Institutional Portfolio Overlap & Shared Holdings

Compare institutional investor portfolios using publicly disclosed SEC Form 13F filings tracked by InsiderSet. Analyze shared holdings, overlapping sector exposure, consensus smart money positions, portfolio concentration, and estimated current values across major hedge funds and institutional asset managers.

Sector portfolio overlap

Explore shared holdings and top overlapping superinvestor pairs within a sector.

Investor AInvestor B

Appaloosa Management & ShawSpring Partners Portfolio Overlap

Shared 13F holdings between Appaloosa Management and ShawSpring Partners based on latest reported SEC filings (the quarter ended March 31, 2026).

Overlap Score

Minimal overlap

Shared Holdings

2 shared positions across both portfolios (31 holdings for Appaloosa Management, 12 for ShawSpring Partners).

Stock	Appaloosa Management value	ShawSpring Partners value	Combined value	Conviction	Est. current value	Sector
AMZN Amazon.com, Inc.	$899.73M	$38.84M	$938.57M	14.8%	$1.19B	Consumer Cyclical
BABA Alibaba Group Holding Limited	$434.72M	$36.42M	$471.14M	10.5%	$497.91M	Consumer Cyclical

Largest Shared Position

Amazon.com, Inc. (AMZN) represents the largest overlapping position between Appaloosa Management and ShawSpring Partners based on the latest reported SEC Form 13F filings for the quarter ended March 31, 2026. The combined disclosed value of AMZN positions reported by both investment firms is approximately $938.57M, reflecting overlapping institutional exposure to Amazon.com, Inc..

Shared Sector Exposure

Sector	Combined value	Shared holdings
Consumer Cyclical	$1.41B	AMZN, BABA

Consensus Smart Money Signals

Shared holdings between Appaloosa Management and ShawSpring Partners may indicate overlapping long-term investment themes or broader smart money consensus toward specific companies and sectors. SEC Form 13F filings report positions, not investment intent.

Strongest overlap by reported value: AMZN ($938.57M combined).
Highest average portfolio weight in overlap: AMZN (14.8% conviction score).
Largest estimated mark-to-market gain since filing: AMZN ($251.78M vs reported combined value, where EOD data is available).

Historical Overlap Trend

The overlap between Appaloosa Management and ShawSpring Partners was unchanged between Q4 2001 and Q1 2001, with 2 shared holdings in the latest period ($1.41B combined reported value) versus 2 in the prior period ($1.34B).

Overlap Score Guide

Score	Meaning
85–100	Extremely high shared conviction
65–84	Strong overlap
45–64	Moderate overlap
25–44	Limited overlap
0–24	Minimal overlap