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      <ISINId>US3133EH3E18</ISINId>
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      <nameOfIssuer>FANNIE MAE DISCOUNT NOTES</nameOfIssuer>
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      <CUSIPMember>313588PU3</CUSIPMember>
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      <nameOfIssuer>FANNIE MAE DISCOUNT NOTES</nameOfIssuer>
      <titleOfIssuer>FANNIE MAE DISCOUNT NOTES 1.927000%</titleOfIssuer>
      <CUSIPMember>313588QB4</CUSIPMember>
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      <securityEligibilityFlag>Y</securityEligibilityFlag>
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      <investmentMaturityDateWAL>2019-12-04</investmentMaturityDateWAL>
      <finalLegalInvestmentMaturityDate>2019-12-04</finalLegalInvestmentMaturityDate>
      <securityDemandFeatureFlag>N</securityDemandFeatureFlag>
      <securityGuaranteeFlag>N</securityGuaranteeFlag>
      <securityEnhancementsFlag>N</securityEnhancementsFlag>
      <yieldOfTheSecurityAsOfReportingDate>0.0190</yieldOfTheSecurityAsOfReportingDate>
      <includingValueOfAnySponsorSupport>3986702.24</includingValueOfAnySponsorSupport>
      <excludingValueOfAnySponsorSupport>3986702.24</excludingValueOfAnySponsorSupport>
      <percentageOfMoneyMarketFundNetAssets>0.0388</percentageOfMoneyMarketFundNetAssets>
      <securityCategorizedAtLevel3Flag>N</securityCategorizedAtLevel3Flag>
      <dailyLiquidAssetSecurityFlag>N</dailyLiquidAssetSecurityFlag>
      <weeklyLiquidAssetSecurityFlag>N</weeklyLiquidAssetSecurityFlag>
      <illiquidSecurityFlag>N</illiquidSecurityFlag>
    </scheduleOfPortfolioSecuritiesInfo>
    <scheduleOfPortfolioSecuritiesInfo>
      <nameOfIssuer>FEDERAL NATIONAL MORTGAGE ASSOCIATION</nameOfIssuer>
      <titleOfIssuer>FEDERAL NATIONAL MORTGAGE ASSOCIATION 1.200000%</titleOfIssuer>
      <CUSIPMember>3135G0R47</CUSIPMember>
      <LEIID>B1V7KEBTPIMZEU4LTD58</LEIID>
      <ISINId>US3135G0R470</ISINId>
      <cik>0000310522</cik>
      <investmentCategory>U.S. Government Agency Debt</investmentCategory>
      <securityEligibilityFlag>Y</securityEligibilityFlag>
      <investmentMaturityDateWAM>2019-10-28</investmentMaturityDateWAM>
      <investmentMaturityDateWAL>2019-10-28</investmentMaturityDateWAL>
      <finalLegalInvestmentMaturityDate>2019-10-28</finalLegalInvestmentMaturityDate>
      <securityDemandFeatureFlag>N</securityDemandFeatureFlag>
      <securityGuaranteeFlag>N</securityGuaranteeFlag>
      <securityEnhancementsFlag>N</securityEnhancementsFlag>
      <yieldOfTheSecurityAsOfReportingDate>0.0195</yieldOfTheSecurityAsOfReportingDate>
      <includingValueOfAnySponsorSupport>4997172.30</includingValueOfAnySponsorSupport>
      <excludingValueOfAnySponsorSupport>4997172.30</excludingValueOfAnySponsorSupport>
      <percentageOfMoneyMarketFundNetAssets>0.0486</percentageOfMoneyMarketFundNetAssets>
      <securityCategorizedAtLevel3Flag>N</securityCategorizedAtLevel3Flag>
      <dailyLiquidAssetSecurityFlag>N</dailyLiquidAssetSecurityFlag>
      <weeklyLiquidAssetSecurityFlag>N</weeklyLiquidAssetSecurityFlag>
