Latest Period
Q1 2026
Security Snapshot
HALOZYME THERAPEUTICS INC - NOTE 1.000% 8/1 Institutional Ownership
CUSIP: 40637HAF6
13F Institutional Holders and Ownership History from Q3 2023 to Q1 2026
Institutions Reporting
49
Principal
$439,034,460
Price (% of par)
128.33%
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- Security type / class
- Debt / NOTE 1.000% 8/1
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F principal
- $439,034,460
- Total 13F market value
- $564,714,249
- Principal change
- +$7,715,100
- Market value change
- +$8,065,864
- Number of holders
- 49
- SEC-reported market price (% of par)
- 128.33%
Latest holder snapshot
3 signals
Issuer context
Names, identifiers, and filing context for this profile.
1 identity field
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- 40637HAF6 - HALOZYME THERAPEUTICS INC - NOTE 1.000% 8/1 is tracked under CUSIP 40637HAF6.
- 49 institutions reported positions in Q1 2026.
- Schedule 13D/13G significant owner rows are not currently available.
Change
- Holder count moved from 55 to 49 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $573,383,607 to $564,714,249.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 49 institutions filings for Q1 2026.
Security key
40637HAF6
Latest holder period
Q1 2026
13F holders
49
13D/G owners
0
CIK / CUSIP context first
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 40637HAF6:
As of 31 Mar 2026, 49 institutional investors reported holding $439,034,460 in principal (par value) of HALOZYME THERAPEUTICS INC - NOTE 1.000% 8/1.
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
11
Latest
Q1 2026
Rows shown
1-11 of 11
| Period | Principal | Value | Change | Price (% of par) (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | $439,034,460 | $564,714,249 | +$8,065,864 | 128.33% | 49 |
| 2025 Q4 | $431,319,360 | $573,383,607 | -$303,578,944 | 132.8% | 55 |
| 2025 Q3 | $655,325,460 | $920,432,391 | +$102,237,538 | 140.75% | 63 |
| 2025 Q2 | $628,830,300 | $718,645,608 | -$27,561,128 | 114.08% | 74 |
| 2025 Q1 | $647,508,446 | $828,761,473 | +$4,645,168 | 128.11% | 77 |
| 2024 Q4 | $672,476,260 | $730,001,496 | -$62,779,579 | 108.09% | 77 |
| 2024 Q3 | $680,559,400 | $810,707,471 | +$105,250,543 | 118.98% | 75 |
| 2024 Q2 | $23,972,237,400 | $717,063,397 | -$3,930,381 | 111.16% | 72 |
| 2024 Q1 | $623,774,400 | $607,993,350 | -$28,940,823 | 97.4% | 70 |
| 2023 Q4 | $658,912,150 | $616,721,993 | -$3,988,874 | 93.09% | 72 |
| 2023 Q3 | $660,082,850 | $622,263,753 | +$620,529,779 | 93.71% | 64 |