Notify me when GAGNON SECURITIES LLC files a new 13F portfolio report.
⭐ Subscribe ⭐| Quarter | Holdings | Value $ | Bought | Sold | Net | Top Holdings | Form Type | Filing Time |
|---|---|---|---|---|---|---|---|---|
| Q4 2025 | 86 | $491,087,327 | +$25,542,051 | -$41,908,124 | -$16,366,073 | CDNA, WGS, AL, ENSG, AMRC | 13F-HR | 12 Feb 2026, 18:51 |
| Q3 2025 | 86 | $498,503,418 | +$48,129,896 | -$66,243,586 | -$18,113,690 | AL, ENSG, WGS, AMRC, CDNA | 13F-HR | 03 Nov 2025, 15:30 |
| Q2 2025 | 87 | $492,357,562 | +$33,668,294 | -$45,635,217 | -$11,966,923 | AL, ENSG, CDNA, ISRG, WGS | 13F-HR | 23 Jul 2025, 16:44 |
| Q1 2025 | 98 | $454,535,548 | +$35,251,831 | -$27,834,197 | +$7,417,634 | AL, ENSG, ISRG, CDNA, WGS | 13F-HR | 09 May 2025, 16:26 |
| Q4 2024 | 91 | $496,305,820 | +$19,610,927 | -$59,895,697 | -$40,284,770 | AL, ISRG, CDNA, ENSG, WGS | 13F-HR | 23 Jan 2025, 18:09 |
| Q3 2024 | 102 | $504,352,177 | +$32,412,643 | -$51,400,371 | -$18,987,728 | CDNA, ENSG, AL, ISRG, WGS | 13F-HR | 12 Nov 2024, 06:02 |
| Q2 2024 | 97 | $443,988,671 | +$37,471,734 | -$19,031,488 | +$18,440,246 | AL, CDNA, ENSG, ISRG, PCRX | 13F-HR | 14 Aug 2024, 12:59 |
| Q1 2024 | 98 | $422,544,358 | +$27,941,401 | -$30,827,783 | -$2,886,382 | AL, ENSG, CDNA, ISRG, PCRX | 13F-HR | 13 May 2024, 17:16 |
| Q4 2023 | 102 | $416,585,572 | +$13,613,244 | -$28,795,699 | -$15,182,455 | AL, ENSG, CDNA, ISRG, PCRX | 13F-HR | 14 Feb 2024, 17:15 |
| Q3 2023 | 97 | $399,063,082 | +$7,857,079 | -$35,142,834 | -$27,285,755 | AL, ENSG, ISRG, NVGS, PCRX | 13F-HR | 14 Nov 2023, 16:06 |
| Q2 2023 | 97 | $480,938,278 | +$10,646,512 | -$22,546,646 | -$11,900,134 | AL, ENSG, ISRG, PCRX, PROF | 13F-HR | 08 Aug 2023, 17:23 |
| Q1 2023 | 112 | $475,804,546 | +$45,823,311 | -$25,846,806 | +$19,976,505 | AL, ENSG, NVGS, PCRX, CDNA | 13F-HR | 10 Apr 2023, 16:08 |
| Q4 2022 | 106 | $435,097,410 | +$11,514,349 | -$30,109,040 | -$18,594,691 | AL, ENSG, PCRX, NVGS, PROF | 13F-HR | 07 Feb 2023, 16:42 |
| Q3 2022 | 101 | $454,820,000 | +$30,535,777 | -$28,299,873 | +$2,235,904 | PCRX, AL, ENSG, CDNA, NVGS | 13F-HR | 14 Nov 2022, 16:40 |
| Q2 2022 | 101 | $477,076,000 | +$34,895,168 | -$22,771,884 | +$12,123,284 | PCRX, AL, ENSG, NVGS, CDNA | 13F-HR | 01 Aug 2022, 16:31 |
