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SEI INVESTMENTS CO

Position in IOSP — Innospec Inc.

CIK 350894 OAKS, PA

Position in IOSP

as of Mar 31, 2026 · filed May 13, 2026
Position Value
$12,714,314
+$4,776,964 QoQ
Shares Held
174,121
+67.9% QoQ
Ownership
0.707%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
20 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in IOSP 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. IOSP ranks #17 (1.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in IOSP

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20 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $12,714,314 174,121
2025-12-31 $7,937,350 103,702
2025-09-30 $5,132,759 66,521
2025-06-30 $4,664,640 55,472
2025-03-31 $4,604,944 48,601
2024-12-31 $15,317,380 139,173
2024-09-30 $16,373,056 144,779
2024-06-30 $16,943,447 137,094
2024-03-31 $17,895,324 138,788
2023-12-31 $16,299,228 132,256
2023-09-30 $13,133,312 128,506
2023-06-30 $11,875,824 118,238
2023-03-31 $13,628,825 132,744
2022-12-31 $8,069,057 78,447
2022-09-30 $6,443,753 75,216
2022-06-30 $5,548,539 57,924
2022-03-31 $420,732 4,546
2021-12-31 $405,716 4,491
2020-06-30 $372,731 4,825
2020-03-31 $341,056 4,908