Hologic
HOLX
HOLX was delisted on the 6th of April, 2026.
469 hedge funds and large institutions have $10.6B invested in Hologic in 2018 Q4 according to their latest regulatory filings, with 73 funds opening new positions, 136 increasing their positions, 183 reducing their positions, and 48 closing their positions.
94% more call options, than puts
Call options by funds: $39.2M | Put options by funds: $20.2M
52% more first-time investments, than exits
New positions opened: 73 | Existing positions closed: 48
5% more funds holding
Funds holding: 446 → 469 (+23)
4% less capital invested
Capital invested by funds: $11B → $10.6B (-$399M)
7.77% less ownership
Funds ownership: 98.29% → 90.52% (-7.8%)
26% less repeat investments, than reductions
Existing positions increased: 136 | Existing positions reduced: 183
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
American Century Companies
Kansas City,
Missouri
|
+$105M |
| 2 |
Vanguard Group
Malvern,
Pennsylvania
|
+$77.4M |
| 3 |
GCM
Glenview Capital Management
New York
|
+$64.8M |
| 4 |
Wellington Management Group
Boston,
Massachusetts
|
+$52.3M |
| 5 |
TCIM
TIAA CREF Investment Management
New York
|
+$35.3M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
T. Rowe Price Associates
Baltimore,
Maryland
|
-$148M |
| 2 |
Invesco
Atlanta,
Georgia
|
-$127M |
| 3 |
Capital Research Global Investors
Los Angeles,
California
|
-$100M |
| 4 |
Victory Capital Management
San Antonio,
Texas
|
-$93M |
| 5 |
Axa
Paris,
France
|
-$68.5M |
HOLX Hedge Fund Activity: Q4 2018 in Review
469 of the 4,489 institutional investors tracked by Wall St. Rank reported a position in Hologic (HOLX) for Q4 2018, worth a combined $10.6B — down 3.6% from $11B a quarter earlier.
Buyers outnumbered sellers: 73 funds opened new HOLX positions and 48 closed out — a net gain of 25 holders — while 136 added to existing stakes and 183 trimmed.
The largest buyer was American Century Companies, opening a new position worth an estimated $105M. The largest seller was T. Rowe Price Associates, cutting an estimated $148M.
- 469 institutional investors held Hologic (HOLX) as of Q4 2018, up from 446 in Q3 2018.
- Funds reported $10.6B of Hologic stock for Q4 2018, down 3.6% quarter-over-quarter.
- 73 funds opened new Hologic positions in Q4 2018 and 48 closed out, a net change of +25 holders.
- The largest Hologic buyer in Q4 2018 was American Century Companies, an estimated $105M added.
- The largest Hologic seller in Q4 2018 was T. Rowe Price Associates, an estimated $148M sold.
Based on aggregated 13F filings for Q4 2018.