Investment Management Corp of Ontario (IMCO)’s Tradeweb Markets TW Stock Holding History

Investment Management Corp of Ontario (IMCO)’s Portfolio TW Stock Details TW Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$983K	Sell	8,357 -9,875	-54%	-$1.13M	0.01%	567
2025 Q4	$1.96M	Buy	18,232 +2,338	+15%	+$251K	0.03%	433
2025 Q3	$1.76M	Sell	15,894 -19,824	-56%	-$2.55M	0.03%	361
2025 Q2	$5.23M	Sell	35,718 -500	-1%	-$69.8K	0.08%	171
2025 Q1	$5.38M	Buy	+36,218	New	+$4.81M	0.11%	150
2024 Q4	–	Sell	-19,286	Closed	-$2.39M	–	640
2024 Q3	$2.39M	Buy	19,286 +16,674	+638%	+$1.89M	0.05%	247
2024 Q2	$277K	Sell	2,612 -3,313	-56%	-$350K	0.01%	569
2024 Q1	$617K	Sell	5,925 -800	-12%	-$80.4K	0.02%	386
2023 Q4	$611K	Sell	6,725 -7,329	-52%	-$654K	0.01%	429
2023 Q3	$1.13M	Buy	+14,054	New	+$1.12M	0.04%	177
2023 Q1	–	Sell	-8,509	Closed	-$552K	–	215
2022 Q4	$552K	Buy	+8,509	New	+$500K	0.03%	179

Other funds holding TW

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

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

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return

AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return

Linonia Partnership New York $5.38B AUM 20.54% 1-Year Est. Return

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

Grantham, Mayo, Van Otterloo & Co (GMO) Boston, Massachusetts $39.1B AUM 28.69% 1-Year Est. Return

Investment Management Corp of Ontario (IMCO)'s TW Position: Q1 2026 in Review

Investment Management Corp of Ontario (IMCO) reduced its Tradeweb Markets (TW) stake by 54% in Q1 2026, selling an estimated $1.13M and leaving 8,357 shares worth $983K. The position accounts for 0.01% of the portfolio, ranked #567.

Investment Management Corp of Ontario (IMCO) first reported a position in TW in Q4 2022 and has held it in 11 quarters since. The position peaked at $5.38M in Q1 2025. 583 funds tracked by Wall St. Rank hold TW as of Q1 2026.

Investment Management Corp of Ontario (IMCO) held 8,357 shares of Tradeweb Markets worth $983K as of Q1 2026.
Investment Management Corp of Ontario (IMCO) sold 9,875 Tradeweb Markets shares in Q1 2026, an estimated $1.13M.
Tradeweb Markets made up 0.01% of Investment Management Corp of Ontario (IMCO)'s portfolio in Q1 2026, its #567 holding.
Investment Management Corp of Ontario (IMCO) first reported a position in Tradeweb Markets in Q4 2022 and has held it in 11 quarters since.
Investment Management Corp of Ontario (IMCO)'s Tradeweb Markets position peaked at $5.38M in Q1 2025.
583 funds tracked by Wall St. Rank held Tradeweb Markets as of Q1 2026.

Based on Investment Management Corp of Ontario (IMCO)'s 13F filing for Q1 2026, filed 15 May 2026.