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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
326
$950K
327
$947K
328
$947K
329
$932K
330
$915K
331
$906K
332
$903K
333
$863K
334
$860K
335
$848K
336
$847K
337
$833K
338
$828K
339
$827K
340
$824K
341
$799K
342
$793K
343
$785K
344
$780K
345
$766K
346
$749K
347
$749K
348
$742K
349
$737K
350
$722K