| 2020-02-01 | Discover Financial Services | A | +13.6K sh | — | — | 53,975 |
| 2020-02-01 | Discover Financial Services | F | −7,469 sh | $75.13 | −$561K | 46,506 |
| 2020-01-27 | Discover Financial Services | S | ▼−15K sh | $74.21 | ▼−$1.11M | 40,412 |
| 2020-01-22 | Discover Financial Services | A | +8,123 sh | — | — | 55,412 |
| 2019-02-20 | Discover Financial Services | A | +9,215 sh | — | — | 40,141 |
| 2019-02-05 | Discover Financial Services | S | ▼−8,000 sh | $69.18 | ▼−$553K | 30,926 |
| 2019-02-01 | Discover Financial Services | F | −15.1K sh | $68.40 | −$1.04M | 38,926 |
| 2019-02-01 | Discover Financial Services | F | −7,997 sh | $68.40 | −$547K | 46,074 |
| 2019-01-21 | Discover Financial Services | A | +15K sh | — | — | 54,071 |
| 2018-02-22 | Discover Financial Services | A | +7,428 sh | — | — | 39,068 |
| 2018-02-01 | Discover Financial Services | F | −7,238 sh | $80.62 | −$584K | 31,640 |
| 2018-01-29 | Discover Financial Services | S | ▼−12.5K sh | $81.46 | ▼−$1.02M | 38,878 |
| 2018-01-25 | Discover Financial Services | A | +12.8K sh | — | — | 51,378 |
| 2017-02-22 | Discover Financial Services | A | +7,728 sh | — | — | 38,607 |
| 2017-02-01 | Discover Financial Services | A | +7,991 sh | $68.77 | +$550K | 33,810 |
| 2017-02-01 | Discover Financial Services | F | −6,563 sh | $68.77 | −$451K | 27,247 |
| 2017-02-01 | Discover Financial Services | A | +11.6K sh | $68.77 | +$799K | 37,442 |
| 2017-02-01 | Discover Financial Services | F | −6,563 sh | $68.77 | −$451K | 30,879 |
| 2017-01-27 | Discover Financial Services | S | ▼−12.1K sh | $69.03 | ▼−$832K | 25,819 |
| 2016-04-21 | Discover Financial Services | S | ▼−14.5K sh | $56.51 | ▼−$819K | 37,875 |
| 2016-02-01 | Discover Financial Services | A | +23.1K sh | — | — | 63,916 |
| 2016-02-01 | Discover Financial Services | F | −11.5K sh | $46.05 | −$531K | 52,375 |
| 2016-01-22 | Discover Financial Services | A | +9,261 sh | — | — | 40,774 |
| 2016-01-02 | Discover Financial Services | F | −1,060 sh | $53.62 | −$56.8K | 31,513 |
| 2015-11-02 | Discover Financial Services | M | +2,614 sh | $26.68 | +$69.8K | 35,187 |
| 2015-11-02 | Discover Financial Services | S | ▼−2,614 sh | $56.20 | ▼−$147K | 32,573 |
| 2015-11-02 | Discover Financial Services | I | −991.57 sh | $56.28 | −$55.8K | 0 |
| 2015-11-02 | Discover Financial Services | M | −2,614 sh | — | — | 0 |
| 2015-02-01 | Discover Financial Services | F | −2,551 sh | $54.38 | −$139K | 32,573 |
| 2015-01-26 | Discover Financial Services | S | ▼−25K sh | $56.33 | ▼−$1.41M | 35,124 |
| 2015-01-22 | Discover Financial Services | A | +6,978 sh | — | — | 60,124 |
| 2015-01-02 | Discover Financial Services | A | +30.6K sh | — | — | 68,381 |
| 2015-01-02 | Discover Financial Services | F | −15.2K sh | $65.36 | −$996K | 53,146 |
| 2014-02-01 | Discover Financial Services | F | −1,610 sh | $53.65 | −$86.4K | 37,823 |
| 2014-01-28 | Discover Financial Services | S | ▼−29.1K sh | $54.25 | ▼−$1.58M | 40,363 |
| 2014-01-28 | Discover Financial Services | G | −930 sh | — | — | 39,433 |
| 2014-01-22 | Discover Financial Services | A | +6,457 sh | — | — | 69,433 |
| 2014-01-03 | Discover Financial Services | A | +31.1K sh | — | — | 81,485 |
| 2014-01-03 | Discover Financial Services | F | −18.5K sh | $55.36 | −$1.02M | 62,976 |
| 2013-01-22 | Discover Financial Services | A | +10.3K sh | — | — | 50,349 |
| 2013-01-04 | Discover Financial Services | F | −6,009 sh | $39.53 | −$238K | 40,064 |
| 2012-12-26 | Discover Financial Services | S | ▼−4,989 sh | $38.71 | ▼−$193K | 46,073 |
| 2012-03-23 | Discover Financial Services | M | +6,025 sh | $14.49 | +$87.3K | 71,854 |
| 2012-03-23 | Discover Financial Services | S | ▼−6,025 sh | $32.31 | ▼−$195K | 65,829 |
| 2012-03-23 | Discover Financial Services | M | +7,151 sh | $18.87 | +$135K | 72,980 |
| 2012-03-23 | Discover Financial Services | S | ▼−7,151 sh | $32.31 | ▼−$231K | 65,829 |
| 2012-03-23 | Discover Financial Services | M | +95.6K sh | $18.05 | +$1.73M | 161,422 |
| 2012-03-23 | Discover Financial Services | S | ▼−95.6K sh | $32.40 | ▼−$3.1M | 65,829 |
| 2012-03-23 | Discover Financial Services | S | ▼−14.8K sh | $32.57 | ▼−$481K | 51,062 |
| 2012-03-23 | Discover Financial Services | M | −6,025 sh | — | — | 0 |