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Gagnon Advisors, LLC

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13F filer, CIK 1599466, New York, NY

Gagnon Advisors, LLC reported $156,191,330 across 26 holdings for the quarter ended 2024-12-31, in a 13F-HR filed 2025-01-24. Its ten largest share positions make up 59.91% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001019056-25-000036

Period
2024-12-31
Reported value
$156M
Holdings
26
Top 10 weight
59.91%
New
1
Sold out
2

Part of the filer group GAGNON SECURITIES LLC

How groups are built

Largest buys vs the previous quarter

SecurityShares changeApprox. value
NCNOnew+77,511$2.6M
AMRCadded+66,746$1.57M
VEREN INCadded+267,580$1.38M
PROFadded+149,445$1.12M
E2OPEN PARENT HOLDINGS INCadded+390,372$1.04M

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
PSIXreduced-287,579-$8.56M
SECUREWORKS CORPexited-744,444-$6.59M
WGSreduced-67,441-$5.18M
ZUORA INCexited-514,247-$4.43M
IONQreduced-52,786-$2.2M

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 0001019056-25-000036, largest first. % of portfolio is the value over $156,191,331, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
WGSGENEDX HOLDINGS 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: 255,059 shares; 2024Q4: 187,618 shares 187,618$14.4M9.23%-67,441Timeline
PSIXPOWER SOLUTIONS INTL 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: 757,744 shares; 2024Q4: 470,165 shares 470,165$14M8.96%-287,579Timeline
EPDENTERPRISE PRODS PARTNERS LQuarterly 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: 339,877 shares; 2024Q4: 339,877 shares 339,877$10.7M6.82%0Timeline
ALAIR LEASE 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: 196,479 shares; 2024Q4: 196,479 shares 196,479$9.47M6.06%0Timeline
CDNACAREDX 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: 412,875 shares; 2024Q4: 412,875 shares 412,875$8.84M5.66%0Timeline
NVGSNAVIGATOR HLDGS LTDQuarterly 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: 517,066 shares; 2024Q4: 517,066 shares 517,066$7.94M5.08%0Timeline
FRSHFRESHWORKS 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: 470,434 shares; 2024Q4: 470,434 shares 470,434$7.61M4.87%0Timeline
BLFSBIOLIFE SOLUTIONS 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: 274,217 shares; 2024Q4: 274,217 shares 274,217$7.12M4.56%0Timeline
FIVNFIVE9 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: 167,386 shares; 2024Q4: 167,386 shares 167,386$6.8M4.36%0Timeline
PROFPROFOUND MED 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: 747,226 shares; 2024Q4: 896,671 shares 896,671$6.73M4.31%+149,445Timeline
AMRCAMERESCO 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: 205,948 shares; 2024Q4: 272,694 shares 272,694$6.4M4.1%+66,746Timeline
BLBLACKLINE 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: 103,692 shares; 2024Q4: 103,692 shares 103,692$6.3M4.03%0Timeline
EQIXEQUINIX 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: 6,600 shares; 2024Q4: 6,600 shares 6,600$6.22M3.98%0Timeline
VERXVERTEX 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: 115,594 shares; 2024Q4: 115,594 shares 115,594$6.17M3.95%0Timeline
EXASEXACT SCIENCES 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: 86,972 shares; 2024Q4: 86,972 shares 86,972$4.89M3.13%0Timeline
VEREN INCVEREN 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: 623,113 shares; 2024Q4: 890,693 shares 890,693$4.58M2.93%+267,580
AOSLALPHA & OMEGA SEMICONDUCTORQuarterly 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: 120,196 shares; 2024Q4: 120,196 shares 120,196$4.45M2.85%0Timeline
IONQIONQ 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: 158,375 shares; 2024Q4: 105,589 shares 105,589$4.41M2.82%-52,786Timeline
TMCITREACE MED CONCEPTS 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: 489,891 shares; 2024Q4: 489,891 shares 489,891$3.64M2.33%0Timeline
E2OPEN PARENT HOLDINGS INCE2OPEN PARENT HOLDINGS 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: 780,745 shares; 2024Q4: 1,171,117 shares 1,171,117$3.12M1.99%+390,372
KLTRKALTURA 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: 1,029,708 shares; 2024Q4: 1,386,044 shares 1,386,044$3.05M1.95%+356,336Timeline
NCNONCINO 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: 77,511 shares 77,511$2.6M1.67%newTimeline
PCRXPACIRA BIOSCIENCES 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: 133,390 shares; 2024Q4: 133,390 shares 133,390$2.51M1.61%0Timeline
NVDANVIDIA 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: 16,555 shares; 2024Q4: 16,555 shares 16,555$2.22M1.42%0Timeline
DVDOUBLEVERIFY 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: 135,410 shares; 2024Q4: 67,705 shares 67,705$1.3M0.83%-67,705Timeline
CNFINANCE HLDGS LTDCNFINANCE HLDGS LTDQuarterly 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: 784,717 shares; 2024Q4: 784,717 shares 784,717$745K0.48%0

Sold out in Q4 2024

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

SecurityShares beforeValue beforeType
SECUREWORKS CORPSECUREWORKS CORP744,444$6.59Mshares
ZUORA INCZUORA INC514,247$4.43Mshares

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 0001019056-25-000036 base2025-01-24acceptance time not in the bulk data set