|
Institutional
Class |
Investor
Class |
Class
L |
Management
Fees |
|
|
|
Distribution
and Service (12b-1) Fees |
|
|
|
Total
Other Expenses |
|
|
|
Shareholder
Services Fees |
|
|
|
Other
Expenses |
|
|
|
Total
Annual Fund Operating Expenses |
|
|
|
Fee
Waiver and Expense Reimbursement1
|
|
|
|
Total
Annual Fund Operating Expenses After Fee Waiver and Expense
Reimbursement |
|
|
|
|
1
Year |
3
Years |
5
Years |
10
Years |
Institutional
Class |
$ |
$ |
$ |
$ |
Investor
Class |
$ |
$ |
$ |
$ |
Class
L |
$ |
$ |
$ |
$ |
|
|
|
|
|
|
|
|
|
|
One
Year |
Five
Years |
Ten
Years |
Since
Inception |
Inception
Date |
Institutional
Class |
- |
|
|
|
|
Investor
Class |
- |
|
|
|
|
S&P
MidCap 400®
Index (reflects no deduction for fees,
expenses
or taxes) |
- |
|
|
|
|
Class
L |
- |
|
|
|
|
S&P
MidCap 400®
Index (reflects no deduction for fees,
expenses
or taxes) |
- |
|
|
|
|
Name |
Title |
Portfolio
Manager of Fund
Since |
Nicola
Dowdall |
Head
of ETFs & Affiliates |
2016 |
Michael
Lynch, CFA |
Head
of Indexed Equities |
2016 |
Peter
Leonard, CFA |
Head
of Passive Solutions & ESG |
2016 |
|
|
Income
(Loss) from Investment Operations:
|
|
Less
Distributions:
|
|
| |||
|
Net
asset value,
beginning
of year
|
Net
investment
income(a)
|
Net
realized
and
unrealized
gain
(loss)
|
Total
from
investment
operations
|
From
net
investment
income
|
From
net
realized
gains
|
Total
Distributions
|
Net
asset value,
end
of year
|
Total
Return
(b)(c)
|
Investor
Class
|
|
|
|
|
|
|
|
|
|
12/31/2022
|
$20.90
|
0.22
|
(3.07)
|
(2.85)
|
(0.08)
|
(0.67)
|
(0.75)
|
$17.30
|
(13.55%)
|
12/31/2021
|
$17.74
|
0.18
|
4.07
|
4.25
|
(0.29)
|
(0.80)
|
(1.09)
|
$20.90
|
24.01%
|
12/31/2020
|
$16.65
|
0.18
|
1.93
|
2.11
|
(0.16)
|
(0.86)
|
(1.02)
|
$17.74
|
13.10%
|
12/31/2019
|
$13.77
|
0.19
|
3.31
|
3.50
|
(0.05)
|
(0.57)
|
(0.62)
|
$16.65
|
25.49%
|
12/31/2018
|
$16.81
|
0.19
|
(2.11)
|
(1.92)
|
(0.11)
|
(1.01)
|
(1.12)
|
$13.77
|
(11.56%)
|
Class
L
|
|
|
|
|
|
|
|
|
|
12/31/2022
|
$10.63
|
0.10
|
(1.58)
|
(1.48)
|
(0.15)
|
(0.67)
|
(0.82)
|
$8.33
|
(13.74%)
|
12/31/2021
|
$9.48
|
0.07
|
2.17
|
2.24
|
(0.29)
|
(0.80)
|
(1.09)
|
$10.63
|
23.71%
|
12/31/2020
|
$9.27
|
0.07
|
1.06
|
1.13
|
(0.06)
|
(0.86)
|
(0.92)
|
$9.48
|
13.12%
|
12/31/2019
|
$7.95
|
0.09
|
1.90
|
1.99
|
(0.10)
|
(0.57)
|
(0.67)
|
$9.27
|
25.14%
|
12/31/2018
|
$10.35
|
0.12
|
