Hologic Ownership | Who Owns Hologic?
Hologic Ownership Summary
Hologic is owned by 55.85% institutional investors, 1.01% insiders, and 43.14% retail investors. Vanguard group is the largest institutional shareholder, holding 11.69% of HOLX shares. T. Rowe Price Mid-Cap Growth is the top mutual fund, with 4.04% of its assets in Hologic shares.
HOLX Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Hologic | 55.85% | 1.01% | 43.14% |
| Sector | Healthcare Stocks | 42.54% | 10.83% | 46.63% |
| Industry | Medical Instruments & Supplies Stocks | 40.77% | 13.85% | 45.38% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Vanguard group | 26.21M | 11.69% | $1.77B |
| Blackrock | 23.10M | 9.79% | $1.72B |
| T. rowe price investment management | 21.55M | 9.61% | $1.45B |
| Blackrock funding, inc. /de | 19.41M | 8.65% | $1.31B |
| Manufacturers life insurance company, the | 10.45M | 4.66% | $705.30M |
| State street | 9.98M | 4.45% | $673.33M |
| Invesco | 7.10M | 3.17% | $479.28M |
| Geode capital management | 5.90M | 2.63% | $396.40M |
| Victory capital management | 5.47M | 2.44% | $369.17M |
| Morgan stanley | 3.91M | 1.74% | $264.04M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Black creek investment management | 3.74M | 11.91% | $252.64M |
| Psquared asset management | 124.81K | 6.69% | $8.42M |
| Longaeva partners | 614.93K | 5.98% | $41.50M |
| Blue door asset management | 167.30K | 5.94% | $11.29M |
| Otter creek advisors | 77.81K | 5.21% | $5.25M |
| Sound shore management inc /ct/ | 1.34M | 2.98% | $90.28M |
| Nuance investments | 361.45K | 2.48% | $24.39M |
| Shapiro capital management | 749.56K | 2.19% | $50.59M |
| Sandler capital management | 82.64K | 1.64% | $5.58M |
| Olstein capital management | 113.00K | 1.44% | $7.63M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Norges bank | 1.85M | 0.02% | 1.85M |
| Morgan stanley | 3.91M | 0.02% | 1.55M |
| Point72 asset management | 1.39M | 0.16% | 1.39M |
| Ubs group | 2.46M | 0.03% | 1.11M |
| Jane street group | 921.79K | 0.01% | 842.87K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Boston partners | - | - | -3.58M |
| T. rowe price investment management | 21.55M | 0.89% | -2.53M |
| Citadel advisors | 2.38K | - | -1.66M |
| Invesco | 7.10M | 0.08% | -1.24M |
| Pacer advisors | 19.52K | 0.00% | -1.22M |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Norges bank | 1.85M | 0.02% | 1.85M | $133.41M |
| Point72 asset management | 1.39M | 0.16% | 1.39M | $93.55M |
| Trexquant investment lp | 186.03K | 0.13% | 186.03K | $12.56M |
| Fjarde ap-fonden (the fourth swedish national pensionfund) | 85.59K | 0.07% | 85.59K | $6.36M |
| Axa investment managers | 69.97K | 0.01% | 69.97K | $4.72M |
Sold Out
| Holder | Change |
|---|---|
| Cbiz investment advisory services | -2.00 |
| West branch capital | -2.00 |
| Thurston, springer, miller, herd & titak | -2.00 |
| Stephens consulting | -2.00 |
| Financial synergies wealth advisors | -3.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Sep 30, 2025 | 530 | -24.50% | 125,279,273 | -39.66% | 55 | 0.65% | 248 | -24.39% | 184 | -30.83% |
| Jun 30, 2025 | 704 | -1.12% | 218,268,288 | -0.17% | 97 | 1.04% | 330 | -1.79% | 267 | -2.91% |
| Mar 31, 2025 | 704 | -3.43% | 217,342,193 | -3.57% | 96 | 1.00% | 332 | -2.06% | 274 | -4.53% |
| Dec 31, 2024 | 420 | -42.78% | 114,860,082 | -49.21% | 49 | 0.53% | 184 | -48.46% | 178 | -32.83% |
| Sep 30, 2024 | 730 | 3.55% | 225,253,734 | 1.21% | 96 | 1.07% | 354 | 9.94% | 264 | -1.49% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| T. Rowe Price Mid-Cap Growth | 8.98M | 4.04% | -16.40K |
| T. Rowe Price US Mid-Cap Growth Equity | 8.99M | 4.04% | 505.70K |
| Vanguard US Total Market Shares ETF | 7.39M | 3.27% | 4.97K |
| Vanguard Total Stock Mkt Idx Inv | 7.01M | 3.15% | -163.29K |
| T. Rowe Price Capital Appreciation | 6.75M | 3.04% | 3.44M |
| Vanguard Institutional 500 Index Trust | 6.39M | 2.87% | 49.19K |
| Vanguard 500 Index Investor | 5.52M | 2.48% | -808.52K |
| Vanguard Small Cap Index | 5.41M | 2.43% | -34.90K |
| Sycamore Mid Cap Value Comp | 4.72M | 2.09% | 4.61M |
| Victory Sycamore Established Value R | 3.96M | 1.78% | -760.00K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Oct 20, 2025 | Stamoulis Christiana | - | Sell | $540.86K |
| Sep 22, 2025 | MACMILLAN STEPHEN P | Chairman, President and CEO | Sell | $2.61M |
| Sep 22, 2025 | MACMILLAN STEPHEN P | Chairman, President and CEO | Sell | $5.19M |
| Sep 22, 2025 | MACMILLAN STEPHEN P | Chairman, President and CEO | Sell | $1.47M |
| May 07, 2025 | Madaus Martin D | - | Buy | $300.76K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q4 | - | 1 |
| 2025 Q3 | - | 3 |
| 2025 Q2 | 1 | - |
| 2025 Q1 | - | - |
| 2024 Q4 | - | 1 |
HOLX Ownership FAQ
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