Network Insights Methodology Whitepaper Get Access

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. ELEVATEDPSI 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

$1.1T market cap (Omaha) Berkshire Hathaway controls diversified holdings across insurance, energy, and industrials through Warren Buffett's investment strategy. Recent cash buildup to $276B signals positioning for market dislocations as CEO transition underway.

Berkshire Hathaway accumulating cash reserves amid market volatility; leadership transition with new CEO at helm. Strategic positioning for opportunistic acquisitions during market dislocations.
1.12
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.
22
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 Alphabet NYSE Jeffrey Epstein Nvidia Apple Wall Street Fed CNBC S&P 500 AP Microsoft UnitedHealth Group Reuters United States
Watch This Entity
PSI Intelligence
30-Day Trend
2026-06-17 2026-07-17 22 0 Degree Mentions
Signal Decomposition
Attention Cascade
0.236
Narrative Drift
0.000
Spectral Shift
595.316
Sentiment-Momentum Divergence
0.000
Source Concentration
0.236
Signal
Warren Buffett is graph community structure is reorganizing around this entity — relationship patterns are changing (primary driver: Spectral Shift).
Driver
Ranked #6 of 129 in Financials — above 96% of sector peers. PSI up 0.21 from yesterday (0.92 -> 1.12).
Action
Heightened activity detected. Increase monitoring frequency. Review recent filings and news.
Peer Comparison
6 of 129
Sector Rank
+1.75
Peer Z-Score
96%
Sector Percentile
Network Analysis
22 Degree Centrality
Ego Network (top connections)
Berkshire Hathaway (weight 68.0)Alphabet (weight 13.0)NYSE (weight 12.0)Jeffrey Epstein (weight 11.0)Nvidia (weight 8.0)Apple (weight 7.0)Wall Street (weight 7.0)Fed (weight 6.0) Berkshire HathawayAlphabetNYSEJeffrey EpsteinNvidiaAppleWall StreetFed Warren Buffett (degree 22) Warren Buffett
Centrality History
2026-06-17 2026-07-17 22 0 Degree Mentions
EntityWeight StatusFirst Seen
Berkshire Hathaway 68 NEW
Alphabet 13 NEW
NYSE 12 NEW
Jeffrey Epstein 11 NEW
Nvidia 8 NEW
Apple 7 NEW
Wall Street 7 NEW
Fed 6 NEW
CNBC 4 NEW
S&P 500 4 NEW
AP 4 NEW
Microsoft 3 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
JPMorgan Chase 1 NEW
Goldman Sachs 1 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.

Request Access

Full PSI intelligence, network analysis, EDGAR filings, and predicted links require an access token.

Data as of 2026-07-17 ← Intelligence Network