4 institutions reported holding $3.3M of JAMES HARDIE INDS PLC (JHIUF) in SEC 13F filings for 2026-03-31. Largest institutional holders: GROUP ONE TRADING LLC ($1.4M), IMC-Chicago, LLC ($990,562), SIMPLEX TRADING, LLC ($744,342), Financial Gravity Asset Management, Inc. ($216,164). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | GROUP ONE TRADING LLC | $1.4M | 73,400 | Trimmed |
| 2 | IMC-Chicago, LLC | $990,562 | 52,300 | Trimmed |
| 3 | SIMPLEX TRADING, LLC | $744,342 | 39,300 | Trimmed |
| 4 | Financial Gravity Asset Management, Inc. | $216,164 | 12,000 | Hold |
Source: SEC Form 13F filings · as of 2026-03-31