# EDGAR Filing Document

**Accession Number:** 0000732697
**File Stem:** 0001752724-23-026671
**Filing Date:** 2023-2
**Character Count:** 10807
**Document Hash:** 3496f4ca7ae82bec4570a96bacecf468
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001752724-23-026671.hdr.sgml**: 20230216

**ACCESSION NUMBER**: 0001752724-23-026671

**CONFORMED SUBMISSION TYPE**: NPORT-P

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20221231

**FILED AS OF DATE**: 20230216

**DATE AS OF CHANGE**: 20230216

**PERIOD START**: 20221231

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** ULTRA SERIES FUND
- **CENTRAL INDEX KEY:** 0000732697
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** MA
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** NPORT-P
- **SEC ACT:** 1940 Act
- **SEC FILE NUMBER:** 811-04815
- **FILM NUMBER:** 23638486

**BUSINESS ADDRESS:**
- **STREET 1:** 550 SCIENCE DRIVE
- **CITY:** MADISON
- **STATE:** WI
- **ZIP:** 53711
- **BUSINESS PHONE:** 6082740300

**MAIL ADDRESS:**
- **STREET 1:** 550 SCIENCE DRIVE
- **CITY:** MADISON
- **STATE:** WI
- **ZIP:** 53711

## Series and Classes Contracts Data

### Conservative Allocation Fund (Series ID: S000019999)

| Class ID   | Class Name                            | Ticker Symbol   |
|:---|:---|:---|
| C000056077 | Conservative Allocation Fund Class I  |  |
| C000074791 | Conservative Allocation Fund Class II |  |

## Form NPORT-P: Monthly Portfolio Investments Report

### NPORT-P: Part A: General Information

**Item A.1. Information about the Registrant.**

- **a. Name of Registrant:** ULTRA SERIES FUND

- **b. Investment Company Act file number:** 811-04815

- **c. CIK number of Registrant:** 0000732697

- **d. LEI of Registrant:** 254900JPNAJ16VJV5X45

- **e. Address and telephone number of Registrant.**

  - **Street Address 1:** 550 SCIENCE DRIVE

  - **City:** MADISON

  - **State:** WI

  - **Foreign country:** US

  - **Zip / Postal Code:** 53711

  - **Telephone number:** 608-274-0300

**Item A.2. Information about the Series.**

- **a. Name of Series:** Conservative Allocation Fund

- **b. EDGAR series identifier (if any):** S000019999

- **c. LEI of Series:** 254900EXJCTZPCW7T187

**Item A.3. Reporting period.**

- **a. Date of fiscal year-end:** 2022-12-31

- **b. Date as of which information is reported:** 2022-12-31

**Item A.4. Final filing**

Does the Fund anticipate that this will be its final filing on Form N-PORT? **No**

### Fund Information

**Total Assets:** $116392911.87

**Total Liabilities:** $1003195.89

**Net Assets:** $115389715.98

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000074791 | 1.41%                | 4.02%                | -1.70%               |
| Class ID C000056077 | 1.43%                | 4.04%                | -1.68%               |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $-1092178.42             | $2577826.78                                |
| Month 2  | $-97456.23               | $4595449.81                                |
| Month 3  | $-715878.92              | $-2557431.55                               |

