Institutional Ownership
Ionis Pharmaceuticals Inc
CUSIP 462222AF7NOTE 1.750% 6/1IONSQ1 2026
13D / 13G Filings
0
Schedule 13D/13G on record
Beneficial Filers
0
Distinct reporting persons
Largest Stake
—
Max % of class reported
Institutional Holders
9
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
Schedule 13D (activist) & 13G (passive) 5%+ ownership filings
No 13D/13G filings on record yet
Schedule 13D/13G beneficial-ownership filings from 2020–present are ingested from SEC EDGAR. Coverage expands as the backfill and daily crawler run.
Top Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Focus Partners Wealth | 5.28M | $8.02M |
| 2 | Nomura Holdings Inc | 85.1K | $6.39M |
| 3 | Bnp Paribas Asset Management Holding S.A. | 3.13M | $4.76M |
| 4 | State Of Wisconsin Investment Board | 3.00M | $4.52M |
| 5 | Ssi Investment Management LLC | 2.34M | $3.52M |
| 6 | Loomis Sayles & Co L P | 28.6K | $2.15M |
| 7 | Boussard & Gavaudan Investment Management LLP | 1.0K | $1.51M |
| 8 | Oddo Bhf Asset Management Sas | 374 | $567.4K |
| 9 | Sei Investments Co | 105.0K | $158.2K |