NPORT-P
false
0000732697
XXXXXXXX
S000019983
C000074788
C000056041
ULTRA SERIES FUND
811-04815
0000732697
254900JPNAJ16VJV5X45
550 SCIENCE DRIVE
MADISON
53711
608-274-0300
Mid Cap Fund
S000019983
2549003E389BDUF7PS08
2025-12-31
2025-03-31
N
131048656.45
109864.89
130938791.56
0.00000000
0.00000000
0.00000000
0.00000000
0.00000000
0.00000000
0.00000000
0.00000000
0.00000000
0.00000000
0.00000000
0.00000000
0.00000000
0.00000000
N
Teledyne Technologies Inc
549300VSMO9KYQWDND94
Teledyne Technologies, Inc.
879360105
7400.00000000
NS
USD
3683054.00000000
2.812805858462
Long
EC
CORP
US
N
1
N
N
N
Expeditors International of Washington Inc
984500B055A804AB6E40
Expeditors International of Washington, Inc.
302130109
17743.00000000
NS
USD
2133595.75000000
1.629460394876
Long
EC
CORP
US
N
1
N
N
N
Liberty Broadband Corp
549300MIX43II8JLN536
Liberty Broadband Corp.
530307305
45147.00000000
NS
USD
3839752.35000000
2.932478835533
Long
EC
CORP
US
N
1
N
N
N
Trex Co Inc
N/A
Trex Co., Inc.
89531P105
62809.00000000
NS
USD
3649202.90000000
2.786953244736
Long
EC
CORP
US
N
1
N
N
N
Amphenol Corp
549300D3L3G0R4U4VT04
Amphenol Corp.
032095101
80673.00000000
NS
USD
5291342.07000000
4.041080574334
Long
EC
CORP
US
N
1
N
N
N
Brookfield Asset Management Ltd
549300CZ84WPNJZKY093
Brookfield Asset Management Ltd.
113004105
63166.00000000
NS
USD
3060392.70000000
2.337269699482
Long
EC
CORP
CA
N
1
N
N
N
Brown-Forman Corp
549300873K3LXF7ARU34
Brown-Forman Corp.
115637209
63339.00000000
NS
USD
2149725.66000000
1.641779059046
Long
EC
CORP
US
N
1
N
N
N
Arch Capital Group Ltd
549300AYR4P8AFKDCE43
Arch Capital Group Ltd.
000000000
112546.00000000
NS
USD
10824674.28000000
8.266972797774
Long
EC
CORP
BM
N
1
N
N
N
Lithia Motors Inc
SE8N1EZEHPZQBCBVKD53
Lithia Motors, Inc.
536797103
9449.00000000
NS
USD
2773659.46000000
2.118287046149
Long
EC
CORP
US
N
1
N
N
N
Microchip Technology Inc
5493007PTFULNYZJ1R12
Microchip Technology, Inc.
595017104
48315.00000000
NS
USD
2338929.15000000
1.786276719170
Long
EC
CORP
US
N
1
N
N
N
Asbury Automotive Group Inc
549300JH4DTA7U42GL91
Asbury Automotive Group, Inc.
043436104
12514.00000000
NS
USD
2763591.76000000
2.110598186430
Long
EC
CORP
US
N
1
N
N
N
CDW Corp/DE
9845001B052ABF0B6755
CDW Corp.
12514G108
28097.00000000
NS
USD
4502825.22000000
3.438877941634
Long
EC
CORP
US
N
1
N
N
N
Dollar Tree Inc
549300PMSTQITB1WHR43
Dollar Tree, Inc.
256746108
53928.00000000
NS
USD
4048374.96000000
3.091807180872
Long
EC
CORP
US
N
1
N
N
N
W R Berkley Corp
SQOAGCLKBDWNVYV1OV80
W.R. Berkley Corp.
084423102
60159.00000000
NS
USD
4280914.44000000
3.269401213343
Long
EC
CORP
US
N
1
N
N
N
Gartner Inc
PP55B5R38BFB8O8HH686
Gartner, Inc.
366651107
18242.00000000
NS
USD
7656897.08000000
5.847691878606
Long
EC
CORP
US
N
1
N
N
N
PACCAR Inc
KDTEY8BWE486IKZ3CC07
PACCAR, Inc.
