New Leaf Venture Partners’s Cogent Biosciences COGT Stock Holding History

New Leaf Venture Partners’s Portfolio COGT Stock Details COGT Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q3	$3.6M	Hold	250,765	–	–	8.37%	4
2025 Q2	$1.8M	Hold	250,765	–	–	3.4%	5
2025 Q1	$1.5M	Hold	250,765	–	–	3.35%	5
2024 Q4	$1.96M	Hold	250,765	–	–	2.61%	5
2024 Q3	$2.71M	Hold	250,765	–	–	2.78%	6
2024 Q2	$2.11M	Hold	250,765	–	–	2.57%	6
2024 Q1	$1.69M	Hold	250,765	–	–	1.47%	9
2023 Q4	$1.47M	Sell	250,765 -250,765	-50%	-$1.92M	1.19%	10
2023 Q3	$4.89M	Hold	501,530	–	–	6.28%	5
2023 Q2	$5.94M	Hold	501,530	–	–	5.1%	6
2023 Q1	$5.41M	Hold	501,530	–	–	4.47%	7
2022 Q4	$5.8M	Hold	501,530	–	–	4.2%	6
2022 Q3	$7.48M	Hold	501,530	–	–	4.44%	6
2022 Q2	$4.52M	Hold	501,530	–	–	2.93%	9
2022 Q1	$3.76M	Hold	501,530	–	–	1.85%	12
2021 Q4	$4.3M	Hold	501,530	–	–	1.56%	14
2021 Q3	$4.22M	Hold	501,530	–	–	1.22%	14
2021 Q2	$2.66M	Hold	501,530	–	–	0.68%	16
2021 Q1	$4.4M	Buy	501,530 +12,150	+2%	+$117K	1.02%	11
2020 Q4	$5.5M	Buy	489,380 +40,494	+9%	+$445K	1.27%	8
2020 Q3	$4.04M	Hold	448,886	–	–	1.63%	10
2020 Q2	$826K	Hold	448,886	–	–	0.24%	19
2020 Q1	$742K	Hold	448,886	–	–	0.22%	19
2019 Q4	$1.29M	Hold	448,886	–	–	0.28%	18
2019 Q3	$2.59M	Hold	448,886	–	–	0.78%	16
2019 Q2	$4.7M	Hold	448,886	–	–	1.26%	12
2019 Q1	$7.88M	Hold	448,886	–	–	2.16%	11
2018 Q4	$7.9M	Hold	448,886	–	–	2.17%	9
2018 Q3	$18.5M	Hold	448,886	–	–	3.37%	8
2018 Q2	$25.8M	Buy	448,886 +311,386	+226%	+$15M	6.22%	5
2018 Q1	$6.11M	Buy	+137,500	New	+$6.11M	3.3%	7

Other funds holding COGT

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

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

Deerfield Management New York $8.48B AUM 99.04% 1-Year Est. Return

FFM

Fairmount Funds Management West Conshohocken, Pennsylvania $1.38B AUM 407.79% 1-Year Est. Return

KCM

Kynam Capital Management Princeton, New Jersey $1.62B AUM 138.67% 1-Year Est. Return

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

Commodore Capital New York $1.73B AUM 298.96% 1-Year Est. Return

TCM

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

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

VR Adviser New York $2.68B AUM 422.73% 1-Year Est. Return

New Leaf Venture Partners's COGT Position: Q3 2025 in Review

New Leaf Venture Partners held its Cogent Biosciences (COGT) position steady in Q3 2025 at 250,765 shares worth $3.6M. The position accounts for 8.37% of the portfolio, ranked #4.

New Leaf Venture Partners first reported a position in COGT in Q1 2018 and has held it in 31 quarters since. The position peaked at $25.8M in Q2 2018. 195 funds tracked by Wall St. Rank hold COGT as of Q3 2025.

New Leaf Venture Partners held 250,765 shares of Cogent Biosciences worth $3.6M as of Q3 2025.
New Leaf Venture Partners left its Cogent Biosciences share count unchanged in Q3 2025.
Cogent Biosciences made up 8.37% of New Leaf Venture Partners's portfolio in Q3 2025, its #4 holding.
New Leaf Venture Partners first reported a position in Cogent Biosciences in Q1 2018 and has held it in 31 quarters since.
New Leaf Venture Partners's Cogent Biosciences position peaked at $25.8M in Q2 2018.
195 funds tracked by Wall St. Rank held Cogent Biosciences as of Q3 2025.

Based on New Leaf Venture Partners's 13F filing for Q3 2025, filed 14 Nov 2025.