Caption Management’s Avidity Biosciences RNAM Stock Holding History

Caption Management’s Portfolio RNAM Stock Details RNAM Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-40,000	Closed	-$2.89M	–	1992
2025 Q4	$2.89M	Hold	40,000	–	–	0.02%	700
2025 Q3	$1.74M	Buy	40,000 +13,000	+48%	+$526K	0.01%	897
2025 Q2	$767K	Sell	27,000 -215,000	-89%	-$6.41M	0.01%	1008
2025 Q1	$7.14M	Buy	242,000 +152,000	+169%	+$4.73M	0.07%	277
2024 Q4	$2.62M	Buy	+90,000	New	+$3.76M	0.02%	604

Other funds holding RNAM

Corsicana & Co Corsicana, Texas $158M AUM

Caption Management's RNAM Position: Q4 2025 in Review

Caption Management sold out of Avidity Biosciences (RNAM) in Q4 2025, closing a stake of 12,138 shares — an estimated $784K sold.

Caption Management first reported a position in RNAM in Q4 2024 and held it in 2 quarters. The position peaked at $896K in Q4 2024. 343 funds tracked by Wall St. Rank hold RNAM as of Q4 2025.

Caption Management reported no remaining Avidity Biosciences position as of Q4 2025 after selling out during the quarter.
Caption Management sold 12,138 Avidity Biosciences shares in Q4 2025, an estimated $784K.
Caption Management first reported a position in Avidity Biosciences in Q4 2024 and held it in 2 quarters.
Caption Management's Avidity Biosciences position peaked at $896K in Q4 2024.
343 funds tracked by Wall St. Rank held Avidity Biosciences as of Q4 2025.

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