Signal dossier · Q4 2025

MU

Micron Technology · Technology

HoldLens verdict · single −100..+100 scale

BUY

+20

2Q BUY

on a signed +100 buy scale · WEAK BUY

2 tracked managers buying with 1 on a 2+ quarter streak. MODERATE signal.

Unified ConvictionScore · −100..+100

Smart money + insider + track record + trend + concentration + contrarian − dissent − crowding

+20

Buy component

+29

Dissent penalty

−9

Unanimity bonus

Quality differential

Info density

+11

Buyers / Sellers

2 / 0

ConvictionScore v5 · 9-layer breakdown

13F superinvestor moves + Form 4 insider trades + 8-K material events. The SEC Signals trilogy.

+20

Smart money (13F)

+11

Insider activity (Form 4)

Track record (CAGR)

Trend streak

Concentration

+10

Contrarian bonus

Event signal (8-K)

− Dissent penalty

−9

− Crowding penalty

−0

Owners: 2·Buyers: 13·Sellers: 9·Buyer-CAGR-weighted expected return: +14.8% ±4.4%·How this is computed

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8-quarter activity

Distinct managers buying or selling MU each quarter — last 2 years.

3 buy moves·0 sell moves·net buying

'24 Q1

'24 Q2

'24 Q3

'24 Q4

'25 Q1

'25 Q2

'25 Q3

'25 Q4

Buyers (new + add)Sellers (trim + exit)

Ownership breadth · 8 quarters

Breadth flat

+0 owners over 8Q

Q1 '24

Q2 '24

Q3 '24

Q4 '24

Q1 '25

Q2 '25

Q3 '25

Q4 '25

The number of superinvestors holding this name has been stable for 8 quarters. See the most-owned names across all tracked managers →

Multi-quarter conviction

Managers who have been moving the same direction on MU for 2+ consecutive quarters. Streaks matter far more than single-quarter moves — they reveal thesis conviction, not reactive trading.

Consecutive-quarter BUYERS

Mohnish Pabrai
Pabrai Investment Funds
2Q

Smart money activity

Every tracked 13F move on MU — grouped by quarter, ranked by manager quality.

Smart money activity

13 buys · 9 sells across tracked 13F filings

Net signal: STRONG BUY

Q4 2025(2 moves)

Portfolio manager	Activity	Share change	% portfolio
David TepperTier 1 Appaloosa Management	Add 250%	+1.25M	7.20%
Mohnish Pabrai Pabrai Investment Funds More Micron on the memory cycle.	Add 10.00%	+120K	27.10%

Q3 2025(4 moves)

Portfolio manager	Activity	Share change	% portfolio
Joel GreenblattElite Gotham Asset Management	Add 412%	+2.92M	0.40%
Prem Watsa Fairfax Financial Semi cycle bet.	Add 15.00%	+100K	7.40%
Mohnish Pabrai Pabrai Investment Funds Micron cycle bet.	Add 15.00%	+150K	24.60%
David TepperTier 1 Appaloosa Management	Reduce 39.00%	-325K	1.10%

Q2 2025(3 moves)

Portfolio manager	Activity	Share change	% portfolio
David TepperTier 1 Appaloosa Management	Add 106%	+425K	1.60%
Joel GreenblattElite Gotham Asset Management	Add 323%	+541K	0.10%
Prem Watsa Fairfax Financial	Sell (exit)	-80K	0.00%

Q1 2025(3 moves)

Portfolio manager	Activity	Share change	% portfolio
David TepperTier 1 Appaloosa Management	Reduce 67.00%	-800K	0.40%
Stanley DruckenmillerTier 1 Duquesne Family Office	Sell (exit)	-409K	0.00%
Joel GreenblattElite Gotham Asset Management	Reduce 65.00%	-304K	0.00%

Q4 2024(3 moves)

Portfolio manager	Activity	Share change	% portfolio
David TepperTier 1 Appaloosa Management	Add 14.00%	+150K	1.60%
Stanley DruckenmillerTier 1 Duquesne Family Office	Buy (new)	+409K	0.90%
Joel GreenblattElite Gotham Asset Management	Reduce 54.00%	-545K	0.10%

Q3 2024(4 moves)

Portfolio manager	Activity	Share change	% portfolio
Joel GreenblattElite Gotham Asset Management	Add 118%	+549K	0.10%
Prem Watsa Fairfax Financial	Add 100%	+40K	0.80%
David TepperTier 1 Appaloosa Management	Reduce 11.00%	-125K	1.60%
Lee AinslieElite Maverick Capital	Sell (exit)	-275K	0.00%

Q2 2024(3 moves)

Portfolio manager	Activity	Share change	% portfolio
Joel GreenblattElite Gotham Asset Management	Add 361%	+366K	0.10%
Lee AinslieElite Maverick Capital	Buy (new)	+275K	0.40%
Prem Watsa Fairfax Financial	Reduce 94.00%	-655K	0.50%

Insider activity

What the company's own executives and directors are doing — buys are highly bullish.

Latest news

Recent headlines for MU — context for the moves above.

Who’s betting biggest on MU

Technology sector →→ Ranks #5 of 83 tracked bets

Each bar is one manager’s position size in MU as a % of their portfolio. Longer bar = bigger conviction bet. T1 badge marks the highest-quality track records.

Mohnish Pabrai

24.6%

“Cyclical bet on memory recovery.”

Prem Watsa

7.4%

“Semi cycle bet.”

AI thesis

An AI-synthesised investment thesis for MU, based on the 13F data above. Generated on demand — not stored or pre-computed.

AI thesis

Claude Haiku synthesis of BUY positioning from 2 institutional filers

Generate a 2-paragraph investment thesis synthesising 2 institutional holdings and the +20 conviction score.

Related smart-money signals

Derived from the same 13F filings

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The HoldLens signal dossier shows the unified −100..+100 ConvictionScore alongside live prices, multi-quarter trend detection, insider activity, and real-time news. Not investment advice. Methodology.