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Warren Buffett

PERSON Financials / Investment Banking & Brokerage Momentum 7.5ML Momentum Score (0-100). Weighted composite of 9 features: mention velocity, article breadth, relationship density, deal context, recency, market cap, enrichment completeness, mention concentration, entity type. NORMALPSI regime classification. QUIET (<0.3): baseline activity. NORMAL (0.3-0.5): typical deal flow. ELEVATED (0.5-0.7): above-average signals. HIGH (0.7-0.85): significant activity. EXTREME (>0.85): exceptional signal concentration. Primary: Spectral Shift

$1.3T market cap (Omaha) controls Berkshire Hathaway, the world's largest conglomerate by equity holdings. Recent activity includes warnings on equity valuations, strategic positioning across Alphabet ($41B), Kroger, and Kraft Heinz; successor Greg Abel deploying unprecedented cash reserves into market deployments.

Berkshire Hathaway maintains $41B Alphabet position, holds major stakes in Kroger and Kraft Heinz. Successor deploying record $400B cash pile into new acquisitions and existing portfolio expansion.
0.57
PSI ScorePlocamium Signal Index - composite z-score from 5 orthogonal signals: news frequency, targeted sentiment, graph centrality, regulatory filings, and clinical trial activity.
7.5
MomentumML Momentum Score (0-100). Weighted composite of 9 features including mention velocity, article breadth, deal context, and relationship density. Retrained weekly.
1%
ConfidenceSignal confidence - percentage of PSI sub-signals with sufficient data (30+ observations). Higher confidence means the PSI score is based on more complete data.
20
ConnectionsDegree centrality - number of unique entities this entity co-occurs with in news signals and articles. Higher = more connected in the intelligence network.
Warren Buffett is graph community structure is reorganizing around this entity — relationship patterns are changing (primary driver: Spectral Shift).
Connected Entities
Berkshire Hathaway NYSE Alphabet Apple Fed Nvidia Jeffrey Epstein Wall Street AP UnitedHealth Group Reuters United States Japan Amazon NASDAQ
Watch This Entity
PSI Intelligence
30-Day Trend
2026-06-07 2026-07-07 21 0 Degree Mentions
Signal Decomposition
Attention Cascade
3.333
Narrative Drift
0.169
Spectral Shift
687.846
Sentiment-Momentum Divergence
0.000
Source Concentration
0.234
Signal
Warren Buffett is graph community structure is reorganizing around this entity — relationship patterns are changing (primary driver: Spectral Shift).
Driver
Ranked #14 of 126 in Financials — above 90% of sector peers. PSI up 0.82 from yesterday (-0.25 -> 0.57).
Action
Baseline conditions. Continue standard monitoring cadence.
Peer Comparison
14 of 126
Sector Rank
+1.04
Peer Z-Score
90%
Sector Percentile
Network Analysis
20 Degree Centrality
Ego Network (top connections)
Berkshire Hathaway (weight 59.0)NYSE (weight 12.0)Alphabet (weight 11.0)Apple (weight 7.0)Fed (weight 6.0)Nvidia (weight 5.0)Jeffrey Epstein (weight 5.0)Wall Street (weight 5.0) Berkshire HathawayNYSEAlphabetAppleFedNvidiaJeffrey EpsteinWall Street Warren Buffett (degree 20) Warren Buffett
Centrality History
2026-06-07 2026-07-07 21 0 Degree Mentions
EntityWeight StatusFirst Seen
Berkshire Hathaway 59 NEW
NYSE 12 NEW
Alphabet 11 NEW
Apple 7 NEW
Fed 6 NEW
Nvidia 5 NEW
Jeffrey Epstein 5 NEW
Wall Street 5 NEW
AP 4 NEW
UnitedHealth Group 3 NEW
Reuters 3 NEW
United States 3 NEW
Japan 3 NEW
Amazon 3 NEW
NASDAQ 3 NEW
White House 2 NEW
Oracle 2 NEW
S&P 500 2 NEW
CNBC 2 NEW
M&A 2 NEW
Article Coverage (0)
DateLaneTitle
No Plocamium-authored coverage yet. This entity surfaces in upstream signals (news, filings, trials) but has not yet been a primary subject of a published article. Watch this entity to be alerted when one is published.

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Data as of 2026-07-07 ← Intelligence Network