Tables
A. Rewards by quote size (eligible market-days; capital ≈ S dollars)
| S shares/side |
eligible md |
% eligible |
mean $/day thin |
median comp. |
deep |
mean %/day thin |
median |
deep |
md paying (median) |
| 100 |
58 |
4% |
5.01 |
2.00 |
1.32 |
5.015 |
2.003 |
1.316 |
23 |
| 200 |
278 |
21% |
7.37 |
2.97 |
2.08 |
3.684 |
1.486 |
1.042 |
179 |
| 500 |
490 |
37% |
54.35 |
24.02 |
17.56 |
10.869 |
4.805 |
3.512 |
439 |
| 1000 |
1,090 |
83% |
119.65 |
56.59 |
42.11 |
11.965 |
5.659 |
4.211 |
988 |
| 5000 |
1,090 |
83% |
356.51 |
207.06 |
163.79 |
7.130 |
4.141 |
3.276 |
1,066 |
B. Markout by mid bucket (cents per share, fills at the touch)
| bucket |
n |
capture |
markout 5m |
15m |
60m |
net 60m |
net 60m size-w |
| 30–35¢ |
35,794 |
0.64 |
-0.32 |
-0.46 |
-0.22 |
0.81 |
0.90 |
| 35–45¢ |
87,557 |
0.64 |
-0.31 |
-0.44 |
-0.38 |
0.95 |
0.78 |
| 45–55¢ |
81,920 |
0.65 |
-0.14 |
-0.13 |
-0.19 |
0.80 |
0.32 |
| 55–65¢ |
68,626 |
0.68 |
-0.23 |
-0.41 |
-0.74 |
1.37 |
1.15 |
| 65–80¢ |
73,632 |
0.68 |
-0.32 |
-0.47 |
-1.28 |
1.92 |
0.19 |
C. Net per market-day (% of capital per day)
| S |
md |
turnover/day |
rewards (median comp.) |
capture |
markout |
rebate |
net thin |
net median |
net deep |
days>0 (median) |
| 100 |
58 |
3.31 |
2.003 |
2.338 |
-0.550 |
0.738 |
8.641 |
5.629 |
4.942 |
67% |
| 200 |
278 |
2.11 |
1.486 |
1.745 |
-0.424 |
0.487 |
6.340 |
4.143 |
3.698 |
71% |
| 500 |
490 |
1.98 |
4.805 |
1.553 |
-0.112 |
0.406 |
12.941 |
6.876 |
5.584 |
90% |
| 1000 |
1,090 |
1.92 |
5.659 |
1.403 |
-0.098 |
0.424 |
13.890 |
7.584 |
6.135 |
88% |
| 5000 |
1,090 |
1.41 |
4.141 |
1.007 |
-0.042 |
0.313 |
8.492 |
5.503 |
4.638 |
92% |