NAII Insider Trading

Insider Ownership Percentage: 20.80%
Insider Buying (Last 12 Months): $25,416.60
Insider Selling (Last 12 Months): $0.00

Natural Alternatives International Insider Trading History Chart

This chart shows the insider buying and selling history at Natural Alternatives International by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Natural Alternatives International Share Price & Price History

Current Price: $2.63
Price Change: Price Decrease of -0.16 (-5.73%)
As of 03/30/2026 04:55 PM ET

This chart shows the closing price history over time for NAII up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

Natural Alternatives International Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
3/6/2026Mark A. LeDouxCEOBuy532$2.80$1,489.60160,221View SEC Filing Icon  
3/5/2026Mark A. LeDouxCEOBuy218$2.75$599.50159,689View SEC Filing Icon  
3/4/2026Mark A. LeDouxCEOBuy500$2.77$1,385.00159,471View SEC Filing Icon  
3/2/2026Mark A. LeDouxCEOBuy500$2.79$1,395.00158,971View SEC Filing Icon  
2/27/2026Mark A. LeDouxCEOBuy250$2.80$700.00157,971View SEC Filing Icon  
2/27/2026Mark A. LeDouxCEOBuy500$2.85$1,425.00158,471View SEC Filing Icon  
2/25/2026Mark A. LeDouxCEOBuy500$2.81$1,405.00157,221View SEC Filing Icon  
2/24/2026Mark A. LeDouxCEOBuy1,000$2.71$2,710.00156,971View SEC Filing Icon  
2/23/2026Mark A. LeDouxCEOBuy750$2.70$2,025.00155,971View SEC Filing Icon  
2/20/2026Mark A. LeDouxCEOBuy250$2.65$662.50155,221View SEC Filing Icon  
2/19/2026Mark A. LeDouxCEOBuy1,500$2.56$3,840.00154,721View SEC Filing Icon  
2/18/2026Mark A. LeDouxCEOBuy500$2.56$1,280.00153,221View SEC Filing Icon  
2/17/2026Mark A. LeDouxCEOBuy2,500$2.60$6,500.00152,721View SEC Filing Icon  
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SEC Filings (Institutional Ownership Changes) for Natural Alternatives International (NASDAQ:NAII)

32.40% of Natural Alternatives International stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at NAII by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Natural Alternatives International Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
2/18/2026Bridgeway Capital Management LLC74,452$0.27M0.0%-33.2%1.205%Search for SEC Filing on Google Icon
2/12/2026DRW Securities LLC10,377$37K0.0%N/A0.168%Search for SEC Filing on Google Icon
2/12/2026Renaissance Technologies LLC302,756$1.08M0.0%+3.7%4.899%Search for SEC Filing on Google Icon
2/12/2026Dimensional Fund Advisors LP384,497$1.38M0.0%-9.2%6.222%Search for SEC Filing on Google Icon
8/15/2025Bridgeway Capital Management LLC111,278$0.37M0.0%-7.5%1.801%Search for SEC Filing on Google Icon
5/15/2025EP Wealth Advisors LLC14,000$48K0.0%N/A0.226%Search for SEC Filing on Google Icon
5/14/2025Mink Brook Asset Management LLC294,915$1.02M1.1%-1.7%4.757%Search for SEC Filing on Google Icon
2/17/2025Mink Brook Asset Management LLC300,000$1.29M1.2%N/A4.839%Search for SEC Filing on Google Icon
2/17/2025Bridgeway Capital Management LLC120,214$0.52M0.0%-4.6%1.939%Search for SEC Filing on Google Icon
2/17/2025Citadel Advisors LLC14,333$61K0.0%N/A0.231%Search for SEC Filing on Google Icon
2/14/2025Northern Trust Corp37,633$0.16M0.0%+54.3%0.607%Search for SEC Filing on Google Icon
2/14/2025Dimensional Fund Advisors LP429,043$1.84M0.0%+0.6%6.920%Search for SEC Filing on Google Icon
2/13/2025Renaissance Technologies LLC309,256$1.33M0.0%-3.6%4.988%Search for SEC Filing on Google Icon
11/16/2024Geode Capital Management LLC45,062$0.26M0.0%+6.9%0.727%Search for SEC Filing on Google Icon
8/9/2024Renaissance Technologies LLC328,856$1.98M0.0%-1.3%5.303%Search for SEC Filing on Google Icon
8/9/2024Dimensional Fund Advisors LP427,008$2.57M0.0%-1.7%6.886%Search for SEC Filing on Google Icon
8/7/2024Liberty Wealth Management LLC14,000$84K0.0%-24.5%0.226%Search for SEC Filing on Google Icon
4/30/2024Cutter & CO Brokerage Inc.16,733$0.10M0.0%-13.0%0.275%Search for SEC Filing on Google Icon
2/1/2024Cutter & CO Brokerage Inc.19,233$0.13M0.0%-21.8%0.316%Search for SEC Filing on Google Icon
11/13/2023Acadian Asset Management LLC4,019$26K0.0%-64.6%0.066%Search for SEC Filing on Google Icon
7/27/2023EA Series Trust16,503$0.12M0.0%N/A0.273%Search for SEC Filing on Google Icon
5/3/2023Liberty Wealth Management LLC14,736$0.14M0.0%N/A0.244%Search for SEC Filing on Google Icon
2/15/2022Liberty Wealth Management LLC15,286$0.19M0.0%+7.0%0.250%Search for SEC Filing on Google Icon
2/11/2022O Shaughnessy Asset Management LLC12,829$0.16M0.0%-42.8%0.202%Search for SEC Filing on Google Icon
2/11/2022Renaissance Technologies LLC443,598$5.61M0.0%-3.7%6.969%Search for SEC Filing on Google Icon
2/10/2022Acadian Asset Management LLC17,239$0.22M0.0%+28.4%0.271%Search for SEC Filing on Google Icon
2/9/2022Dimensional Fund Advisors LP528,449$6.68M0.0%-2.9%8.302%Search for SEC Filing on Google Icon
Data available starting January 2016

