Fannie Mae (FNMA)

[obiterdictum]

So, now they are the single biggest holders of both commons.

And for what it is worth, Capital Group's Growth Fund of America (mutual fund) own a significant number of preferred shares.

For example as of 9/30/2019:                  Shares          Value

Fannie Mae, Series S, 8.25% noncumulative | 37,880,764 | 505,708,199
Fannie Mae, Series T, 8.25% noncumulative | 16,806,326 | 218,146,000
Fannie Mae, Series O, 7.00% noncumulative | 6,592,272 | 160,522,000
Fannie Mae, Series R, 7.625% noncumulative | 3,695,715 | 47,010,000
Fannie Mae, Series P, 4.50% noncumulative | 755,000 | 9,105,000
Freddie Mac,Series Z, 8.375% noncumulative | 45,457,676 | 595,040,979
Freddie Mac,Series V, 5.57% | 2,031,012 | 24,575,000
Freddie Mac,Series X, 6.02% noncumulative | 239,000 | 3,012,000
NOTE:
Fannie Mae Series S (FNMAS) increased from 34,964,607 shares to 37,880,764 shares

Freddie Mac Series Z (FMCKJ) increased from 41,926,123 shares to 45,457,676 shares

Sources:
The Growth Fund of America - Investment portfolio - May 31, 2019
https://www.sec.gov/Archives/edgar/data/44201/000119312519205091/d779686dnportex.htm

The Growth Fund of America - 9/30/2019
https://www.capitalgroup.com/individual/investments/quarterlyholdings/agthx