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Dyadic International, Inc.

DYAI
Healthcare|Biotechnology|US
$0.34
-0.00 (-0.09%)
Cash / Share
$0.09

Ownership Breakdown

77.0%
Float
40.1M
Shares Outstanding
30.8M
Float Shares

Major Holders (7)

Combined: 58.3%

Holders of 5%+ from their latest Schedule 13D/13G filing in the last two years. Percentages are as of each filing date.

HolderType% of ClassSharesFiledFiling
Mark A. EmalfarbIndividual17.50%6,675,439Feb 17, 202613D/G
Francisco Trust under agreement dated February 28, 1996Other10.32%4,232,653Aug 17, 202613D/G
Empery Asset Management, LPIA, PN8.35%3,346,275Oct 15, 202613D/G
Ryan M. LaneHC, IN8.35%3,346,275Oct 15, 202613D/G
Bandera Partners LLCIA, OO4.60%1,383,308Aug 19, 202513D/G
Bylinsky GregoryHC, IN4.60%1,383,308Aug 19, 202513D/G
Gramm JeffersonHC, IN4.60%1,383,308Aug 19, 202513D/G

Insider Trades (100)

Last 4 quarters: 1,107,432 acquired · 160,048 disposed
InsiderPositionDateTypeSharesPriceValueFiling
Francisco Trust under agreement dated February 28, 199610 percent ownerJul 22, 2026SELL38,016$1.33$50.5KForm 4
Francisco Trust under agreement dated February 28, 199610 percent ownerJul 23, 2026SELL54,760$1.30$71.3KForm 4
Francisco Trust under agreement dated February 28, 199610 percent ownerJul 24, 2026SELL2,616$1.21$3.2KForm 4
Francisco Trust under agreement dated February 28, 199610 percent ownerJun 6, 2024SELL26,340$2.43$63.9KForm 4
Francisco Trust under agreement dated February 28, 199610 percent ownerDec 20, 2024SELL25,281$1.87$47.3KForm 4
Francisco Trust under agreement dated February 28, 199610 percent ownerDec 23, 2024SELL41,143$1.84$75.6KForm 4
Francisco Trust under agreement dated February 28, 199610 percent ownerDec 24, 2024SELL5,100$1.80$9.2KForm 4
Francisco Trust under agreement dated February 28, 199610 percent ownerDec 30, 2024SELL40,000$1.98$79.1KForm 4
Francisco Trust under agreement dated February 28, 199610 percent ownerJan 6, 2025SELL20,000$1.92$38.5KForm 4
Francisco Trust under agreement dated February 28, 199610 percent ownerJan 7, 2025SELL15,000$2.01$30.2KForm 4
Francisco Trust under agreement dated February 28, 199610 percent ownerDec 23, 2025J238,095$1.05$250.0KForm 4
Francisco Trust under agreement dated February 28, 199610 percent ownerOct 4, 2024J155,627$1.40$217.9KForm 4
Francisco Trust under agreement dated February 28, 199610 percent ownerMar 8, 2024BUY558,659$1.79$1000.0KForm 4
TCHELET RONENVP of Research and Bus. DvlpmtJan 2, 2026AWARD18,064——Form 4
TCHELET RONENVP of Research and Bus. DvlpmtJan 2, 2026AWARD47,250$0.94$44.4KForm 4
Rawson Ping WangChief Financial OfficerJan 2, 2026AWARD29,158——Form 4
Rawson Ping WangChief Financial OfficerJan 2, 2026AWARD47,250$0.94$44.4KForm 4
