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13F-HR filed by MPM ASSET MANAGEMENT LLC

MPM ASSET MANAGEMENT LLC filed this 13F-HR for the quarter ended 2022-12-31, filed 2023-02-14, with 9 holding rows worth $239,006,072.

Accession
0000950123-23-002466
Filed
2023-02-14
Accepted by EDGAR
acceptance time not in the bulk data set
Ingested
Source
SEC quarterly data set

Original filing

13F report for Q4 2022

A holdings report, 9 entries on the cover page, a total value of $239,006,072 stated on the cover page (in dollars after the unit check, H1), rows summing to $239,006,072 with VALUE read as dollars as filed, 13F file number 028-13379. The quarter's positions are built on this report. The resolved quarter.

The information table after summing rows of one CUSIP and put or call (H4), with the CUSIP and issuer name as filed. Values in dollars after the unit check (method).

Issuer as filedCUSIPClassAmountValueValue read asType
ENTRADA THERAPEUTICS INC COM29384C108Stock4,425,784$59,836,600dollars as filed
DYNE THERAPEUTICS INC COM26818M108Stock4,951,303$57,385,602dollars as filed
ITEOS THERAPEUTICS INC46565G104COM2,738,785$53,488,471dollars as filed
REPARE THERAPEUTICS INC760273102COM2,242,636$32,989,176dollars as filed
AMRYT PHARMA LTD - SPNR ADR03217L106COMMON EQUITY2,668,843$19,482,554dollars as filed
WEREWOLF THERAPEUTICS INC95075A107CMN4,284,172$8,782,553dollars as filed
TCR2 THERAPEUTICS INC87808K106COM4,050,865$4,046,814dollars as filed
HARPOON THERAPEUTICS INC41358P106COM3,131,388$2,273,388dollars as filed
ONCORUS INC68236R103COM2,849,464$720,914dollars as filed

Amendment chain

FilingRoleFiledAcceptedIngested
13F-HR 0000950123-23-002466this filing2023-02-14acceptance time not in the bulk data set