      <illiquidSecurityFlag>N</illiquidSecurityFlag>
    </scheduleOfPortfolioSecuritiesInfo>
    <scheduleOfPortfolioSecuritiesInfo>
      <nameOfIssuer>FEDERAL HOME LOAN MORTGAGE CORP</nameOfIssuer>
      <titleOfIssuer>FEDERAL HOME LOAN MORTGAGE CORP 1.250000%</titleOfIssuer>
      <CUSIPMember>3137EADM8</CUSIPMember>
      <LEIID>S6XOOCT0IEG5ABCC6L87</LEIID>
      <ISINId>US3137EADM86</ISINId>
      <cik>0001026214</cik>
      <investmentCategory>U.S. Government Agency Debt</investmentCategory>
      <securityEligibilityFlag>Y</securityEligibilityFlag>
      <investmentMaturityDateWAM>2019-10-02</investmentMaturityDateWAM>
      <investmentMaturityDateWAL>2019-10-02</investmentMaturityDateWAL>
      <finalLegalInvestmentMaturityDate>2019-10-02</finalLegalInvestmentMaturityDate>
      <securityDemandFeatureFlag>N</securityDemandFeatureFlag>
      <securityGuaranteeFlag>N</securityGuaranteeFlag>
      <securityEnhancementsFlag>N</securityEnhancementsFlag>
      <yieldOfTheSecurityAsOfReportingDate>0.0233</yieldOfTheSecurityAsOfReportingDate>
      <includingValueOfAnySponsorSupport>4715856.54</includingValueOfAnySponsorSupport>
      <excludingValueOfAnySponsorSupport>4715856.54</excludingValueOfAnySponsorSupport>
      <percentageOfMoneyMarketFundNetAssets>0.0459</percentageOfMoneyMarketFundNetAssets>
      <securityCategorizedAtLevel3Flag>N</securityCategorizedAtLevel3Flag>
      <dailyLiquidAssetSecurityFlag>N</dailyLiquidAssetSecurityFlag>
      <weeklyLiquidAssetSecurityFlag>Y</weeklyLiquidAssetSecurityFlag>
      <illiquidSecurityFlag>N</illiquidSecurityFlag>
    </scheduleOfPortfolioSecuritiesInfo>
    <scheduleOfPortfolioSecuritiesInfo>
      <nameOfIssuer>GOLDMAN SACHS FINANCIAL SQUARE FUNDS - GOVERNMENT FUND</nameOfIssuer>
      <titleOfIssuer>GOLDMAN SACHS FINANCIAL SQUARE FUNDS - GOVERNMENT FUND 0.000000%</titleOfIssuer>
      <CUSIPMember>38141W273</CUSIPMember>
      <ISINId>US38141W2733</ISINId>
      <investmentCategory>Investment Company</investmentCategory>
      <securityEligibilityFlag>Y</securityEligibilityFlag>
      <investmentMaturityDateWAM>2019-10-01</investmentMaturityDateWAM>
      <investmentMaturityDateWAL>2019-10-01</investmentMaturityDateWAL>
      <finalLegalInvestmentMaturityDate>2019-10-01</finalLegalInvestmentMaturityDate>
      <securityDemandFeatureFlag>N</securityDemandFeatureFlag>
      <securityGuaranteeFlag>N</securityGuaranteeFlag>
      <securityEnhancementsFlag>N</securityEnhancementsFlag>
      <yieldOfTheSecurityAsOfReportingDate>0.0000</yieldOfTheSecurityAsOfReportingDate>
      <includingValueOfAnySponsorSupport>7476272.64</includingValueOfAnySponsorSupport>
      <excludingValueOfAnySponsorSupport>7476272.64</excludingValueOfAnySponsorSupport>
      <percentageOfMoneyMarketFundNetAssets>0.0728</percentageOfMoneyMarketFundNetAssets>
      <securityCategorizedAtLevel3Flag>N</securityCategorizedAtLevel3Flag>
      <dailyLiquidAssetSecurityFlag>Y</dailyLiquidAssetSecurityFlag>
      <weeklyLiquidAssetSecurityFlag>Y</weeklyLiquidAssetSecurityFlag>
      <illiquidSecurityFlag>N</illiquidSecurityFlag>
