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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 $114,256,336 across 11 holdings for the quarter ended 2024-03-31, in a 13F-HR filed 2024-05-14. Its ten largest share positions make up 99.87% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0000950123-24-005071

Period
2024-03-31
Reported value
$114M
Holdings
11
Top 10 weight
99.87%
New
0
Sold out
1

Largest buys vs the previous quarter

None.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
HARPOON THERAPEUTICS INCexited-1,859,168-$21.1M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Holdings, Q1 2024

Share positions as resolved from 13F-HR 0000950123-24-005071, largest first. % of portfolio is the value over $114,256,336, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
ARVNARVINAS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: restricted; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: 1,289,521 shares; 2024Q1: 1,289,521 shares 1,289,521$53.2M46.59%0Timeline
EWTXEDGEWISE THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: restricted; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: 1,553,661 shares; 2024Q1: 1,553,661 shares 1,553,661$28.3M24.8%0Timeline
DECIPHERA PHARMACEUTICALS INDECIPHERA PHARMACEUTICALS INQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: restricted; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: 576,975 shares; 2024Q1: 576,975 shares 576,975$9.08M7.94%0
CRNXCRINETICS PHARMACEUTICALS INQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: restricted; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: 141,000 shares; 2024Q1: 141,000 shares 141,000$6.6M5.78%0Timeline
RALLYBIO CORPRALLYBIO CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: restricted; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: 3,301,603 shares; 2024Q1: 3,301,603 shares 3,301,603$6.11M5.35%0
PASSAGE BIO INCPASSAGE BIO INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: restricted; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: 2,497,922 shares; 2024Q1: 2,497,922 shares 2,497,922$3.37M2.95%0
RCKTROCKET PHARMACEUTICALS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: restricted; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: 118,242 shares; 2024Q1: 118,242 shares 118,242$3.19M2.79%0Timeline
ALECALECTOR INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: restricted; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: 339,569 shares; 2024Q1: 339,569 shares 339,569$2.04M1.79%0Timeline
COGTCOGENT BIOSCIENCES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: restricted; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: 250,765 shares; 2024Q1: 250,765 shares 250,765$1.69M1.47%0Timeline
X4 PHARMACEUTICALS INCX4 PHARMACEUTICALS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: restricted; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: 335,000 shares; 2024Q1: 335,000 shares 335,000$466K0.41%0
ITRMFITERUM THERAPEUTICS PLCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2022Q2: restricted; 2022Q3: restricted; 2022Q4: restricted; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: 97,084 shares; 2024Q1: 97,084 shares 97,084$150K0.13%0Timeline

Sold out in Q1 2024

Positions in the previous quarter's report that this quarter's report no longer lists.

SecurityShares beforeValue beforeType
HARPOON THERAPEUTICS INCHARPOON THERAPEUTICS INC1,859,168$21.1Mshares

How Q1 2024 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 0000950123-24-005071 base2024-05-14acceptance time not in the bulk data set