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Third Harmonic Bio, Inc.

THRDDelisted
Industry
Pharmaceutical Preparations
SEC CIK
0001923840

Third Harmonic Bio, Inc. was delisted in 2025; its insiders filed their last Form 4 on Aug 14, 2025; 107 institutions reported holding it in 13F filings for Q2 2025, worth $210.3M in total; no superinvestor held it.

Key figures

Insider buys
0
Open market, last 90 days
Insider sells
0
Open market, last 90 days
13F holders
107
Q2 2025, +7 vs. previous quarter
13F value
$210.2M
Reported value at the end of Q2 2025
Superinvestors holding
0
At the end of Q2 2025

Superinvestors holding THRD, Q2 2025

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No superinvestor reported holding THRD at the end of Q2 2025.

Latest insider trades

Open-market purchases and sales by Third Harmonic Bio, Inc. insiders from Form 4, newest first.

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Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Nov 12, 2024 (view filing)Nov 84 daysConner Edward R.Chief Medical OfficerSSale−2.12K$15.00−$31.8K−100.0%0 after10b5-1
Oct 31, 2024 (view filing)5:53 PM ETOct 292 daysBiotechnology Value Fund L P and 9 othersOther: See Explanation of ResponsesSSale−1.00M$14.30−$14.3M−85.0%176.7K after3 lots
Oct 30, 2024 (view filing)Oct 282 daysConner Edward R.Chief Medical OfficerSSale−2.67K$15.00−$40.1K−100.0%0 after10b5-1
Sep 20, 2024 (view filing)Sep 191 dayConner Edward R.Chief Medical OfficerSSale−4.79K$15.00−$71.8K−100.0%0 after10b5-1
Sep 20, 2024 (view filing)Sep 18-192 daysPerson JulieCHIEF ADMINISTRATIVE OFFICERSSale−10.0K$14.28−$142.8K−100.0%0 after2 lots10b5-1
Jun 28, 2024 (view filing)Jun 262 daysPerson JulieCHIEF ADMINISTRATIVE OFFICERSSale−10.0K$12.46−$124.6K−100.0%0 after10b5-1
Jun 10, 2024 (view filing)Jun 73 daysDittman JenniferChief Development Oper OfficerSSale−494$14.17−$7.00K−100.0%0 after10b5-1
May 22, 2024 (view filing)May 202 daysDittman JenniferChief Development Oper OfficerSSale−1.04K$14.00−$14.6K−100.0%0 after10b5-1
May 20, 2024 (view filing)May 164 daysDittman JenniferChief Development Oper OfficerSSale−23.6K$14.04−$331.0K−100.0%0 after10b5-1
May 10, 2024 (view filing)May 91 dayHolles Natalie C.CEOSSale−20.2K$12.18−$246.3K−1.6%1.22M after10b5-1

Top 10 13F holders, Q2 2025

The largest institutional positions in Third Harmonic Bio, Inc. at the end of Q2 2025; share changes are against Q1 2025.

See all 107 holders
Institutions holding THRD in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Atlas Venture Life Science Advisors, LLC10,402,286$56.5M8.53%00.0%Unchanged
OrbiMed Advisors LLC5,779,071$31.4M0.79%00.0%Unchanged
BML Capital Management, LLC3,824,417$20.8M15.91%00.0%Unchanged
Nantahala Capital Management, LLC2,938,700$16.0M1.13%00.0%Unchanged
TCG Crossover Management, LLC1,915,424$10.4M1.19%−590,000−23.5%Reduced
BlackRock, Inc.1,726,614$9.38M0.00%+246,996+16.7%Added
Vanguard Group Inc1,298,089$7.05M0.00%+138,489+11.9%Added
D. E. Shaw & Co., Inc.1,250,680$6.79M0.01%+677,346+118.1%Added
Tang Capital Management LLC929,727$5.05M0.26%00.0%Unchanged
Schonfeld Strategic Advisors LLC770,800$4.19M0.03%+740,694+2,460.3%Added