Sienna Gestion’s Micron Technology MU Stock Holding History

Sienna Gestion’s Portfolio MU Stock Details MU Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$12.1M	Sell	37,311 -56,675	-60%	-$22.2M	0.79%	37
2025 Q4	$27.4M	Hold	93,986	–	–	1.63%	8
2025 Q3	$14.3M	Buy	93,986 +43,822	+87%	+$5.61M	1%	19
2025 Q2	$5.64M	Hold	50,164	–	–	0.39%	91
2025 Q1	$4.24M	Sell	50,164 -3,274	-6%	-$314K	0.34%	107
2024 Q4	$4.5M	Buy	+53,438	New	+$5.44M	0.3%	111
2024 Q2	–	Sell	-3,924	Closed	-$463K	–	178
2024 Q1	$463K	Buy	+3,924	New	+$355K	0.04%	119

Other funds holding MU

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Sienna Gestion's MU Position: Q1 2026 in Review

Sienna Gestion reduced its Micron Technology (MU) stake by 60% in Q1 2026, selling an estimated $22.2M and leaving 37,311 shares worth $12.1M. The position accounts for 0.79% of the portfolio, ranked #37.

Sienna Gestion first reported a position in MU in Q1 2024 and has held it in 7 quarters since. The position peaked at $27.4M in Q4 2025. 2,989 funds tracked by Wall St. Rank hold MU as of Q1 2026.

Sienna Gestion held 37,311 shares of Micron Technology worth $12.1M as of Q1 2026.
Sienna Gestion sold 56,675 Micron Technology shares in Q1 2026, an estimated $22.2M.
Micron Technology made up 0.79% of Sienna Gestion's portfolio in Q1 2026, its #37 holding.
Sienna Gestion first reported a position in Micron Technology in Q1 2024 and has held it in 7 quarters since.
Sienna Gestion's Micron Technology position peaked at $27.4M in Q4 2025.
2,989 funds tracked by Wall St. Rank held Micron Technology as of Q1 2026.

Based on Sienna Gestion's 13F filing for Q1 2026, filed 15 May 2026.