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HOLX

Hologic

Delisted

HOLX was delisted on the 6th of April, 2026.

395 hedge funds and large institutions have $10.5B invested in Hologic in 2015 Q2 according to their latest regulatory filings, with 43 funds opening new positions, 124 increasing their positions, 144 reducing their positions, and 37 closing their positions.

New
Increased
Maintained
Reduced
Closed

171% more call options, than puts

Call options by funds: $48.6M | Put options by funds: $17.9M

17% more capital invested

Capital invested by funds: $8.98B → $10.5B (+$1.56B)

16% more first-time investments, than exits

New positions opened: 43 | Existing positions closed: 37

1% more funds holding

Funds holding: 393395 (+2)

13% less funds holding in top 10

Funds holding in top 10: 1614 (-2)

14% less repeat investments, than reductions

Existing positions increased: 124 | Existing positions reduced: 144

Holders
395
Holders Change
+2
Holders Change %
+0.51%
% of All Funds
10.64%
Holding in Top 10
14
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-12.5%
% of All Funds
0.38%
New
43
Increased
124
Reduced
144
Closed
37
Calls
$48.6M
Puts
$17.9M
Net Calls
+$30.7M
Net Calls Change
+$21.1M
Name Holding Trade Value Shares
Change
Change in
Stake
Capital Research Global Investors
1
Capital Research Global Investors
California
$1.31B +$2.07M +59,000 +0.2%
IC
2
Icahn Carl
Florida
$1.3B
Capital World Investors
3
Capital World Investors
California
$1.11B -$11.6M -331,597 -1%
Vanguard Group
4
Vanguard Group
Pennsylvania
$627M +$20.3M +581,134 +4%
T. Rowe Price Associates
5
T. Rowe Price Associates
Maryland
$507M +$155M +4,440,820 +50%
RI
6
Relational Investors
California
$494M
Wellington Management Group
7
Wellington Management Group
Massachusetts
$414M +$122M +3,494,068 +47%
BFA
8
BlackRock Fund Advisors
California
$338M +$22.1M +631,650 +8%
State Street
9
State Street
Massachusetts
$279M -$3.11M -88,884 -1%
BIT
10
BlackRock Institutional Trust
California
$271M -$552K -15,763 -0.2%
Fidelity Investments
11
Fidelity Investments
Massachusetts
$157M +$15.1M +431,059 +12%
Dimensional Fund Advisors
12
Dimensional Fund Advisors
Texas
$141M +$1.13M +32,216 +0.9%
Millennium Management
13
Millennium Management
New York
$112M -$46.5M -1,327,174 -31%
Bank of New York Mellon
14
Bank of New York Mellon
New York
$105M +$6.28M +179,476 +7%
TCIM
15
TIAA CREF Investment Management
New York
$105M -$17.1M -489,713 -15%
Northern Trust
16
Northern Trust
Illinois
$94.6M +$2.17M +62,099 +3%
First Trust Advisors
17
First Trust Advisors
Illinois
$91.3M +$64.9M +1,853,493 +340%
Norges Bank
18
Norges Bank
Norway
$85.3M +$2.02M +57,787 +3%
SFM
19
Systematic Financial Management
New Jersey
$84.1M -$27.3M -781,347 -26%
BA
20
BlackRock Advisors
Delaware
$81.9M +$12.6M +361,289 +20%
FAM
21
Fred Alger Management
New York
$80.5M +$74.1M +2,116,358 New
BIM
22
BlackRock Investment Management
Delaware
$78.8M +$11.5M +328,749 +19%
PHS
23
PFM Health Sciences
California
$73.2M -$40M -1,143,254 -37%
Los Angeles Capital Management
24
Los Angeles Capital Management
California
$71.4M -$6.23M -177,901 -9%
SBH
25
Segall Bryant & Hamill
Illinois
$64.6M -$529K -15,122 -0.9%

HOLX Hedge Fund Activity: Q2 2015 in Review

395 of the 3,713 institutional investors tracked by Wall St. Rank reported a position in Hologic (HOLX) for Q2 2015, worth a combined $10.5B — up 17% from $8.98B a quarter earlier.

Buyers outnumbered sellers: 43 funds opened new HOLX positions and 37 closed out — a net gain of 6 holders — while 124 added to existing stakes and 144 trimmed.

The largest buyer was T. Rowe Price Associates, adding an estimated $155M. The largest seller was Teachers Advisors, cutting an estimated $48.5M.

  • 395 institutional investors held Hologic (HOLX) as of Q2 2015, up from 393 in Q1 2015.
  • Funds reported $10.5B of Hologic stock for Q2 2015, up 17% quarter-over-quarter.
  • 43 funds opened new Hologic positions in Q2 2015 and 37 closed out, a net change of +6 holders.
  • The largest Hologic buyer in Q2 2015 was T. Rowe Price Associates, an estimated $155M added.
  • The largest Hologic seller in Q2 2015 was Teachers Advisors, an estimated $48.5M sold.

Based on aggregated 13F filings for Q2 2015.