GAGNON SECURITIES LLC

13F Portfolio Filings

Most recent 13F
Q4 2023
Location
New York, NY
CIK
0001125725
All SEC filings
View on sec.gov
Holdings Value
Quarter Holdings Value ($000) Top Holdings Form Type Date Filed Filing ID
Q4 2023 102 416,585 AL, ENSG, CDNA, ISRG 13F-HR 2/14/2024 000101905624000095
Q3 2023 97 399,063 AL, ENSG, ISRG, NVGS 13F-HR 11/14/2023 000101905623000396
Q2 2023 97 480,938 AL, ENSG, ISRG, PCRX 13F-HR 8/8/2023 000101905623000328
Q1 2023 112 475,804 AL, ENSG, NVGS, PCRX 13F-HR 4/10/2023 000101905623000201
Q4 2022 106 452,942 AL, ENSG, PCRX, NVGS 13F-HR 2/7/2023 000101905623000104
Q3 2022 101 454,820 PCRX, AL, ENSG, CDNA 13F-HR 11/14/2022 000101905622000644
Q2 2022 101 477,076 PCRX, AL, ENSG, NVGS 13F-HR 8/1/2022 000101905622000526
Q1 2022 103 613,179 PCRX, AL, CDNA, ENSG 13F-HR 5/9/2022 000101905622000377
Q4 2021 105 666,799 AL, AOSL, CDNA, PCRX 13F-HR 2/8/2022 000101905622000153
Q3 2021 112 673,112 CDNA, AL, PCRX, ENSG 13F-HR 11/12/2021 000101905621000591
Q2 2021 111 704,320 CDNA, AL, ENSG, AMRC 13F-HR 7/28/2021 000101905621000437
Q1 2021 108 656,701 CDNA, AL, ENSG, PCRX 13F-HR 5/14/2021 000101905621000301
Q4 2020 99 628,130 CDNA, AL, AMRC, ENSG 13F-HR 2/12/2021 000101905621000108
Q3 2020 100 468,978 CDNA, AL, PCRX, ENSG 13F-HR 11/12/2020 000101905620000563
Q2 2020 91 412,965 CDNA, AL, PCRX, AMRC 13F-HR 8/13/2020 000101905620000474
Q1 2020 96 294,330 CDNA, AL, ENSG, AMRC 13F-HR 5/11/2020 000101905620000313
Q4 2019 93 456,867 AL, GFN, CDNA, EVBG 13F-HR 2/14/2020 000101905620000156
Q3 2019 95 422,607 AL, CDNA, GFN, ENSG 13F-HR 11/8/2019 000101905619000636
Q2 2019 97 463,774 CDNA, AL, ENSG, EVBG 13F-HR 8/12/2019 000101905619000468
Q1 2019 97 458,671 CDNA, AL, ENSG, EVBG 13F-HR 5/13/2019 000101905619000286
Q4 2018 93 376,005 CDNA, AL, GFN, ENSG 13F-HR 1/18/2019 000101905619000021
Q3 2018 101 435,126 CDNA, GFN, AL, ENSG 13F-HR 11/13/2018 000101905618001065
Q2 2018 97 346,700 GFN, CDNA, AL, LL 13F-HR 8/9/2018 000101905618000942
Q1 2018 95 280,913 AL, RHT, GFN, CDNA 13F-HR 5/9/2018 000101905618000597
Q4 2017 91 281,801 AL, GFN, CDNA, RHT 13F-HR 2/13/2018 000101905618000332
Q3 2017 95 269,005 AL, RHT, LL, FIVN RESTATEMENT 11/14/2017 000101905617000770
Q2 2017 89 360,479 RHT, AL, LL, FIVN 13F-HR 7/20/2017 000101905617000611
Q1 2017 95 231,181 AL, LL, RHT, ATHENAHEALTH INC 13F-HR 5/11/2017 000101905617000443
Q4 2016 96 233,147 AL, RTEC, GENERAL FINANCE CORPORATION, ATHENAHEALTH INC 13F-HR 2/14/2017 000101905617000184
Q3 2016 97 234,999 AL, ATHENAHEALTH INC, AMBR, RTEC 13F-HR 11/14/2016 000101905616001642
Q2 2016 92 214,357 ATHENAHEALTH INC, EQIX, AL, AMBR RESTATEMENT 8/24/2016 000101905616001510
Q1 2016 88 208,884 AL, ATHENAHEALTH INC, EQIX, RHT 13F-HR 5/3/2016 000101905616001288
Q4 2015 86 218,359 ATHENAHEALTH INC, RHT, AL, EQIX 13F-HR 2/16/2016 000101905616001071
Q3 2015 88 204,427 RHT, EQIX, AL, ATHENAHEALTH INC 13F-HR 10/16/2015 000101905615000817
Q2 2015 89 252,756 AL, RHT, EQIX, NVCN 13F-HR 7/24/2015 000101905615000637
Q1 2015 93 301,431 AL, NVCN, GFN, RHT 13F-HR 5/12/2015 000101905615000478
Q4 2014 95 311,909 GFN, EQIX, RHT, CONSTANT CONTACT INC 13F-HR 2/13/2015 000101905615000174
Q3 2014 99 299,341 GFN, EQIX, AL, ATHENAHEALTH INC 13F-HR 10/15/2014 000101905614001315
Q2 2014 106 308,944 GFN, NVCN, AL, EQIX 13F-HR 7/31/2014 000101905614000976
Q1 2014 104 336,609 GFN, AL, ATHENAHEALTH INC, NVCN 13F-HR 5/6/2014 000101905614000638
Q4 2013 98 333,057 NOVADAQ TECHNOLOGIES INC COMMON, GFN, ATHENAHEALTH INC, AL RESTATEMENT 2/6/2014 000101905614000137
Additional filings from Gagnon Securities LLC that have since been restated