U. S. SEC Fail-to-Deliver ReportsLarry60
On the U. S. OTC they do a better job of publishing failed trades to the public. Here is an example of a failed Tudor trade from last month. 10,000+ shares is a pretty big number for a Tudor OTC trade on most days.
20240520|89901T109|TDRRF|10606|TUDOR GOLD CORP COM NEW|0.59
Here's a Teuton failed trade from the same week also nearly 10k shares
20240522|88162H200|TEUTF|9900|TEUTON RES CORP COM STK NEW (C|1.04
And of course our good friends over at American Creek
20240521|025288309|ACKRF|56469|AMERICAN CREEK RES LTD COM NEW|0.10
Hope this helps