| Q1 2022 | 103 | $613,179,000 | +$60,101,673 | -$45,728,848 | +$14,372,825 | PCRX, AL, CDNA, ENSG, NVGS | 13F-HR | 09 May 2022, 17:09 |
| Q4 2021 | 104 | $666,737,000 | +$50,032,032 | -$34,367,583 | +$15,664,449 | AL, AOSL, CDNA, PCRX, ENSG | 13F-HR | 08 Feb 2022, 16:06 |
| Q3 2021 | 112 | $673,112,000 | +$83,048,170 | -$56,715,705 | +$26,332,465 | CDNA, AL, PCRX, ENSG, AOSL | 13F-HR | 12 Nov 2021, 16:43 |
| Q2 2021 | 111 | $704,320,000 | +$65,265,152 | -$55,926,945 | +$9,338,207 | CDNA, AL, ENSG, AMRC, PCRX | 13F-HR | 28 Jul 2021, 14:05 |
| Q1 2021 | 108 | $656,701,000 | +$59,559,245 | -$60,005,169 | -$445,924 | CDNA, AL, ENSG, PCRX, GFN | 13F-HR | 14 May 2021, 17:22 |
| Q4 2020 | 99 | $628,130,000 | +$30,168,681 | -$14,256,242 | +$15,912,439 | CDNA, AL, AMRC, ENSG, LLFLQ | 13F-HR | 12 Feb 2021, 16:17 |
| Q3 2020 | 97 | $467,332,000 | +$24,191,187 | -$8,511,105 | +$15,680,082 | CDNA, AL, PCRX, ENSG, AMRC | 13F-HR | 12 Nov 2020, 16:10 |
| Q2 2020 | 90 | $412,965,000 | +$16,245,161 | -$26,064,375 | -$9,819,214 | CDNA, AL, PCRX, AMRC, ENSG | 13F-HR | 13 Aug 2020, 16:51 |
| Q1 2020 | 96 | $293,754,000 | +$26,987,376 | -$70,516,246 | -$43,528,870 | CDNA, AL, ENSG, AMRC, PCRX | 13F-HR | 11 May 2020, 16:05 |
| Q4 2019 | 93 | $456,867,000 | +$30,206,473 | -$35,461,118 | -$5,254,645 | AL, GFN, CDNA, EVBG, FIVN | 13F-HR | 14 Feb 2020, 16:08 |
| Q3 2019 | 95 | $422,607,000 | +$12,498,490 | -$17,531,841 | -$5,033,351 | AL, CDNA, GFN, ENSG, FIVN | 13F-HR | 08 Nov 2019, 16:10 |
| Q2 2019 | 97 | $463,774,000 | +$37,937,209 | -$35,026,828 | +$2,910,381 | CDNA, AL, ENSG, EVBG, GFN | 13F-HR | 12 Aug 2019, 16:05 |
| Q1 2019 | 97 | $458,671,000 | +$54,082,633 | -$35,131,051 | +$18,951,582 | CDNA, AL, ENSG, EVBG, GFN | 13F-HR | 13 May 2019, 16:10 |
| Q4 2018 | 93 | $376,005,000 | +$42,061,495 | -$25,353,410 | +$16,708,085 | CDNA, AL, GFN, ENSG, EVBG | 13F-HR | 18 Jan 2019, 16:12 |
| Q3 2018 | 101 | $435,126,000 | +$83,635,573 | -$20,735,223 | +$62,900,350 | CDNA, GFN, AL, ENSG, EVBG | 13F-HR | 13 Nov 2018, 17:21 |
| Q2 2018 | 97 | $337,001,000 | +$46,334,308 | -$33,662,931 | +$12,671,377 | GFN, CDNA, AL, LLFLQ, RHT | 13F-HR | 09 Aug 2018, 16:31 |
| Q1 2018 | 95 | $280,913,000 | +$9,680,963 | -$29,879,501 | -$20,198,538 | AL, RHT, GFN, CDNA, AMRC | 13F-HR | 09 May 2018, 17:12 |
