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Illumina

715 hedge funds and large institutions have $12.3B invested in Illumina in 2025 Q1 according to their latest regulatory filings, with 85 funds opening new positions, 265 increasing their positions, 271 reducing their positions, and 211 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)

60% less first-time investments, than exits

New positions opened: 85 | Existing positions closed: 211

Holders
715
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 +$230M
2 +$180M
3 +$125M
4
Brown Advisory
Brown Advisory
Maryland
+$108M
5
UBS Group
UBS Group
Switzerland
+$106M
Name Holding Trade Value Shares
Change
Change in
Stake
401
$468K
402
$467K
403
$465K
404
$458K
405
$456K
406
$456K
407
$453K
408
$449K
409
$445K
410
$444K
411
$444K
412
$444K
413
$437K
414
$432K
415
$428K
416
$417K
417
$415K
418
$405K
419
$397K
420
$397K
421
$394K
422
$394K
423
$389K
424
$382K
425
$378K