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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.

13F holders, Q2 2025

Institutional positions in Third Harmonic Bio, Inc. as of Jun 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

THRD is no longer listed, so this page shows Q2 2025. 13F filings for later quarters list far fewer holders.

Institutional holders
107
+7 vs. Q1 2025
Shares held
38.7M
−25.6K (−0.1%) vs. Q1 2025
Total value
$210.2M
+$75.8M (+56.4%) vs. Q1 2025
New holders
28
42 more added
Sold out
21
15 more reduced

Compare with Q1 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting THRD on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2025: 107 institutions
Q1 2021: 0 institutionsQ2 2021: 0 institutionsQ3 2021: 0 institutionsQ4 2021: 0 institutionsQ1 2022: 0 institutionsQ2 2022: 0 institutionsQ3 2022: 40 institutionsQ4 2022: 50 institutionsQ1 2023: 49 institutionsQ2 2023: 48 institutionsQ3 2023: 56 institutionsQ4 2023: 62 institutionsQ1 2024: 71 institutionsQ2 2024: 77 institutionsQ3 2024: 85 institutionsQ4 2024: 98 institutionsQ1 2025: 100 institutionsQ2 2025: 107 institutionsQ3 2025: 18 institutionsQ4 2025: 4 institutionsQ1 2026: 4 institutionsQ2 2026: 4 institutions
Value heldQ2 2025: $210.3M
Q1 2021: $0Q2 2021: $0Q3 2021: $0Q4 2021: $0Q1 2022: $0Q2 2022: $0Q3 2022: $672.8MQ4 2022: $153.1MQ1 2023: $149.8MQ2 2023: $173.5MQ3 2023: $241.5MQ4 2023: $429.2MQ1 2024: $364.2MQ2 2024: $523.4MQ3 2024: $596.7MQ4 2024: $462.5MQ1 2025: $134.4MQ2 2025: $210.3MQ3 2025: $1.19MQ4 2025: $111.5KQ1 2026: $110.0KQ2 2026: $110.0K
Institutions holding THRD and their total value by quarter
QuarterHoldersValue
Q2 20264$110.0K
Q1 20264$110.0K
Q4 20254$111.5K
Q3 202518$1.19M
Q2 2025107$210.3M
Q1 2025100$134.4M
Q4 202498$462.5M
Q3 202485$596.7M
Q2 202477$523.4M
Q1 202471$364.2M
Q4 202362$429.2M
Q3 202356$241.5M
Q2 202348$173.5M
Q1 202349$149.8M
Q4 202250$153.1M
Q3 202240$672.8M
Q2 20220$0
Q1 20220$0
Q4 20210$0
Q3 20210$0
Q2 20210$0
Q1 20210$0

Institutions, Q2 2025

Shares, value and share of portfolio for each institution holding Third Harmonic Bio, Inc.; share changes are against Q1 2025.

