Vault-13

ALPHATEC HLDGS INC ATEC 0.75 03.15.30

NOTE 0.750% 3/1 · US DOMESTIC · CUSIP 02081GAD4

39 institutional holders +11 vs Q1 2026
16,694,00016.7m shares reported held*
$366.3mreported value*
16 new 9 added 8 reduced 6 sold out net bought ≈ $15.5m (-2.3m 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. Holder counts are more reliable. Implied quarter-end price ≈ $21.94.

Trends to Q2 2026

Institutional holders

Managers reporting a position, each quarter

02040Q1 26: 28Q2 26: 3939Q1 26Q2 26
Numbers
QuarterHolders
Q1 202628
Q2 202639

Biggest buyers

ADVENT CAPITAL MANAGEMENT /DE/ New +35,108,000+35.1m
Context Capital Management, LLC New +30,000,000+30.0m
ARISTEIA CAPITAL, L.L.C. New +12,000,000+12.0m
SSI INVESTMENT MANAGEMENT LLC New +9,445,000+9.4m
SILVERBACK ASSET MANAGEMENT LLC Added +7,778,000+7.8m
BRAIDWELL LP Added +7,500,000+7.5m
STATE STREET CORP Added +6,300,000+6.3m
Balyasny Asset Management L.P. New +4,500,000+4.5m
SHENKMAN CAPITAL MANAGEMENT INC Added +4,000,000+4.0m
ABSOLUTE INVESTMENT ADVISERS, LLC Added +2,750,000+2.8m

Biggest sellers

VOYA INVESTMENT MANAGEMENT LLC Sold out -65,435,000-65.4m
Calamos Advisors LLC Sold out -16,690,000-16.7m
Linden Advisors LP Reduced -8,000,000-8.0m
BlackRock, Inc. Reduced -7,310,000-7.3m
SSI INVESTMENT MANAGEMENT LLC Sold out -5,796,000-5.8m
Jump Financial, LLC Reduced -2,700,000-2.7m
CITIGROUP INC Reduced -2,349,000-2.3m
Ares Systematic Credit Ltd Sold out -1,900,000-1.9m
JANE STREET GROUP, LLC Sold out -1,775,000-1.8m
FMR LLC Reduced -1,025,000-1.0m

