Gagnon Securities LLC Portfolio Holdings

Gagnon Securities LLC

  • $467 Million
  • Q3 2025

Gagnon Securities LLC has filed its 13F form on November 03, 2025 for Q3 2025 where it was disclosed a total value porftolio of $467 Million distributed in 86 stocks.

Among their holdings, we can observe that their the top five positions include companies like: Air Lease Corp with a value of $38.5M, Ensign Group, Inc with a value of $31.6M, Ameresco, Inc. with a value of $28.9M, Care Dx, Inc. with a value of $25.1M, and Freshworks Inc. with a value of $22M.

Examining the 13F form we can see an increase of $1.13M in the current position value, from $465M to 467M.

Below you can find more details about Gagnon Securities LLC portfolio as well as his latest detailed transactions.

Portfolio value $467 Million
Healthcare: $156 Million
Industrials: $104 Million
Technology: $90.1 Million
Consumer Cyclical: $39.2 Million
Energy: $32.6 Million
Real Estate: $21.3 Million
Communication Services: $14.3 Million
Consumer Defensive: $4.55 Million
Other: $441,000

Stock Holdings Table

Stock Market Cap. Holding Value (Reported) # of Shares. Last Trade Trade History
$7.09B
$38.5 Million 8.26% of portfolio
605,618
Q3 2025 Reduced 17.76%
$9.87B
$31.6 Million 6.78% of portfolio
183,030
Q3 2025 Reduced 12.42%
$1.09B
$28.9 Million 6.18% of portfolio
859,409
Q3 2025 Reduced 1.25%
$852M
$25.1 Million 5.39% of portfolio
1,729,425
Q3 2025 Added 11.65%
$1.71B
$22 Million 4.71% of portfolio
1,865,818
Q3 2025 Added 101.8%
$193B
$19.4 Million 4.16% of portfolio
43,359
Q3 2025 Reduced 19.44%
$70.2B
$16.5 Million 3.54% of portfolio
528,752
Q3 2025 Added 8.44%
$168M
$15.2 Million 3.25% of portfolio
2,258,238
Q3 2025 Added 0.36%
$3.26B
$14.8 Million 3.17% of portfolio
278,919
Q3 2025 Added 10.58%
$1.03B
$13.7 Million 2.93% of portfolio
535,757
Q3 2025 Reduced 0.77%
$71.5B
$13.5 Million 2.9% of portfolio
17,253
Q3 2025 Reduced 0.8%
$1.36B
$13.4 Million 2.87% of portfolio
865,860
Q3 2025 Reduced 0.59%
$9.65B
$13 Million 2.78% of portfolio
77,561
Q3 2025 Added 13.74%
$2.35B
$12.4 Million 2.66% of portfolio
227,336
Q3 2025 Reduced 11.32%
$124M
$12.2 Million 2.62% of portfolio
1,754,833
Q3 2025 Reduced 7.6%
$1.09B
$11.6 Million 2.48% of portfolio
449,717
Q3 2025 Added 22.09%
$3.65B
$10.1 Million 2.17% of portfolio
272,308
Q3 2025 Reduced 16.19%
$11.9B
$9.82 Million 2.1% of portfolio
179,442
Q3 2025 Reduced 35.64%
$977M
$9.39 Million 2.01% of portfolio
378,685
Q3 2025 Added 40.33%
$139M
$8.77 Million 1.88% of portfolio
1,733,040
Q3 2025 Reduced 0.96%
$1.71B
$8.15 Million 1.75% of portfolio
679,917
Q3 2025 Added 86.28%
$1.42B
$7.25 Million 1.55% of portfolio
299,403
Q3 2025 Reduced 26.52%
$500M
$6.62 Million 1.42% of portfolio
261,349
Q3 2025 New
$1.33B
$6.4 Million 1.37% of portfolio
64,770
Q3 2025 Reduced 81.04%
$506M
$6.02 Million 1.29% of portfolio
215,349
Q3 2025 Reduced 0.29%
$1.33B
$5.44 Million 1.17% of portfolio
108,749
Q3 2025 Reduced 5.08%
$711M
$5.48 Million 1.17% of portfolio
510,731
Q3 2025 New
$165M
$5.02 Million 1.08% of portfolio
1,594,771
Q3 2025 Reduced 0.58%
$3.48B
$4.71 Million 1.01% of portfolio
135,685
Q3 2025 Reduced 9.87%
$875M
$4.72 Million 1.01% of portfolio
120,395
Q3 2025 Reduced 17.85%
$2.03B
$4.55 Million 0.97% of portfolio
21,508
Q3 2025 Reduced 14.14%
$230M
$4.18 Million 0.9% of portfolio
2,885,976
Q3 2025 Added 32.6%
$465B
$3.84 Million 0.82% of portfolio
20,573
Q3 2025 Reduced 1.39%
$733M
$3.57 Million 0.77% of portfolio
141,682
Q3 2025 Reduced 6.47%
$1.43B
$3.61 Million 0.77% of portfolio
122,499
Q3 2025 Added 68.09%
$0
$3.59 Million 0.77% of portfolio
486,570
Q3 2025 Reduced 0.25%
$3.26B
$3.45 Million 0.74% of portfolio
28,751
Q3 2025 Reduced 11.03%
$1.38B
$2.65 Million 0.57% of portfolio
53,955
Q3 2025 Reduced 0.06%
$24.5B
$2.43 Million 0.52% of portfolio
21,453
Q3 2025 Reduced 8.4%
$29.5B
$1.74 Million 0.37% of portfolio
27,025
Q3 2025 Reduced 1.5%
$823M
$1.58 Million 0.34% of portfolio
193,790
Q3 2025 Added 83.6%
$3.08B
$1.55 Million 0.33% of portfolio
25,986
Q3 2025 Reduced 0.67%
$5.38B
$1.56 Million 0.33% of portfolio
55,214
Q3 2025 Reduced 2.19%
$102B
$1.5 Million 0.32% of portfolio
70,150
Q3 2025 Reduced 2.38%
$141B
$1.1 Million 0.24% of portfolio
43,160
Q3 2025 Reduced 0.15%
$1.3B
$1.08 Million 0.23% of portfolio
208,697
Q3 2025 Added 2.1%
$2.83B
$1.04 Million 0.22% of portfolio
38,258
Q3 2025 Added 4.15%
$181B
$957,000 0.21% of portfolio
33,919
Q3 2025 Added 19.62%
$490B
$814,000 0.17% of portfolio
7,228
Q3 2025 Reduced 0.1%

Summary

  • Portfolio
  • No. of Stocks 86
  • Current Value $467 Million
  • Prior Value $465 Million
  • Filing
  • Period Q3 2025
  • Filing Date November 03, 2025
  • Form Type 13F-HR
  • Activity in Q3 2025
  • New Purchases 9 stocks
  • Additional Purchases 27 stocks
  • Sold out of 0 stocks
  • Reduced holdings in 47 stocks
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