Lucy Patrick K.directorJan 2, 2026OPTION EX.21,552——Form 4
Lucy Patrick K.directorJan 2, 2026AWARD67,500$0.94$63.5KForm 4
Lucy Patrick K.directorJan 2, 2026AWARD39,894——Form 4
Lucy Patrick K.directorJan 2, 2026OPTION EX.21,552——Form 4
Kaye JackdirectorJan 2, 2026OPTION EX.21,552——Form 4
Kaye JackdirectorJan 2, 2026AWARD67,500$0.94$63.5KForm 4
Kaye JackdirectorJan 2, 2026AWARD39,894——Form 4
Kaye JackdirectorJan 2, 2026OPTION EX.21,552——Form 4
HERBST SETHdirectorJan 2, 2026OPTION EX.21,552——Form 4
HERBST SETHdirectorJan 2, 2026AWARD50,000$0.94$47.0KForm 4
HERBST SETHdirectorJan 2, 2026AWARD39,894——Form 4
HERBST SETHdirectorJan 2, 2026OPTION EX.21,552——Form 4
Hazelton Joseph PPresident & COOJan 2, 2026AWARD36,418——Form 4
Hazelton Joseph PPresident & COOJan 2, 2026AWARD67,250$0.94$63.2KForm 4
EMALFARB MARK Adirector, 10 percent owner, officer: CEOJan 2, 2026AWARD102,609——Form 4
EMALFARB MARK Adirector, 10 percent owner, officer: CEOJan 2, 2026AWARD126,000$0.94$118.4KForm 4
EMALFARB MARK Adirector, 10 percent owner, officer: CEODec 23, 2025AWARD0$1.05—Form 4
EMALFARB MARK Adirector, 10 percent owner, officer: CEODec 23, 2025DISPOSED0$1.40—Form 4
EMALFARB MARK Adirector, 10 percent owner, officer: CEOSep 15, 2025BUY0$1.40—Form 4
Hazelton Joseph PPresident and COOAug 1, 2025BUY26,000$0.95$24.7KForm 4
Tarnok Michael P.directorJun 20, 2025OPTION EX.10,776——Form 4
Tarnok Michael P.directorJun 20, 2025OPTION EX.10,776——Form 4
Bose ArindamdirectorJun 20, 2025OPTION EX.10,776——Form 4
Bose ArindamdirectorJun 20, 2025DISPOSED10,776——Form 4
Bose ArindamdirectorJun 20, 2025OPTION EX.10,776——Form 4
Hazelton Joseph PPresident and COOMay 30, 2025AWARD25,000$1.04$26.0KForm 4
Kaye JackdirectorMar 5, 2025OPTION EX.22,500$1.33$29.9KForm 4
Kaye JackdirectorMar 5, 2025OPTION EX.7,500$1.33$10.0KForm 4
Kaye JackdirectorMar 5, 2025TAX W/H27,517$1.45$39.9KForm 4
Kaye JackdirectorMar 5, 2025OPTION EX.22,500$1.33$29.9KForm 4
HERBST SETHdirectorJan 6, 2025OPTION EX.6,250$0.97$6.1KForm 4
HERBST SETHdirectorJan 6, 2025OPTION EX.18,750$0.97$18.2KForm 4
HERBST SETHdirectorJan 6, 2024OPTION EX.6,250$0.97$6.1KForm 4
Kaye JackdirectorJan 2, 2025AWARD67,500$1.74$117.5KForm 4
Kaye JackdirectorJan 2, 2025OPTION EX.23,585——Form 4
Kaye JackdirectorJan 2, 2025AWARD21,552——Form 4
Kaye JackdirectorJan 2, 2025OPTION EX.23,585——Form 4
Tarnok Michael P.directorJan 2, 2025OPTION EX.23,585——Form 4
Tarnok Michael P.directorJan 2, 2025AWARD25,000$1.74$43.5KForm 4
Tarnok Michael P.directorJan 2, 2025AWARD10,776——Form 4
Tarnok Michael P.directorJan 2, 2025OPTION EX.23,585——Form 4
HERBST SETHdirectorJan 2, 2025OPTION EX.23,585——Form 4
HERBST SETHdirectorJan 2, 2025AWARD50,000$1.74$87.0KForm 4
