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Third Harmonic Bio, Inc.

THRDDelisted Jul 31, 2025
Industry
Pharmaceutical Preparations
SEC CIK
0001923840

Third Harmonic Bio, Inc. was delisted on Jul 31, 2025; its insiders filed their last Form 4 on Aug 14, 2025; 107 institutions reported holding it in 13F filings for Q2 2025, worth $210.2M in total; no superinvestor held it.

13F holders, Q3 2025

Institutional positions in Third Harmonic Bio, Inc. as of Sep 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, and 13F filings after Q2 2025 list far fewer holders. See Q2 2025

Institutional holders
18
−89 vs. Q2 2025
Shares held
4.33M
−34.4M (−88.8%) vs. Q2 2025
Total value
$1.19M
−$209.0M (−99.4%) vs. Q2 2025
New holders
5
3 more added
Sold out
94
1 more reduced

Compare with Q2 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 holdersQ3 2025: 18 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 heldQ3 2025: $1.19M
Q1 2021: $0Q2 2021: $0Q3 2021: $0Q4 2021: $0Q1 2022: $0Q2 2022: $0Q3 2022: $672.8MQ4 2022: $153.1MQ1 2023: $149.7MQ2 2023: $173.5MQ3 2023: $241.5MQ4 2023: $416.0MQ1 2024: $357.6MQ2 2024: $523.2MQ3 2024: $596.6MQ4 2024: $462.5MQ1 2025: $134.4MQ2 2025: $210.2MQ3 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$210.2M
Q1 2025100$134.4M
Q4 202498$462.5M
Q3 202485$596.6M
Q2 202477$523.2M
Q1 202471$357.6M
Q4 202362$416.0M
Q3 202356$241.5M
Q2 202348$173.5M
Q1 202349$149.7M
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, Q3 2025

Shares, value and share of portfolio for each institution holding Third Harmonic Bio, Inc.; share changes are against Q2 2025.

