Wellington Management Group
THRD

Wellington Management Group’s Third Harmonic Bio THRD Stock Holding History

Wellington Management Group’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
-75,658
Closed -$411K – 2109
2025
Q2 		$411K Buy
+75,658
New +$377K ﹤0.01% 1846
2025
Q1 		– Sell
-83,392
Closed -$858K – 2050
2024
Q4 		$858K Buy
83,392
+6,022
+8% +$75K ﹤0.01% 1744
2024
Q3 		$1.05M Sell
77,370
-13,543
-15% -$168K ﹤0.01% 1703
2024
Q2 		$1.18M Buy
90,913
+6,703
+8% +$82.9K ﹤0.01% 1634
2024
Q1 		$795K Buy
+84,210
New +$819K ﹤0.01% 1731
2023
Q2 		– Sell
-312,855
Closed -$1.29M – 2001
2023
Q1 		$1.29M Sell
312,855
-27,605
-8% -$117K ﹤0.01% 1592
2022
Q4 		$1.46M Sell
340,460
-828,094
-71% -$13.9M ﹤0.01% 1570
2022
Q3 		$22.2M Buy
+1,168,554
New +$21.1M ﹤0.01% 881

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 29.01% 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 $93.1B AUM 28.26% 1-Year Est. Return
AB
Amalgamated Bank New York $13.1B AUM 29.66% 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

Wellington Management Group's THRD Position: Q3 2025 in Review

Wellington Management Group sold out of Third Harmonic Bio (THRD) in Q3 2025, closing a stake of 75,658 shares — an estimated $411K sold.

Wellington Management Group first reported a position in THRD in Q3 2022 and held it in 8 quarters. The position peaked at $22.2M in Q3 2022. 18 funds tracked by Wall St. Rank hold THRD as of Q3 2025.

  • Wellington Management Group reported no remaining Third Harmonic Bio position as of Q3 2025 after selling out during the quarter.
  • Wellington Management Group sold 75,658 Third Harmonic Bio shares in Q3 2025, an estimated $411K.
  • Wellington Management Group first reported a position in Third Harmonic Bio in Q3 2022 and held it in 8 quarters.
  • Wellington Management Group's Third Harmonic Bio position peaked at $22.2M in Q3 2022.
  • 18 funds tracked by Wall St. Rank held Third Harmonic Bio as of Q3 2025.

Based on Wellington Management Group's 13F filing for Q3 2025, filed 14 Nov 2025.