INDP · NASDAQ · Biotechnology

Indaptus Therapeutics (INDP)

Develops systemically administered bacterial immunotherapy for cancer and antiviral applications.

$1.16
Pre-market+0.01 (+1.08%)
At close$1.15(+1.33%)

Breakdown13F · 13D/G · Form 4

Institutions6 holders · as of Mar 31, 20260.05%70.6K shares
Insiders9 holders · as of Jun 26, 202648.75%64.95M shares
Strategic holders1 holder · as of Apr 2, 202629.19%38.90M shares
Otherremainder22.01%29.32M shares

133.24M company shares as of Sep 3, 2026 · institutions as of Mar 31, 2026 · holders as of their latest filing

Two share counts disagree (133.24M in the company's Sep 3, 2026 report, 113.24M elsewhere); stakes use the report.

Top shareholders13F · 13D/G · Form 4

HolderStakeSharesEvidence
Yun YaoInsider10 percent owner
31.51%41.99M13Dfiled Jun 26, 2026
SINO LION VENTURES LtdStrategic10 percent owner
29.19%38.90MForm 4filed Apr 2, 2026
Junyi DaiInsiderofficer: Chief Executive Officer
8.44%11.25M13Dfiled Jun 26, 2026
Yang TingInsider
8.44%11.25M13Dfiled Jun 26, 2026
Jeffrey A. MecklerInsiderdirector, 10 percent owner, officer: Co-Chief Executive Officer
0.17%229,929Form 4filed Dec 29, 2025
Michael James NewmanInsiderdirector, officer: CSO and Director
0.08%101,074Form 4filed Dec 29, 2025
Walt Addison LinscottInsiderofficer: Chief Operating Officer
0.04%54,426Form 4filed Dec 29, 2025
Citadel Advisors LLCInstitution
0.03%39,01813Fas of Mar 31, 2026
Geode Capital Management, LLCInstitution
0.02%27,00713Fas of Mar 31, 2026
Nir SassiInsiderofficer: Chief Financial Officer
0.02%26,758Form 4filed Dec 29, 2025
Avraham Ben-TzviInsiderdirector
0.02%25,100Form 4filed Jan 22, 2026
Matthew Charles McMurdoInsiderdirector
0.02%25,000Form 4filed Feb 26, 2026
Morgan StanleyInstitution
0.00%2,69713Fas of Mar 31, 2026
Tower Research Capital LLC (TRC)Institution
0.00%1,89013Fas of Mar 31, 2026
Sbi Securities Co., Ltd.Institution
0.00%1713Fas of Mar 31, 2026
CWM, LLCInstitution
0.00%213Fas of Mar 31, 2026
Bio Investments, Inc.Institution
12.80% of class, as filed13Dfiled Aug 13, 2021
David E. LazarInsiderofficer: Co-Chief Executive Officer
0.00%0Form 4filed Dec 23, 2025
Michael J. Newman, Ph.D.Insider
25.70% of class, as filed13Dfiled Aug 13, 2021
Glen R. Anderson1Insider10 percent owner
0.03%42,514Form 4filed Aug 16, 2023
Hoonmo Lee2Insiderdirector, 10 percent owner
0.02%24,804Form 4filed Aug 6, 2021
Boyan Vesselinov Litchev3Insiderofficer: Chief Medical Officer
0.00%41Form 4filed Dec 19, 2022
Anthony J. Maddaluna4Insiderdirector
0.00%24Form 4filed Aug 2, 2021
  1. Last filed Aug 16, 2023; leaving the company requires no filing. Not in the bar.
  2. Last filed Aug 6, 2021; leaving the company requires no filing. Not in the bar.
  3. Last filed Dec 19, 2022; leaving the company requires no filing. Not in the bar.
  4. Last filed Aug 2, 2021; leaving the company requires no filing. Not in the bar.

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

6 holders · 70.6K shares · 4 new positions · 4 increased · 1 reduced · 2 closed

HolderShares% outstandingChg q/qFiled
Citadel Advisors LLC39.0K0.03%+39.0KnewMay 15, 2026
Geode Capital Management, LLC27.0K0.02%+27.0KnewMay 15, 2026
Morgan Stanley2.7K0.00%+2.7KnewMay 15, 2026
Tower Research Capital LLC (TRC)1.9K0.00%−1.3KMay 15, 2026
Sbi Securities Co., Ltd.170.00%0Apr 28, 2026
CWM, LLC20.00%+2newMay 14, 2026

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

Holder% of classSharesFormFiled
Lazar David E.47.93%13DMar 24, 2026
Yao Yun31.51%41.99M13DJun 26, 2026
Sino Lion Ventures Ltdincl. Chenhao Xu29.19%38.90M13DJun 26, 2026
Jeffery A. Meckler12.70%13DDec 30, 2025
Dai Junyi8.44%11.25M13DJun 26, 2026
Yang Ting8.44%11.25M13DJun 26, 2026
A. Meckler6.90%13D/ANov 26, 2024
Newman Michael James5.40%13DDec 30, 2025

Insider tradesForm 4

Latest trades

DateInsiderTypeSharesAvg priceOwned after
Mar 23, 2026
David E. Lazardirector
Sale · 2 lots896,800103,200

CongressHouse and Senate disclosures

Not reported.