GCIA
THRD

Gabelli & Co Investment Advisers’s Third Harmonic Bio THRD Stock Holding History

Gabelli & Co Investment Advisers’s Portfolio THRD Stock Details THRD Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		– Sell
-251,681
Closed -$1.37M – 325
2025
Q2 		$1.37M Buy
+251,681
New +$1.26M 0.21% 90

Other funds holding THRD

Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
CF
Cantor Fitzgerald New York $6.78B AUM 28.97% 1-Year Est. Return
RhumbLine Advisers
RhumbLine Advisers Boston, Massachusetts $117B AUM 29.66% 1-Year Est. Return
MIM
MetLife Investment Management Whippany, New Jersey $19.6B AUM 32.64% 1-Year Est. Return
JC
JBF Capital Aspen, Colorado $676M AUM 24.74% 1-Year Est. Return
Russell Investments Group
Russell Investments Group London, United Kingdom $114B AUM 41.71% 1-Year Est. Return
AB
Amalgamated Bank New York $14.5B AUM 44.3% 1-Year Est. Return
GI
GAMMA Investing Foster City, California $2.69B AUM 42.78% 1-Year Est. Return
Optiver Holding
Optiver Holding Amsterdam, Netherlands $289B AUM 33.63% 1-Year Est. Return
N
Nuveen Charlotte, North Carolina $369B AUM 31.66% 1-Year Est. Return

Gabelli & Co Investment Advisers's THRD Position: Q3 2025 in Review

Gabelli & Co Investment Advisers sold out of Third Harmonic Bio (THRD) in Q3 2025, closing a stake of 251,681 shares — an estimated $1.37M sold.

Gabelli & Co Investment Advisers first reported a position in THRD in Q2 2025 and held it in 1 quarter. The position peaked at $1.37M in Q2 2025. 18 funds tracked by Wall St. Rank hold THRD as of Q3 2025.

  • Gabelli & Co Investment Advisers reported no remaining Third Harmonic Bio position as of Q3 2025 after selling out during the quarter.
  • Gabelli & Co Investment Advisers sold 251,681 Third Harmonic Bio shares in Q3 2025, an estimated $1.37M.
  • Gabelli & Co Investment Advisers first reported a position in Third Harmonic Bio in Q2 2025 and held it in 1 quarter.
  • Gabelli & Co Investment Advisers's Third Harmonic Bio position peaked at $1.37M in Q2 2025.
  • 18 funds tracked by Wall St. Rank held Third Harmonic Bio as of Q3 2025.

Based on Gabelli & Co Investment Advisers's 13F filing for Q3 2025, filed 12 Nov 2025.