Illumina Inc

ILMN · US

Held by 6 big investorsLargest: Baillie Gifford

Illumina Inc is held by 6 of the 24 tracked investors in their latest 13F filings. The largest position is Baillie Gifford's at $235M, 0.21% of that portfolio. Versus the prior quarter, 3 added, 3 trimmed and 0 bought new.

Big investors holding this stock

Latest 13F of the 24 tracked investors. Common shares only.

InvestorValue ($)WeightRank in portfoliovs prior quarter
Baillie Gifford
UK long-term growth manager · Q2 2026weight 0.21% · Q2 2026
235M0.21%#94▼ 13%
ARK Investment Management
Cathie Wood's firm · Q2 2026weight 1.19% · Q2 2026
184M1.19%#26▼ 7%
Norges Bank
Norway's sovereign wealth fund · Q2 2026weight 0.01% · Q2 2026
145M0.01%#643▲ 53%
National Pension Service (Korea)
Korea's national pension fund · Q2 2026weight 0.04% · Q2 2026
65.0M0.04%#308▲ 247%
Korea Investment Corporation
Korea's sovereign wealth fund · Q2 2026weight 0.03% · Q2 2026
16.1M0.03%#408▲ 7%
Bridgewater Associates
Hedge fund founded by Ray Dalio · Q2 2026weight 0.01% · Q2 2026
2.2M0.01%#688▼ 1%
Reported value by investor (13F)
Baillie …$235MARK$184MNorway N…$145MKorea NPS$65.0MKIC$16.1MBridgewa…$2.2M

Questions

Which big investors own Illumina Inc?

Baillie Gifford ($235M), ARK Investment Management ($184M), Norges Bank ($145M), National Pension Service (Korea) ($65.0M), Korea Investment Corporation ($16.1M) and 1 more, per their latest 13F filings.

Does Warren Buffett own Illumina Inc?

Berkshire Hathaway did not report it in its latest 13F.

Does Korea's National Pension Service own Illumina Inc?

Yes, $65.0M as of 2026-06-30 (0.04% of its US holdings).

Restated and computed from SEC (13F, 13D/G, Form 4) and DART filings and NPS public data. Filings describe a past date and may differ from current holdings (13F: quarter end, up to 45 days later). Not investment advice.
Sources: SEC EDGAR, DART, data.go.kr (NPS), OpenFIGI. See Methodology for how figures are computed.