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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: $0.89
Price Change: ▲ Price Increase of +0.015 (1.71%)
As of 04/10/2026 05:00 PM ET

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

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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.

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Dyadic International Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
2/18/2026Apis Capital Advisors LLC1,490,000$1.40M0.2%-3.2%4.117%Search for SEC Filing on Google Icon
2/16/2026Landscape Capital Management L.L.C.110,062$0.10M0.0%-31.5%0.304%Search for SEC Filing on Google Icon
2/12/2026Renaissance Technologies LLC147,615$0.14M0.0%-10.6%0.408%Search for SEC Filing on Google Icon
2/9/2026Geode Capital Management LLC301,673$0.28M0.0%+13.7%0.834%Search for SEC Filing on Google Icon
1/30/2026Chapin Davis Inc.888,004$0.84M0.2%-4.7%2.454%Search for SEC Filing on Google Icon
1/29/2026Marathon Capital Management85,000$80K0.0%+142.9%0.235%Search for SEC Filing on Google Icon
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
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: $0.89
Low: $0.80
High: $0.91

50 Day Range

MA: $0.82
Low: $0.68
High: $0.94

52 Week Range

Now: $0.89
Low: $0.65
High: $1.35

Volume

35,491 shs

Average Volume

92,685 shs

Market Capitalization

$32.46 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

1.21

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

Dyadic International's top insider investors include:
  1. Francisco Trust Under Agreemen (Major Shareholder)
  2. Joseph P Hazelton (COO)
  3. Ping Wang Rawson (CFO)
  4. Barry Buckland (Director)
  5. Mark A Emalfarb (CEO)
  6. Ronen Tchelet (VP)
Learn More about top insider investors at Dyadic International.

Dyadic International Active Insiders

Mark A Emalfarb
Mark A Emalfarb (Age 70)
CEO
Ping Wang Rawson
Ping Wang Rawson (Age 49)
CFO