• 13F History

Gagnon Advisors, LLC

13F Filings History

Latest 13F report
Q4 2024 - Jan 24, 2025
Value $
$156M
Signature - Title
Lisa Ferrante - Chief Compliance Officer
Location
New York, NY
Summary
This page shows a list of all the recent 13F filings made by Gagnon Advisors, LLC. Form 13F is required to be filed within 45 days of the end of a calendar quarter. Gagnon Advisors, LLC reported 26 stock holdings with total value $156M as of Q4 2024. Top holdings included WGS, PSIX, EPD, AL, and CDNA.
Holdings Value
Quarter Holdings Value $ Bought Sold Net Top Holdings Form Type Date Filed
Q4 2024 26 $156M +$8.49M -$28.3M -$19.8M WGS, PSIX, EPD, AL, CDNA 13F-HR 1/23/2025, 06:11 PM
Q3 2024 27 $155M +$8.94M -$11.2M -$2.29M PSIX, CDNA, WGS, EPD, AL 13F-HR 11/12/2024, 06:00 AM
Q2 2024 27 $131M +$12.5M -$3.3M +$9.2M EPD, CDNA, AL, NVGS, AOSL 13F-HR 8/14/2024, 01:00 PM
Q1 2024 27 $115M +$12.3M -$9.94M +$2.34M AL, EPD, NVGS, BL, FIVN 13F-HR 5/13/2024, 05:15 PM
Q4 2023 26 $114M +$5.57M -$14.2M -$8.64M AL, NVGS, EPD, FIVN, BL 13F-HR 2/14/2024, 05:14 PM
Q3 2023 29 $120M +$377K -$13.1M -$12.7M AL, NVGS, EPD, ETWO, PROF 13F-HR 11/14/2023, 04:05 PM
Q2 2023 29 $149M +$4.7M -$1.74M +$2.96M NVGS, AL, ETWO, NEWR, EPD 13F-HR 8/8/2023, 05:25 PM
Q1 2023 28 $149M +$10.2M -$2.58M +$7.59M NVGS, AL, NEWR, ETWO, EPD 13F-HR 4/10/2023, 04:15 PM
Q4 2022 28 $148M +$2.44M -$7.84M -$5.39M APEN, NVGS, AL, EPD, AMRC 13F-HR 2/7/2023, 03:41 PM
Q3 2022 31 $154M +$11.9M -$12.6M -$666K NVGS, AMRC, PCRX, EPD, EVA 13F-HR 11/14/2022, 03:40 PM
Q2 2022 31 $164M +$7.74M -$5.57M +$2.17M PCRX, NVGS, AL, EPD, EVA 13F-HR 8/1/2022, 04:29 PM
Q1 2022 31 $216M +$25.5M -$11.7M +$13.8M PCRX, AMRC, AL, NVGS, EVA 13F-HR 5/9/2022, 05:08 PM
Q4 2021 32 $251M +$12.1M -$6.89M +$5.26M AOSL, PCRX, AMRC, NEWR, AL 13F-HR 2/8/2022, 03:05 PM
Q3 2021 35 $252M +$40M -$32.4M +$7.53M CDNA, BL, AMRC, AOSL, PCRX 13F-HR 11/12/2021, 04:39 PM
Q2 2021 32 $263M +$16.7M -$24.9M -$8.16M CDNA, AMRC, BL, FIVN, AOSL 13F-HR 7/28/2021, 01:53 PM
Q1 2021 30 $243M +$22.1M -$9.24M +$12.9M CDNA, AMRC, AOSL, PCRX, BL Restatement 7/28/2021, 01:51 PM
Q4 2020 28 $218M +$6.51M +$6.51M CDNA, AMRC, BL, FIVN, AOSL 13F-HR 2/12/2021, 03:15 PM
Q3 2020 30 $163M +$16.1M -$837K +$15.2M AMRC, CDNA, PCRX, BL, FIVN 13F-HR 11/12/2020, 03:10 PM
Q2 2020 26 $139M +$3.74M -$10.7M -$6.99M AMRC, CDNA, BL, PCRX, NEWR Restatement 8/14/2020, 04:37 PM
