EX-28.d.1.a

Exhibit A
Investment Advisory Agreement
Between Nationwide Variable Insurance Trust and
Nationwide Fund Advisors

Effective May 1, 2007
Amended October 1, 2025*


Funds of the Trust
  
Advisory Fees
 
NVIT J.P. Morgan Equity and Options Total Return Fund (formerly, NVIT AQR Large Cap Defensive Style Fund)
  
0.60% on assets up to $250 million;
0.575% on assets of $250 million or more but less than $1 billion;
0.55% on assets of $1 billion or more but less than $2 billion;
0.525% on assets of $2 billion or more but less than $5 billion; and 0.50% on assets of $5 billion or more
 
NVIT Government Bond Fund
  
0.50% on assets up to $250 million;
0.475% on assets of $250 million and more but less than $1 billion;
0.45% on assets of $1 billion and more but less than $2 billion;
0.425% on assets of $2 billion and more but less than $5 billion; and
0.40% on assets of $5 billion and more
 
NVIT Government Money Market Fund
  
0.30% on assets up to $1 billion;
0.28% on assets of $1 billion and more but less than $2 billion;
0.26% on assets of $2 billion and more but less than $5 billion; and
0.24% on assets of $5 billion and more
 
NVIT S&P 500 Index Fund
 
  
0.125% on assets up to $1.5 billion;
0.105% on assets of $1.5 billion and more but less than $3 billion; and
0.095% on assets of $3 billion and more
 
NVIT BlackRock Equity Dividend Fund
  
0.70% on assets up to $100 million;
0.65% for assets of $100 million and more but less than $250 million;
0.60% on assets of $250 million and more but less than $500 million; and
0.55% for assets of $500 million and more
 
NVIT Loomis Short Term High Yield Fund (formerly, NVIT Federated High Income Bond Fund)
  
0.75% on assets up to $50 million;
0.60% on assets of $50 million and more but less than $250 million;
0.55% on assets of $250 million and more but less than $500 million; and
0.50% on assets of $500 million and more

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Funds of the Trust
  
Advisory Fees
 
NVIT Strategic Income Fund (formerly, NVIT Amundi Multi Sector Bond Fund)
  
0.575% on assets up to $200 million;
0.550% on assets of $200 million and more but less than $500 million; and
0.525% on assets of $500 million and more
 
NVIT Mid Cap Index Fund
  
0.205% on assets up to $1.5 billion;
0.185% on assets of $1.5 billion and more but less than $3 billion; and
0.175% on assets of $3 billion and more
 
NVIT Invesco Small Cap Growth Fund
  
0.84% on assets up to $200 million; and
0.79% on assets of $200 million and more
 
NVIT Multi-Manager Small Cap Value Fund
 
  
0.87% on assets up to $200 million; and
0.82% on assets of $200 million and more
 
NVIT Multi-Manager Small Company Fund
 
  
0.885% on assets up to $200 million; and
0.835% on assets of $200 million and more
 
NVIT Investor Destinations Aggressive Fund
 
  
0.13% of the Fund’s average daily net assets
 
NVIT Investor Destinations Moderately Aggressive Fund
 
  
0.13% of the Fund’s average daily net assets
 
NVIT Investor Destinations Capital Appreciation Fund
 
  
0.13% of the Fund’s average daily net assets
 
NVIT Investor Destinations Moderate Fund
 
  
0.13% of the Fund’s average daily net assets
 
NVIT Investor Destinations Balanced Fund
 
  
0.13% of the Fund’s average daily net assets
 
NVIT Investor Destinations Moderately Conservative Fund
 
  
0.13% of the Fund’s average daily net assets
 
NVIT Investor Destinations Conservative Fund
 
  
0.13% of the Fund’s average daily net assets
 
NVIT Small Cap Index Fund
 
  
0.19% on assets up to $1.5 billion;
0.17% on assets of $1.5 billion and more but less than $3 billion; and
0.16% on assets of $3 billion and more
 
NVIT International Index Fund
 
  
0.245% on assets up to $1.5 billion;
0.205% on assets of $1.5 billion and more but less than $3 billion; and
0.195% on assets of $3 billion and more
 
NVIT Bond Index Fund
 
  
0.195% on assets up to $1.5 billion;
0.155% on assets of $1.5 billion and more but less than $3 billion; and
0.145% on assets of $3 billion and more

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Funds of the Trust
  
Advisory Fees
 
NVIT Fidelity Institutional AM® Emerging Markets Fund (formerly, NVIT Emerging Markets Fund)
 
  
0.95% on assets up to $500 million;
0.90% on assets of $500 million and more but less than $2 billion; and
0.85% on assets of $2 billion and more
 
NVIT International Equity Fund
 
  
0.725% on assets up to $50 million; and
0.675% on assets of $50 million and more
 
NVIT Jacobs Levy Large Cap Growth Fund
 
  
0.40% on assets up to $1 billion; and
0.35% on assets of $1 billion and more
 
NVIT Allspring Discovery Fund
 
  
0.75% on assets up to $1 billion; and
0.70% on assets of $1 billion and more
 
NVIT NS Partners International Focused Growth Fund
  
0.85% on assets up to $500 million;
0.82% on assets of $500 million and more but less than $1 billion; and
0.80% on assets of $1 billion and more
 
