4 institutions reported holding $10.7M of SPIRE GLOBAL INC (SPIR.WS) in SEC 13F filings for 2026-06-30. Largest institutional holders: IMC-Chicago, LLC ($4.9M), GROUP ONE TRADING LLC ($3.7M), SIMPLEX TRADING, LLC ($1.4M), NATIONAL BANK OF CANADA /FI/ ($740,280). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | IMC-Chicago, LLC | $4.9M | 264,900 | Added |
| 2 | GROUP ONE TRADING LLC | $3.7M | 199,700 | Added |
| 3 | SIMPLEX TRADING, LLC | $1.4M | 72,600 | Added |
| 4 | NATIONAL BANK OF CANADA /FI/ | $740,280 | 398 | New |
Source: SEC Form 13F filings · as of 2026-06-30