Signal dossier · Q4 2025

BAC

Bank of America · Financials

HoldLens verdict · single −100..+100 scale

BUY

5Q SELL

on a signed +100 buy scale · WEAK BUY

2 tracked managers buying with 1 on a 4+ quarter streak. MODERATE signal.

Unified ConvictionScore · −100..+100

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

Buy component

+31

Dissent penalty

−28

Unanimity bonus

+10

Quality differential

-6

Info density

+10

Buyers / Sellers

2 / 4

ConvictionScore v5 · 9-layer breakdown

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

Smart money (13F)

+10

Insider activity (Form 4)

Track record (CAGR)

-3

Trend streak

+10

Concentration

+10

Contrarian bonus

Event signal (8-K)

− Dissent penalty

−28

− Crowding penalty

−0

Owners: 3·Buyers: 13·Sellers: 21·Buyer-CAGR-weighted expected return: +11% ±2.7%·How this is computed

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8-quarter activity

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

4 buy moves·5 sell moves·net selling

'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

-1 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 BAC for 2+ consecutive quarters. Streaks matter far more than single-quarter moves — they reveal thesis conviction, not reactive trading.

Consecutive-quarter BUYERS

Li Lu
Himalaya Capital
4Q

Consecutive-quarter SELLERS

Warren Buffett
Berkshire Hathaway
T15Q

Smart money activity

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

Smart money activity

13 buys · 21 sells across tracked 13F filings

Net signal: STRONG SELL

Q4 2025(6 moves)

Portfolio manager	Activity	Share change	% portfolio
Li LuElite Himalaya Capital Doubling down further on BAC.	Add 12.00%	+1.44M	28.60%
Joel GreenblattElite Gotham Asset Management	Add 22.00%	+1.12M	0.20%
Warren BuffettTier 1 Berkshire Hathaway Still a top-5 position despite the trim.	Reduce 7.00%	-44.10M	10.40%
Stanley DruckenmillerTier 1 Duquesne Family Office	Sell (exit)	-989K	0.00%
Andreas HalvorsenElite Viking Global Investors	Reduce 61.00%	-7.01M	0.70%
Bill Nygren Oakmark Funds	Reduce 27.00%	-7.30M	1.40%

Q3 2025(7 moves)

Portfolio manager	Activity	Share change	% portfolio
Stanley DruckenmillerTier 1 Duquesne Family Office	Add 189%	+647K	1.30%
Li LuElite Himalaya Capital Doubling down on 15-yr BAC.	Add 10.00%	+1.09M	27.40%
Joel GreenblattElite Gotham Asset Management	Add 49.00%	+1.65M	0.20%
Warren BuffettTier 1 Berkshire Hathaway The aggressive BAC trim that made headlines.	Reduce 25.00%	-175.00M	11.20%
François RochonTier 1 Giverny Capital	Sell (exit)	-1.00M	0.00%
Andreas HalvorsenElite Viking Global Investors	Reduce 63.00%	-19.75M	1.50%
Bill Nygren Oakmark Funds	Reduce 8.00%	-2.26M	2.20%

Q2 2025(4 moves)

Portfolio manager	Activity	Share change	% portfolio
Stanley DruckenmillerTier 1 Duquesne Family Office	Buy (new)	+342K	0.40%
Li LuElite Himalaya Capital First of three consecutive BAC adds.	Add 8.00%	+820K	25.10%
Glenn Greenberg Brave Warrior Advisors	Add 83.00%	+12K	0.00%
Warren BuffettTier 1 Berkshire Hathaway First wave of the big BAC trim.	Reduce 18.00%	-120.00M	12.40%

Q1 2025(5 moves)

Portfolio manager	Activity	Share change	% portfolio
Li LuElite Himalaya Capital First of multi-quarter BAC conviction build.	Add 6.00%	+580K	23.20%
Andreas HalvorsenElite Viking Global Investors	Add 30.00%	+7.48M	4.30%
Warren BuffettTier 1 Berkshire Hathaway	Reduce 7.00%	-48.66M	10.20%
Joel GreenblattElite Gotham Asset Management	Reduce 28.00%	-1.38M	0.10%
Bill Nygren Oakmark Funds	Reduce 6.00%	-1.77M	2.00%

Q4 2024(5 moves)

Portfolio manager	Activity	Share change	% portfolio
Andreas HalvorsenElite Viking Global Investors	Add 24.00%	+4.76M	3.50%
Warren BuffettTier 1 Berkshire Hathaway	Reduce 15.00%	-117.45M	11.20%
Joel GreenblattElite Gotham Asset Management	Reduce 20.00%	-1.26M	0.30%
Bill Nygren Oakmark Funds	Reduce 15.00%	-5.26M	1.70%
Glenn Greenberg Brave Warrior Advisors	Reduce 36.00%	-8K	0.00%

Q3 2024(4 moves)

Portfolio manager	Activity	Share change	% portfolio
Andreas HalvorsenElite Viking Global Investors	Buy (new)	+19.96M	2.90%
Warren BuffettTier 1 Berkshire Hathaway The historic BAC trim — first time Buffett aggressively reduced.	Reduce 23.00%	-235.00M	14.00%
Joel GreenblattElite Gotham Asset Management	Reduce 12.00%	-849K	0.30%
Bill Nygren Oakmark Funds	Reduce 14.00%	-5.62M	1.80%

Q2 2024(3 moves)

Portfolio manager	Activity	Share change	% portfolio
Joel GreenblattElite Gotham Asset Management	Add 27.00%	+1.47M	0.40%
Warren BuffettTier 1 Berkshire Hathaway Started BAC trim.	Reduce 8.00%	-83.00M	14.50%
Bill Nygren Oakmark Funds	Reduce 17.00%	-8.49M	2.80%

Insider activity

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

Insider activity (Form 4)

1 buy · 0 sells from corporate insiders

Net: INSIDER BUYING

Insider	Action	Shares	Value	Date
Brian Moynihan CEO Open-market buy after Q3 earnings — bullish signal.	buy	75,000	$2.85M	Nov 18, 2025

Latest news

Recent headlines for BAC — context for the moves above.

Who’s betting biggest on BAC

Financials sector →→ Ranks #41 of 83 tracked bets

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

Li Lu

27.4%

“15-year holding. Deep conviction in US banking franchise.”

Warren BuffettT1

11.2%

“Trimmed aggressively in 2024 but still a top-5 position.”

Bill Nygren

4.3%

“Major US bank at book value.”

AI thesis

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

AI thesis

Claude Haiku synthesis of BUY positioning from 3 institutional filers

Generate a 2-paragraph investment thesis synthesising 3 institutional holdings and the +3 conviction score.

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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.