(1.31)
|
(1.19)
|
(0.20)
|
(1.01)
|
(1.21)
|
$7.95
|
(11.75%)
|
Institutional
Class
|
|
|
|
|
|
|
|
|
|
12/31/2022
|
$9.89
|
0.13
|
(1.46)
|
(1.33)
|
(0.19)
|
(0.67)
|
(0.86)
|
$7.70
|
(13.18%)
|
12/31/2021
|
$8.92
|
0.12
|
2.05
|
2.17
|
(0.40)
|
(0.80)
|
(1.20)
|
$9.89
|
24.45%
|
12/31/2020
|
$8.92
|
0.12
|
1.00
|
1.12
|
(0.26)
|
(0.86)
|
(1.12)
|
$8.92
|
13.49%
|
12/31/2019
|
$7.68
|
0.14
|
1.84
|
1.98
|
(0.17)
|
(0.57)
|
(0.74)
|
$8.92
|
25.96%
|
12/31/2018
|
$10.01
|
0.15
|
(1.24)
|
(1.09)
|
(0.23)
|
(1.01)
|
(1.24)
|
$7.68
|
(11.22%) |
|
Net
assets,
end
of year
(000)
|
Ratio
of expenses
to
average net assets
(before
reimbursement
and/or
waiver, if applicable)
|
Ratio
of expenses
to
average net assets
(after
reimbursement
and/or
waiver, if applicable)
|
|
Ratio
of net investment income
to
average net assets
(after
reimbursement
and/or
waiver, if applicable)
|
Portfolio
turnover
rate(d)
|
Supplemental
Data and Ratios
|
|
|
|
|
|
|
Investor
Class
|
|
|
|
|
|
|
12/31/2022
|
$779,826
|
0.55%
|
0.55%
|
|
1.22%
|
27%
|
12/31/2021
|
$615,786
|
0.56%
|
0.55%
|
|
0.88%
|
25%
|
12/31/2020
|
$240,113
|
0.56%
|
0.55%
|
|
1.17%
|
27%
|
12/31/2019
|
$252,895
|
0.55%
|
0.55%
|
|
1.22%
|
16%
|
12/31/2018
|
$274,730
|
0.55%
|
0.55%
|
|
1.12%
|
25%
|
Class
L
|
|
|
|
|
|
|
12/31/2022
|
$44,374
|
0.87%
|
0.80%
|
|
1.11%
|
27%
|
12/31/2021
|
$630
|
1.54%
|
0.80%
|
|
0.60%
|
25%
|
12/31/2020
|
$542
|
0.96%
|
0.80%
|
|
0.87%
|
27%
|
12/31/2019
|
$13,067
|
1.08%
|
0.80%
|
|
1.00%
|
16%
|
12/31/2018
|
$4,711
|
2.26%
|
0.78%
|
|
1.25%
|
25%
|
Institutional
Class
|
|
|
|
|
|
|
12/31/2022
|
$451,581
|
0.19%
|
0.19%
|
|
1.55%
|
27%
|
12/31/2021
|
$516,781
|
0.19%
|
0.19%
|
|
1.20%
|
25%
|
12/31/2020
|
$486,108
|
0.19%
|
0.19%
|
|
1.53%
|
27%
|
12/31/2019
|
$502,829
|
0.19%
|
0.19%
|
|
1.59%
|
16%
|
12/31/2018
|
$452,064
|
0.19%
|
0.19%
|
|
1.49%
|
25% |
(a)
|
Per
share amounts are based upon average shares outstanding.
|
(b)
|
Total
return does not include any fees or expenses of variable insurance
contracts, if applicable. If such fees or expenses were included, the
return shown
would
have been lower.
|
(c)
|
Total
return shown net of expenses reimbursed and/or waived, if applicable.
Without the expense reimbursement and/or waiver, the return shown would
have
been
lower.
|
(d)
|
Portfolio
turnover is calculated at the Fund
level. |