Latest Period
Q1 2026
Security Snapshot
GUARDANT HEALTH INC - DEBT 1.250% 2/1 Institutional Ownership
CUSIP: 40131MAD1
13F Institutional Holders and Ownership History from Q1 2025 to Q1 2026
Institutions Reporting
40
Principal
$536,613,400
Price (% of par)
168.0%
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- Security type / class
- Debt / DEBT 1.250% 2/1
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F principal
- $536,613,400
- Total 13F market value
- $901,830,008
- Principal change
- -$39,540,600
- Market value change
- -$68,567,472
- Number of holders
- 40
- SEC-reported market price (% of par)
- 168.0%
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
- 40131MAD1 - GUARDANT HEALTH INC - DEBT 1.250% 2/1 is tracked under CUSIP 40131MAD1.
- 40 institutions reported positions in Q1 2026.
- Schedule 13D/13G significant owner rows are not currently available.
Change
- Holder count moved from 37 to 40 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $1,056,059,579 to $901,830,008.
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 40 institutions filings for Q1 2026.
Security key
40131MAD1
Latest holder period
Q1 2026
13F holders
40
13D/G owners
0
CIK / CUSIP context first
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 40131MAD1:
As of 31 Mar 2026, 40 institutional investors reported holding $536,613,400 in principal (par value) of GUARDANT HEALTH INC - DEBT 1.250% 2/1.
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
5
Latest
Q1 2026
Rows shown
1-5 of 5
| Period | Principal | Value | Change | Price (% of par) (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | $536,613,400 | $901,830,008 | -$68,567,472 | 168.0% | 40 |
| 2025 Q4 | $576,454,000 | $1,056,059,579 | +$13,865,507 | 182.91% | 37 |
| 2025 Q3 | $584,124,000 | $761,379,679 | -$743,677 | 129.95% | 36 |
| 2025 Q2 | $591,633,292 | $690,894,462 | +$44,350,986 | 116.32% | 30 |
| 2025 Q1 | $550,049,292 | $572,098,704 | +$572,100,322 | 103.43% | 22 |