| 2015-09-16 | Surgical Care Affiliates, Inc. | A | +1,305 sh | — | — | 18,073 |
| 2015-08-28 | Surgical Care Affiliates, Inc. | M | +11.7K sh | $10.25 | +$120K | 20,035 |
| 2015-08-28 | Surgical Care Affiliates, Inc. | M | −11.7K sh | — | — | 0 |
| 2015-08-28 | Surgical Care Affiliates, Inc. | F | −3,267 sh | $36.73 | −$120K | 16,768 |
| 2015-06-04 | Surgical Care Affiliates, Inc. | A | +1,956 sh | — | — | 8,328 |
| 2015-04-01 | Surgical Care Affiliates, Inc. | S | ▼−10K sh | $32.00 | ▼−$320K | 6,372 |
| 2015-04-01 | Surgical Care Affiliates, Inc. | M | +10K sh | $10.25 | +$103K | 16,381 |
| 2015-04-01 | Surgical Care Affiliates, Inc. | M | −10K sh | — | — | 1,698 |
| 2014-12-11 | Surgical Care Affiliates, Inc. | A | +2,336 sh | — | — | 6,372 |
| 2010-11-01 | Alliance HealthCare Services, Inc | P | ▲+25.3K sh | $3.96 | ▲+$100K | 1,759,258 |
| 2010-11-01 | Alliance HealthCare Services, Inc | P | ▲+342K sh | $3.96 | ▲+$1.35M | 24,902,611 |
| 2010-11-01 | Alliance HealthCare Services, Inc | P | ▲+2,531 sh | $3.96 | ▲+$10K | 175,949 |
| 2010-11-01 | Alliance HealthCare Services, Inc | P | ▲+5,061 sh | $3.96 | ▲+$20K | 351,899 |
| 2010-10-29 | Alliance HealthCare Services, Inc | P | ▲+547K sh | $3.77 | ▲+$2.06M | 24,560,510 |
| 2010-10-29 | Alliance HealthCare Services, Inc | P | ▲+4,049 sh | $3.77 | ▲+$15.3K | 173,418 |
| 2010-10-29 | Alliance HealthCare Services, Inc | P | ▲+8,098 sh | $3.77 | ▲+$30.5K | 346,838 |
| 2010-10-29 | Alliance HealthCare Services, Inc | P | ▲+40.5K sh | $3.77 | ▲+$153K | 1,733,951 |
| 2010-08-30 | Alliance HealthCare Services, Inc | S | ▼−21.6K sh | $3.88 | ▼−$83.7K | 1,693,460 |
| 2010-08-30 | Alliance HealthCare Services, Inc | P | ▲+7,193 sh | $3.88 | ▲+$27.9K | 169,369 |
| 2010-08-30 | Alliance HealthCare Services, Inc | P | ▲+14.4K sh | $3.88 | ▲+$55.8K | 338,740 |
| 2010-08-16 | Alliance HealthCare Services, Inc | P | ▲+45.6K sh | $4.50 | ▲+$205K | 24,013,148 |
| 2010-08-16 | Alliance HealthCare Services, Inc | P | ▲+3,375 sh | $4.50 | ▲+$15.2K | 1,715,040 |
| 2010-08-16 | Alliance HealthCare Services, Inc | P | ▲+675 sh | $4.50 | ▲+$3,034.125 | 324,353 |
| 2010-08-16 | Alliance HealthCare Services, Inc | P | ▲+337 sh | $4.50 | ▲+$1,514.815 | 162,176 |
| 2010-08-13 | Alliance HealthCare Services, Inc | P | ▲+3,256 sh | $4.50 | ▲+$14.7K | 1,711,665 |
| 2010-08-13 | Alliance HealthCare Services, Inc | P | ▲+3,678 sh | $4.50 | ▲+$16.6K | 323,678 |
| 2010-08-13 | Alliance HealthCare Services, Inc | P | ▲+1,839 sh | $4.50 | ▲+$8,275.5 | 161,839 |
| 2010-08-13 | Alliance HealthCare Services, Inc | P | ▲+91.2K sh | $4.50 | ▲+$411K | 23,967,535 |
| 2010-08-03 | Alliance HealthCare Services, Inc | P | ▲+44.5K sh | $4.25 | ▲+$189K | 23,876,308 |
| 2010-08-03 | Alliance HealthCare Services, Inc | P | ▲+4,278 sh | $4.25 | ▲+$18.2K | 1,708,409 |
| 2010-08-02 | Alliance HealthCare Services, Inc | P | ▲+9,163 sh | $4.25 | ▲+$38.9K | 1,704,131 |
| 2010-08-02 | Alliance HealthCare Services, Inc | P | ▲+95.3K sh | $4.25 | ▲+$405K | 23,831,824 |
| 2010-07-30 | Alliance HealthCare Services, Inc | P | ▲+988K sh | $3.92 | ▲+$3.87M | 23,736,537 |
| 2010-07-30 | Alliance HealthCare Services, Inc | P | ▲+95K sh | $3.92 | ▲+$372K | 1,694,968 |