InsidersTradesSigma
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (16 ops.)
Insider track record
CEODisclosed buys
0
Disclosed sells
16
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Explore the full record of transactions filed by Klee Justin B., Chairman & CEO. Insider active across 1 company, notably Amylyx Pharmaceuticals, Inc.. Aggregated, 27 reports have been logged. Split: 0 buy · 16 sells. Total volume traded: €6.1m. Activity tracked since 6 January 2022. The latest transaction was disclosed on 18 August 2026 (Attribution). Regulator: SEC (Form 4). All data is openly available.
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Declarations27 total
60,039 shares0Common StockSEC:0001193125-26-359678:0
248,865 shares0Common StockSEC:0001193125-26-098437:0
29,282 shares@ US$14.47174.7% of flowCommon StockSEC:0001193125-26-091443:0
15,500 shares@ US$14.6852.5% of flowCommon StockSEC:0001193125-26-037544:0
197,153 shares@ US$7.5719.3% of flowCommon StockSEC:0001193125-26-017056:0
136,193 shares@ US$13.582723.9% of flowCommon StockSEC:0001193125-26-017056:1
2,847 shares@ US$7.570.3% of flowCommon StockSEC:0001193125-26-017056:2
1,995 shares@ US$13.88530.4% of flowCommon StockSEC:0001193125-26-017056:3
7,715 shares@ US$11.09391.0% of flowCommon StockSEC:0001193125-26-007664:0
29,775 shares@ US$14.37285.2% of flowCommon StockSEC:0001193125-25-228343:0
21,490 shares@ US$3.46461.0% of flowCommon StockSEC:0000950170-25-049495:0
180,118 shares0Common StockSEC:0000950170-25-036711:0
4,595 shares@ US$3.1520.2% of flowCommon StockSEC:0000950170-25-033725:0
36,310 shares@ US$1.570.8% of flowCommon StockSEC:0000950170-25-015701:0
11,855 shares@ US$3.46720.6% of flowCommon StockSEC:0000950170-25-014607:0
7,471 shares@ US$4.04250.4% of flowCommon StockSEC:0000950170-25-003533:0
63,690 shares@ US$1.571.4% of flowCommon StockSEC:0000950170-24-122640:0
18,589 shares@ US$3.1970.8% of flowCommon StockSEC:0000950170-24-111812:0
179,850 shares0Common StockSEC:0000950170-24-045694:0
4,135 shares@ US$18.72791.1% of flowCommon StockSEC:0000950170-24-027922:0
126,667 shares0Common StockSEC:0000950170-24-022410:0
5,841 shares@ US$16.32811.3% of flowCommon StockSEC:0000950170-24-003985:0
96,555 shares@ US$31.840543.7% of flowCommon StockSEC:0000899243-23-009182:0
4,122 shares@ US$36.07892.1% of flowCommon StockSEC:0000899243-23-001517:0
1,846 shares@ US$36.78881.0% of flowCommon StockSEC:0000899243-23-001517:1
25 of 27 declarations
About Klee Justin B.
Klee Justin B. is Président-Directeur Général and Co-Chief Executive Officer at Amylyx Pharmaceuticals, Inc. He has filed 26 forms in total. Across the 26 sampled filings, all of the sampled filings are disposals, with a total amount of EUR 6077107, over the period from 2022-01-10 to 2026-03-09. Among the main filings are amounts of EUR 2904900.858294359 on 2023-03-20, EUR 1588371.229479196 on 2026-01-20, EUR 1281475.733661938 on 2026-01-20, EUR 364652.0214474811 on 2025-10-02, EUR 360357.2847874585 on 2026-03-04, and EUR 192095.5250615831 on 2026-02-04.
