Gagnon Securities LLC

SEC CIK: 0001125725
Latest filing: Aug 4, 2026

SEC filings (opens in a new tab)

SLG holding history

SL Green Realty Corp in every 13F filed by Gagnon Securities LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

SLG overview All 13F holders of SLG Full Q2 2026 holdings

Shares (Q2 2026): 25,862
Value: $1.34M
% of portfolio: 0.3%
Quarters held: 22; Since Q1 2021

Holdings of SLG by Gagnon Securities LLC, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2026	25,862	$1.34M	0.3%	00.0%	Unchanged	Holders
Q1 2026	25,862	$955.3K	0.2%	+24+0.1%	Added	Holders
Q4 2025	25,838	$1.19M	0.2%	−148−0.6%	Reduced	Holders
Q3 2025	25,986	$1.55M	0.3%	−176−0.7%	Reduced	Holders
Q2 2025	26,162	$1.62M	0.3%	00.0%	Unchanged	Holders
Q1 2025	26,162	$1.51M	0.3%	−4,115−13.6%	Reduced	Holders
Q4 2024	30,277	$2.06M	0.4%	−1,577−5.0%	Reduced	Holders
Q3 2024	31,854	$2.22M	0.4%	−425−1.3%	Reduced	Holders
Q2 2024	32,279	$1.83M	0.4%	−6,046−15.8%	Reduced	Holders
Q1 2024	38,325	$2.11M	0.5%	−163−0.4%	Reduced	Holders
Q4 2023	38,488	$1.74M	0.4%	−13,949−26.6%	Reduced	Holders
Q3 2023	52,437	$1.96M	0.5%	−187−0.4%	Reduced	Holders
Q2 2023	52,624	$1.58M	0.3%	+2,061+4.1%	Added	Holders
Q1 2023	50,563	$1.19M	0.2%	+24,341+92.8%	Added	Holders
Q4 2022	26,222	$884.2K	0.2%	+2,694+11.5%	Added	Holders
Q3 2022	23,528	$945.0K	0.2%	+2,124+9.9%	Added	Holders
Q2 2022	21,404	$988.0K	0.2%	+1,802+9.2%	Added	Holders
Q1 2022	19,602	$1.59M	0.3%	+507+2.7%	Added	Holders
Q4 2021	19,095	$1.37M	0.2%	00.0%	Unchanged	Holders
Q3 2021	19,095	$1.35M	0.2%	00.0%	Unchanged	Holders
Q2 2021	19,095	$1.53M	0.2%	−8,461−30.7%	Reduced	Holders
Q1 2021	27,556	$1.93M	0.3%	–	–	Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.