Vault-13

WESTERN DIGITAL CORP WDC 3 11.15.28

NOTE 3.000%11/1 · US DOMESTIC · CUSIP 958102AT2

62 institutional holders -3 vs Q1 2026
935,482935.5k shares reported held*
$11.7bnreported value*
10 new 7 added 38 reduced 14 sold out net sold ≈ $13.6bn (-42.4m 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 ($6.1m this quarter). Holder counts are more reliable. Implied quarter-end price ≈ $12551.51.

Trends to Q2 2026

Institutional holders

Managers reporting a position, each quarter

050100Q4 24: 67Q1 25: 68Q2 25: 79Q3 25: 66Q4 25: 65Q1 26: 65Q2 26: 6262Q4 24Q2 25Q4 25Q2 26
Numbers
QuarterHolders
Q4 202467
Q1 202568
Q2 202579
Q3 202566
Q4 202565
Q1 202665
Q2 202662

Buyers vs sellers

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

Bought or addedCut or sold out
1000100Q1 25: 32 bought or addedQ1 25: 34 cut or sold outQ1 25Q2 25: 41 bought or addedQ2 25: 34 cut or sold outQ2 25Q3 25: 35 bought or addedQ3 25: 42 cut or sold outQ3 25Q4 25: 25 bought or addedQ4 25: 41 cut or sold outQ4 25Q1 26: 30 bought or addedQ1 26: 39 cut or sold outQ1 26Q2 26: 17 bought or addedQ2 26: 52 cut or sold outQ2 26
Numbers
QuarterBought or addedCut or sold out
Q1 20253234
Q2 20254134
Q3 20253542
Q4 20252541
Q1 20263039
Q2 20261752

Biggest buyers

BANK OF NOVA SCOTIA New +58,282,797+58.3m
Elequin Capital, LP New +34,792,000+34.8m
BANK OF MONTREAL /CAN/ Added +7,400,000+7.4m
JPMORGAN CHASE & CO Added +5,435,000+5.4m
Aequim Alternative Investments LP Added +5,000,000+5.0m
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC New +4,900,000+4.9m
SSI INVESTMENT MANAGEMENT LLC New +3,304,000+3.3m
BNP PARIBAS ASSET MANAGEMENT Holding S.A. New +2,400,000+2.4m
VICTORY CAPITAL MANAGEMENT INC Added +1,100,000+1.1m
MORGAN STANLEY Added +936,000+936.0k

Biggest sellers

WHITEBOX ADVISORS LLC Sold out -204,400,000-204.4m
D. E. Shaw & Co., Inc. Sold out -152,584,000-152.6m
MILLENNIUM MANAGEMENT LLC Reduced -147,509,000-147.5m
CITADEL ADVISORS LLC Sold out -97,265,000-97.3m
VOYA INVESTMENT MANAGEMENT LLC Reduced -84,805,000-84.8m
Sculptor Capital LP Sold out -70,000,000-70.0m
LAZARD ASSET MANAGEMENT LLC Reduced -38,668,000-38.7m
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND Sold out -32,000,000-32.0m
BANK OF NOVA SCOTIA Sold out -30,339,000-30.3m
STATE STREET CORP Reduced -15,200,000-15.2m