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
ADAR1 Capital Management, LLC622,873$3.38M0.55%+522,873+522.9%Added
Geode Capital Management, LLC577,190$3.13M0.00%+62,303+12.1%Added
DLD Asset Management, LP503,841$2.74M0.32%+503,841New
State Street Corp468,994$2.55M0.00%+34,466+7.9%Added
Omers Administration Corp426,900$2.32M0.02%+426,900New
Affinity Asset Advisors, LLC370,000$2.01M0.30%00.0%Unchanged
Alpine Global Management, LLC334,481$1.82M0.41%+334,481New
Yakira Capital Management, Inc.293,633$1.59M0.59%+293,633New
Rangeley Capital, LLC290,000$1.57M1.98%+20,000+7.4%Added
Morgan Stanley272,473$1.48M0.00%−46,918−14.7%Reduced
Gabelli & Co Investment Advisers, Inc.251,681$1.37M0.21%+251,681New
Alberta Investment Management Corp239,389$1.30M0.01%+239,389New
Vazirani Asset Management LLC225,500$1.22M4.68%+142,051+170.2%Added
Goldman Sachs Group Inc221,090$1.20M0.00%+63,116+40.0%Added
683 Capital Management, LLC200,000$1.09M0.11%00.0%Unchanged
LMR Partners LLP200,000$1.09M0.02%+200,000New
Northern Trust Corp197,549$1.07M0.00%−3,904−1.9%Reduced
Charles Schwab Investment Management Inc185,797$1.01M0.00%+8,632+4.9%Added
Citadel Advisors LLC120,870$656.3K0.00%−14,904−11.0%Reduced
FNY Investment Advisers, LLC100,100$543.0K0.23%+9,048+9.9%Added
Qube Research & Technologies Ltd97,024$526.8K0.00%−62,350−39.1%Reduced
JPMorgan Chase & Co95,538$518.8K0.00%−168,877−63.9%Reduced
Dimensional Fund Advisors LP93,939$510.1K0.00%00.0%Unchanged
Prelude Capital Management, LLC76,822$417.1K0.04%+6,922+9.9%Added
Cubist Systematic Strategies, LLC76,461$415.2K0.00%+5,512+7.8%Added
Wellington Management Group LLP75,658$410.8K0.00%+75,658New
AQR Capital Management LLC73,646$399.9K0.00%+51,684+235.3%Added
BNP Paribas Arbitrage, SA73,526$399.2K0.00%−36,079−32.9%Reduced
Millennium Management LLC59,360$322.3K0.00%+7,832+15.2%Added
Two Sigma Investments, LP58,829$319.4K0.00%+10,800+22.5%Added
Barclays PLC56,905$309.0K0.00%+21,874+62.4%Added
Bank of New York Mellon Corp53,358$289.7K0.00%+7,437+16.2%Added
UBS Group AG52,256$283.8K0.00%+4,084+8.5%Added
Martingale Asset Management L P51,113$277.5K0.01%+51,113New
Squarepoint Ops LLC51,099$277.5K0.00%−70,833−58.1%Reduced
Fifth Lane Capital, LP50,000$271.5K0.33%+50,000New
STRS Ohio42,400$230.2K0.00%+3,000+7.6%Added
Takeda Pharmaceutical Co Ltd36,835$200.0K1.02%00.0%Unchanged
Susquehanna International Group, LLP35,583$193.2K0.00%+7,395+26.2%Added
American Century Companies Inc34,299$186.2K0.00%+2,632+8.3%Added
Bank of America Corp34,230$185.9K0.00%−50,455−59.6%Reduced
Rhumbline Advisers33,672$182.8K0.00%+5,501+19.5%Added
Susquehanna Fundamental Investments, LLC31,785$172.6K0.00%−1,653−4.9%Reduced
PDT Partners, LLC30,118$163.5K0.01%+30,118New
Nuveen, LLC27,963$151.8K0.00%−9,283−24.9%Reduced
HSBC Holdings PLC27,758$151.4K0.00%+2,111+8.2%Added
Occudo Quantitative Strategies LP26,994$146.6K0.02%+26,994New
Walleye Capital LLC24,275$131.8K0.00%−77,982−76.3%Reduced
Alliancebernstein L.P.20,830$113.1K0.00%+8,900+74.6%Added
Periscope Capital Inc.20,000$108.6K0.04%+20,000New
Deutsche Bank AG19,815$107.6K0.00%00.0%Unchanged
Graham Capital Management, L.P.17,112$92.9K0.00%+17,112New
MetLife Investment Management16,859$91.5K0.00%+16,859New
Wells Fargo & Company16,118$87.5K0.00%+2,962+22.5%Added
Royal Bank of Canada15,699$85.0K0.00%+12,774+436.7%Added
Intech Investment Management LLC15,578$84.6K0.00%+4,412+39.5%Added
Farallon Capital Management, L.L.C.15,361$83.4K0.00%+15,361New
XTX Topco Ltd14,703$79.8K0.00%+14,703New
Citigroup Inc14,220$77.2K0.00%−1,623−10.2%Reduced
Mirae Asset Global ETFs Holdings Ltd.13,214$71.8K0.00%+1,360+11.5%Added
Price T Rowe Associates Inc11,811$65.0K0.00%+11,811New
Quest Partners LLC11,873$64.5K0.01%00.0%Unchanged
China Universal Asset Management Co., Ltd.9,064$49.2K0.00%+26+0.3%Added
CSS LLC7,000$38.0K0.00%+7,000New
New York State Common Retirement Fund5,976$32.5K0.00%00.0%Unchanged
CWM, LLC4,897$27.0K0.00%+4,481+1,077.2%Added
FMR LLC4,406$23.9K0.00%+3,340+313.3%Added
Police & Firemen's Retirement System of New Jersey3,986$21.6K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)3,907$21.2K0.00%−34−0.9%Reduced
Nisa Investment Advisors, LLC3,423$18.6K0.00%+3,132+1,076.3%Added
Legal & General Group Plc2,323$12.6K0.00%+369+18.9%Added
Meeder Asset Management Inc2,083$11.3K0.00%00.0%Unchanged
Ameritas Investment Partners, Inc.2,017$11.0K0.00%00.0%Unchanged
Mirae Asset Global Investments Co., Ltd.1,743$9.46K0.00%+235+15.6%Added
Versant Capital Management, Inc1,595$8.66K0.00%+1,595New
Atwood & Palmer Inc1,500$8.14K0.00%00.0%Unchanged
California State Teachers Retirement System1,437$7.80K0.00%00.0%Unchanged
The PNC Financial Services Group, Inc.1,325$7.20K0.00%+702+112.7%Added
GF Fund Management Co. Ltd.1,118$6.07K0.00%00.0%Unchanged
Point72 (DIFC) Ltd890$4.83K0.00%+808+985.4%Added
Amalgamated Bank665$4.00K0.00%00.0%Unchanged
Sterling Capital Management LLC625$3.39K0.00%+247+65.3%Added
Russell Investments Group, Ltd.269$1.46K0.00%+246+1,069.6%Added
IFP Advisors, Inc0$1.45K0.00%0Unchanged
Rothschild Investment LLC255$1.39K0.00%+150+142.9%Added
True Wealth Design, LLC211$1.15K0.00%+211New
UMA Financial Services, Inc.195$1.06K0.00%+195New
Daiwa Securities Group Inc.149$1.00K0.00%00.0%Unchanged
Raffa Wealth Management, LLC150$8150.00%00.0%Unchanged
Rise Advisors, LLC144$7820.00%+144New