Hologic
HOLX
HOLX was delisted on the 6th of April, 2026.
630 hedge funds and large institutions have $17.6B invested in Hologic in 2020 Q4 according to their latest regulatory filings, with 113 funds opening new positions, 210 increasing their positions, 225 reducing their positions, and 43 closing their positions.
163% more first-time investments, than exits
New positions opened: 113 | Existing positions closed: 43
11% more funds holding
Funds holding: 568 → 630 (+62)
9% more capital invested
Capital invested by funds: $16.1B → $17.6B (+$1.51B)
0.56% more ownership
Funds ownership: 93.58% → 94.14% (+0.56%)
7% less repeat investments, than reductions
Existing positions increased: 210 | Existing positions reduced: 225
8% less call options, than puts
Call options by funds: $16.4M | Put options by funds: $17.9M
60% less funds holding in top 10
Funds holding in top 10: 5 → 2 (-3)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Fidelity Investments
Boston,
Massachusetts
|
+$442M |
| 2 |
HM
HealthCor Management
New York
|
+$71.8M |
| 3 |
BlackRock
New York
|
+$57M |
| 4 |
Ameriprise
Minneapolis,
Minnesota
|
+$53.7M |
| 5 |
UBS AM
Chicago,
Illinois
|
+$42M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
T. Rowe Price Associates
Baltimore,
Maryland
|
-$143M |
| 2 |
Millennium Management
New York
|
-$129M |
| 3 |
D.E. Shaw & Co
New York
|
-$84.2M |
| 4 |
MWNA
Marshall Wace North America
New York
|
-$70M |
| 5 |
American Century Companies
Kansas City,
Missouri
|
-$61.6M |
HOLX Hedge Fund Activity: Q4 2020 in Review
630 of the 5,677 institutional investors tracked by Wall St. Rank reported a position in Hologic (HOLX) for Q4 2020, worth a combined $17.6B — up 9.4% from $16.1B a quarter earlier.
Buyers outnumbered sellers: 113 funds opened new HOLX positions and 43 closed out — a net gain of 70 holders — while 210 added to existing stakes and 225 trimmed.
The largest buyer was Fidelity Investments, adding an estimated $442M. The largest seller was T. Rowe Price Associates, cutting an estimated $143M.
- 630 institutional investors held Hologic (HOLX) as of Q4 2020, up from 568 in Q3 2020.
- Funds reported $17.6B of Hologic stock for Q4 2020, up 9.4% quarter-over-quarter.
- 113 funds opened new Hologic positions in Q4 2020 and 43 closed out, a net change of +70 holders.
- The largest Hologic buyer in Q4 2020 was Fidelity Investments, an estimated $442M added.
- The largest Hologic seller in Q4 2020 was T. Rowe Price Associates, an estimated $143M sold.
Based on aggregated 13F filings for Q4 2020.