Q1 2020 27 $107M +$8.83M -$15.3M -$6.45M AMRC, CDNA, BL, PCRX, ONTO 13F-HR 5/11/2020, 04:05 PM
Q4 2019 32 $178M +$8.56M -$24.2M -$15.6M AL, AMRC, GFN, EVBG, NVGS 13F-HR 2/14/2020, 03:07 PM
Q3 2019 32 $161M +$5.23M -$933K +$4.29M AL, AMRC, EQIX, GFN, EVBG 13F-HR 11/8/2019, 03:10 PM
Q2 2019 33 $175M +$12.9M -$4.14M +$8.78M EVBG, CDNA, AL, AMRC, EQIX 13F-HR 8/12/2019, 04:05 PM
Q1 2019 33 $175M +$28.2M -$4.14M +$24.1M CDNA, AMRC, EVBG, AL, GFN 13F-HR 5/13/2019, 04:10 PM
Q4 2018 31 $142M +$16.5M -$12.4M +$4.05M CDNA, RHT, GFN, AMRC, AL 13F-HR 1/18/2019, 03:11 PM
Q3 2018 30 $167M +$8.81M -$14.4M -$5.6M CDNA, GFN, RHT, AMRC, AL 13F-HR 11/13/2018, 04:21 PM
Q2 2018 29 $158M +$13.7M -$8.08M +$5.62M GFN, CDNA, RHT, NEWR, AL 13F-HR 8/9/2018, 04:28 PM
Q1 2018 31 $134M +$4.22M -$16.7M -$12.5M GFN, RHT, AL, AMRC, CDNA 13F-HR 5/9/2018, 05:11 PM
Q4 2017 30 $136M +$11.7M -$6.81M +$4.89M GFN, AL, FIVN, RHT, CDNA 13F-HR 2/13/2018, 01:49 PM
Q3 2017 28 $128M +$13.9M -$8.99M +$4.89M GFN, FIVN, AL, RTEC, AMRC 13F-HR 11/14/2017, 11:21 AM
Q2 2017 27 $116M +$12.3M -$4.01M +$8.34M GFN, AL, RHT, AMRC, FIVN 13F-HR 7/20/2017, 02:54 PM
Q1 2017 26 $107M +$229K -$16.1M -$15.9M AL, GFN, LL, RHT, RTEC 13F-HR 5/11/2017, 04:38 PM
Q4 2016 26 $119M +$7.01M -$11.6M -$4.63M AL, GFN, RTEC, RHT, AOSL 13F-HR 2/14/2017, 03:33 PM
Q3 2016 28 $127M +$19.8M -$21.5M -$1.71M RTEC, AL, AOSL, RHT, GFN 13F-HR 11/14/2016, 03:34 PM
Q2 2016 24 $105M +$15M -$5.07M +$9.9M RTEC, AL, RHT, EQIX, ATHN Restatement 8/24/2016, 10:24 AM
Q1 2016 23 $113M +$6.74M -$15.9M -$9.17M AL, EQIX, RTEC, GFN, RHT 13F-HR 5/3/2016, 03:44 PM
Q4 2015 23 $135M +$3.14M -$2.39M +$747K RHT, ATHN, EQIX, AL, RTEC 13F-HR 2/16/2016, 10:50 AM
Q3 2015 23 $123M +$8.54M -$3.23M +$5.32M RHT, EQIX, ATHN, AL, RTEC 13F-HR 10/16/2015, 11:16 AM
Q2 2015 23 $146M RHT, EQIX, AL, GFN, ATHN 13F-HR 7/24/2015, 10:47 AM
Q1 2015 16 $116M GFN, EQIX, AL, CTCT, PSIX 13F-HR 5/12/2015, 05:27 PM
Q4 2014 22 $156M +$18.4M -$326K +$18.1M GFN, EQIX, RHT, ATHN, CTCT 13F-HR 2/13/2015, 01:06 PM
Q3 2014 26 $162M +$12.2M -$701 +$12.2M GFN, EQIXXXXX, ATHN, AL, RHT 13F-HR 10/15/2014, 04:26 PM
Q2 2014 24 $160M +$6.34M -$4.43M +$1.9M GFN, AL, EQIXXXXX, CTCT, ATHN 13F-HR 7/31/2014, 03:01 PM
Q1 2014 28 $177M +$20.4M -$14.7M +$5.7M GFN, AL, ATHN, EQIXXXXX, RHT 13F-HR 5/6/2014, 04:24 PM
Q4 2013 27 $161M NVDQ, ATHN, AL, RHT, EQIXXXXX 13F-HR 2/6/2014, 03:02 PM