Shannon River Fund Management’s Micron Technology MU Stock Holding History

Shannon River Fund Management’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 Q2	$5.18M	Buy	+4,484	New	+$3.36M	0.46%	35
2026 Q1	–	Sell	-20,400	Closed	-$5.82M	–	34
2025 Q4	$5.82M	Buy	+20,400	New	+$4.68M	0.91%	24
2024 Q3	–	Sell	-10,263	Closed	-$1.35M	–	23
2024 Q2	$1.35M	Buy	+10,263	New	+$1.29M	0.22%	20
2021 Q3	–	Sell	-36,446	Closed	-$3.1M	–	59
2021 Q2	$3.1M	Buy	36,446 +18,955	+108%	+$1.6M	0.22%	35
2021 Q1	$1.54M	Buy	+17,491	New	+$1.48M	0.1%	42

Other funds holding MU

BlackRock New York $6.73T AUM 46.02% 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

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return

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

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return

Shannon River Fund Management's MU Position: Q2 2026 in Review

Shannon River Fund Management opened a new position in Micron Technology (MU) in Q2 2026: 4,484 shares worth $5.18M. The stake represents 0.46% of the portfolio and ranks #35 among its holdings. This is a return to the name: Shannon River Fund Management previously reported a position in MU as recently as Q4 2025.

Shannon River Fund Management first reported a position in MU in Q1 2021 and has held it in 5 quarters since. The position peaked at $5.82M in Q4 2025. 3,894 funds tracked by Wall St. Rank hold MU as of Q2 2026.

Shannon River Fund Management held 4,484 shares of Micron Technology worth $5.18M as of Q2 2026.
Micron Technology was a new Shannon River Fund Management position in Q2 2026.
Micron Technology made up 0.46% of Shannon River Fund Management's portfolio in Q2 2026, its #35 holding.
Shannon River Fund Management first reported a position in Micron Technology in Q1 2021 and has held it in 5 quarters since.
Shannon River Fund Management's Micron Technology position peaked at $5.82M in Q4 2025.
3,894 funds tracked by Wall St. Rank held Micron Technology as of Q2 2026.

Based on Shannon River Fund Management's 13F filing for Q2 2026, filed 13 Aug 2026.