    </scheduleOfPortfolioSecuritiesInfo>
    <scheduleOfPortfolioSecuritiesInfo>
      <nameOfIssuer>UNITED STATES TREASURY BILL</nameOfIssuer>
      <titleOfIssuer>UNITED STATES TREASURY BILL 1.837000%</titleOfIssuer>
      <CUSIPMember>912796RY7</CUSIPMember>
      <LEIID>254900HROIFWPRGM1V77</LEIID>
      <ISINId>US912796RY70</ISINId>
      <investmentCategory>U.S. Treasury Debt</investmentCategory>
      <securityEligibilityFlag>Y</securityEligibilityFlag>
      <investmentMaturityDateWAM>2020-01-30</investmentMaturityDateWAM>
      <investmentMaturityDateWAL>2020-01-30</investmentMaturityDateWAL>
      <finalLegalInvestmentMaturityDate>2020-01-30</finalLegalInvestmentMaturityDate>
      <securityDemandFeatureFlag>N</securityDemandFeatureFlag>
      <securityGuaranteeFlag>N</securityGuaranteeFlag>
      <securityEnhancementsFlag>N</securityEnhancementsFlag>
      <yieldOfTheSecurityAsOfReportingDate>0.0182</yieldOfTheSecurityAsOfReportingDate>
      <includingValueOfAnySponsorSupport>994017.22</includingValueOfAnySponsorSupport>
      <excludingValueOfAnySponsorSupport>994017.22</excludingValueOfAnySponsorSupport>
      <percentageOfMoneyMarketFundNetAssets>0.0097</percentageOfMoneyMarketFundNetAssets>
      <securityCategorizedAtLevel3Flag>N</securityCategorizedAtLevel3Flag>
      <dailyLiquidAssetSecurityFlag>Y</dailyLiquidAssetSecurityFlag>
      <weeklyLiquidAssetSecurityFlag>Y</weeklyLiquidAssetSecurityFlag>
      <illiquidSecurityFlag>N</illiquidSecurityFlag>
    </scheduleOfPortfolioSecuritiesInfo>
    <scheduleOfPortfolioSecuritiesInfo>
      <nameOfIssuer>UNITED STATES TREASURY BILL</nameOfIssuer>
      <titleOfIssuer>UNITED STATES TREASURY BILL 2.105000%</titleOfIssuer>
      <CUSIPMember>912796SL4</CUSIPMember>
      <LEIID>254900HROIFWPRGM1V77</LEIID>
      <ISINId>US912796SL41</ISINId>
      <investmentCategory>U.S. Treasury Debt</investmentCategory>
      <securityEligibilityFlag>Y</securityEligibilityFlag>
      <investmentMaturityDateWAM>2019-10-03</investmentMaturityDateWAM>
      <investmentMaturityDateWAL>2019-10-03</investmentMaturityDateWAL>
      <finalLegalInvestmentMaturityDate>2019-10-03</finalLegalInvestmentMaturityDate>
      <securityDemandFeatureFlag>N</securityDemandFeatureFlag>
      <securityGuaranteeFlag>N</securityGuaranteeFlag>
      <securityEnhancementsFlag>N</securityEnhancementsFlag>
      <yieldOfTheSecurityAsOfReportingDate>0.0168</yieldOfTheSecurityAsOfReportingDate>
      <includingValueOfAnySponsorSupport>6999363.21</includingValueOfAnySponsorSupport>
      <excludingValueOfAnySponsorSupport>6999363.21</excludingValueOfAnySponsorSupport>
      <percentageOfMoneyMarketFundNetAssets>0.0681</percentageOfMoneyMarketFundNetAssets>
      <securityCategorizedAtLevel3Flag>N</securityCategorizedAtLevel3Flag>
      <dailyLiquidAssetSecurityFlag>Y</dailyLiquidAssetSecurityFlag>
      <weeklyLiquidAssetSecurityFlag>Y</weeklyLiquidAssetSecurityFlag>
      <illiquidSecurityFlag>N</illiquidSecurityFlag>
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    <scheduleOfPortfolioSecuritiesInfo>
      <nameOfIssuer>UNITED STATES TREASURY BILL</nameOfIssuer>
