| 2017-02-21 | Heritage-Crystal Clean, Inc. | A | +25.6K sh | — | — | 29,716 |
| 2017-02-15 | Heritage-Crystal Clean, Inc. | S | ▼−10K sh | $15.01 | ▼−$150K | 990,683 |
| 2017-02-10 | Heritage-Crystal Clean, Inc. | S | ▼−9,141 sh | $15.10 | ▼−$138K | 1,000,683 |
| 2017-02-09 | Heritage-Crystal Clean, Inc. | S | ▼−6,185 sh | $15.00 | ▼−$92.8K | 1,009,824 |
| 2017-02-08 | Heritage-Crystal Clean, Inc. | S | ▼−5,242 sh | $15.00 | ▼−$78.6K | 1,016,009 |
| 2017-02-02 | Heritage-Crystal Clean, Inc. | S | ▼−13.9K sh | $14.95 | ▼−$208K | 1,021,251 |
| 2017-02-01 | Heritage-Crystal Clean, Inc. | S | ▼−25K sh | $14.87 | ▼−$372K | 1,035,168 |
| 2017-01-31 | Heritage-Crystal Clean, Inc. | S | ▼−100 sh | $15.00 | ▼−$1,500 | 1,060,168 |
| 2017-01-30 | Heritage-Crystal Clean, Inc. | S | ▼−759 sh | $15.00 | ▼−$11.4K | 1,060,268 |
| 2017-01-27 | Heritage-Crystal Clean, Inc. | S | ▼−3,414 sh | $15.00 | ▼−$51.2K | 1,061,027 |
| 2017-01-26 | Heritage-Crystal Clean, Inc. | S | ▼−25K sh | $15.01 | ▼−$375K | 1,064,441 |
| 2017-01-25 | Heritage-Crystal Clean, Inc. | S | ▼−25K sh | $15.19 | ▼−$380K | 1,089,441 |
| 2017-01-24 | Heritage-Crystal Clean, Inc. | S | ▼−25K sh | $15.02 | ▼−$376K | 1,114,441 |
| 2017-01-05 | Heritage-Crystal Clean, Inc. | S | ▼−1,124 sh | $15.50 | ▼−$17.4K | 1,139,441 |
| 2017-01-04 | Heritage-Crystal Clean, Inc. | S | ▼−2,476 sh | $15.50 | ▼−$38.4K | 1,140,565 |
| 2017-01-01 | Heritage-Crystal Clean, Inc. | F | −5,070 sh | $15.70 | −$79.6K | 4,158 |
| 2016-12-15 | Heritage-Crystal Clean, Inc. | S | ▼−12.2K sh | $14.76 | ▼−$180K | 1,143,041 |
| 2016-12-14 | Heritage-Crystal Clean, Inc. | S | ▼−2,700 sh | $14.95 | ▼−$40.4K | 1,155,211 |
| 2016-12-13 | Heritage-Crystal Clean, Inc. | S | ▼−16.9K sh | $15.40 | ▼−$260K | 1,157,911 |
| 2016-12-12 | Heritage-Crystal Clean, Inc. | S | ▼−13.4K sh | $15.40 | ▼−$207K | 1,174,783 |
| 2016-12-09 | Heritage-Crystal Clean, Inc. | S | ▼−11.6K sh | $15.87 | ▼−$183K | 1,188,230 |
| 2016-11-25 | Heritage-Crystal Clean, Inc. | S | ▼−10.6K sh | $16.00 | ▼−$170K | 1,199,783 |
| 2016-11-23 | Heritage-Crystal Clean, Inc. | S | ▼−4,355 sh | $16.00 | ▼−$69.7K | 1,210,428 |
| 2016-11-15 | Heritage-Crystal Clean, Inc. | S | ▼−10K sh | $15.00 | ▼−$150K | 1,214,783 |
| 2016-11-10 | Heritage-Crystal Clean, Inc. | S | ▼−9,141 sh | $14.00 | ▼−$128K | 9,228 |
