Vault-13

WEIBO CORP WB 1.375 12.01.30

NOTE 1.375%12/0 · US DOMESTIC · CUSIP 948596AJ0

16 institutional holders -2 vs Q1 2026
$289.5mprincipal reported held*
$290.1mreported value*
1 new 8 added 3 reduced 2 sold out net bought ≈ $76.4m

* 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. Holder counts are more reliable.

Trends to Q2 2026

Institutional holders

Managers reporting a position, each quarter

01020Q4 24: 15Q1 25: 17Q2 25: 17Q3 25: 15Q4 25: 16Q1 26: 18Q2 26: 1616Q4 24Q2 25Q4 25Q2 26
Numbers
QuarterHolders
Q4 202415
Q1 202517
Q2 202517
Q3 202515
Q4 202516
Q1 202618
Q2 202616

Buyers vs sellers

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

Bought or addedCut or sold out
20020Q1 25: 8 bought or addedQ1 25: 4 cut or sold outQ1 25Q2 25: 6 bought or addedQ2 25: 7 cut or sold outQ2 25Q3 25: 4 bought or addedQ3 25: 7 cut or sold outQ3 25Q4 25: 5 bought or addedQ4 25: 10 cut or sold outQ4 25Q1 26: 11 bought or addedQ1 26: 3 cut or sold outQ1 26Q2 26: 9 bought or addedQ2 26: 5 cut or sold outQ2 26
Numbers
QuarterBought or addedCut or sold out
Q1 202584
Q2 202567
Q3 202547
Q4 2025510
Q1 2026113
Q2 202695

Biggest buyers

Jump Financial, LLC Added +27,000,000+27.0m
Davidson Kempner Capital Management LP Added +15,327,000+15.3m
AQR Arbitrage LLC Added +15,106,000+15.1m
Isabella Capital Management LLP New +15,000,000+15.0m
TWO SIGMA INVESTMENTS, LP Added +10,000,000+10.0m
MILLENNIUM MANAGEMENT LLC Added +7,600,000+7.6m
GOLDMAN SACHS GROUP INC Added +3,000,000+3.0m
BNP PARIBAS FINANCIAL MARKETS Added +1,874,000+1.9m
WELLS FARGO & COMPANY/MN Added +281,000+281.0k

Biggest sellers

Linden Advisors LP Sold out -8,400,000-8.4m
Nuveen, LLC Reduced -7,000,000-7.0m
CITIGROUP INC Reduced -1,455,000-1.5m
Jefferies Financial Group Inc. Sold out -1,277,000-1.3m
JPMORGAN CHASE & CO Reduced -734,000-734.0k

Holders, Q2 2026

#ManagerLocationShares Value% of their portfolioChangeShares change
1 Davidson Kempner Capital Management LP 1.21% of their portfolio New York, NY 75,327,00075.3m $75.4m $75.4m 1.21% Added +15.3m +15,327,000
2 AQR Arbitrage LLC 0.54% of their portfolio Greenwich, CT 37,706,00037.7m $37.9m $37.9m 0.54% Added +15.1m +15,106,000
3 MILLENNIUM MANAGEMENT LLC 0.02% of their portfolio NEW YORK, NY 35,000,00035.0m $35.0m $35.0m 0.02% Added +7.6m +7,600,000
4 Jump Financial, LLC 0.29% of their portfolio Chicago, IL 32,000,00032.0m $32.0m $32.0m 0.29% Added +27.0m +27,000,000
5 TWO SIGMA INVESTMENTS, LP 0.02% of their portfolio NEW YORK, NY 30,000,00030.0m $30.0m $30.0m 0.02% Added +10.0m +10,000,000
6 Nuveen, LLC 0.01% of their portfolio CHARLOTTE, NC 23,000,00023.0m $23.0m $23.0m 0.01% Reduced -7.0m -7,000,000
7 Isabella Capital Management LLP 10.13% of their portfolio LONDON, X0 15,000,00015.0m $15.0m $15.0m 10.13% New
8 BNP PARIBAS FINANCIAL MARKETS 0.01% of their portfolio PARIS, I0 12,324,00012.3m $12.3m $12.3m 0.01% Added +1.9m +1,874,000
9 GOLDMAN SACHS GROUP INC 0.00% of their portfolio NEW YORK, NY 12,236,00012.2m $12.2m $12.2m 0.00% Added +3.0m +3,000,000
10 CITIGROUP INC 0.00% of their portfolio NEW YORK, NY 9,089,0009.1m $9.1m $9.1m 0.00% Reduced -1.5m -1,455,000
11 Calamos Advisors LLC 0.01% of their portfolio NAPERVILLE, IL 4,000,0004.0m $4.0m $4.0m 0.01% Unchanged
12 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 1,956,0002.0m $2.0m $2.0m 0.00% Added +281.0k +281,000
13 Quarry LP 0.21% of their portfolio NEW YORK, NY 1,300,0001.3m $1.3m $1.3m 0.21% Unchanged
14 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 500,000500.0k $500.2k $500.2k 0.00% Unchanged
15 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 47,00047.0k $47.0k $47.0k 0.00% Reduced -734.0k -734,000
16 SG Americas Securities, LLC 0.00% of their portfolio NEW YORK, NY 3,0003.0k $299.0k $299.0k 0.00% Unchanged