American Airlines Group Inc. (NASDAQ: AAL) was a slightly smaller stake of 43.7 million shares, the same as December but lower than the 44.7 million shares in September.
Bank of New York Mellon Corp. (NYSE: BK) was the same 80.94 million shares at the end of march, but this was raised previously from 77.85 million shares at the end of September and from 64.8 million shares in June.
Charter Communications Inc. (NASDAQ: CHTR) was listed as 5,710,711 shares in March, down from 7.03 million previously.
Costco Wholesale Corp. (NASDAQ: COST) was the same 4,333,363 share stake and worth over $1 billion.
DaVita Inc. (NYSE: DVA) was the same 38,565,570 shares worth over $2 billion.
Delta Air Lines Inc. (NYSE: DAL) was listed as 70.91 million shares, a higher stake than the prior 65.54 million shares and has been raised previously.
General Motors Co. (NYSE: GM) was the same 72.27 million shares as in December, but it had previously been up from 52.46 million shares in September and from 51.39 million shares before then.
Goldman Sachs Group Inc. (NYSE: GS) was the same 18.35 million shares worth some $3.5 billion at the end of the first quarter.
JPMorgan Chase & Co. (NYSE: JPM) was a larger stake of 59.51 million shares, up from 50.12 million shares at the end of 2018 and up from the September stake of 35.66 million shares. That was roughly $6 billion in value at the end of March.
Oracle Corp. (NYSE: ORCL) was confirmed as having been removed in December’s filing as it also did not appear, but had been a new stake of 41.4 million shares as of the end of September.
Phillips 66 (NYSE: PSX) was down to 5.552 million shares, down about half from the 11.9 million shares at the end of 2018 and lower than the 15.43 million shares in September. This stake was far lower than the 34.7 million shares when Buffett decided to get out from under the 10% SEC holding threshold.
PNC Financial Services Group Inc. (NYSE: PNC) increased to 8.67 million shares by the end of March, up from 8.26 million shares in December and up even further from the prior 6.09 million shares in September.
RedHat Inc. (NYSE: RHT) was listed as over 5.1 million shares, up from the 4.18 million shares at the end of 2018. This may be an arbitrage play on the IBM merger spread. Buffett and his team have made similar merger-arb transactions in the past.
Restaurant Brands International Inc. (NYSE: QSR) was the same stake but was a substantial stake of 8,438,225 shares worth 3.3% as of the end of 2018.
Southwest Airlines Co. (NYSE: LUV) was a small decrease to 53.65 million shares — down from 54.85 million shares at the end of 2018 (and down from 56.05 million shares in September and 56.54 million shares at the end of June).
StoneCo Ltd. (NASDAQ: STNE), a fintech company, had been a new stake of about 14.17 million shares as of the end of 2018 and it was the same stake in March.
Store Cap Corp. (NYSE: STOR) was the same stake of 18,621,674 shares, worth $623 million at the end of March.
Suncor Energy Inc. (NYSE: SU) had been a new stake of 10.758 million shares in December, but it was the same size in shares at the end of March.
Synchrony Financial (NYSE: SYF) was the same 20.8 million shares or so, worth more than $660 million at the end of the first quarter.
Travelers Companies Inc. (NYSE: TRV) was the same 5.96 million shares at the end of March, but it had been raised in December after having been a new stake of 3.54 million shares at the end of September.
United Continental Holdings Inc. (NYSE: UAL) was the same 21.94 million shares in March versus December, but this was down from the 25.98 million shares in September (and down from 26.684 million shares in June and 27.7 million shares in March).
U.S. Bancorp (NYSE: USB) was 129.31 million shares at the end of March, same as at the end of December (but up from 124.92 million shares in September and 100.69 million shares at the end of June).
USG Corp. (NYSE: USG) was the same 39 million or so shares in March, worth almost $1.7 billion at the end of the first quarter.
VeriSign Inc. (NASDAQ: VRSN) was the same 12.95 million shares, worth close to $2.35 billion. This was nearly an 11% stake in VeriSign and Berkshire Hathaway appears to be the largest outside holder of the company.
Verizon Communications, Inc. (NYSE: VZ) was finally withdrawn entirely, but it had been too small to even count.
There are many of the Liberty shares tied in with Sirius XM Holdings Inc. (NASDAQ: SIRI) at 137.9 million shares for a 2.99% stake. There are also millions of shares in the Liberty Media Sirius XM A and C shares worth a combined $1.76 billion at the end of the first quarter. Liberty Global A and C holdings were valued at $671 million and Liberty Latin America was valued at almost $77.5 million.
Also worth noting, there are 12 positions that Credit Suisse screened out that Buffett might want to look at to fill that “whale of a deal” merger criteria. While some of those seem odd for Buffett based on history, they are likely all companies that Buffett would approve of you owning on your own.