      <titleOfIssuer>UNITED STATES TREASURY BILL 2.320000%</titleOfIssuer>
      <CUSIPMember>912796SN0</CUSIPMember>
      <LEIID>254900HROIFWPRGM1V77</LEIID>
      <ISINId>US912796SN07</ISINId>
      <investmentCategory>U.S. Treasury Debt</investmentCategory>
      <securityEligibilityFlag>Y</securityEligibilityFlag>
      <investmentMaturityDateWAM>2019-10-17</investmentMaturityDateWAM>
      <investmentMaturityDateWAL>2019-10-17</investmentMaturityDateWAL>
      <finalLegalInvestmentMaturityDate>2019-10-17</finalLegalInvestmentMaturityDate>
      <securityDemandFeatureFlag>N</securityDemandFeatureFlag>
      <securityGuaranteeFlag>N</securityGuaranteeFlag>
      <securityEnhancementsFlag>N</securityEnhancementsFlag>
      <yieldOfTheSecurityAsOfReportingDate>0.0181</yieldOfTheSecurityAsOfReportingDate>
      <includingValueOfAnySponsorSupport>6994485.54</includingValueOfAnySponsorSupport>
      <excludingValueOfAnySponsorSupport>6994485.54</excludingValueOfAnySponsorSupport>
      <percentageOfMoneyMarketFundNetAssets>0.0681</percentageOfMoneyMarketFundNetAssets>
      <securityCategorizedAtLevel3Flag>N</securityCategorizedAtLevel3Flag>
      <dailyLiquidAssetSecurityFlag>Y</dailyLiquidAssetSecurityFlag>
      <weeklyLiquidAssetSecurityFlag>Y</weeklyLiquidAssetSecurityFlag>
      <illiquidSecurityFlag>N</illiquidSecurityFlag>
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    <scheduleOfPortfolioSecuritiesInfo>
      <nameOfIssuer>UNITED STATES TREASURY BILL</nameOfIssuer>
      <titleOfIssuer>UNITED STATES TREASURY BILL 2.394000%</titleOfIssuer>
      <CUSIPMember>912796SQ3</CUSIPMember>
      <LEIID>254900HROIFWPRGM1V77</LEIID>
      <ISINId>US912796SQ38</ISINId>
      <investmentCategory>U.S. Treasury Debt</investmentCategory>
      <securityEligibilityFlag>Y</securityEligibilityFlag>
      <investmentMaturityDateWAM>2019-10-31</investmentMaturityDateWAM>
      <investmentMaturityDateWAL>2019-10-31</investmentMaturityDateWAL>
      <finalLegalInvestmentMaturityDate>2019-10-31</finalLegalInvestmentMaturityDate>
      <securityDemandFeatureFlag>N</securityDemandFeatureFlag>
      <securityGuaranteeFlag>N</securityGuaranteeFlag>
      <securityEnhancementsFlag>N</securityEnhancementsFlag>
      <yieldOfTheSecurityAsOfReportingDate>0.0179</yieldOfTheSecurityAsOfReportingDate>
      <includingValueOfAnySponsorSupport>5991187.50</includingValueOfAnySponsorSupport>
      <excludingValueOfAnySponsorSupport>5991187.50</excludingValueOfAnySponsorSupport>
      <percentageOfMoneyMarketFundNetAssets>0.0583</percentageOfMoneyMarketFundNetAssets>
      <securityCategorizedAtLevel3Flag>N</securityCategorizedAtLevel3Flag>
      <dailyLiquidAssetSecurityFlag>Y</dailyLiquidAssetSecurityFlag>
      <weeklyLiquidAssetSecurityFlag>Y</weeklyLiquidAssetSecurityFlag>
      <illiquidSecurityFlag>N</illiquidSecurityFlag>
    </scheduleOfPortfolioSecuritiesInfo>
    <scheduleOfPortfolioSecuritiesInfo>
      <nameOfIssuer>UNITED STATES TREASURY BILL</nameOfIssuer>
      <titleOfIssuer>UNITED STATES TREASURY BILL 1.889000%</titleOfIssuer>
      <CUSIPMember>912796SX8</CUSIPMember>
