News + Filings Holdings
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Yorktown Management & Research Co Inc
> RTP
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2023 | RIO TINTO LTD | RTP | 4,900 | 4,900 | 312,816,000 | 312,816,000 | $63,840.00 |
| 06/30/2020 | RIO TINTO LTD | RTP | 0 | -6,700 | 0 | -305,000 | |
| 03/31/2020 | RIO TINTO LTD | RTP | 6,700 | -6,300 | 305,000 | -467,000 | $45.52 |
| 12/31/2019 | RIO TINTO LTD | RTP | 13,000 | 0 | 772,000 | 95,000 | $59.38 |
| 09/30/2019 | RIO TINTO LTD | RTP | 13,000 | 0 | 677,000 | -133,000 | $52.08 |
| 06/30/2019 | RIO TINTO LTD | RTP | 13,000 | 0 | 810,000 | 45,000 | $62.31 |
| 03/31/2019 | RIO TINTO LTD | RTP | 13,000 | 3,000 | 765,000 | 280,000 | $58.85 |
| 12/31/2018 | RIO TINTO LTD | RTP | 10,000 | -5,100 | 485,000 | -285,000 | $48.50 |
| 09/30/2018 | RIO TINTO LTD | RTP | 15,100 | -10,000 | 770,000 | -623,000 | $50.99 |
| 06/30/2018 | RIO TINTO LTD | RTP | 25,100 | 0 | 1,393,000 | 100,000 | $55.50 |
| 03/31/2018 | RIO TINTO LTD | RTP | 25,100 | 20,000 | 1,293,000 | 1,023,000 | $51.51 |
| 12/31/2017 | RIO TINTO LTD | RTP | 5,100 | 0 | 270,000 | 29,000 | $52.94 |
| 09/30/2017 | RIO TINTO LTD | RTP | 5,100 | 5,100 | 241,000 | 241,000 | $47.25 |
| 09/30/2011 | RIO TINTO LTD | RTP | 0 | -3,200 | 0 | -231,000 | |
| 06/30/2011 | RIO TINTO LTD | RTP | 3,200 | 0 | 231,000 | 3,000 | $72.19 |
| 03/31/2011 | RIO TINTO LTD | RTP | 3,200 | 0 | 228,000 | -1,000 | $71.25 |
| 12/31/2010 | RIO TINTO LTD | RTP | 3,200 | 3,200 | 229,000 | 229,000 | $71.56 |
| 09/30/2008 | RIO TINTO LTD | RTP | 0 | -1,700 | 0 | -700,000 | |
| 03/31/2008 | RIO TINTO LTD | RTP | 1,700 | 0 | 700,000 | -14,000 | $411.76 |
| 12/31/2007 | RIO TINTO LTD | RTP | 1,700 | 1,700 | 714,000 | 714,000 | $420.00 |
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