XTX Topco’s Innospec IOSP Stock Holding History

XTX Topco’s Portfolio IOSP Stock Details IOSP Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$1.64M	Sell	20,188 -16,104	-44%	-$1.27M	0.02%	1312
2026 Q1	$2.65M	Buy	36,292 +26,555	+273%	+$2.07M	0.05%	638
2025 Q4	$745K	Buy	+9,737	New	+$735K	0.02%	1259
2025 Q3	–	Sell	-8,039	Closed	-$676K	–	2886
2025 Q2	$676K	Sell	8,039 -4,506	-36%	-$394K	0.03%	902
2025 Q1	$1.19M	Buy	+12,545	New	+$1.33M	0.06%	457
2024 Q3	–	Sell	-3,004	Closed	-$371K	–	2326
2024 Q2	$371K	Buy	+3,004	New	+$376K	0.03%	832
2023 Q4	–	Sell	-3,616	Closed	-$370K	–	1831
2023 Q3	$370K	Sell	3,616 -329	-8%	-$34.4K	0.06%	585
2023 Q2	$396K	Sell	3,945 -3,405	-46%	-$341K	0.07%	526
2023 Q1	$755K	Buy	7,350 +3,267	+80%	+$352K	0.16%	109
2022 Q4	$420K	Buy	+4,083	New	+$415K	0.09%	384

Other funds holding IOSP

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Allspring Global Investments Charlotte, North Carolina $65.2B AUM 39.42% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Nuveen Charlotte, North Carolina $419B AUM 43.02% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Victory Capital Management San Antonio, Texas $178B AUM 37.23% 1-Year Est. Return

XTX Topco's IOSP Position: Q2 2026 in Review

XTX Topco reduced its Innospec (IOSP) stake by 44% in Q2 2026, selling an estimated $1.27M and leaving 20,188 shares worth $1.64M. The position accounts for 0.02% of the portfolio, ranked #1312.

XTX Topco first reported a position in IOSP in Q4 2022 and has held it in 10 quarters since. The position peaked at $2.65M in Q1 2026. 282 funds tracked by Wall St. Rank hold IOSP as of Q2 2026.

XTX Topco held 20,188 shares of Innospec worth $1.64M as of Q2 2026.
XTX Topco sold 16,104 Innospec shares in Q2 2026, an estimated $1.27M.
Innospec made up 0.02% of XTX Topco's portfolio in Q2 2026, its #1312 holding.
XTX Topco first reported a position in Innospec in Q4 2022 and has held it in 10 quarters since.
XTX Topco's Innospec position peaked at $2.65M in Q1 2026.
282 funds tracked by Wall St. Rank held Innospec as of Q2 2026.

Based on XTX Topco's 13F filing for Q2 2026, filed 14 Aug 2026.