AYI
Acuity Brands, Inc. · Industrials · Electrical Equipment & Parts
Momentum inputs (comparable managers):
holder breadth +5.9% ·
share flow -0.5% ·
net new positions +5.6%
· formula
Ownership fragmentation: more holders, smaller aggregate stake
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2025
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 2 | 0 | 37.86K | $8.73M | n/a | −2 |
| Q2 2026 | 134 | -5 | 22.85M | $8.58B | +4 | −10 |
| Q1 2026 | 143 | +2 | 20.29M | $5.68B | +11 | −10 |
| Q4 2025 | 140 | +1 | 22.04M | $7.90B | +3 | −1 |
| Q3 2025 | 23 | 0 | 13.40M | $4.62B | n/a | −1 |
| Q2 2025 | 21 | 0 | 12.12M | $3.62B | +1 | −1 |
| Q1 2025 | 18 | +1 | 4.27M | $1.12B | +1 | n/a |
| Q4 2024 | 17 | +1 | 4.29M | $1.25B | +1 | n/a |
| Q3 2024 | 15 | 0 | 3.28M | $899.45M | n/a | n/a |
| Q2 2024 | 15 | n/a | 3.20M | $771.24M | n/a | n/a |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | State Street Global Advisors ✦ (passive) | 999.29K | +1.1% | $263.16M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 2 | Wellington Management ✦ | 958.29K | -14.2% | $252.37M | 0.0% | ▼ Trim | 4 | SEC ↗ ×6 |
| 3 | Geode Capital Management ✦ (passive) | 678.83K | +5.4% | $178.82M | 0.0% | ▲ Add | 4 | SEC ↗ ×2 |
| 4 | AQR Capital Management ✦ | 613.22K | +34.6% | $157.91M | 0.2% | ▲ Add | 4 | SEC ↗ ×5 |
| 5 | Norges Bank ✦ (passive) | 379.84K | +0.7% | $100.03M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 6 | Fisher Asset Management ✦ | 273.50K | +45.0% | $72.03M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 7 | Arrowstreet Capital ✦ | 159.94K | -26.0% | $42.12M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 8 | Bridgewater Associates ✦ | 46.44K | +1848.8% | $12.23M | 0.1% | ▲ Add | 4 | SEC ↗ |
| 9 | T. Rowe Price ✦ | 41.05K | +25.0% | $10.81M | 0.0% | ▲ Add | 4 | SEC ↗ ×2 |
| 10 | Renaissance Technologies ✦ | 33.40K | -66.6% | $8.80M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 11 | D. E. Shaw & Co. ✦ | 32.92K | -42.2% | $8.67M | 0.0% | ▼ Trim | 4 | SEC ↗ ×2 |
| 12 | Gotham Asset Management ✦ | 21.25K | +34.4% | $5.60M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 13 | Two Sigma Investments ✦ | 10.79K | +4.9% | $2.84M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 14 | Markel Group ✦ | 9.75K | +225.0% | $2.57M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 15 | Millennium Management ✦ | 7.79K | -90.3% | $2.05M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 16 | Marshall Wace ✦ | 3.30K | New | $869,055 | 0.0% | New | 1 | SEC ↗ ×2 |
| 17 | GAMCO Investors ✦ | 2.57K | -1.0% | $676,810 | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 18 | Citadel Advisors ✦ | 185 | +134.2% | $48,720 | 0.0% | ▲ Add | 4 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| Marshall Wace | $869,055 | 0.0% |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 578 holders, 28.07M shares, $7.21B 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)
Director · 73 sh @ 302.32 · $22,069
Open-market sales (S)
Officer · 2.00K sh · $659,240
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology