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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
301
$1.15M
302
$1.15M
303
$1.13M
304
$1.12M
305
$1.12M
306
$1.11M
307
$1.1M
308
$1.08M
309
$1.08M
310
$1.08M
311
$1.07M
312
$1.07M
313
$1.06M
314
$1.06M
315
$1.06M
316
$1.04M
317
$1.03M
318
$1.03M
319
$1.01M
320
$988K
321
$979K
322
$978K
323
$972K
324
$971K
325
$951K