Blackstone Inc.

Position in IOSP — Innospec Inc.

CIK 1393818 NEW YORK, NY

Position in IOSP

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$1,559,676

New position

Shares Held

19,163

first reported quarter

Ownership

0.078%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

#99

of 280 holders

Holding Since

Jun 2026

1 quarter on record

Voting authority Sole 0% Shared 100% None 0%

Basic Materials · as of Jun 30, 2026

Blackstone Inc. holds $3,732,844 across 4 Specialty Chemicals names. IOSP ranks #1 (41.8% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	IOSP	Innospec Inc. This page	19,163	$1,559,676
2	CC	Chemours Co	66,699	$1,368,663
3	CLMT	Calumet, Inc. /DE	12,888	$464,225
4	SXT	Sensient Technologies Corp	2,760	$340,280

1 filing row on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$1,559,676	19,163	—	Shares	Other	2026-08-14
No filing history on record for this holder in this stock.