CSS LLC’s Third Harmonic Bio THRD Stock Holding History

CSS LLC’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	-10,000	Closed	-$54.3K	–	1191
2025 Q2	$54.3K	Buy	+10,000	New	+$49.9K	﹤0.01%	880

Other funds holding THRD

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Cantor Fitzgerald New York $6.78B AUM 29.01% 1-Year Est. Return

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

JBF Capital Aspen, Colorado $676M AUM 24.74% 1-Year Est. Return

Russell Investments Group London, United Kingdom $93.1B AUM 28.26% 1-Year Est. Return

Amalgamated Bank New York $14.5B AUM 44.3% 1-Year Est. Return

GAMMA Investing Foster City, California $2.69B AUM 42.78% 1-Year Est. Return

Optiver Holding Amsterdam, Netherlands $289B AUM 33.63% 1-Year Est. Return

Nuveen Charlotte, North Carolina $369B AUM 31.66% 1-Year Est. Return

CSS LLC's THRD Position: Q3 2025 in Review

CSS LLC sold out of Third Harmonic Bio (THRD) in Q3 2025, closing a stake of 7,000 shares — an estimated $38K sold.

CSS LLC first reported a position in THRD in Q2 2025 and held it in 1 quarter. The position peaked at $38K in Q2 2025. 18 funds tracked by Wall St. Rank hold THRD as of Q3 2025.

CSS LLC reported no remaining Third Harmonic Bio position as of Q3 2025 after selling out during the quarter.
CSS LLC sold 7,000 Third Harmonic Bio shares in Q3 2025, an estimated $38K.
CSS LLC first reported a position in Third Harmonic Bio in Q2 2025 and held it in 1 quarter.
CSS LLC's Third Harmonic Bio position peaked at $38K in Q2 2025.
18 funds tracked by Wall St. Rank held Third Harmonic Bio as of Q3 2025.

Based on CSS LLC's 13F filing for Q3 2025, filed 13 Nov 2025.