Institutions holding THRD in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Dimensional Fund Advisors LP93,939$505.4K0.00%00.0%Unchanged
Cantor Fitzgerald, L. P.86,325$464.4K0.01%+86,325New
Rhumbline Advisers20,707$111.4K0.00%−12,965−38.5%Reduced
MetLife Investment Management16,859$90.7K0.00%00.0%Unchanged
JBF Capital, Inc.250,000$7.50K0.00%+250,000New
Russell Investments Group, Ltd.803$4.32K0.00%+534+198.5%Added
Amalgamated Bank665$4.00K0.00%00.0%Unchanged
GAMMA Investing LLC458$2.46K0.00%+353+336.2%Added
Optiver Holding B.V.196$1.05K0.00%+196New
Nuveen, LLC27,963$8390.00%00.0%Unchanged
Ameritas Investment Partners, Inc.2,017$610.00%00.0%Unchanged
SBI Securities Co., Ltd.20$10.00%00.0%Unchanged
BML Capital Management, LLC3,824,417$00.00%00.0%Unchanged
Nisa Investment Advisors, LLC3,423$00.00%00.0%Unchanged
Meeder Asset Management Inc2,083$00.00%00.0%Unchanged
IFP Advisors, Inc1$00.00%+1Added
Caldwell Sutter Capital, Inc.1,000$00.00%+1,000New
Advisor Group Holdings, Inc.69$00.00%+69New
Atlas Venture Life Science Advisors, LLC0$00.00%−10,402,286−100.0%Sold out
OrbiMed Advisors LLC0$00.00%−5,779,071−100.0%Sold out
Nantahala Capital Management, LLC0$00.00%−2,938,700−100.0%Sold out
TCG Crossover Management, LLC0$00.00%−1,915,424−100.0%Sold out
BlackRock, Inc.0$00.00%−1,726,614−100.0%Sold out
Vanguard Group Inc0$00.00%−1,298,089−100.0%Sold out
D. E. Shaw & Co., Inc.0$00.00%−1,250,680−100.0%Sold out
Tang Capital Management LLC0$00.00%−929,727−100.0%Sold out
Schonfeld Strategic Advisors LLC0$00.00%−770,800−100.0%Sold out
ADAR1 Capital Management, LLC0$00.00%−622,873−100.0%Sold out
Geode Capital Management, LLC0$00.00%−577,190−100.0%Sold out
DLD Asset Management, LP0$00.00%−503,841−100.0%Sold out
State Street Corp0$00.00%−468,994−100.0%Sold out
Omers Administration Corp0$00.00%−426,900−100.0%Sold out
Affinity Asset Advisors, LLC0$00.00%−370,000−100.0%Sold out
Alpine Global Management, LLC0$00.00%−334,481−100.0%Sold out
Yakira Capital Management, Inc.0$00.00%−293,633−100.0%Sold out
Rangeley Capital, LLC0$00.00%−290,000−100.0%Sold out
Morgan Stanley0$00.00%−272,473−100.0%Sold out
Gabelli & Co Investment Advisers, Inc.0$00.00%−251,681−100.0%Sold out
Alberta Investment Management Corp0$00.00%−239,389−100.0%Sold out
Vazirani Asset Management LLC0$00.00%−225,500−100.0%Sold out
Goldman Sachs Group Inc0$00.00%−221,090−100.0%Sold out
683 Capital Management, LLC0$00.00%−200,000−100.0%Sold out
LMR Partners LLP0$00.00%−200,000−100.0%Sold out
Northern Trust Corp0$00.00%−197,549−100.0%Sold out
Charles Schwab Investment Management Inc0$00.00%−185,797−100.0%Sold out
Citadel Advisors LLC0$00.00%−120,870−100.0%Sold out
FNY Investment Advisers, LLC0$00.00%−100,100−100.0%Sold out
Qube Research & Technologies Ltd0$00.00%−97,024−100.0%Sold out
JPMorgan Chase & Co0$00.00%−95,538−100.0%Sold out
Prelude Capital Management, LLC0$00.00%−76,822−100.0%Sold out
Cubist Systematic Strategies, LLC0$00.00%−76,461−100.0%Sold out
Wellington Management Group LLP0$00.00%−75,658−100.0%Sold out
AQR Capital Management LLC0$00.00%−73,646−100.0%Sold out
BNP Paribas Arbitrage, SA0$00.00%−73,526−100.0%Sold out
Millennium Management LLC0$00.00%−59,360−100.0%Sold out
Two Sigma Investments, LP0$00.00%−58,829−100.0%Sold out
Barclays PLC0$00.00%−56,905−100.0%Sold out
Bank of New York Mellon Corp0$00.00%−53,358−100.0%Sold out
UBS Group AG0$00.00%−52,256−100.0%Sold out
Martingale Asset Management L P0$00.00%−51,113−100.0%Sold out
Squarepoint Ops LLC0$00.00%−51,099−100.0%Sold out
Fifth Lane Capital, LP0$00.00%−50,000−100.0%Sold out
STRS Ohio0$00.00%−42,400−100.0%Sold out
Takeda Pharmaceutical Co Ltd0$00.00%−36,835−100.0%Sold out
Susquehanna International Group, LLP0$00.00%−35,583−100.0%Sold out
American Century Companies Inc0$00.00%−34,299−100.0%Sold out
Bank of America Corp0$00.00%−34,230−100.0%Sold out
Susquehanna Fundamental Investments, LLC0$00.00%−31,785−100.0%Sold out
PDT Partners, LLC0$00.00%−30,118−100.0%Sold out
HSBC Holdings PLC0$00.00%−27,758−100.0%Sold out
Occudo Quantitative Strategies LP0$00.00%−26,994−100.0%Sold out
Walleye Capital LLC0$00.00%−24,275−100.0%Sold out
Alliancebernstein L.P.0$00.00%−20,830−100.0%Sold out
Periscope Capital Inc.0$00.00%−20,000−100.0%Sold out
Deutsche Bank AG0$00.00%−19,815−100.0%Sold out
Graham Capital Management, L.P.0$00.00%−17,112−100.0%Sold out
Wells Fargo & Company0$00.00%−16,118−100.0%Sold out
Royal Bank of Canada0$00.00%−15,699−100.0%Sold out
Intech Investment Management LLC0$00.00%−15,578−100.0%Sold out
Farallon Capital Management, L.L.C.0$00.00%−15,361−100.0%Sold out
XTX Topco Ltd0$00.00%−14,703−100.0%Sold out
Citigroup Inc0$00.00%−14,220−100.0%Sold out
Mirae Asset Global ETFs Holdings Ltd.0$00.00%−13,214−100.0%Sold out
Price T Rowe Associates Inc0$00.00%−11,811−100.0%Sold out
Quest Partners LLC0$00.00%−11,873−100.0%Sold out
China Universal Asset Management Co., Ltd.0$00.00%−9,064−100.0%Sold out
CSS LLC0$00.00%−7,000−100.0%Sold out
New York State Common Retirement Fund0$00.00%−5,976−100.0%Sold out
CWM, LLC0$00.00%−4,897−100.0%Sold out
FMR LLC0$00.00%−4,406−100.0%Sold out
Police & Firemen's Retirement System of New Jersey0$00.00%−3,986−100.0%Sold out
Tower Research Capital LLC (TRC)0$00.00%−3,907−100.0%Sold out
Legal & General Group Plc0$00.00%−2,323−100.0%Sold out
Mirae Asset Global Investments Co., Ltd.0$00.00%−1,743−100.0%Sold out
Versant Capital Management, Inc0$00.00%−1,595−100.0%Sold out
Atwood & Palmer Inc0$00.00%−1,500−100.0%Sold out
California State Teachers Retirement System0$00.00%−1,437−100.0%Sold out
The PNC Financial Services Group, Inc.0$00.00%−1,325−100.0%Sold out
GF Fund Management Co. Ltd.0$00.00%−1,118−100.0%Sold out
Point72 (DIFC) Ltd0$00.00%−890−100.0%Sold out