DYAI Insider Trading

Insider Ownership Percentage: 29.50%
Insider Buying (Last 12 Months): $24,700.00
Insider Selling (Last 12 Months): $0.00

Dyadic International Insider Trading History Chart

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

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Dyadic International Share Price & Price History

Current Price: $1.00
Price Change: Price Increase of +0.0576 (6.11%)
As of 12/4/2025 05:00 PM ET

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

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

Dyadic International Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
8/1/2025Joseph P HazeltonCOOBuy26,000$0.95$24,700.00155,340View SEC Filing Icon  
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SEC Filings (Institutional Ownership Changes) for Dyadic International (NASDAQ:DYAI)

27.95% of Dyadic 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 DYAI by year and by quarter.

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

Dyadic International Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
11/17/2025Apis Capital Advisors LLC1,540,000$1.82M0.4%N/A4.256%Search for SEC Filing on Google Icon
11/14/2025Marathon Capital Management35,000$41K0.0%N/A0.097%Search for SEC Filing on Google Icon
11/13/2025Landscape Capital Management L.L.C.160,654$0.19M0.0%N/A0.444%Search for SEC Filing on Google Icon
11/3/2025Truist Financial Corp326,200$0.39M0.0%+30.5%0.901%Search for SEC Filing on Google Icon
10/31/2025Perkins Capital Management Inc.348,050$0.41M0.4%+627.4%0.962%Search for SEC Filing on Google Icon
10/9/2025Chapin Davis Inc.932,004$1.10M0.3%+5.6%2.575%Search for SEC Filing on Google Icon
8/12/2025Bandera Partners LLC1,383,308$1.37M0.6%-11.7%4.597%Search for SEC Filing on Google Icon
8/12/2025AlphaCore Capital LLC50,759$50K0.0%N/A0.169%Search for SEC Filing on Google Icon
7/14/2025Chapin Davis Inc.882,849$0.87M0.2%+4.7%2.934%Search for SEC Filing on Google Icon
4/29/2025Callan Capital LLC50,759$69K0.0%+86.8%0.169%Search for SEC Filing on Google Icon
4/23/2025Chapin Davis Inc.842,849$1.14M0.4%-2.9%2.801%Search for SEC Filing on Google Icon
2/17/2025Millennium Management LLC16,193$28K0.0%N/A0.055%Search for SEC Filing on Google Icon
2/17/2025Bank of America Corp DE27,132$47K0.0%+16,146.7%0.092%Search for SEC Filing on Google Icon
2/14/2025Jane Street Group LLC25,711$45K0.0%N/A0.087%Search for SEC Filing on Google Icon
2/14/2025Two Sigma Securities LLC14,037$25K0.0%N/A0.047%Search for SEC Filing on Google Icon
1/31/2025Truist Financial Corp250,000$0.43M0.0%N/A0.845%Search for SEC Filing on Google Icon
1/24/2025Inlet Private Wealth LLC30,000$52K0.0%N/A0.101%Search for SEC Filing on Google Icon
10/8/2024Chapin Davis Inc.868,301$0.90M0.3%+2.5%2.970%Search for SEC Filing on Google Icon
7/19/2024Chapin Davis Inc.847,301$1.25M0.4%+2.5%2.898%Search for SEC Filing on Google Icon
5/3/2024Callan Capital LLC27,174$45K0.0%N/A0.093%Search for SEC Filing on Google Icon
1/11/2024Chapin Davis Inc.826,301$1.33M0.6%-1.4%2.868%Search for SEC Filing on Google Icon
11/8/2023Atria Wealth Solutions Inc.24,136$46K0.0%N/A0.084%Search for SEC Filing on Google Icon
8/30/2023Chapin Davis Inc.832,301$1.61M0.8%+1.1%2.889%Search for SEC Filing on Google Icon
7/10/2023AE Wealth Management LLC18,356$35K0.0%N/A0.064%Search for SEC Filing on Google Icon
2/13/2023Forefront Analytics LLC57,094$70K0.0%+40.8%0.200%Search for SEC Filing on Google Icon
1/30/2023Chapin Davis Inc.819,629$1.01M0.6%N/A2.870%Search for SEC Filing on Google Icon
11/14/2022Forefront Analytics LLC40,546$77K0.0%-13.3%0.143%Search for SEC Filing on Google Icon
8/10/2022Forefront Analytics LLC46,771$0.14M0.1%+38.9%0.165%Search for SEC Filing on Google Icon
5/4/2022Commonwealth Equity Services LLC28,018$84K0.0%+37.6%0.099%Search for SEC Filing on Google Icon
2/10/2022Teramo Advisors LLC10,000$45K0.0%N/A0.036%Search for SEC Filing on Google Icon
1/31/2022Commonwealth Equity Services LLC20,368$92K0.0%+54.7%0.073%Search for SEC Filing on Google Icon
11/12/2021Trexquant Investment LP47,287$0.26M0.0%N/A0.168%Search for SEC Filing on Google Icon
11/12/2021Jump Financial LLC17,204$96K0.0%+42.2%0.061%Search for SEC Filing on Google Icon
11/12/2021Geode Capital Management LLC209,427$1.16M0.0%+18.1%0.746%Search for SEC Filing on Google Icon
11/9/2021Barclays PLC10,387$58K0.0%-27.2%0.037%Search for SEC Filing on Google Icon
11/9/2021BlackRock Inc.251,646$1.40M0.0%-2.9%0.896%Search for SEC Filing on Google Icon
10/29/2021Commonwealth Equity Services LLC13,162$73K0.0%-32.5%0.047%Search for SEC Filing on Google Icon
8/17/2021Millennium Management LLC268,447$0.96M0.0%N/A0.974%Search for SEC Filing on Google Icon
8/16/2021State Street Corp55,350$0.20M0.0%-82.8%0.201%Search for SEC Filing on Google Icon
Data available starting January 2016

