| 2014-10-20 | National American University Holdings, Inc. | A | +2,500 sh | — | — | 22,765 |
| 2014-10-20 | National American University Holdings, Inc. | F | −661 sh | $3.11 | −$2,055.71 | 22,104 |
| 2014-10-20 | National American University Holdings, Inc. | A | +2,500 sh | — | — | 2,500 |
| 2013-10-29 | National American University Holdings, Inc. | A | +63K sh | — | — | 63,000 |
| 2013-02-11 | National American University Holdings, Inc. | M | +1,267 sh | — | — | 20,679 |
| 2013-02-11 | National American University Holdings, Inc. | F | −414 sh | $4.07 | −$1,684.98 | 20,265 |
| 2013-02-11 | National American University Holdings, Inc. | M | −1,267 sh | — | — | 0 |
| 2012-08-06 | National American University Holdings, Inc. | A | +34.1K sh | — | — | 34,100 |
| 2012-08-06 | National American University Holdings, Inc. | A | +1,407 sh | — | — | 1,407 |
| 2012-08-06 | National American University Holdings, Inc. | A | +7,500 sh | — | — | 7,500 |
| 2011-08-11 | National American University Holdings, Inc. | M | +8,500 sh | — | — | 21,660 |
| 2011-08-11 | National American University Holdings, Inc. | F | −2,248 sh | $9.62 | −$21.6K | 19,412 |
| 2011-08-11 | National American University Holdings, Inc. | M | −8,500 sh | — | — | 0 |
| 2011-08-09 | National American University Holdings, Inc. | A | +11.8K sh | — | — | 11,800 |
| 2011-08-09 | National American University Holdings, Inc. | A | +4,000 sh | — | — | 4,000 |
| 2011-05-20 | National American University Holdings, Inc. | P | ▲+143 sh | $6.89 | ▲+$985.27 | 13,160 |
| 2011-04-20 | National American University Holdings, Inc. | P | ▲+131 sh | $7.53 | ▲+$986.43 | 13,017 |
| 2011-03-21 | National American University Holdings, Inc. | P | ▲+145 sh | $6.79 | ▲+$984.55 | 12,886 |
| 2011-02-22 | National American University Holdings, Inc. | P | ▲+5 sh | $7.77 | ▲+$38.85 | 12,620 |
| 2011-02-22 | National American University Holdings, Inc. | P | ▲+10 sh | $7.78 | ▲+$77.8 | 12,630 |
| 2011-02-22 | National American University Holdings, Inc. | P | ▲+10 sh | $7.79 | ▲+$77.9 | 12,640 |
| 2011-02-22 | National American University Holdings, Inc. | P | ▲+31 sh | $7.80 | ▲+$241.8 | 12,671 |
| 2011-02-22 | National American University Holdings, Inc. | P | ▲+5 sh | $7.81 | ▲+$39.05 | 12,676 |
| 2011-02-22 | National American University Holdings, Inc. | P | ▲+15 sh | $7.82 | ▲+$117.3 | 12,691 |
| 2011-02-22 | National American University Holdings, Inc. | P | ▲+10 sh | $7.83 | ▲+$78.3 | 12,701 |
| 2011-02-22 | National American University Holdings, Inc. | P | ▲+20 sh | $7.84 | ▲+$156.8 | 12,721 |
| 2011-02-22 | National American University Holdings, Inc. | P | ▲+12 sh | $7.86 | ▲+$94.32 | 12,733 |
| 2011-02-22 | National American University Holdings, Inc. | P | ▲+8 sh | $7.88 | ▲+$63.04 | 12,741 |
| 2011-01-20 | National American University Holdings, Inc. | P | ▲+141 sh | $7.00 | ▲+$987 | 12,615 |
| 2010-12-20 | National American University Holdings, Inc. | P | ▲+143 sh | $6.88 | ▲+$983.826 | 12,474 |
| 2010-11-22 | National American University Holdings, Inc. | P | ▲+11 sh | $7.23 | ▲+$79.53 | 12,208 |
| 2010-11-22 | National American University Holdings, Inc. | P | ▲+11 sh | $7.24 | ▲+$79.64 | 12,219 |
| 2010-11-22 | National American University Holdings, Inc. | P | ▲+11 sh | $7.26 | ▲+$79.86 | 12,230 |
| 2010-11-22 | National American University Holdings, Inc. | P | ▲+11 sh | $7.28 | ▲+$80.08 | 12,241 |
| 2010-11-22 | National American University Holdings, Inc. | P | ▲+33 sh | $7.30 | ▲+$240.9 | 12,274 |
| 2010-11-22 | National American University Holdings, Inc. | P | ▲+10 sh | $7.32 | ▲+$73.2 | 12,284 |
| 2010-11-22 | National American University Holdings, Inc. | P | ▲+21 sh | $7.35 | ▲+$154.35 | 12,305 |
| 2010-11-22 | National American University Holdings, Inc. | P | ▲+15 sh | $7.45 | ▲+$111.75 | 12,320 |
| 2010-11-22 | National American University Holdings, Inc. | P | ▲+11 sh | $7.49 | ▲+$82.39 | 12,331 |
| 2010-10-20 | National American University Holdings, Inc. | P | ▲+15 sh | $6.61 | ▲+$99.15 | 12,067 |
| 2010-10-20 | National American University Holdings, Inc. | P | ▲+15 sh | $6.67 | ▲+$100.05 | 12,082 |
| 2010-10-20 | National American University Holdings, Inc. | P | ▲+5 sh | $6.69 | ▲+$33.45 | 12,087 |
| 2010-10-20 | National American University Holdings, Inc. | P | ▲+10 sh | $6.71 | ▲+$67.095 | 12,097 |
| 2010-10-20 | National American University Holdings, Inc. | P | ▲+10 sh | $6.71 | ▲+$67.1 | 12,107 |
| 2010-10-20 | National American University Holdings, Inc. | P | ▲+15 sh | $6.72 | ▲+$100.8 | 12,122 |
| 2010-10-20 | National American University Holdings, Inc. | P | ▲+4 sh | $6.76 | ▲+$27.026 | 12,126 |
| 2010-10-20 | National American University Holdings, Inc. | P | ▲+16 sh | $6.76 | ▲+$108.16 | 12,142 |
| 2010-10-20 | National American University Holdings, Inc. | P | ▲+5 sh | $6.77 | ▲+$33.85 | 12,147 |
| 2010-10-20 | National American University Holdings, Inc. | P | ▲+5 sh | $6.82 | ▲+$34.1 | 12,152 |
| 2010-10-20 | National American University Holdings, Inc. | P | ▲+5 sh | $6.83 | ▲+$34.15 | 12,157 |