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Illumina

714 hedge funds and large institutions have $12.3B invested in Illumina in 2025 Q1 according to their latest regulatory filings, with 89 funds opening new positions, 263 increasing their positions, 269 reducing their positions, and 210 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more ownership

Funds ownership:

less repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less funds holding

Funds holding:

27% less funds holding in top 10

Funds holding in top 10: 1511 (-4)

40% less capital invested

Capital invested by funds: $20.6B → $12.3B (-$8.33B)

58% less first-time investments, than exits

New positions opened: 89 | Existing positions closed: 210

Holders
714
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
11
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$139M
Puts
$116M
Net Calls
Net Calls Change

Top Buyers

1 +$169M
2 +$130M
3 +$91.4M
4
Brown Advisory
Brown Advisory
Maryland
+$79.1M
5
UBS Group
UBS Group
Switzerland
+$77.5M
Name Holding Trade Value Shares
Change
Change in
Stake
1
$1.5B
2
$1.49B
3
$1.3B
4
$464M
5
$334M
6
$329M
7
$304M
8
$239M
9
$231M
10
$225M
11
$225M
12
$200M
13
$188M
14
$165M
15
$164M
16
$156M
17
$154M
18
$149M
19
$123M
20
$122M
21
$113M
22
$104M
23
$92.2M
24
$91.3M
25
$86.4M