NVIT Loomis Core Bond Fund (formerly, NVIT Core Bond)
  
0.40% on assets up to $1 billion; and
0.38% on assets of $1 billion and more
 
 
NVIT GQG US Quality Equity Fund (formerly, NVIT Calvert Equity Fund)
 
  
0.65% on assets up to $1 billion; and
0.60% on assets of $1 billion and more
 
 
NVIT Jacobs Levy Large Cap Core Fund
  
0.60% on assets up to $1 billion; and
0.55% on assets of $1 billion and more
 
 
NVIT Real Estate Fund
  
 
0.70% on assets up to $500 million;
0.65% on assets of $500 million and more but less than $1 billion; and
0.60% on assets of $1 billion and more
 
 
NVIT Blueprint Conservative Fund
  
 
0.20% on assets up to $1.5 billion;
0.19% on assets of $1.5 billion and more but less than $2 billion; and
0.18% on assets of $2 billion and more
 
NVIT Blueprint Moderately Conservative Fund
 
  
0.20% on assets up to $1.5 billion;
0.19% on assets of $1.5 billion and more but less than $2 billion; and
0.18% on assets of $2 billion and more
 
NVIT Blueprint Balanced Fund
 
  
0.20% on assets up to $1.5 billion;
0.19% on assets of $1.5 billion and more but less than $2 billion; and
0.18% on assets of $2 billion and more

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Funds of the Trust
  
Advisory Fees
 
NVIT Blueprint Moderate Fund
 
  
0.20% on assets up to $1.5 billion;
0.19% on assets of $1.5 billion and more but less than $2 billion; and
0.18% on assets of $2 billion and more
 
NVIT Blueprint Capital Appreciation Fund
 
  
0.20% on assets up to $1.5 billion;
0.19% on assets of $1.5 billion and more but less than $2 billion; and
0.18% on assets of $2 billion and more
 
NVIT Blueprint Moderately Aggressive Fund
 
  
0.20% on assets up to $1.5 billion;
0.19% on assets of $1.5 billion and more but less than $2 billion; and
0.18% on assets of $2 billion and more
 
NVIT Blueprint Aggressive Fund
 
 
  
0.20% on assets up to $1.5 billion;
0.19% on assets of $1.5 billion and more but less than $2 billion; and
0.18% on assets of $2 billion and more
 
NVIT Victory Mid Cap Value Fund
  
0.75% on assets up to $1 billion; and
0.73% on assets of $1 billion and more
 
NVIT Loomis Short Term Bond Fund
 
  
0.35% assets up to $1 billion;
0.34% on assets of $1 billion and more but less than $1.5 billion; and
0.33% on assets of $1.5 billion and more
 
NVIT Putnam International Value Fund (formerly, NVIT Columbia Overseas Value Fund)
 
  
0.73% on assets up to $1 billion; and
0.68% on assets of $1 billion and more
 
NVIT BNY Mellon Dynamic U.S. Core Fund
 
  
0.50% on assets up to $500 million;
0.475% on assets of $500 million and more but less than $1 billion; and
0.45% on assets of $1 billion and more
 
NVIT BNY Mellon Dynamic U.S. Equity Income Fund
  
0.57% on assets up to $500 million;
0.55% on assets of $500 million and more but less than $1 billion; and
0.53% on assets of $1 billion and more
NVIT Blueprint Managed Growth Fund
  
0.22% on assets up to $1.5 billion;
0.21% on assets of $1.5 billion and more but less than $2 billion; and
0.20% on assets of $2 billion and more
 
NVIT Blueprint Managed Growth & Income Fund
  
0.22% on assets up to $1.5 billion;
0.21% on assets of $1.5 billion and more but less than $2 billion; and
0.20% on assets of $2 billion and more

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Funds of the Trust
  
Advisory Fees
 
NVIT Investor Destinations Managed Growth Fund
 
  
0.15% of the Fund’s average daily net assets
 
NVIT Investor Destinations Managed Growth & Income Fund
  
0.15% of the Fund’s average daily net assets
 
NVIT Managed American Funds Asset Allocation Fund
 
  
0.15% on assets up to $2 billion; and
0.14% on assets of $2 billion and more
NVIT Managed American Funds Growth-Income Fund
  
0.15% on assets up to $500 million; and
0.14% on assets of $500 million and more
     
NVIT BlackRock Managed Global Allocation Fund
  
0.74% of the Fund’s average daily net assets
     


*As approved by the Board of Trustees at its meeting held on June 9-10, 2025.

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IN WITNESS WHEREOF, the parties have caused this Amended Exhibit A to be signed by their respective officers thereunto duly authorized as of the day and year first above written.


 
NATIONWIDE VARIABLE INSURANCE TRUST
         
 
By:
/s/ Kevin Jestice
    
 
Name:
Kevin T. Jestice
 
Title:
President
         
         
 
NATIONWIDE FUND ADVISORS
         
 
By:
/s/ Kevin Jestice
    
 
Name:
Kevin T. Jestice
 
Title:
President


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