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13D Management LLC

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13F filer, CIK 1600133, New York, NY

13D Management LLC reported $134,983,235 across 21 holdings for the quarter ended 2024-12-31, in a 13F-HR filed 2025-02-14. Its ten largest share positions make up 60.65% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0000921895-25-000422

Period
2024-12-31
Reported value
$135M
Holdings
21
Top 10 weight
60.65%
New
5
Sold out
6

Largest buys vs the previous quarter

SecurityShares changeApprox. value
LWnew+90,294$6.03M
RPDnew+135,600$5.46M
RIOTnew+508,500$5.19M
APDnew+17,450$5.06M
HRnew+284,350$4.82M

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.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
FYBRexited-394,091-$14M
MDUexited-304,891-$8.36M
THSexited-105,668-$4.44M
EXELreduced-131,965-$4.39M
ENVESTNET INCexited-42,048-$2.63M

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, Q4 2024

Share positions as resolved from 13F-HR 0000921895-25-000422, largest first. % of portfolio is the value over $134,983,235, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
TWLOTWILIO INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 98,893 shares; 2024Q4: 90,757 shares 90,757$9.81M7.27%-8,136Timeline
VSTSVESTIS CORPORATIONQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 554,826 shares; 2024Q4: 627,787 shares 627,787$9.57M7.09%+72,961Timeline
SWXSOUTHWEST GAS HLDGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 131,831 shares; 2024Q4: 132,109 shares 132,109$9.34M6.92%+278Timeline
MRCYMERCURY SYS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 131,508 shares; 2024Q4: 221,015 shares 221,015$9.28M6.88%+89,507Timeline
PSOPEARSON PLCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 512,732 shares; 2024Q4: 513,759 shares 513,759$8.28M6.14%+1,027Timeline
NSITINSIGHT ENTERPRISES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 53,374 shares; 2024Q4: 53,476 shares 53,476$8.13M6.03%+102Timeline
EXELEXELIXIS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 360,575 shares; 2024Q4: 228,610 shares 228,610$7.61M5.64%-131,965Timeline
ABGASBURY AUTOMOTIVE GROUP INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 30,302 shares; 2024Q4: 30,361 shares 30,361$7.38M5.47%+59Timeline
JHGJANUS HENDERSON GROUP PLCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 187,513 shares; 2024Q4: 150,953 shares 150,953$6.42M4.76%-36,560Timeline
LWLAMB WESTON HLDGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 90,294 shares 90,294$6.03M4.47%newTimeline
ALVAUTOLIV INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 54,047 shares; 2024Q4: 62,589 shares 62,589$5.87M4.35%+8,542Timeline
CNICANADIAN NATL RY COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 54,306 shares; 2024Q4: 54,413 shares 54,413$5.52M4.09%+107Timeline
RPDRAPID7 INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 135,600 shares 135,600$5.46M4.04%newTimeline
RIOTRIOT PLATFORMS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 508,500 shares 508,500$5.19M3.85%newTimeline
APDAIR PRODUCTS AND CHEMICALS IQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 17,450 shares 17,450$5.06M3.75%newTimeline
BLCOBAUSCH PLUS LOMB CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 272,000 shares; 2024Q4: 272,048 shares 272,048$4.91M3.64%+48Timeline
MTCHMATCH GROUP INC NEWQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 148,638 shares; 2024Q4: 148,828 shares 148,828$4.87M3.61%+190Timeline
HRHEALTHCARE RLTY TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 284,350 shares 284,350$4.82M3.57%newTimeline
ETSYETSY INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 87,817 shares; 2024Q4: 87,258 shares 87,258$4.62M3.42%-559Timeline
PENNPENN ENTERTAINMENT INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 218,846 shares; 2024Q4: 218,654 shares 218,654$4.33M3.21%-192Timeline
FTREFORTREA HLDGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 132,546 shares; 2024Q4: 132,425 shares 132,425$2.47M1.83%-121Timeline

Sold out in Q4 2024

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

SecurityShares beforeValue beforeType
FYBRFRONTIER COMMUNICATIONS PARE394,091$14Mshares
MDUMDU RES GROUP INC304,891$8.36Mshares
THSTREEHOUSE FOODS INC105,668$4.44Mshares
ENVESTNET INCENVESTNET INC42,048$2.63Mshares
AZTAAZENTA INC20,027$970Kshares
BBWIBATH & BODY WORKS INC17,910$572Kshares

How Q4 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 0000921895-25-000422 base2025-02-14acceptance time not in the bulk data set