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Natural Alternatives International logo
Natural Alternatives International, Inc. engages in formulating, manufacturing, and marketing nutritional supplements in the United States, Europe, Australia, Asia, Mexico, and Canada. The company operates in two segments, Private-Label Contract Manufacturing, and Patent and Trademark Licensing. It offers private-label contract manufacturing services to companies that market and distribute vitamins, minerals, herbal, and other nutritional supplements, as well as other health care products. The company also provides strategic partnering services, such as customized product formulation, clinical study design and support, manufacturing, marketing support, international regulatory and label law compliance, international product registration, packaging in multiple formats and labeling design, scientific research, proprietary ingredients, customer-specific nutritional product formulation, product testing and evaluation, marketing management, packaging and delivery system design, regulatory review, and international product registration assistance. In addition, it sells beta-alanine ingredient under the CarnoSyn and SR CarnoSyn names. The company manufactures products in various forms, including capsules, tablets, chewable wafers, and powders. Its private-label contract manufacturing customers include companies that market nutritional supplements through direct sales marketing channels, direct to consumer e-commerce channels, and retail stores. The company was founded in 1980 and is headquartered in Carlsbad, California.
Read More on Natural Alternatives International

Today's Range

Now: $2.63
Low: $2.60
High: $2.84

50 Day Range

MA: $3.14
Low: $2.56
High: $4.74

52 Week Range

Now: $2.63
Low: $2.33
High: $4.96

Volume

26,165 shs

Average Volume

31,423 shs

Market Capitalization

$16.25 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

0.4

Who are the company insiders with the largest holdings of Natural Alternatives International?

Natural Alternatives International's top insider shareholders include:
  1. Edward Borg (Major Shareholder)
  2. Mark A Ledoux (CEO)
  3. Mark A Ledoux (CEO)
  4. Joe E Davis (Director)
  5. Lee G Weldon (Director)
  6. Alan J Lane (Director)
  7. Lee G Weldon (Director)
  8. Alan G Dunn (Director)
  9. Michael E Fortin (CFO)
Learn More about top insider investors at Natural Alternatives International.

Who are the major institutional investors of Natural Alternatives International?

Natural Alternatives International's top institutional investors include:
  1. Dimensional Fund Advisors LP — 6.22%
  2. Renaissance Technologies LLC — 4.90%
  3. Bridgeway Capital Management LLC — 1.20%
  4. DRW Securities LLC — 0.17%
Learn More about top institutional investors of Natural Alternatives International stock.

Which major investors are selling Natural Alternatives International stock?

In the previous quarter, NAII stock was sold by these institutional investors:
  1. Dimensional Fund Advisors LP
  2. Bridgeway Capital Management LLC

Which major investors are buying Natural Alternatives International stock?

During the previous quarter, NAII stock was acquired by institutional investors including:
  1. Renaissance Technologies LLC
  2. DRW Securities LLC

Natural Alternatives International Active Insiders