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Dyadic International logo
Dyadic International, Inc., a biotechnology platform company, develops, produces, and sells enzymes and other proteins in the United States and internationally. It utilizes C1-cell protein production platform based on an industrially proven microorganism (C1) for the development and production of biologic products including enzymes and other proteins for human and animal health. The company offers DYAI-100, SARS-CoV-2-RBD antigen vaccine candidate towards a first-in-human Phase 1 clinical trial to demonstrate the safety in humans of a protein produced using the C1 platform. It has also developed the Dapibus thermophilic, a filamentous fungal-based microbial protein production platform to enable the development and large-scale manufacture of cost-effective proteins, metabolites, and other biologic products for use in non-pharmaceutical applications, including food, nutrition, and wellness. The company has a research and development agreement with VTT Technical Research Centre of Finland, Ltd.; license agreement with South Africa's Rubic One Health; Joint Development Agreement with a Global Food Ingredient Company; and sub-license agreement with Abic Biological Laboratories Ltd., Alphazyme, LLC, and Abic Biological Laboratories Ltd. Dyadic International, Inc. was founded in 1979 and is headquartered in Jupiter, Florida.
Read More on Dyadic International

Today's Range

Now: $1.00
Low: $0.93
High: $1.03

50 Day Range

MA: $1.04
Low: $0.89
High: $1.30

52 Week Range

Now: $1.00
Low: $0.71
High: $2.20

Volume

243,958 shs

Average Volume

527,406 shs

Market Capitalization

$36.19 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

1.24

Who are the company insiders with the largest holdings of Dyadic International?

Dyadic International's top insider investors include:
  1. Joseph P Hazelton (COO)
Learn More about top insider investors at Dyadic International.

Who are the major institutional investors of Dyadic International?

Dyadic International's top institutional shareholders include:
  1. Apis Capital Advisors LLC — 4.26%
  2. Chapin Davis Inc. — 2.58%
  3. Perkins Capital Management Inc. — 0.96%
  4. Truist Financial Corp — 0.90%
  5. Landscape Capital Management L.L.C. — 0.44%
  6. Marathon Capital Management — 0.10%
Learn More about top institutional investors of Dyadic International stock.

Which major investors are buying Dyadic International stock?

In the previous quarter, DYAI stock was bought by institutional investors including:
  1. Apis Capital Advisors LLC
  2. Perkins Capital Management Inc.
  3. Landscape Capital Management L.L.C.
  4. Truist Financial Corp
  5. Chapin Davis Inc.
  6. Marathon Capital Management
  7. Group One Trading LLC