HOLX
Hologic, Inc. · Healthcare · Medical - Instruments & Supplies
Momentum inputs (comparable managers): holder breadth 0.0% · share flow -6.5% · net new positions 0.0% — formula
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2024
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q1 2026 | 150 | -11 | 142.41M | $10.76B | — | −12 |
| Q4 2025 | 160 | -1 | 162.64M | $12.11B | +3 | −3 |
| Q3 2025 | 23 | 0 | 82.82M | $5.59B | +1 | −2 |
| Q2 2025 | 21 | +4 | 78.04M | $5.08B | +4 | — |
| Q1 2025 | 14 | -1 | 24.06M | $1.49B | — | −1 |
| Q4 2024 | 15 | 0 | 25.76M | $1.86B | — | — |
| Q3 2024 | 14 | -1 | 17.19M | $1.40B | — | −1 |
| Q2 2024 | 15 | — | 21.25M | $1.58B | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | State Street Global Advisors ✦ (passive) | 10.35M | — | $746.05M | 0.0% | n/c | 1 | SEC ↗ |
| 2 | Geode Capital Management ✦ (passive) | 5.73M | +2.6% | $412.16M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 3 | Geode Capital Management ✦ (passive) | 5.73M | +2.6% | $412.16M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 4 | Renaissance Technologies ✦ | 2.48M | -12.0% | $178.73M | 0.3% | ▼ Trim | 3 | SEC ↗ |
| 5 | Norges Bank ✦ (passive) | 1.85M | +0.3% | $133.41M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 6 | Arrowstreet Capital ✦ | 1.69M | +27.3% | $121.64M | 0.1% | ▲ Add | 3 | SEC ↗ |
| 7 | T. Rowe Price ✦ | 1.23M | -56.1% | $88.66M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 8 | T. Rowe Price ✦ | 1.23M | -56.1% | $88.66M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 9 | Wellington Management ✦ | 533.71K | -29.2% | $38.48M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 10 | Wellington Management ✦ | 533.71K | -29.2% | $38.48M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 11 | Wellington Management ✦ | 533.71K | -29.2% | $38.48M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 12 | Wellington Management ✦ | 533.71K | -29.2% | $38.48M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 13 | AQR Capital Management ✦ | 460.30K | -11.5% | $33.18M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 14 | AQR Capital Management ✦ | 460.30K | -11.5% | $33.18M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 15 | AQR Capital Management ✦ | 460.30K | -11.5% | $33.18M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 16 | Citadel Advisors ✦ | 385.65K | +1458.0% | $27.80M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 17 | Citadel Advisors ✦ | 385.65K | +1458.0% | $27.80M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 18 | Gotham Asset Management ✦ | 337.27K | +35.5% | $24.31M | 0.2% | ▲ Add | 3 | SEC ↗ |
| 19 | D. E. Shaw & Co. ✦ | 278.52K | -24.3% | $20.08M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 20 | Millennium Management ✦ | 272.41K | -45.6% | $19.64M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 21 | Two Sigma Investments ✦ | 97.78K | -56.5% | $7.05M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 22 | Bridgewater Associates ✦ | 53.80K | -67.4% | $3.88M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 23 | Fisher Asset Management ✦ | 8.34K | +0.1% | $601,570 | 0.0% | ▲ Add | 3 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 699 holders, 212.67M shares, $15.33B 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.