Holders, Q2 2026

#ManagerLocationShares Value% of their portfolioChangeShares change
1 TWO SIGMA INVESTMENTS, LP 1.13% of their portfolio NEW YORK, NY 88,951,00089.0m $1.5bn $1.5bn 1.13% Reduced -275.0k -275,000
2 CAPSTONE INVESTMENT ADVISORS, LLC 9.43% of their portfolio NEW YORK, NY 80,500,00080.5m $1.4bn $1.4bn 9.43% Unchanged
3 Aequim Alternative Investments LP 15.90% of their portfolio MILL VALLEY, CA 60,500,00060.5m $1.0bn $1.0bn 15.90% Added +5.0m +5,000,000
4 BANK OF NOVA SCOTIA 1.49% of their portfolio TORONTO, A6 58,282,79758.3m $986.9m $986.9m 1.49% New
5 MILLENNIUM MANAGEMENT LLC 0.66% of their portfolio NEW YORK, NY 58,044,00058.0m $980.0m $980.0m 0.66% Reduced -147.5m -147,509,000
6 Calamos Advisors LLC 2.99% of their portfolio NAPERVILLE, IL 48,728,00048.7m $825.1m $825.1m 2.99% Reduced -6.9m -6,888,000
7 VOYA INVESTMENT MANAGEMENT LLC 0.59% of their portfolio ATLANTA, GA 40,710,00040.7m $685.9m $685.9m 0.59% Reduced -84.8m -84,805,000
8 BANK OF MONTREAL /CAN/ 0.24% of their portfolio TORONTO, A6 38,807,00038.8m $655.9m $655.9m 0.24% Added +7.4m +7,400,000
9 Elequin Capital, LP 19.61% of their portfolio NEW YORK, NY 34,792,00034.8m $586.9m $586.9m 19.61% New
10 STATE STREET CORP 0.01% of their portfolio BOSTON, MA 18,950,00018.9m $320.3m $320.3m 0.01% Reduced -15.2m -15,200,000
11 FMR LLC 0.01% of their portfolio BOSTON, MA 14,696,00014.7m $247.8m $247.8m 0.01% Reduced -5.2m -5,210,000
12 BlackRock, Inc. 0.00% of their portfolio New York, NY 14,465,00014.5m $243.6m $243.6m 0.00% Reduced -12.0m -12,035,000
13 Alberta Investment Management Corp 0.98% of their portfolio EDMONTON, A0 10,000,00010.0m $169.3m $169.3m 0.98% Reduced -15.0m -15,000,000
14 MacKay Shields LLC 5.05% of their portfolio New York, NY 8,952,0009.0m $150.8m $150.8m 5.05% Reduced -6.5m -6,524,000
15 JPMORGAN CHASE & CO 0.01% of their portfolio NEW YORK, NY 7,237,0007.2m $122.9m $122.9m 0.01% Added +5.4m +5,435,000
16 Universal- Beteiligungs- und Servicegesellschaft mbH 0.15% of their portfolio FRANKFURT AM MAIN, 2M 5,903,0005.9m $100.0m $100.0m 0.15% Reduced -3.3m -3,264,000
17 LAZARD ASSET MANAGEMENT LLC 0.00% of their portfolio NEW YORK, NY 5,500,0005.5m $926.7k $926.7k 0.00% Reduced -38.7m -38,668,000
18 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.01% of their portfolio NEW YORK, NY 4,900,0004.9m $82.5m $82.5m 0.01% New
19 LORD, ABBETT & CO. LLC 0.22% of their portfolio JERSEY CITY, NJ 4,658,0004.7m $78.5m $78.5m 0.22% Reduced -1.4m -1,388,000
20 ADVENT CAPITAL MANAGEMENT /DE/ 1.73% of their portfolio NEW YORK, NY 4,513,0004.5m $76.1m $76.1m 1.73% Reduced -988.0k -988,000
21 SSI INVESTMENT MANAGEMENT LLC 3.23% of their portfolio Los Angeles, CA 3,304,0003.3m $55.6m $55.6m 3.23% New
22 BNP PARIBAS FINANCIAL MARKETS 0.02% of their portfolio PARIS, I0 2,575,0002.6m $43.4m $43.4m 0.02% Reduced -13.5m -13,500,000
23 Amundi 0.01% of their portfolio Paris, I0 2,400,0002.4m $40.4m $40.4m 0.01% Unchanged
24 BNP PARIBAS ASSET MANAGEMENT Holding S.A. 0.04% of their portfolio Paris, I0 2,400,0002.4m $41.5m $41.5m 0.04% New
25 Thrivent Financial for Lutherans 0.06% of their portfolio Minneapolis, MN 2,246,0002.2m $37.8m $37.8m 0.06% Reduced -2.3m -2,333,000
26 VICTORY CAPITAL MANAGEMENT INC 0.02% of their portfolio San Antonio, TX 2,100,0002.1m $35.6m $35.6m 0.02% Added +1.1m +1,100,000
27 AMERIPRISE FINANCIAL INC 0.01% of their portfolio MINNEAPOLIS, MN 2,000,0002.0m $33.7m $33.7m 0.01% Reduced -5.0m -5,003,000
28 DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main 0.02% of their portfolio FRANKFURT AM MAIN, 2M 1,700,0001.7m $28.7m $28.7m 0.02% Reduced -1.9m -1,950,000
29 Nuveen, LLC 0.01% of their portfolio CHARLOTTE, NC 1,475,0001.5m $24.8m $24.8m 0.01% Reduced -3.0m -2,975,000
