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Illumina

716 hedge funds and large institutions have $12.3B invested in Illumina in 2025 Q1 according to their latest regulatory filings, with 88 funds opening new positions, 264 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 (-$8.32B)

58% less first-time investments, than exits

New positions opened: 88 | Existing positions closed: 211

Holders
716
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
376
$584K
377
$573K
378
$564K
379
$559K
380
$558K
381
$553K
382
$545K
383
$537K
384
$535K
385
$530K
386
$515K
387
$512K
388
$507K
389
$505K
390
$505K
391
$502K
392
$501K
393
$498K
394
$492K
395
$486K
396
$486K
397
$479K
398
$479K
399
$476K
400
$475K