JHX
James Hardie Industries plc · Basic Materials · Construction Materials
Momentum inputs (comparable managers):
holder breadth +20.0% ·
share flow +30.0% ·
net new positions +16.7%
· formula
Broad accumulation: rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2025
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 1 | 0 | 4.45K | $118,000 | n/a | n/a |
| Q1 2026 | 1 | 0 | 4.67K | $84,000 | n/a | n/a |
| Q4 2025 | 1 | n/a | 4.54K | $93,560 | n/a | n/a |
| Q2 2025 | 8 | -1 | 35.40M | $951.96M | +1 | −2 |
| Q1 2025 | 6 | +1 | 5.31M | $125.11M | +1 | n/a |
| Q4 2024 | 5 | +1 | 245.19K | $7.55M | +2 | −1 |
| Q3 2024 | 3 | -3 | 141.56K | $5.68M | n/a | −3 |
| Q2 2024 | 6 | n/a | 587.11K | $18.52M | n/a | n/a |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Wellington Management ✦ | 3.84M | New | $90.53M | 0.0% | New | 1 | SEC ↗ ×8 |
| 2 | Millennium Management ✦ | 997.88K | +5001.4% | $23.51M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 3 | Marshall Wace ✦ | 272.55K | +1155.2% | $6.42M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 4 | Renaissance Technologies ✦ | 95.43K | -21.9% | $2.25M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 5 | Citadel Advisors ✦ | 91.78K | +28.0% | $2.16M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 6 | State Street Global Advisors ✦ (passive) | 10.08K | 0.0% | $237,485 | 0.0% | Held | 2 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| Wellington Management | $90.53M | 0.0% |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 1 holders, 44.66K shares, $3.29M reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Officer · 50.00K sh · $1.52M
Officer · 15.00K sh · $456,750
Director · 120.00K sh · $3.61M
Director · 265.10K sh · $8.01M
Director · 118.06K sh · $3.58M
Director · 103.40K sh · $3.12M
Director · 265.00K sh · $8.00M
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology