9 institutions reported holding $63.4M of INTUITIVE MACHINES INC (LUNRW) in SEC 13F filings for 2026-03-31. Largest institutional holders: IMC-Chicago, LLC ($27.5M), GROUP ONE TRADING LLC ($18.2M), SIMPLEX TRADING, LLC ($10.0M), K2 PRINCIPAL FUND, L.P. ($3.5M), HRT FINANCIAL LP ($2.4M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | IMC-Chicago, LLC | $27.5M | 1.5M | Added |
| 2 | GROUP ONE TRADING LLC | $18.2M | 978,000 | Added |
| 3 | SIMPLEX TRADING, LLC | $10.0M | 540,400 | Trimmed |
| 4 | K2 PRINCIPAL FUND, L.P. | $3.5M | 2,000 | New |
| 5 | HRT FINANCIAL LP | $2.4M | 128,300 | New |
| 6 | NATIONAL BANK OF CANADA /FI/ | $1.9M | 1,001 | New |
| 7 | JPMORGAN CHASE & CO | $1,635 | 100 | New |
| 8 | Sender Co & Partners, Inc. | $0 | 0 | Exited |
| 9 | Skaana Management L.P. | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31