Marshall Wace’s Milestone Pharmaceuticals MIST Stock Holding History

Marshall Wace’s Portfolio MIST Stock Details MIST Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$2.31M	Buy	1,944,530 +287,709	+17%	+$504K	﹤0.01%	1702
2025 Q4	$3.35M	Buy	1,656,821 +1,231,793	+290%	+$2.65M	﹤0.01%	1334
2025 Q3	$850K	Buy	+425,028	New	+$747K	﹤0.01%	2011
2023 Q4	–	Sell	-113,187	Closed	-$351K	–	2445
2023 Q3	$351K	Sell	113,187 -53,914	-32%	-$168K	﹤0.01%	1829
2023 Q2	$476K	Sell	167,101 -65,391	-28%	-$247K	﹤0.01%	2008
2023 Q1	$916K	Sell	232,492 -189,048	-45%	-$691K	﹤0.01%	1864
2022 Q4	$1.67M	Buy	421,540 +390,642	+1,264%	+$2.06M	﹤0.01%	1823
2022 Q3	$284K	Buy	+30,898	New	+$234K	﹤0.01%	2974

Other funds holding MIST

RTW Investments New York $10B AUM 135.35% 1-Year Est. Return

PBM

Propel Bio Management Los Angeles, California $159M AUM 60.94% 1-Year Est. Return

Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

SAM

Simplify Asset Management Las Vegas, Nevada $7.19B AUM 6.88% 1-Year Est. Return

Point72 Asset Management Stamford, Connecticut $78.1B AUM 55.25% 1-Year Est. Return

Balyasny Asset Management Chicago, Illinois $77.1B AUM 42.89% 1-Year Est. Return

LPC

Lion Point Capital New York $16.7M AUM 119.35% 1-Year Est. Return

Toronto Dominion Bank Toronto, Ontario, Ontario, Canada $69.7B AUM 40.86% 1-Year Est. Return

Marshall Wace's MIST Position: Q1 2026 in Review

Marshall Wace increased its Milestone Pharmaceuticals (MIST) stake by 17% in Q1 2026, buying an estimated $504K and bringing the position to 1,944,530 shares worth $2.31M. The position accounts for ﹤0.01% of the portfolio, ranked #1702.

Marshall Wace first reported a position in MIST in Q3 2022 and has held it in 8 quarters since. The position peaked at $3.35M in Q4 2025. 86 funds tracked by Wall St. Rank hold MIST as of Q1 2026.

Marshall Wace held 1,944,530 shares of Milestone Pharmaceuticals worth $2.31M as of Q1 2026.
Marshall Wace bought 287,709 Milestone Pharmaceuticals shares in Q1 2026, an estimated $504K.
Milestone Pharmaceuticals made up ﹤0.01% of Marshall Wace's portfolio in Q1 2026, its #1702 holding.
Marshall Wace first reported a position in Milestone Pharmaceuticals in Q3 2022 and has held it in 8 quarters since.
Marshall Wace's Milestone Pharmaceuticals position peaked at $3.35M in Q4 2025.
86 funds tracked by Wall St. Rank held Milestone Pharmaceuticals as of Q1 2026.

Based on Marshall Wace's 13F filing for Q1 2026, filed 15 May 2026.