# EDGAR Filing Document

**Accession Number:** 0000732697
**File Stem:** 0001752724-23-026664
**Filing Date:** 2023-2
**Character Count:** 11568
**Document Hash:** fda81d605ea41cce343ce9c7bb88b5a8
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001752724-23-026664.hdr.sgml**: 20230216

**ACCESSION NUMBER**: 0001752724-23-026664

**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:** 23638477

**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

### Aggressive Allocation Fund (Series ID: S000020000)

| Class ID   | Class Name                          | Ticker Symbol   |
|:---|:---|:---|
| C000056078 | Aggressive Allocation Fund Class I  |  |
| C000074792 | Aggressive 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:** Aggressive Allocation Fund

- **b. EDGAR series identifier (if any):** S000020000

- **c. LEI of Series:** 254900TW30Q1C0WB2A50

**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:** $39844710.33

**Total Liabilities:** $109024.70

**Net Assets:** $39735685.63

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000074792 | 5.37%                | 5.15%                | -3.32%               |
| Class ID C000056078 | 5.39%                | 5.17%                | -3.30%               |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $-415089.67              | $2442185.40                                |
| Month 2  | $-72442.90               | $2106091.03                                |
| Month 3  | $-99760.83               | $-2097257.95                               |

### 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        |     29964 | NS      | $442867.92    | 1.11%             |  |  |  | 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        |     91850 | NS      | $91850.00     | 0.23%             |  |  |  | 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        |   5003376 | NS      | $5003376.47   | 12.59%            |  |  |  | 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        |     62557 | NS      | $2552325.60   | 6.42%             |  |  |  | No            |                  1 | On Loan: No      |
| VanEck Gold Miners ETF/USA                                      | VanEck Gold Miners ETF                                                      | CUSIP: 92189F106<br>LEI: 54930031TORTKAM9TJ98 | Long             | EC               | RF                | US        |     25586 | NS      | $733294.76    | 1.85%             |  |  |  | No            |                  1 | On Loan: No      |
| Energy Select Sector SPDR Fund                                  | Energy Select Sector SPDR Fund                                              | CUSIP: 81369Y506<br>LEI: 54930064FLK0RD4TRU75 | Long             | EC               | RF                | US        |     16679 | NS      | $1458912.13   | 3.67%             |  |  |  | No            |                  1 | On Loan: No      |
| Vanguard Information Technology ETF                             | Vanguard Information Technology ETF                                         | CUSIP: 92204A702<br>LEI: J2NTZGJBERBYMUMBIE74 | Long             | EC               | RF                | US        |     14652 | NS      | $4679995.32   | 11.78%            |  |  |  | No            |                  1 | On Loan: No      |
| Madison Investors Fund                                          | Madison Investors Fund                                                      | CUSIP: 557492386<br>LEI: 5493000V85LMHCOTG216 | Long             | EC               | RF                | US        |    237733 | NS      | $5436957.53   | 13.68%            |  |  |  | No            |                  1 | On Loan: No      |
| iShares Core S&P U.S. Growth ETF                                | iShares Core S&P U.S. Growth ETF                                            | CUSIP: 464287671<br>LEI: 549300JOHA1VZHAEBP32 | Long             | EC               | RF                | US        |      9661 | NS      | $787564.72    | 1.98%             |  |  |  | No            |                  1 | On Loan: —       |
| Vanguard FTSE All-World ex-US ETF                               | Vanguard FTSE All-World ex-U.S. ETF                                         | CUSIP: 922042775<br>LEI: DHT9U5XH2TTB8CZQX861 | Long             | EC               | RF                | US        |     56529 | NS      | $2834364.06   | 7.13%             |  |  |  | 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        |     21368 | NS      | $2022267.52   | 5.09%             |  |  |  | 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        |     10576 | NS      | $795209.44    | 2.00%             |  |  |  | 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        |     18456 | NS      | $908588.88    | 2.29%             |  |  |  | No            |                  1 | On Loan: No      |
| iShares Treasury Floating Rate Bond ETF                         | iShares Treasury Floating Rate Bond ETF                                     | CUSIP: 46434V860<br>LEI: 549300IH7Y9SW6BCOA50 | Long             | EC               | RF                | US        |     47759 | NS      | $2407531.19   | 6.06%             |  |  |  | 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        |     13328 | NS      | $1326935.68   | 3.34%             |  |  |  | No            |                  1 | On Loan: No      |
| Madison Dividend Income Fund                                    | Madison Dividend Income Fund                                                | CUSIP: 557492188<br>LEI: 2549003L8OSO2VIZPK74 | Long             | EC               | RF                | US        |    114958 | NS      | $3211927.25   | 8.08%             |  |  |  | No            |                  1 | On Loan: No      |
| Madison Core Bond Fund                                          | Madison Core Bond Fund                                                      | CUSIP: 557492196<br>LEI: N/A                  | Long             | EC               | RF                | US        |    374204 | NS      | $3285507.38   | 8.27%             |  |  |  | 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        |     11592 | NS      | $875659.68    | 2.20%             |  |  |  | No            |                  1 | On Loan: No      |
| Madison Mid Cap Fund                                            | Madison Mid Cap Fund                                                        | CUSIP: 557492485<br>LEI: N/A                  | Long             | EC               | RF                | US        |     45626 | NS      | $589943.59    | 1.48%             |  |  |  | No            |                  1 | On Loan: No      |
| Janus Henderson Mortgage-Backed Securities ETF                  | Janus Henderson Mortgage-Backed Securities ETF                              | CUSIP: 47103U852<br>LEI: 549300V6TVE4ZJCDWY16 | Long             | EC               | RF                | US        |      8764 | NS      | $398411.44    | 1.00%             |  |  |  | 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