LP 0.15% of their portfolio GREENWICH, CT 79,52579.5k $1.2m $1.2m 0.15% Reduced -31.1k -31,082
94 Mraz, Amerine & Associates, Inc. 0.26% of their portfolio Modesto, CA 77,25277.3k $1.1m $1.1m 0.26% Unchanged
95 AQR CAPITAL MANAGEMENT LLC 0.00% of their portfolio Greenwich, CT 75,17375.2k $1.1m $1.1m 0.00% Added +43.2k +43,160
96 Dynamic Technology Lab Private Ltd 0.11% of their portfolio SINGAPORE, U0 74,93074.9k $1.1m $1.1m 0.11% Added +60.6k +60,645
97 US BANCORP \DE\ 0.00% of their portfolio MINNEAPOLIS, MN 73,52773.5k $1.1m $1.1m 0.00% Added +73.4k +73,390
98 JANE STREET GROUP, LLC 0.00% of their portfolio NEW YORK, NY 67,92667.9k $997.2k $997.2k 0.00% Reduced -3.7k -3,712
99 TWO SIGMA ADVISERS, LP 0.00% of their portfolio NEW YORK, NY 64,90064.9k $952.7k $952.7k 0.00% New
100 SIR Capital Management, L.P. 0.11% of their portfolio NEW YORK, NY 61,23661.2k $898.9k $898.9k 0.11% Reduced -115.1k -115,132