      <LEIID>254900HROIFWPRGM1V77</LEIID>
      <ISINId>US912796SX88</ISINId>
      <investmentCategory>U.S. Treasury Debt</investmentCategory>
      <securityEligibilityFlag>Y</securityEligibilityFlag>
      <investmentMaturityDateWAM>2019-12-19</investmentMaturityDateWAM>
      <investmentMaturityDateWAL>2019-12-19</investmentMaturityDateWAL>
      <finalLegalInvestmentMaturityDate>2019-12-19</finalLegalInvestmentMaturityDate>
      <securityDemandFeatureFlag>N</securityDemandFeatureFlag>
      <securityGuaranteeFlag>N</securityGuaranteeFlag>
      <securityEnhancementsFlag>N</securityEnhancementsFlag>
      <yieldOfTheSecurityAsOfReportingDate>0.0177</yieldOfTheSecurityAsOfReportingDate>
      <includingValueOfAnySponsorSupport>6973498.21</includingValueOfAnySponsorSupport>
      <excludingValueOfAnySponsorSupport>6973498.21</excludingValueOfAnySponsorSupport>
      <percentageOfMoneyMarketFundNetAssets>0.0679</percentageOfMoneyMarketFundNetAssets>
      <securityCategorizedAtLevel3Flag>N</securityCategorizedAtLevel3Flag>
      <dailyLiquidAssetSecurityFlag>Y</dailyLiquidAssetSecurityFlag>
      <weeklyLiquidAssetSecurityFlag>Y</weeklyLiquidAssetSecurityFlag>
      <illiquidSecurityFlag>N</illiquidSecurityFlag>
    </scheduleOfPortfolioSecuritiesInfo>
    <scheduleOfPortfolioSecuritiesInfo>
      <nameOfIssuer>UNITED STATES TREASURY BILL</nameOfIssuer>
      <titleOfIssuer>UNITED STATES TREASURY BILL 1.848000%</titleOfIssuer>
      <CUSIPMember>912796TC3</CUSIPMember>
      <LEIID>254900HROIFWPRGM1V77</LEIID>
      <ISINId>US912796TC33</ISINId>
      <investmentCategory>U.S. Treasury Debt</investmentCategory>
      <securityEligibilityFlag>Y</securityEligibilityFlag>
      <investmentMaturityDateWAM>2020-01-23</investmentMaturityDateWAM>
      <investmentMaturityDateWAL>2020-01-23</investmentMaturityDateWAL>
      <finalLegalInvestmentMaturityDate>2020-01-23</finalLegalInvestmentMaturityDate>
      <securityDemandFeatureFlag>N</securityDemandFeatureFlag>
      <securityGuaranteeFlag>N</securityGuaranteeFlag>
      <securityEnhancementsFlag>N</securityEnhancementsFlag>
      <yieldOfTheSecurityAsOfReportingDate>0.0183</yieldOfTheSecurityAsOfReportingDate>
      <includingValueOfAnySponsorSupport>1988641.16</includingValueOfAnySponsorSupport>
      <excludingValueOfAnySponsorSupport>1988641.16</excludingValueOfAnySponsorSupport>
      <percentageOfMoneyMarketFundNetAssets>0.0194</percentageOfMoneyMarketFundNetAssets>
      <securityCategorizedAtLevel3Flag>N</securityCategorizedAtLevel3Flag>
      <dailyLiquidAssetSecurityFlag>Y</dailyLiquidAssetSecurityFlag>
      <weeklyLiquidAssetSecurityFlag>Y</weeklyLiquidAssetSecurityFlag>
      <illiquidSecurityFlag>N</illiquidSecurityFlag>
    </scheduleOfPortfolioSecuritiesInfo>
    <signature>
      <registrant>Penn Series Funds, Inc.</registrant>
      <signatureDate>2019-10-03</signatureDate>
      <signature>Steven Viola</signature>
      <nameOfSigningOfficer>Steven Viola</nameOfSigningOfficer>
      <titleOfSigningOfficer>Treasurer</titleOfSigningOfficer>
    </signature>
  </formData>
</edgarSubmission>
