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SEI INVESTMENTS CO

Position in NEU — Newmarket Corp

CIK 350894 OAKS, PA

Position in NEU

as of Mar 31, 2026 · filed May 13, 2026
Position Value
$15,649,434
+$12,127,916 QoQ
Shares Held
24,416
+376.5% QoQ
Ownership
0.265%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in NEU Over Time

Shares Held

Position Value (USD)

Position in Specialty Chemicals

Basic Materials · as of Mar 31, 2026

SEI INVESTMENTS CO holds $1,254,793,619 across 41 Specialty Chemicals names. NEU ranks #16 (1.2% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in NEU

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25 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $15,649,434 24,416
2025-12-31 $3,521,518 5,124
2025-09-30 $6,206,604 7,494
2025-06-30 $6,505,135 9,416
2025-03-31 $3,466,107 6,119
2024-12-31 $3,194,931 6,047
2024-09-30 $6,100,039 11,053
2024-06-30 $4,339,552 8,417
2024-03-31 $5,917,195 9,324
2023-12-31 $5,325,662 9,757
2023-09-30 $4,721,038 10,375
2023-06-30 $4,066,638 10,113
2023-03-31 $3,718,779 10,189
2022-12-31 $1,541,549 4,955
2022-09-30 $2,533,287 8,421
2022-06-30 $2,682,455 8,913
2022-03-31 $2,182,751 6,729
2021-12-31 $2,556,005 7,458
2021-09-30 $1,485,504 4,385
2021-06-30 $1,671,397 5,191
2021-03-31 $2,182,498 5,741
2020-12-31 $2,351,503 5,904
2020-09-30 $3,239,031 9,462
2020-06-30 $6,661,983 16,635
2020-03-31 $5,422,969 14,164