HERBST SETHdirectorJan 2, 2025AWARD21,552——Form 4
HERBST SETHdirectorJan 2, 2025OPTION EX.23,585——Form 4
Lucy Patrick K.directorJan 2, 2025AWARD67,500$1.74$117.5KForm 4
Lucy Patrick K.directorJan 2, 2025OPTION EX.23,585——Form 4
Lucy Patrick K.directorJan 2, 2025AWARD21,552——Form 4
Lucy Patrick K.directorJan 2, 2025OPTION EX.23,585——Form 4
Rawson Ping WangChief Financial OfficerJan 2, 2025AWARD20,776——Form 4
Rawson Ping WangChief Financial OfficerJan 2, 2025AWARD64,500$1.74$112.2KForm 4
Bose ArindamdirectorJan 2, 2025AWARD67,500$1.74$117.5KForm 4
Bose ArindamdirectorJan 2, 2025OPTION EX.23,585——Form 4
Bose ArindamdirectorJan 2, 2025AWARD21,552——Form 4
Bose ArindamdirectorJan 2, 2025OPTION EX.23,585——Form 4
Hazelton Joseph PChief Operating OfficerJan 2, 2025AWARD30,172——Form 4
Hazelton Joseph PChief Operating OfficerJan 2, 2025AWARD75,000$1.74$130.5KForm 4
TCHELET RONENVP of Research and Bus. DvlpmtJan 2, 2025AWARD45,000$1.74$78.3KForm 4
TCHELET RONENVP of Research and Bus. DvlpmtJan 2, 2025AWARD8,980——Form 4
EMALFARB MARK Adirector, 10 percent owner, officer: President and CEOJan 2, 2025AWARD73,111——Form 4
EMALFARB MARK Adirector, 10 percent owner, officer: President and CEOJan 2, 2025AWARD172,000$1.74$299.3KForm 4
Tarnok Michael P.directorNov 22, 2024OPTION EX.18,750$0.97$18.2KForm 4
Tarnok Michael P.directorNov 22, 2024OPTION EX.6,250$0.97$6.1KForm 4
Tarnok Michael P.directorNov 22, 2024OPTION EX.18,750$0.97$18.2KForm 4
Buckland BarrydirectorJun 11, 2024OPTION EX.11,793$1.59$18.8KForm 4
Buckland BarrydirectorJun 11, 2024DISPOSED11,792——Form 4
Buckland BarrydirectorJun 11, 2024OPTION EX.11,793——Form 4
Tarnok Michael P.directorMay 21, 2024OPTION EX.16,875$1.36$22.9KForm 4
Tarnok Michael P.directorMay 21, 2024OPTION EX.5,625$1.36$7.7KForm 4
Tarnok Michael P.directorMay 21, 2024OPTION EX.7,500$1.36$10.2KForm 4
Tarnok Michael P.directorMay 21, 2024TAX W/H24,431$1.67$40.8KForm 4
Tarnok Michael P.directorMay 21, 2024OPTION EX.16,875$1.36$22.9KForm 4
Lucy Patrick K.directorApr 11, 2024AWARD13,125$1.84$24.1KForm 4
Tarnok Michael P.directorApr 11, 2024DISPOSED13,125$1.59$20.9KForm 4
Hazelton Joseph PChief Business OfficerApr 11, 2024AWARD20,000$1.84$36.8KForm 4
Hazelton Joseph PChief Business OfficerMar 13, 2024AWARD41,720——Form 4
EMALFARB MARK Adirector, 10 percent owner, officer: President and CEOMar 13, 2024AWARD124,454——Form 4
Rawson Ping WangChief Financial OfficerMar 13, 2024AWARD35,366——Form 4
TCHELET RONENVP of Research and Bus. DvlpmtMar 13, 2024AWARD11,169——Form 4
Bose ArindamdirectorJan 2, 2024AWARD67,500$1.59$107.3KForm 4
Bose ArindamdirectorJan 3, 2024OPTION EX.27,174——Form 4
Bose ArindamdirectorJan 2, 2024AWARD23,585——Form 4
Bose ArindamdirectorJan 3, 2024OPTION EX.27,174——Form 4