Security record · archived quarter
ATS
ATS Corporation · Industrials · Industrial - Machinery
10Tracked holders
0Δ holders
8.16MShares held
$212.71MReported value
+1New positions
−2Exits
Momentum inputs (comparable managers): holder breadth 0.0% · share flow -10.0% · net new positions -10.0% — formula
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2025
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 60 | +1 | 34.75M | $1.01B | +7 | −5 |
| Q1 2026 | 59 | -1 | 36.87M | $1.04B | +3 | −5 |
| Q4 2025 | 61 | +1 | 37.58M | $1.04B | +2 | — |
| Q3 2025 | 10 | 0 | 8.16M | $212.71M | +1 | −2 |
| Q2 2025 | 8 | +1 | 9.52M | $303.37M | +1 | — |
| Q1 2025 | 5 | -1 | 4.78M | $118.06M | — | −1 |
| Q4 2024 | 6 | -3 | 7.04M | $212.78M | — | −3 |
| Q3 2024 | 9 | +1 | 4.54M | $131.57M | +1 | — |
| Q2 2024 | 8 | — | 6.45M | $208.57M | — | — |
Who holds it · Q3 2025
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | The Vanguard Group ✦ (passive) | 3.34M | +2.1% | $87.42M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 2 | The Vanguard Group ✦ (passive) | 3.34M | +2.1% | $87.42M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 3 | The Vanguard Group ✦ (passive) | 3.34M | +2.1% | $87.42M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 4 | The Vanguard Group ✦ (passive) | 3.34M | +2.1% | $87.42M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 5 | The Vanguard Group ✦ (passive) | 3.34M | +2.1% | $87.42M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 6 | Fairfax Financial ✦ | 2.49M | 0.0% | $64.13M | 3.1% | Held | 5 | SEC ↗ |
| 7 | Fidelity (FMR) ✦ | 1.38M | -2.1% | $35.99M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 8 | Fidelity (FMR) ✦ | 1.38M | -2.1% | $35.99M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 9 | Goldman Sachs Group ✦ | 507.88K | — | $13.31M | 0.0% | n/c | 1 | SEC ↗ |
| 10 | Goldman Sachs Group ✦ | 507.88K | — | $13.31M | 0.0% | n/c | 1 | SEC ↗ |
| 11 | D. E. Shaw & Co. ✦ | 217.90K | +272.0% | $5.70M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 12 | Citadel Advisors ✦ | 69.82K | +167.6% | $1.83M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 13 | Citadel Advisors ✦ | 69.82K | +167.6% | $1.83M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 14 | Morgan Stanley ✦ | 69.64K | — | $1.82M | 0.0% | n/c | 1 | SEC ↗ |
| 15 | Morgan Stanley ✦ | 69.64K | — | $1.82M | 0.0% | n/c | 1 | SEC ↗ |
| 16 | Morgan Stanley ✦ | 69.64K | — | $1.82M | 0.0% | n/c | 1 | SEC ↗ |
| 17 | Morgan Stanley ✦ | 69.64K | — | $1.82M | 0.0% | n/c | 1 | SEC ↗ |
| 18 | Morgan Stanley ✦ | 69.64K | — | $1.82M | 0.0% | n/c | 1 | SEC ↗ |
| 19 | Morgan Stanley ✦ | 69.64K | — | $1.82M | 0.0% | n/c | 1 | SEC ↗ |
| 20 | Morgan Stanley ✦ | 69.64K | — | $1.82M | 0.0% | n/c | 1 | SEC ↗ |
| 21 | Geode Capital Management ✦ (passive) | 50.23K | +9.6% | $1.32M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 22 | Geode Capital Management ✦ (passive) | 50.23K | +9.6% | $1.32M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 23 | Millennium Management ✦ | 43.82K | New | $1.15M | 0.0% | New | 1 | SEC ↗ |
| 24 | JPMorgan Chase ✦ | 1.43K | — | $37,414 | 0.0% | n/c | 1 | SEC ↗ |
| 25 | JPMorgan Chase ✦ | 1.43K | — | $37,414 | 0.0% | n/c | 1 | SEC ↗ |
| 26 | JPMorgan Chase ✦ | 1.43K | — | $37,414 | 0.0% | n/c | 1 | SEC ↗ |
| 27 | JPMorgan Chase ✦ | 1.43K | — | $37,414 | 0.0% | n/c | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Millennium Management | $1.15M | 0.0% |
Exited
| Capital World Investors | $38.14M | was 0.0% |
| Norges Bank | $32.79M | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 127 holders, 90.41M shares, $2.37B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q3 2025 ·
Methodology ·
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