Tang Capital Management’s LeonaBio Inc LONA Stock Holding History

Tang Capital Management’s Portfolio LONA Stock Details LONA Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-59,998	Closed	-$248K	–	83
2025 Q3	$248K	Sell	59,998 -2	-0%	-$8	0.01%	191
2025 Q2	$181K	Hold	60,000	–	–	0.01%	196
2025 Q1	$171K	Hold	60,000	–	–	0.01%	199
2024 Q4	$352K	Hold	60,000	–	–	0.02%	176
2024 Q3	$268K	Sell	60,000 -45,272	-43%	-$1.06M	0.02%	141
2024 Q2	$2.79M	Buy	105,272 +20,000	+23%	+$472K	0.28%	72
2024 Q1	$2.34M	Sell	85,272 -30,000	-26%	-$952K	0.24%	73
2023 Q4	$2.8M	Buy	115,272 +80,000	+227%	+$1.42M	0.26%	81
2023 Q3	$712K	Hold	35,272	–	–	0.1%	90
2023 Q2	$1.04M	Hold	35,272	–	–	0.15%	81
2023 Q1	$882K	Sell	35,272 -13,251	-27%	-$427K	0.13%	80
2022 Q4	$1.54M	Buy	+48,523	New	+$1.53M	0.22%	66

Other funds holding LONA

Perceptive Advisors New York $6.66B AUM 360.84% 1-Year Est. Return

ACA

Acorn Capital Advisors New York $366M AUM 474.6% 1-Year Est. Return

Commodore Capital New York $1.68B AUM 375.52% 1-Year Est. Return

NMC

NEA Management Company Timonium, Maryland $1.59B AUM 234.06% 1-Year Est. Return

TCM

TCG Crossover Management Palo Alto, California $4.16B AUM 983.43% 1-Year Est. Return

KCM

Kalehua Capital Management Dallas, Texas $174M AUM

SSC

Spruce Street Capital New York $510M AUM

ACM

ADAR1 Capital Management Austin, Texas $2.19B AUM 374.99% 1-Year Est. Return

Millennium Management New York $276B AUM 44.8% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Tang Capital Management's LONA Position: Q4 2025 in Review

Tang Capital Management sold out of LeonaBio Inc (LONA) in Q4 2025, closing a stake of 59,998 shares — an estimated $248K sold.

Tang Capital Management first reported a position in LONA in Q4 2022 and held it in 12 quarters. The position peaked at $2.8M in Q4 2023. 42 funds tracked by Wall St. Rank hold LONA as of Q4 2025.

Tang Capital Management reported no remaining LeonaBio Inc position as of Q4 2025 after selling out during the quarter.
Tang Capital Management sold 59,998 LeonaBio Inc shares in Q4 2025, an estimated $248K.
Tang Capital Management first reported a position in LeonaBio Inc in Q4 2022 and held it in 12 quarters.
Tang Capital Management's LeonaBio Inc position peaked at $2.8M in Q4 2023.
42 funds tracked by Wall St. Rank held LeonaBio Inc as of Q4 2025.

Based on Tang Capital Management's 13F filing for Q4 2025, filed 17 Feb 2026.