| Q4 2017 | 91 | $281,801,000 | +$18,516,677 | -$17,075,385 | +$1,441,292 | AL, GFN, CDNA, RHT, FIVN | 13F-HR | 13 Feb 2018, 14:51 |
| Q3 2017 | 95 | $269,005,000 | +$28,775,818 | -$24,978,836 | +$3,796,982 | AL, RHT, LLFLQ, FIVN, SU | Restatement | 14 Nov 2017, 17:25 |
| Q2 2017 | 89 | $220,881,000 | +$38,568,007 | -$47,393,043 | -$8,825,036 | AL, LLFLQ, FIVN, AMBR, GFN | 13F-HR | 20 Jul 2017, 14:55 |
| Q1 2017 | 95 | $230,386,000 | +$4,033,119 | -$12,500,907 | -$8,467,788 | AL, LLFLQ, RHT, ATHN, GFNSL | 13F-HR | 11 May 2017, 16:36 |
| Q4 2016 | 95 | $232,411,000 | +$16,953,409 | -$18,725,453 | -$1,772,044 | AL, RTEC, GFNSL, ATHN, AMBR | 13F-HR | 14 Feb 2017, 16:26 |
| Q3 2016 | 96 | $234,910,000 | +$57,846,020 | -$45,570,640 | +$12,275,380 | AL, ATHN, AMBR, RTEC, LLFLQ | 13F-HR | 14 Nov 2016, 16:31 |
| Q2 2016 | 91 | $212,298,000 | +$35,606,540 | -$27,293,052 | +$8,313,488 | ATHN, EQIX, AL, AMBR, RTEC | Restatement | 24 Aug 2016, 10:26 |
| Q1 2016 | 87 | $208,874,000 | +$21,761,012 | -$20,650,677 | +$1,110,335 | AL, ATHN, EQIX, RHT, RTEC | 13F-HR | 03 May 2016, 15:44 |
| Q4 2015 | 84 | $217,806,000 | +$4,920,554 | -$14,453,632 | -$9,533,078 | ATHN, RHT, AL, EQIX, RTEC | 13F-HR | 16 Feb 2016, 11:51 |
| Q3 2015 | 86 | $204,421,000 | +$12,947,860 | -$47,676,407 | -$34,728,547 | RHT, EQIX, AL, ATHN, RTEC | 13F-HR | 16 Oct 2015, 11:19 |
| Q2 2015 | 87 | $252,473,000 | +$9,274,966 | -$37,663,028 | -$28,388,062 | AL, RHT, EQIX, NEOVASC INC, PSIX | 13F-HR | 24 Jul 2015, 10:49 |
| Q1 2015 | 92 | $301,150,000 | +$22,824,674 | -$29,094,524 | -$6,269,850 | AL, NEOVASC INC, GFN, RHT, PSIX | 13F-HR | 12 May 2015, 17:26 |
| Q4 2014 | 93 | $310,620,000 | +$38,881,451 | -$42,478,295 | -$3,596,844 | GFN, EQIX, RHT, CTCT, AL | 13F-HR | 13 Feb 2015, 14:07 |
| Q3 2014 | 97 | $299,341,000 | +$33,776,517 | -$22,976,947 | +$10,799,570 | GFN, EQIX, AL, ATHN, NEOVASC INC | 13F-HR | 15 Oct 2014, 16:26 |
| Q2 2014 | 102 | $306,340,000 | +$22,789,286 | -$44,188,080 | -$21,398,794 | GFN, NEOVASC INC, AL, EQIX, CTCT | 13F-HR | 31 Jul 2014, 13:25 |
| Q1 2014 | 103 | $336,593,000 | +$46,630,230 | -$58,581,403 | -$11,951,173 | GFN, AL, ATHN, NEOVASC INC, NVDQ | 13F-HR | 06 May 2014, 16:26 |
| Q4 2013 | 97 | $332,307,000 | $0 | $0 | $0 | NVDQ, GFN, ATHN, AL, CTCT | Restatement | 06 Feb 2014, 13:38 |