30 FRANKLIN RESOURCES INC 0.01% of their portfolio San Mateo, CA 1,436,0001.4m $24.2m $24.2m 0.01% Reduced -978.0k -978,000
31 Invesco Ltd. 0.00% of their portfolio ATLANTA, GA 1,300,0001.3m $21.9m $21.9m 0.00% Reduced -200.0k -200,000
32 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 1,001,0001.0m $16.9m $16.9m 0.00% Added +936.0k +936,000
33 Nicholas Investment Partners, LP 0.77% of their portfolio RANCHO SANTA FE, CA 815,000815.0k $13.7m $13.7m 0.77% Unchanged
34 CITIGROUP INC 0.01% of their portfolio NEW YORK, NY 684,000684.0k $11.5m $11.5m 0.01% Reduced -758.0k -758,000
35 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 534,000534.0k $9.0m $9.0m 0.00% Reduced -115.0k -115,000
36 Capital World Investors 0.00% of their portfolio LOS ANGELES, CA 490,000490.0k $8.3m $8.3m 0.00% Unchanged
37 NOMURA HOLDINGS INC 1.29% of their portfolio TOKYO, M0 477,263477.3k $304.8m $304.8m 1.29% Added +449.7k +449,708
38 Russell Investments Group, Ltd. 0.01% of their portfolio Seattle, WA 368,000368.0k $6.2m $6.2m 0.01% Reduced -12.0k -12,000
39 NOMURA ASSET MANAGEMENT INTERNATIONAL INC. 0.01% of their portfolio PHILADELPHIA, PA 272,000272.0k $4.6m $4.6m 0.01% Reduced -446.0k -446,000
40 WELLINGTON MANAGEMENT GROUP LLP 0.00% of their portfolio Boston, MA 210,000210.0k $3.6m $3.6m 0.00% Reduced -18.0k -18,000
41 Bank of New York Mellon Corp 0.00% of their portfolio NEW YORK, NY 210,000210.0k $3.5m $3.5m 0.00% Reduced -280.0k -280,000
42 Central Pacific Bank - Trust Division 0.29% of their portfolio HONOLULU, HI 167,000167.0k $2.8m $2.8m 0.29% Reduced -173.0k -173,000
43 Ares Systematic Credit Ltd 1.02% of their portfolio LONDON, X0 100,000100.0k $1.7m $1.7m 1.02% Reduced -100.0k -100,000
44 SEI INVESTMENTS CO 0.00% of their portfolio OAKS, PA 80,00080.0k $1.3m $1.3m 0.00% Reduced -40.0k -40,000
45 Virtus Fixed Income Advisers, LLC 0.75% of their portfolio HARTFORD, CT 71,00071.0k $1.2m $1.2m 0.75% Reduced -36.0k -36,000
46 UBS Group AG 0.00% of their portfolio ZURICH, V8 69,00069.0k $1.2m $1.2m 0.00% Reduced -50.0k -50,000
47 AQR Arbitrage LLC 0.02% of their portfolio Greenwich, CT 65,00065.0k $1.1m $1.1m 0.02% Reduced -10.0k -10,000
48 OPPENHEIMER ASSET MANAGEMENT INC. 0.01% of their portfolio NEW YORK, NY 61,00061.0k $1.0m $1.0m 0.01% Reduced -5.0k -5,000
49 Calamos Wealth Management LLC 0.03% of their portfolio NAPERVILLE, IL 61,00061.0k $1.0m $1.0m 0.03% Reduced -44.0k -44,000
50 DNCA FINANCE 0.04% of their portfolio PARIS, I0 55,00055.0k $885.8k $885.8k 0.04% New
51 AGF MANAGEMENT LTD 0.00% of their portfolio TORONTO, A6 50,00050.0k $842.0k $842.0k 0.00% New
52 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 45,00045.0k $757.8k $757.8k 0.00% New
53 BOUSSARD & GAVAUDAN GESTION SAS 38.04% of their portfolio PARIS, I0 44,50044.5k $752.4m $752.4m 38.04% First filing
54 ROYAL BANK OF CANADA 0.00% of their portfolio TORONTO, A6 28,00028.0k $473.0k $473.0k 0.00% Reduced -127.0k -127,000
55 Axxion S.A. 0.03% of their portfolio GREVENMACHER, N4 20,00020.0k $361.5k $361.5k 0.03% First filing
56 Police & Firemen's Retirement System of New Jersey 0.00% of their portfolio TRENTON, NJ 20,00020.0k $338.6k $338.6k 0.00% New
57 STEPHENS INC /AR/ 0.00% of their portfolio LITTLE ROCK, AR 18,00018.0k $303.1k $303.1k 0.00% Reduced -2.0k -2,000
58 VIRTUS ADVISERS, LLC 0.12% of their portfolio HARTFORD, CT 18,00018.0k $303.1k $303.1k 0.12% Added +2.0k +2,000
59 MML INVESTORS SERVICES, LLC 0.00% of their portfolio SPRINGFIELD, MA 14,00014.0k $235.8k $235.8k 0.00% Unchanged
60 LOOMIS SAYLES & CO L P 0.01% of their portfolio BOSTON, MA 10,70410.7k $6.8m $6.8m 0.01% Reduced -4.1k -4,106
61 Alken Asset Management Ltd 6.59% of their portfolio LONDON, X0 350350 $5.9m $5.9m 6.59% New
62 ODDO BHF ASSET MANAGEMENT SAS 0.01% of their portfolio PARIS, I0 1515 $253.0k $253.0k 0.01% Reduced -15 -15