| 2016-11-09 | Heritage-Crystal Clean, Inc. | S | ▼−1,427 sh | $14.00 | ▼−$20K | 18,369 |
| 2016-11-09 | Heritage-Crystal Clean, Inc. | S | ▼−4,758 sh | $13.20 | ▼−$62.8K | 1,224,783 |
| 2016-11-08 | Heritage-Crystal Clean, Inc. | S | ▼−5,242 sh | $13.56 | ▼−$71.1K | 1,229,541 |
| 2016-08-31 | Heritage-Crystal Clean, Inc. | S | ▼−5,292 sh | $14.01 | ▼−$74.1K | 19,796 |
| 2015-01-01 | Heritage-Crystal Clean, Inc. | F | −7,168 sh | $12.33 | −$88.4K | 1,260,666 |
| 2015-01-01 | Heritage-Crystal Clean, Inc. | F | −7,963 sh | $12.33 | −$98.2K | 1,259,871 |
| 2014-02-20 | Heritage-Crystal Clean, Inc. | A | +27.7K sh | — | — | 1,267,834 |
| 2014-01-01 | Heritage-Crystal Clean, Inc. | F | −5,530 sh | $20.49 | −$113K | 1,241,262 |
| 2014-01-01 | Heritage-Crystal Clean, Inc. | F | −6,640 sh | $20.49 | −$136K | 1,240,152 |
| 2013-03-05 | Heritage-Crystal Clean, Inc. | S | ▼−1,303 sh | $14.80 | ▼−$19.3K | 1,246,792 |
| 2013-03-04 | Heritage-Crystal Clean, Inc. | S | ▼−3,346 sh | $14.81 | ▼−$49.6K | 1,248,095 |
| 2013-03-01 | Heritage-Crystal Clean, Inc. | S | ▼−3,653 sh | $14.75 | ▼−$53.9K | 1,251,441 |
| 2013-02-28 | Heritage-Crystal Clean, Inc. | S | ▼−3,407 sh | $14.85 | ▼−$50.6K | 1,255,094 |
| 2013-02-26 | Heritage-Crystal Clean, Inc. | S | ▼−5,351 sh | $15.10 | ▼−$80.8K | 1,258,501 |
| 2013-01-01 | Heritage-Crystal Clean, Inc. | F | −5,470 sh | $15.01 | −$82.1K | 1,263,852 |
| 2012-04-18 | Heritage-Crystal Clean, Inc. | M | −11.4K sh | — | — | 11,437 |
| 2012-04-18 | Heritage-Crystal Clean, Inc. | M | +11.4K sh | $7.33 | +$83.8K | 1,269,322 |
| 2012-04-12 | Heritage-Crystal Clean, Inc. | S | ▼−6,760 sh | $22.00 | ▼−$149K | 1,257,885 |
| 2012-04-11 | Heritage-Crystal Clean, Inc. | S | ▼−740 sh | $22.00 | ▼−$16.3K | 1,264,645 |
| 2012-04-11 | Heritage-Crystal Clean, Inc. | M | +52.2K sh | $11.50 | +$601K | 1,317,619 |
| 2012-04-11 | Heritage-Crystal Clean, Inc. | S | ▼−52.2K sh | $21.71 | ▼−$1.13M | 1,265,385 |
| 2012-04-11 | Heritage-Crystal Clean, Inc. | M | −52.2K sh | — | — | 254,590 |
| 2012-04-03 | Heritage-Crystal Clean, Inc. | M | −37.5K sh | — | — | 306,824 |
| 2012-04-03 | Heritage-Crystal Clean, Inc. | M | +37.5K sh | $11.50 | +$431K | 1,302,885 |
| 2012-04-03 | Heritage-Crystal Clean, Inc. | S | ▼−37.5K sh | $21.59 | ▼−$810K | 1,265,385 |