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Illumina shares owned by Westmount Partners

Quarter-by-quarter ownership of Illumina (ILMN) shares owned by Westmount Partners from 13F filings

Historical chart of Westmount Partners investment in Illumina

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All positions including Illumina held by Westmount Partners consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Illumina by Westmount Partners

Quarter filed Position value Share count Share price at filing
2025-09-30 $4.9M 48k 102.26
2025-06-30 $4.5M 48k 95.41
2025-03-31 $3.8M 48k 79.34
2024-12-31 $6.4M 48k 133.63
2024-09-30 $6.2M 48k 130.41
2024-06-30 $5.0M 48k 105.50
2024-03-31 $6.5M 48k 137.32
2023-12-31 $6.6M 48k 139.24
2023-09-30 $6.5M 48k 137.28
2023-06-30 $8.9M 48k 187.49
2023-03-31 $11M 48k 232.55
2022-12-31 $9.6M 48k 202.20