Bill Ackman vs David Tepper

Portfolio overlap & divergence from the latest 13F filings.

Bill Ackman

Pershing Square

activist

David Tepper

Appaloosa

event-driven

Shared holdings

Portfolio overlap

14%

Positions (A · B)

11 · 31

Stocks they both own

Stock	Bill %	David %
$AMZN AMAZON COM INC	17.4%	15.2%
$UBER UBER TECHNOLOGIES INC	15.7%	7.7%
$MSFT MICROSOFT CORP	15.3%	0.6%
$META META PLATFORMS INC	11.1%	4.2%
$GOOG ALPHABET INC	0.7%	8.4%

Only Bill Ackman owns

$BN17.6%$QSR12.2%$HHH8.7%$SEG0.8%$HTZ0.5%$GOOGL0.1%

Only David Tepper owns

$MU9.5%$TSM7.6%$BABA7.3%$VST5.1%$EWY5%$NVDA4.3%$NRG4.3%$SNDK3%$GLW2.6%$WHR1.8%

Frequently asked

What stocks do Bill Ackman and David Tepper both own?

They share 5 holdings, the largest overlaps being $AMZN, $UBER, $MSFT, $META, $GOOG.

How similar are their portfolios?

Their disclosed long books overlap roughly 14% by position set. Bill Ackman runs 11 positions; David Tepper runs 31.

More comparisons

Buffett vs Burry Buffett vs Wood Buffett vs Aschenbrenner Buffett vs Griffin Buffett vs Druckenmiller Buffett vs Dalio Buffett vs Ackman Buffett vs Soros Buffett vs Icahn Buffett vs Tepper

Overlap computed from disclosed long equity positions (SEC 13F / N-PORT). Diversified books are capped to their largest positions. Not financial advice.