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New Leaf Venture Partners, L.L.C.

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13F filer, CIK 1631614, New York, NY

New Leaf Venture Partners, L.L.C. reported $44,901,588 across 9 holdings for the quarter ended 2025-03-31, in a 13F-HR filed 2025-05-13.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0000950123-25-004966

Period
2025-03-31
Reported value
$44.9M
Holdings
9
Top 10 weight
100%
New
0
Sold out
0

Holdings, Q1 2025

Share positions as resolved from 13F-HR 0000950123-25-004966, largest first. % of portfolio is the value over $44,901,587, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
EWTXEDGEWISE THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: 1,553,661 shares; 2024Q1: 1,553,661 shares; 2024Q2: 1,553,661 shares; 2024Q3: 1,553,661 shares; 2024Q4: 1,030,161 shares; 2025Q1: 1,030,161 shares 1,030,161$22.7M50.47%0Timeline
ARVNARVINAS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: 1,289,521 shares; 2024Q1: 1,289,521 shares; 2024Q2: 1,289,521 shares; 2024Q3: 1,434,721 shares; 2024Q4: 1,585,721 shares; 2025Q1: 1,585,721 shares 1,585,721$11.1M24.79%0Timeline
CRNXCRINETICS PHARMACEUTICALS INQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: 141,000 shares; 2024Q1: 141,000 shares; 2024Q2: 141,000 shares; 2024Q3: 141,000 shares; 2024Q4: 141,000 shares; 2025Q1: 141,000 shares 141,000$4.73M10.53%0Timeline
RALLYBIO CORPRALLYBIO CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: 3,301,603 shares; 2024Q1: 3,301,603 shares; 2024Q2: 3,301,603 shares; 2024Q3: 3,301,603 shares; 2024Q4: 3,301,603 shares; 2025Q1: 3,301,603 shares 3,301,603$2.15M4.78%0
COGTCOGENT BIOSCIENCES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: 250,765 shares; 2024Q1: 250,765 shares; 2024Q2: 250,765 shares; 2024Q3: 250,765 shares; 2024Q4: 250,765 shares; 2025Q1: 250,765 shares 250,765$1.5M3.35%0Timeline
RCKTROCKET PHARMACEUTICALS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: 118,242 shares; 2024Q1: 118,242 shares; 2024Q2: 150,706 shares; 2024Q3: 150,706 shares; 2024Q4: 150,706 shares; 2025Q1: 150,706 shares 150,706$1.01M2.24%0Timeline
PASSAGE BIO INCPASSAGE BIO INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: 2,497,922 shares; 2024Q1: 2,497,922 shares; 2024Q2: 2,497,922 shares; 2024Q3: 2,497,922 shares; 2024Q4: 2,497,922 shares; 2025Q1: 2,497,922 shares 2,497,922$882K1.96%0
ITRMFITERUM THERAPEUTICS PLCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: 97,084 shares; 2024Q1: 97,084 shares; 2024Q2: 97,086 shares; 2024Q3: 345,020 shares; 2024Q4: 345,020 shares; 2025Q1: 345,020 shares 345,020$424K0.95%0Timeline
ALECALECTOR INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: 339,569 shares; 2024Q1: 339,569 shares; 2024Q2: 339,569 shares; 2024Q3: 339,569 shares; 2024Q4: 339,569 shares; 2025Q1: 339,569 shares 339,569$418K0.93%0Timeline

How Q1 2025 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0000950123-25-004966 base2025-05-13acceptance time not in the bulk data set