### Schedule of Portfolio Investments

| Name                                                            | Title                                                                       | Identifiers                                   | Payoff Profile   | Asset Category   | Issuer Category   | Country   |   Balance | Units   | Value (USD)   | % of Net Assets   | Maturity Date   | Coupon Type   | Annualized Rate (%)   | Restricted?   |   Fair Value Level | Lending Status   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF | Invesco Optimum Yield Diversified Commodity Strategy No. K-1 ETF            | CUSIP: 46090F100<br>LEI: 549300FMDZNC0BEIYQ10 | Long             | EC               | RF                | US        |     35142 | NS      | $519398.76    | 0.45%             |  |  |  | No            |                  1 | On Loan: No      |
| State Street Global Advisors                                    | State Street Navigator Securities Lending Government Money Market Portfolio | CUSIP: 857492706<br>LEI: 5493008BJIBKQ5KTIF74 | Long             | STIV             | RF                | US        |    950818 | NS      | $950817.50    | 0.82%             |  |  |  | No            |                  1 | On Loan: No      |
| State Street Global Advisors                                    | State Street Institutional US Government Money Market Fund                  | CUSIP: 857492706<br>LEI: 549300BZ5TGIFZUZDZ37 | Long             | STIV             | RF                | US        |   9146643 | NS      | $9146642.83   | 7.93%             |  |  |  | No            |                  1 | On Loan: No      |
| Distillate US Fundamental Stability & Value ETF                 | Distillate U.S. Fundamental Stability & Value ETF                           | CUSIP: 26922A321<br>LEI: 5493002W0E8K4UD8QD78 | Long             | EC               | RF                | US        |    108383 | NS      | $4422026.40   | 3.83%             |  |  |  | No            |                  1 | On Loan: —       |
| VanEck Gold Miners ETF/USA                                      | VanEck Gold Miners ETF                                                      | CUSIP: 92189F106<br>LEI: 54930031TORTKAM9TJ98 | Long             | EC               | RF                | US        |     24846 | NS      | $712086.36    | 0.62%             |  |  |  | No            |                  1 | On Loan: No      |
| Energy Select Sector SPDR Fund                                  | Energy Select Sector SPDR Fund                                              | CUSIP: 81369Y506<br>LEI: 54930064FLK0RD4TRU75 | Long             | EC               | RF                | US        |     19871 | NS      | $1738116.37   | 1.51%             |  |  |  | No            |                  1 | On Loan: No      |
| Vanguard Information Technology ETF                             | Vanguard Information Technology ETF                                         | CUSIP: 92204A702<br>LEI: J2NTZGJBERBYMUMBIE74 | Long             | EC               | RF                | US        |     18027 | NS      | $5758004.07   | 4.99%             |  |  |  | No            |                  1 | On Loan: —       |
| Madison Investors Fund                                          | Madison Investors Fund                                                      | CUSIP: 557492386<br>LEI: 5493000V85LMHCOTG216 | Long             | EC               | RF                | US        |    324573 | NS      | $7422979.14   | 6.43%             |  |  |  | No            |                  1 | On Loan: No      |
| Vanguard FTSE All-World ex-US ETF                               | Vanguard FTSE All-World ex-U.S. ETF                                         | CUSIP: 922042775<br>LEI: DHT9U5XH2TTB8CZQX861 | Long             | EC               | RF                | US        |     76981 | NS      | $3859827.34   | 3.35%             |  |  |  | No            |                  1 | On Loan: No      |
| iShares Core S&P Small-Cap ETF                                  | iShares Core S&P Small-Cap ETF                                              | CUSIP: 464287804<br>LEI: 549300BZQ17QYN750B25 | Long             | EC               | RF                | US        |     18884 | NS      | $1787181.76   | 1.55%             |  |  |  | No            |                  1 | On Loan: No      |
| Vanguard Short-Term Corporate Bond ETF                          | Vanguard Short-Term Corporate Bond ETF                                      | CUSIP: 92206C409<br>LEI: GW69FWO1NUHCKLV98X51 | Long             | EC               | RF                | US        |    116504 | NS      | $8759935.76   | 7.59%             |  |  |  | No            |                  1 | On Loan: No      |
| Schwab Intermediate-Term U.S. Treasury ETF                      | Schwab Intermediate-Term U.S. Treasury ETF                                  | CUSIP: 808524854<br>LEI: N/A                  | Long             | EC               | RF                | US        |    225244 | NS      | $11088762.12  | 9.61%             |  |  |  | No            |                  1 | On Loan: —       |
| iShares Treasury Floating Rate Bond ETF                         | iShares Treasury Floating Rate Bond ETF                                     | CUSIP: 46434V860<br>LEI: 549300IH7Y9SW6BCOA50 | Long             | EC               | RF                | US        |    116916 | NS      | $5893735.56   | 5.11%             |  |  |  | No            |                  1 | On Loan: No      |
| iShares 20+ Year Treasury Bond ETF                              | iShares 20+ Year Treasury Bond ETF                                          | CUSIP: 464287432<br>LEI: 549300WWURKS1JGBZU59 | Long             | EC               | RF                | US        |    101077 | NS      | $10063226.12  | 8.72%             |  |  |  | No            |                  1 | On Loan: No      |
| Madison Dividend Income Fund                                    | Madison Dividend Income Fund                                                | CUSIP: 557492188<br>LEI: 2549003L8OSO2VIZPK74 | Long             | EC               | RF                | US        |    145507 | NS      | $4065460.52   | 3.52%             |  |  |  | No            |                  1 | On Loan: No      |
| Madison Core Bond Fund                                          | Madison Core Bond Fund                                                      | CUSIP: 557492196<br>LEI: N/A                  | Long             | EC               | RF                | US        |   3766816 | NS      | $33072648.50  | 28.66%            |  |  |  | No            |                  1 | On Loan: No      |
| Schwab US Dividend Equity ETF                                   | Schwab U.S. Dividend Equity ETF                                             | CUSIP: 808524797<br>LEI: 549300MUIMRQQDWJ5226 | Long             | EC               | RF                | US        |     17538 | NS      | $1324820.52   | 1.15%             |  |  |  | No            |                  1 | On Loan: —       |
| Janus Henderson Mortgage-Backed Securities ETF                  | Janus Henderson Mortgage-Backed Securities ETF                              | CUSIP: 47103U852<br>LEI: 549300V6TVE4ZJCDWY16 | Long             | EC               | RF                | US        |    127744 | NS      | $5807242.24   | 5.03%             |  |  |  | No            |                  1 | On Loan: No      |

### Signature

**Date Signed:** 2023-01-19

**Name of Applicant:** ULTRA SERIES FUND

**Signature:** Greg Hoppe

**Name of Signer:** Greg Hoppe

**Title:** Chief Financial Officer