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S&CO INC

Position in ILMN — Illumina, Inc.

CIK 1082461 BOSTON, MA

Position in ILMN

as of Jun 30, 2026 · filed Aug 6, 2026
Position Value
$3,164,940
+$946,260 QoQ
Shares Held
18,000
0.0% QoQ
Ownership
0.012%
of shares outstanding
% of Portfolio
0.25%
of 13F equity value
Holder Rank
#296
of 932 holders
Holding Since
Mar 2024
10 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in ILMN Over Time

Shares Held

Position Value (USD)

Position in Diagnostics & Research

Healthcare · as of Jun 30, 2026

S&CO INC holds $31,627,687 across 5 Diagnostics & Research names. ILMN ranks #3 (10.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
3 ILMN
Illumina, Inc.
This page
18,000 $3,164,940

All Filings in ILMN

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10 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $3,164,940 18,000
2026-03-31 $2,218,680 18,000
2025-12-31 $2,360,880 18,000
2025-09-30 $1,709,460 18,000
2025-06-30 $1,526,560 16,000
2025-03-31 $2,753,098 34,700
2024-12-31 $4,416,471 33,050
2024-09-30 $4,244,845 32,550
2024-06-30 $3,084,429 29,550
2024-03-31 $3,233,886 23,550