Delisting risk
DYAI · NASDAQ · Biotechnology

Dyadic International (DYAI)

Produces proteins and enzymes through C1 and Dapibus platforms for life sciences, food, and bio-industrial uses.

$0.5470
Pre-market+0.02 (+3.05%)
At close$0.5308(−0.24%)

Breakdown13F · 13D/G · Form 4

Institutions37 holders · as of Mar 31, 202614.11%5.14M shares
Insiders9 holders · as of Feb 17, 202621.37%7.79M shares
Strategic holders1 holder · as of Jul 24, 202611.62%4.23M shares
Otherremainder52.90%19.28M shares

36.44M company shares as of Sep 3, 2026 · institutions as of Mar 31, 2026 · holders as of their latest filing

Top shareholders13F · 13D/G · Form 4

HolderStakeSharesEvidence
Mark A. Emalfarb1Insiderdirector, 10 percent owner, officer: CEO
18.32%6.68M13Gfiled Feb 17, 2026
Francisco Trust under agreement dated February 28, 19962Strategic10 percent owner
11.62%4.33M13Gfiled Jul 24, 2026
Apis Capital Advisors, LLCInstitution
3.49%1.27M13Fas of Mar 31, 2026
Vanguard Capital Management LLCInstitution
2.55%928,23313Fas of Mar 31, 2026
Chapin Davis, Inc.Institution
2.44%888,00413Fas of Mar 31, 2026
Truist Financial CorpInstitution
0.90%326,20013Fas of Mar 31, 2026
Geode Capital Management, LLCInstitution
0.86%313,50813Fas of Mar 31, 2026
Michael P. TarnokInsiderdirector
0.77%281,033Form 4filed Jun 24, 2025
BlackRock, Inc.Institution
0.76%275,42513Fas of Mar 31, 2026
Seth HerbstInsiderdirector
0.56%202,311Form 4filed Jan 6, 2026
Joseph P. HazeltonInsiderofficer: President & COO
0.53%191,758Form 4filed Jan 6, 2026
Ping Wang RawsonInsiderofficer: Chief Financial Officer
0.47%170,151Form 4filed Jan 6, 2026
Vanguard Fiduciary Trust CoInstitution
0.38%139,47813Fas of Mar 31, 2026
Marathon Capital ManagementInstitution
0.30%110,00013Fas of Mar 31, 2026
Sage Mountain Advisors LLCInstitution
0.29%106,56413Fas of Mar 31, 2026
Landscape Capital Management, L.L.C.Institution
0.27%97,01613Fas of Mar 31, 2026
Renaissance Technologies LLCInstitution
0.22%81,66513Fas of Mar 31, 2026
Jack KayeInsiderdirector
0.22%81,201Form 4filed Jan 6, 2026
Hightower Advisors, LLCInstitution
0.22%79,46913Fas of Mar 31, 2026
Alphacore Capital LLCInstitution
0.20%72,31113Fas of Mar 31, 2026
Patrick K. LucyInsiderdirector
0.20%72,311Form 4filed Jan 6, 2026
Arindam BoseInsiderdirector
0.17%61,535Form 4filed Jun 24, 2025
Ae Wealth Management LLCInstitution
0.15%53,75613Fas of Mar 31, 2026
Ronen TcheletInsiderofficer: VP of Research and Bus. Dvlpmt
0.14%50,897Form 4filed Jan 6, 2026
Perkins Capital Management IncInstitution
0.13%48,05013Fas of Mar 31, 2026
  1. Mark A. Emalfarb's transaction reports restate only vehicles that traded; the 2026 ownership statement (6.68M) is used instead.
  2. Francisco Trust under agreement dated February 28, 1996's transaction reports restate only vehicles that traded; the 2026 ownership statement (4.33M) less the 95.4K net shares sold since is used instead.

13F — a manager's quarterly holdings · 13D/13G — an ownership statement filed at 5% or more · Form 4 — an insider's transaction report

Institutions13F, as of Mar 31, 2026

37 holders · 5.14M shares · 6 new positions · 12 increased · 7 reduced · 7 closed

HolderShares% outstandingChg q/qFiled
Apis Capital Advisors, LLC1.27M3.49%−219.0KMay 15, 2026
Vanguard Capital Management LLC928.2K2.55%+928.2KnewMay 15, 2026
Chapin Davis, Inc.888.0K2.44%0Apr 21, 2026
Truist Financial Corp326.2K0.90%0Apr 27, 2026
Geode Capital Management, LLC313.5K0.86%+11.8KMay 15, 2026
BlackRock, Inc.275.4K0.76%+6.5KMay 13, 2026
Vanguard Fiduciary Trust Co139.5K0.38%+139.5KnewMay 8, 2026
Marathon Capital Management110.0K0.30%+25.0KMay 14, 2026

Ownership statements13D/G · 5% or more, as filed

Holder% of classSharesFormFiled
Mark A. Emalfarb17.50%6.68M13GFeb 17, 2026
Francisco Trust under agreement dated February 28, 199611.58%4.33M13GJul 6, 2026

Insider tradesForm 4

Latest trades

DateInsiderTypeSharesAvg priceOwned after
Jul 24, 2026
Francisco Trust under agreement dated February 28, 199610 percent owner
Sale2,616$1.213,280,272
Jul 23, 2026
Francisco Trust under agreement dated February 28, 199610 percent owner
Sale54,760$1.303,282,888
Jul 22, 2026
Francisco Trust under agreement dated February 28, 199610 percent owner
Sale38,016$1.333,337,648
Mar 8, 2024
Francisco Trust under agreement dated February 28, 199610 percent owner
Purchase558,659$1.79558,659
Jan 7, 2025
Francisco Trust under agreement dated February 28, 199610 percent owner
Sale15,000$2.013,375,664
Jan 6, 2025
Francisco Trust under agreement dated February 28, 199610 percent owner
Sale20,000$1.923,390,664
Dec 30, 2024
Francisco Trust under agreement dated February 28, 199610 percent owner
Sale40,000$1.983,410,664
Dec 24, 2024
Francisco Trust under agreement dated February 28, 199610 percent owner
Sale5,100$1.803,450,664
Dec 23, 2024
Francisco Trust under agreement dated February 28, 199610 percent owner
Sale41,143$1.843,455,764
Dec 20, 2024
Francisco Trust under agreement dated February 28, 199610 percent owner
Sale25,281$1.873,496,907

CongressHouse and Senate disclosures

Not reported.