Tri Locum Partners’s Korro Bio KRRO Stock Holding History

Tri Locum Partners’s Portfolio KRRO Stock Details KRRO Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-337,764	Closed	-$16.2M	–	19
2025 Q3	$16.2M	Buy	337,764 +198,271	+142%	+$4.4M	3.72%	11
2025 Q2	$3.48M	Buy	139,493 +11,112	+9%	+$160K	1.06%	21
2025 Q1	$2.24M	Sell	128,381 -15,835	-11%	-$470K	1.15%	21
2024 Q4	$5.49M	Buy	144,216 +80,202	+125%	+$4.12M	1.14%	24
2024 Q3	$2.14M	Sell	64,014 -7,414	-10%	-$312K	0.51%	19
2024 Q2	$2.42M	Buy	+71,428	New	+$3.95M	0.61%	24

Other funds holding KRRO

AVLSA

Atlas Venture Life Science Advisors Cambridge, Massachusetts $790M AUM 223.66% 1-Year Est. Return

NMC

NEA Management Company Timonium, Maryland $1.76B AUM 223.33% 1-Year Est. Return

LCM

Lynx1 Capital Management San Juan, Puerto Rico $633M AUM 173.22% 1-Year Est. Return

NCM

Nantahala Capital Management New Canaan, Connecticut $2.72B AUM 121.58% 1-Year Est. Return

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

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

TCM

TCG Crossover Management Palo Alto, California $3.5B AUM 1,165.83% 1-Year Est. Return

Siren LLC Greenwich, Connecticut $3.61B AUM 203.3% 1-Year Est. Return

Jane Street New York $777B AUM 61.18% 1-Year Est. Return

7IH

72 Investment Holdings Stamford, Connecticut $49.6M AUM 684.72% 1-Year Est. Return

Tri Locum Partners's KRRO Position: Q4 2025 in Review

Tri Locum Partners sold out of Korro Bio (KRRO) in Q4 2025, closing a stake of 337,764 shares — an estimated $16.2M sold.

Tri Locum Partners first reported a position in KRRO in Q2 2024 and held it in 6 quarters. The position peaked at $16.2M in Q3 2025. 83 funds tracked by Wall St. Rank hold KRRO as of Q4 2025.

Tri Locum Partners reported no remaining Korro Bio position as of Q4 2025 after selling out during the quarter.
Tri Locum Partners sold 337,764 Korro Bio shares in Q4 2025, an estimated $16.2M.
Tri Locum Partners first reported a position in Korro Bio in Q2 2024 and held it in 6 quarters.
Tri Locum Partners's Korro Bio position peaked at $16.2M in Q3 2025.
83 funds tracked by Wall St. Rank held Korro Bio as of Q4 2025.

Based on Tri Locum Partners's 13F filing for Q4 2025, filed 17 Feb 2026.