Security record
HOLX
Hologic, Inc. · Healthcare · Medical - Instruments & Supplies
150Tracked holders
-11Δ holders
142.41MShares held
$10.76BReported value
+0New positions
−12Exits
Momentum inputs (comparable managers):
holder breadth -6.8% ·
share flow -3.3% ·
net new positions -8.0%
— formula
Broad distribution — falling shares and fewer holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2026
Ownership over time
| 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 | — | — |
Who holds it · Q1 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 22.52M | +1.9% | $1.70B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 2 | BlackRock ✦ (passive) | 22.52M | +1.9% | $1.70B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 3 | BlackRock ✦ (passive) | 22.52M | +1.9% | $1.70B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 4 | BlackRock ✦ (passive) | 22.52M | +1.9% | $1.70B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 5 | BlackRock ✦ (passive) | 22.52M | +1.9% | $1.70B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 6 | BlackRock ✦ (passive) | 22.52M | +1.9% | $1.70B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 7 | BlackRock ✦ (passive) | 22.52M | +1.9% | $1.70B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 8 | BlackRock ✦ (passive) | 22.52M | +1.9% | $1.70B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 9 | BlackRock ✦ (passive) | 22.52M | +1.9% | $1.70B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 10 | BlackRock ✦ (passive) | 22.52M | +1.9% | $1.70B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 11 | BlackRock ✦ (passive) | 22.52M | +1.9% | $1.70B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 12 | BlackRock ✦ (passive) | 22.52M | +1.9% | $1.70B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 13 | BlackRock ✦ (passive) | 22.52M | +1.9% | $1.70B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 14 | BlackRock ✦ (passive) | 22.52M | +1.9% | $1.70B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 15 | BlackRock ✦ (passive) | 22.52M | +1.9% | $1.70B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 16 | BlackRock ✦ (passive) | 22.52M | +1.9% | $1.70B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 17 | BlackRock ✦ (passive) | 22.52M | +1.9% | $1.70B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 18 | BlackRock ✦ (passive) | 22.52M | +1.9% | $1.70B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 19 | BlackRock ✦ (passive) | 22.52M | +1.9% | $1.70B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 20 | BlackRock ✦ (passive) | 22.52M | +1.9% | $1.70B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 21 | BlackRock ✦ (passive) | 22.52M | +1.9% | $1.70B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 22 | Vanguard Capital Management Llc | 14.50M | — | $1.10B | 0.0% | n/c | 1 | SEC ↗ |
| 23 | State Street Global Advisors ✦ (passive) | 9.99M | +1.2% | $755.21M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 24 | FIL Ltd | 7.82M | +49.6% | $591.23M | 0.5% | ▲ Add | 2 | SEC ↗ |
| 25 | FIL Ltd | 7.82M | +49.6% | $591.23M | 0.5% | ▲ Add | 2 | SEC ↗ |
| 26 | Geode Capital Management ✦ (passive) | 6.06M | +2.4% | $456.30M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 27 | Geode Capital Management ✦ (passive) | 6.06M | +2.4% | $456.30M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 28 | Millennium Management ✦ | 5.65M | +61.5% | $427.18M | 0.3% | ▲ Add | 8 | SEC ↗ |
| 29 | UBS Group AG | 5.09M | +62.1% | $384.73M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 30 | UBS Group AG | 5.09M | +62.1% | $384.73M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 31 | UBS Group AG | 5.09M | +62.1% | $384.73M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 32 | UBS Group AG | 5.09M | +62.1% | $384.73M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 33 | UBS Group AG | 5.09M | +62.1% | $384.73M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 34 | Balyasny Asset Management L.P. | 4.72M | +193.7% | $357.01M | 0.7% | ▲ Add | 2 | SEC ↗ |
| 35 | Morgan Stanley ✦ | 3.57M | +51.3% | $270.08M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 36 | Morgan Stanley ✦ | 3.57M | +51.3% | $270.08M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 37 | Morgan Stanley ✦ | 3.57M | +51.3% | $270.08M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 38 | Morgan Stanley ✦ | 3.57M | +51.3% | $270.08M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 39 | Morgan Stanley ✦ | 3.57M | +51.3% | $270.08M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 40 | Morgan Stanley ✦ | 3.57M | +51.3% | $270.08M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 41 | Morgan Stanley ✦ | 3.57M | +51.3% | $270.08M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 42 | Morgan Stanley ✦ | 3.57M | +51.3% | $270.08M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 43 | Morgan Stanley ✦ | 3.57M | +51.3% | $270.08M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 44 | Morgan Stanley ✦ | 3.57M | +51.3% | $270.08M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 45 | Morgan Stanley ✦ | 3.57M | +51.3% | $270.08M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 46 | Morgan Stanley ✦ | 3.57M | +51.3% | $270.08M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 47 | Morgan Stanley ✦ | 3.57M | +51.3% | $270.08M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 48 | Morgan Stanley ✦ | 3.57M | +51.3% | $270.08M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 49 | JPMorgan Chase ✦ | 3.30M | +96.1% | $249.43M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 50 | JPMorgan Chase ✦ | 3.30M | +96.1% | $249.43M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 51 | JPMorgan Chase ✦ | 3.30M | +96.1% | $249.43M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 52 | JPMorgan Chase ✦ | 3.30M | +96.1% | $249.43M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 