Skip to main content

Rafferty Asset Management, LLC

Position in MU — Micron Technology Inc

CIK 1389426 New York, NY

Position in MU

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$3,556,508,313
+$2,780,836,795 QoQ
Shares Held
3,081,122
+34.2% QoQ
Ownership
0.273%
of shares outstanding
% of Portfolio
9.13%
of 13F equity value
Holder Rank
#47
of 3,878 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in MU Over Time

Shares Held

Position Value (USD)

Position in Semiconductors

Technology · as of Jun 30, 2026

Rafferty Asset Management, LLC holds $20,227,521,535 across 26 Semiconductors names. MU ranks #1 (17.6% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 MU
Micron Technology Inc
This page
3,081,122 $3,556,508,313

All Filings in MU

Export CSV
26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $3,556,508,313 3,081,122
2026-03-31 $775,671,518 2,295,973
2025-12-31 $772,939,085 2,708,171
2025-09-30 $528,571,242 3,159,044
2025-06-30 $508,986,387 4,129,707
2025-03-31 $260,269,958 2,995,396
2024-12-31 $288,143,304 3,423,756
2024-09-30 $429,780,255 4,144,058
2024-06-30 $381,650,604 2,901,624
2024-03-31 $487,866,309 4,138,318
2023-12-31 $271,412,861 3,180,371
2023-09-30 $219,117,010 3,220,888
2023-06-30 $204,715,208 3,243,784
2023-03-31 $177,211,037 2,936,875
2022-12-31 $116,512,276 2,331,178
2022-09-30 $106,301,679 2,121,790
2022-06-30 $102,427,316 1,852,882
2022-03-31 $162,595,297 2,087,499
2021-12-31 $211,524,088 2,270,790
2021-09-30 $114,733,207 1,616,416
2021-06-30 $153,405,301 1,805,193
2021-03-31 $137,416,007 1,557,828
2020-12-31 $73,216,975 973,889
2020-09-30 $51,405,280 1,094,661
2020-06-30 $42,921,105 833,096
2020-03-31 $11,159,401 265,321