GSA CAPITAL PARTNERS LLP

Position in IOSP — Innospec Inc.

CIK 1362033 LONDON, X0

Position in IOSP

as of Mar 31, 2026 · filed May 8, 2026 Compact

Position Value

$1,540,722

+$207,243 QoQ

Shares Held

21,100

+21.1% QoQ

Ownership

0.086%

of shares outstanding

% of Portfolio

0.11%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Sep 2021

13 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Basic Materials · as of Mar 31, 2026

GSA CAPITAL PARTNERS LLP holds $14,533,007 across 21 Specialty Chemicals names. IOSP ranks #2 (10.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	DD	DuPont de Nemours, Inc.	15,629	$2,147,424
2	IOSP	Innospec Inc. This page	21,100	$1,540,722
3	SHW	Sherwin Williams Co	4,002	$1,282,841
4	WDFC	Wd 40 Co	5,114	$1,042,949
5	OEC	Orion S.A.	125,764	$817,466
6	FF	FutureFuel Corp.	207,299	$798,101
7	CLMT	Calumet, Inc. /DE	22,135	$794,646
8	ALTO	Alto Ingredients, Inc.	155,755	$753,854

13 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$1,540,722	21,100	+21.1%	Shares	Sole	2026-05-08
2025-12-31	$1,333,479	17,422	-38.4%	Shares	Sole	2026-02-06
2025-09-30	$2,181,621	28,274	+46.5%	Shares	Sole	2025-11-07
2025-06-30	$1,622,937	19,300	+286.9%	Shares	Sole	2025-07-22
2024-12-31	$549,089	4,989	-58.4%	Shares	Sole	2025-02-07
2024-06-30	$1,481,226	11,985	-14.8%	Shares	Sole	2024-08-15
2024-03-31	$1,814,314	14,071	-16.1%	Shares	Sole	2024-05-03
2023-12-31	$2,066,365	16,767	-13.4%	Shares	Sole	2024-02-16
2023-09-30	$1,977,672	19,351	+165.7%	Shares	Sole	2023-11-15
2023-03-31	$747,642	7,282	+1.7%	Shares	Sole	2023-05-12
2022-12-31	$736,786	7,163	-1.6%	Shares	Sole	2023-02-13
2022-09-30	$623,763	7,281	+82.6%	Shares	Sole	2022-11-14
2021-09-30	$335,785	3,987	—	Shares	Sole	2021-11-12
No filing history on record for this holder in this stock.