Holders, Q2 2026

#ManagerLocationShares Value% of their portfolioChangeShares change
1 BRAIDWELL LP 2.45% of their portfolio STAMFORD, CT 69,121,00069.1m $66.2m $66.2m 2.45% Added +7.5m +7,500,000
2 Linden Advisors LP 0.31% of their portfolio New York, NY 61,900,00061.9m $59.2m $59.2m 0.31% Reduced -8.0m -8,000,000
3 ADVENT CAPITAL MANAGEMENT /DE/ 0.77% of their portfolio NEW YORK, NY 35,108,00035.1m $33.7m $33.7m 0.77% New
4 Context Capital Management, LLC 0.58% of their portfolio LAJOLLA, CA 30,000,00030.0m $28.7m $28.7m 0.58% New
5 SILVERBACK ASSET MANAGEMENT LLC 2.66% of their portfolio DURHAM, NC 22,028,00022.0m $21.0m $21.0m 2.66% Added +7.8m +7,778,000
6 AQR Arbitrage LLC 0.29% of their portfolio Greenwich, CT 21,328,00021.3m $20.4m $20.4m 0.29% Added +1.8m +1,755,000
7 CAPSTONE INVESTMENT ADVISORS, LLC 0.14% of their portfolio NEW YORK, NY 21,300,00021.3m $20.4m $20.4m 0.14% Added +2.5m +2,500,000
8 Jump Financial, LLC 0.15% of their portfolio Chicago, IL 17,575,00017.6m $16.7m $16.7m 0.15% Reduced -2.7m -2,700,000
9 ABSOLUTE INVESTMENT ADVISERS, LLC 1.33% of their portfolio ROSEMARY BEACH, FL 14,500,00014.5m $13.8m $13.8m 1.33% Added +2.8m +2,750,000
10 ARISTEIA CAPITAL, L.L.C. 0.18% of their portfolio GREENWICH, CT 12,000,00012.0m $11.5m $11.5m 0.18% New
11 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 11,407,00011.4m $10.9m $10.9m 0.00% Added +6.3m +6,300,000
12 SSI INVESTMENT MANAGEMENT LLC 0.52% of their portfolio Los Angeles, CA 9,445,0009.4m $9.0m $9.0m 0.52% New
13 BlackRock, Inc. 0.00% of their portfolio New York, NY 7,930,0007.9m $7.6m $7.6m 0.00% Reduced -7.3m -7,310,000
14 SHENKMAN CAPITAL MANAGEMENT INC 0.90% of their portfolio NEW YORK, NY 6,634,0006.6m $6.5m $6.5m 0.90% Added +4.0m +4,000,000
15 BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio PARIS, I0 4,960,0005.0m $4.7m $4.7m 0.00% Unchanged
16 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 4,798,0004.8m $4.7m $4.7m 0.00% Added +99.0k +99,000
17 Balyasny Asset Management L.P. 0.01% of their portfolio Chicago, IL 4,500,0004.5m $4.3m $4.3m 0.01% New
18 FMR LLC 0.00% of their portfolio BOSTON, MA 4,139,0004.1m $3.9m $3.9m 0.00% Reduced -1.0m -1,025,000
19 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 3,955,0004.0m $3.8m $3.8m 0.00% Reduced -833.0k -833,000
20 Jefferies Financial Group Inc. 0.03% of their portfolio NEW YORK, NY 3,149,0003.1m $3.0m $3.0m 0.03% Reduced -405.0k -405,000
21 Davidson Kempner Capital Management LP 0.05% of their portfolio New York, NY 3,000,0003.0m $2.9m $2.9m 0.05% Not comparable
22 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 2,541,0002.5m $2.4m $2.4m 0.00% New
23 CITIGROUP INC 0.00% of their portfolio NEW YORK, NY 2,149,0002.1m $2.0m $2.0m 0.00% Reduced -2.3m -2,349,000
24 DEUTSCHE BANK AG\ 0.00% of their portfolio FRANKFURT AM MAIN, 2M 1,700,0001.7m $1.6m $1.6m 0.00% New
25 SMH CAPITAL ADVISORS INC 5.42% of their portfolio FORT WORTH, TX 1,453,0001.5m $1.4m $1.4m 5.42% Added +753.0k +753,000
26 Kohlberg Kravis Roberts & Co. L.P. 0.02% of their portfolio NEW YORK, NY 1,180,0001.2m $1.1m $1.1m 0.02% New
27 GOLDMAN SACHS GROUP INC 0.00% of their portfolio NEW YORK, NY 1,101,0001.1m $1.0m $1.0m 0.00% New
28 Invesco Ltd. 0.00% of their portfolio ATLANTA, GA 1,000,0001.0m $952.5k $952.5k 0.00% Reduced -1.0m -1,000,000
29 Catalyst Capital Advisors LLC 0.01% of their portfolio San Juan, PR 700,000700.0k $670.2k $670.2k 0.01% Unchanged
30 LAZARD ASSET MANAGEMENT LLC 0.00% of their portfolio NEW YORK, NY 600,000600.0k $5.7k $5.7k 0.00% New
31 MILLENNIUM MANAGEMENT LLC 0.00% of their portfolio NEW YORK, NY 350,000350.0k $334.3k $334.3k 0.00% Unchanged
32 Central Pacific Bank - Trust Division 0.03% of their portfolio HONOLULU, HI 318,000318.0k $302.9k $302.9k 0.03% New
33 Virtus Fixed Income Advisers, LLC 0.04% of their portfolio HARTFORD, CT 65,00065.0k $61.9k $61.9k 0.04% New
34 ENVESTNET ASSET MANAGEMENT INC 0.00% of their portfolio Berwyn, PA 41,00041.0k $39.1k $39.1k 0.00% New
35 INSIGNEO ADVISORY SERVICES, LLC 0.00% of their portfolio MIAMI, FL 20,00020.0k $19.1k $19.1k 0.00% New
36 WEALTH ENHANCEMENT ADVISORY SERVICES, LLC 0.00% of their portfolio PLYMOUTH, MN 17,00017.0k $16.8k $16.8k 0.00% New
37 VIRTUS ADVISERS, LLC 0.01% of their portfolio HARTFORD, CT 15,00015.0k $14.3k $14.3k 0.01% Unchanged
38 SG Americas Securities, LLC 0.00% of their portfolio NEW YORK, NY 14,69014.7k $1.4m $1.4m 0.00% New
39 Erste Asset Management GmbH 0.00% of their portfolio VIENNA, C4 00 $0 $0 0.00% Unchanged