53 | JPMorgan Chase ✦ | 3.30M | +96.1% | $249.43M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 54 | JPMorgan Chase ✦ | 3.30M | +96.1% | $249.43M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 55 | JPMorgan Chase ✦ | 3.30M | +96.1% | $249.43M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 56 | JPMorgan Chase ✦ | 3.30M | +96.1% | $249.43M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 57 | JPMorgan Chase ✦ | 3.30M | +96.1% | $249.43M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 58 | JPMorgan Chase ✦ | 3.30M | +96.1% | $249.43M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 59 | JPMorgan Chase ✦ | 3.30M | +96.1% | $249.43M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 60 | JPMorgan Chase ✦ | 3.30M | +96.1% | $249.43M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 61 | JPMorgan Chase ✦ | 3.30M | +96.1% | $249.43M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 62 | JPMorgan Chase ✦ | 3.30M | +96.1% | $249.43M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 63 | JPMorgan Chase ✦ | 3.30M | +96.1% | $249.43M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 64 | JPMorgan Chase ✦ | 3.30M | +96.1% | $249.43M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 65 | JPMorgan Chase ✦ | 3.30M | +96.1% | $249.43M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 66 | Invesco Ltd. | 3.16M | -11.9% | $239.21M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 67 | Invesco Ltd. | 3.16M | -11.9% | $239.21M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 68 | Invesco Ltd. | 3.16M | -11.9% | $239.21M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 69 | Invesco Ltd. | 3.16M | -11.9% | $239.21M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 70 | Invesco Ltd. | 3.16M | -11.9% | $239.21M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 71 | Invesco Ltd. | 3.16M | -11.9% | $239.21M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 72 | Invesco Ltd. | 3.16M | -11.9% | $239.21M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 73 | Invesco Ltd. | 3.16M | -11.9% | $239.21M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 74 | Invesco Ltd. | 3.16M | -11.9% | $239.21M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 75 | Invesco Ltd. | 3.16M | -11.9% | $239.21M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 76 | Qube Research & Technologies Ltd | 3.13M | +48.0% | $236.69M | 0.3% | ▲ Add | 2 | SEC ↗ |
| 77 | Arrowstreet Capital ✦ | 2.92M | -3.4% | $220.81M | 0.1% | ▼ Trim | 8 | SEC ↗ |
| 78 | Northern Trust Corp | 2.68M | -1.6% | $202.29M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 79 | Northern Trust Corp | 2.68M | -1.6% | $202.29M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 80 | Northern Trust Corp | 2.68M | -1.6% | $202.29M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 81 | Northern Trust Corp | 2.68M | -1.6% | $202.29M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 82 | Northern Trust Corp | 2.68M | -1.6% | $202.29M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 83 | Northern Trust Corp | 2.68M | -1.6% | $202.29M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 84 | Northern Trust Corp | 2.68M | -1.6% | $202.29M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 85 | Northern Trust Corp | 2.68M | -1.6% | $202.29M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 86 | Northern Trust Corp | 2.68M | -1.6% | $202.29M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 87 | Goldman Sachs Group ✦ | 2.32M | +130.8% | $175.57M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 88 | Goldman Sachs Group ✦ | 2.32M | +130.8% | $175.57M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 89 | Goldman Sachs Group ✦ | 2.32M | +130.8% | $175.57M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 90 | Goldman Sachs Group ✦ | 2.32M | +130.8% | $175.57M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 91 | UBS AM, a distinct business unit of… | 2.30M | +11.5% | $173.78M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 92 | UBS AM, a distinct business unit of… | 2.30M | +11.5% | $173.78M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 93 | UBS AM, a distinct business unit of… | 2.30M | +11.5% | $173.78M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 94 | UBS AM, a distinct business unit of… | 2.30M | +11.5% | $173.78M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 95 | UBS AM, a distinct business unit of… | 2.30M | +11.5% | $173.78M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 96 | UBS AM, a distinct business unit of… | 2.30M | +11.5% | $173.78M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 97 | UBS AM, a distinct business unit of… | 2.30M | +11.5% | $173.78M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 98 | UBS AM, a distinct business unit of… | 2.30M | +11.5% | $173.78M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 99 | UBS AM, a distinct business unit of… | 2.30M | +11.5% | $173.78M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 100 | UBS AM, a distinct business unit of… | 2.30M | +11.5% | $173.78M | 0.0% | ▲ Add | 2 | 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
| Norges Bank | $284.25M | was 0.0% |
| Renaissance Technologies | $98.56M | was 0.2% |
| Janus Henderson Group Plc | $38.09M | was 0.0% |
| Marshall Wace | $11.75M | was 0.0% |
| Hrt Financial Lp | $2.53M | was 0.0% |
| Blair William & Co/Il | $1.50M | was 0.0% |
| Lido Advisors, LLC | $1.32M | was 0.0% |
| Simplex Trading, Llc | $745,495 | was 0.0% |
| DZ BANK AG Deutsche Zentral… | $696,333 | was 0.0% |
| Mariner, LLC | $694,483 | was 0.0% |
| Nomura Holdings Inc | $200,602 | was 0.0% |
| Canada Pension Plan… | $745 | was 0.0% |
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.
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: Q1 2026 ·
Methodology ·
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