693718108
54403.00000000
NS
USD
5297220.11000000
4.045569725280
Long
EC
CORP
US
N
1
N
N
N
Carlisle Cos Inc
XR64VGX1ZPX6G7ZN7Z11
Carlisle Cos., Inc.
142339100
16444.00000000
NS
USD
5599182.00000000
4.276182736446
Long
EC
CORP
US
N
1
N
N
N
Labcorp Holdings Inc
N/A
Labcorp Holdings, Inc.
504922105
18273.00000000
NS
USD
4252858.02000000
3.247974087229
Long
EC
CORP
US
N
1
N
N
N
Arista Networks Inc
635400H1WKBLOQERUU95
Arista Networks, Inc.
040413205
21709.00000000
NS
USD
1682013.32000000
1.284579840672
Long
EC
CORP
US
N
1
N
N
N
State Street Global Advisors
549300BZ5TGIFZUZDZ37
State Street Institutional US Government Money Market Fund
857492706
2928459.23000000
NS
USD
2928459.23000000
2.236510048023
Long
STIV
RF
US
N
1
N
N
N
Ross Stores Inc
549300ENZFLPGRDFZQ60
Ross Stores, Inc.
778296103
52771.00000000
NS
USD
6743606.09000000
5.150197286577
Long
EC
CORP
US
N
1
N
N
N
Cullen/Frost Bankers Inc
529900V2E9G9AY665O34
Cullen/Frost Bankers, Inc.
229899109
12589.00000000
NS
USD
1576142.80000000
1.203724871156
Long
EC
CORP
US
N
1
N
N
N
Brown & Brown Inc
549300PC8KTJ71XKFY89
Brown & Brown, Inc.
115236101
70529.00000000
NS
USD
8773807.60000000
6.700693885646
Long
EC
CORP
US
N
1
N
N
N
MKS Instruments Inc
549300KEQATBHAGVF505
MKS Instruments, Inc.
55306N104
44628.00000000
NS
USD
3576934.20000000
2.731760509918
Long
EC
CORP
US
N
1
N
N
N
Liberty Media Corp-Liberty Formula One
N/A
Liberty Media Corp.-Liberty Formula One
531229755
45940.00000000
NS
USD
4135059.40000000
3.158009441461
Long
EC
CORP
US
N
1
N
N
N
Copart Inc
549300KVYX3JWMYEHU61
Copart, Inc.
217204106
107747.00000000
NS
USD
6097402.73000000
4.656681688715
Long
EC
CORP
US
N
1
N
N
N
Kinsale Capital Group Inc
529900QTUQHNZ6HOA508
Kinsale Capital Group, Inc.
49714P108
5416.00000000
NS
USD
2636021.36000000
2.013170679669
Long
EC
CORP
US
N
1
N
N
N
Moelis & Co
549300891QNU7VTQUR83
Moelis & Co.
60786M105
40443.00000000
NS
USD
2360253.48000000
1.802562443016
Long
EC
CORP
US
N
1
N
N
N
Glacier Bancorp Inc
549300SMJAUKZB5D7V74
Glacier Bancorp, Inc.
37637Q105
34384.00000000
NS
USD
1520460.48000000
1.161199413775
Long
EC
CORP
US
N
1
N
N
N
Thor Industries Inc
254900XZO1228PDSG060
Thor Industries, Inc.
885160101
36705.00000000
NS
USD
2782606.05000000
2.125119696652
Long
EC
CORP
US
N
1
N
N
N
Waters Corp
5T547R1474YC9HOD8Q74
Waters Corp.
941848103
10264.00000000
NS
USD
3783002.48000000
2.889138073545
Long
EC
CORP
US
N
1
N
N
N
Graco Inc
4T5VJ4S81BRT6Q7GGT78
Graco, Inc.
384109104
16535.00000000
NS
USD
1380837.85000000
1.054567430742
Long
EC
CORP
US
N
1
N
N
N
Floor & Decor Holdings Inc
549300M5FR3N688XGQ36
Floor & Decor Holdings, Inc.
339750101
35724.00000000
NS
USD
2874710.28000000
2.195461135505
Long
EC
CORP
US
N
1
N
N
N
2025-04-14
ULTRA SERIES FUND
Greg Hoppe
Greg Hoppe
Chief Financial Officer
XXXX