InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (29 ops.)
Insider track record
OtherDisclosed buys
0
Disclosed sells
29
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Browse the full record of transactions filed by Henderson Michael Thomas. Officer active across 2 companies, notably Apogee Therapeutics, Inc.. In total, 34 disclosures have been published. Split: 0 buy · 29 sells. Total volume traded: €16.8m. Activity tracked since 5 July 2024. The latest transaction was disclosed on 8 July 2026 (Cession). Regulator: SEC (Form 4). The full history is accessible without signup.
Companies and markets linked to Henderson Michael Thomas
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations34 total
20,000 shares@ US$133.63Common StockSEC:0001104659-26-082758:0
75,046 shares0Common StockSEC:0001104659-26-082758:1
80,000 sharesCommon StockSEC:0001104659-26-077426:0
20,000 sharesCommon StockSEC:0001636282-26-000084:0
6,770 sharesCommon StockSEC:0001104659-26-073567:0
7,654 sharesCommon StockSEC:0001104659-26-073567:1
1,577 sharesCommon StockSEC:0001104659-26-073567:3
2,305 sharesCommon StockSEC:0001104659-26-073567:4
614 sharesCommon StockSEC:0001104659-26-073567:5
1,080 sharesCommon StockSEC:0001104659-26-073567:2
1,341 shares@ US$82.580.0015% mcap3.5% of flowCommon StockSEC:0001104659-26-062867:1
18,659 shares@ US$82.050.021% mcap50.0% of flowCommon StockSEC:0001104659-26-062867:0
3,000 shares@ US$22.860.0007% mcap0.6% of flowCommon StockSEC:0001104659-26-045482:0
17,800 shares@ US$82.4811.0% of flowCommon StockSEC:0001104659-26-042155:0
2,000 shares@ US$83.261.3% of flowCommon StockSEC:0001104659-26-042155:1
200 shares@ US$85.000.1% of flowCommon StockSEC:0001104659-26-042155:2
8,363 shares@ US$74.293.6% of flowCommon StockSEC:0001104659-26-027802:0
11,494 shares@ US$62.96Common StockSEC:0001104659-26-015453:0
63,227 shares0Common StockSEC:0001779990-26-000002:0
1,440 shares@ US$78.64Common StockSEC:0001104659-26-004659:0
9,435 shares@ US$74.884.5% of flowCommon StockSEC:0001104659-25-120758:0
40,000 shares@ US$75.0120.0% of flowCommon StockSEC:0001104659-25-118983:0
3,340 shares@ US$61.931.7% of flowCommon StockSEC:0001104659-25-111626:0
7,326 shares@ US$29.982.1% of flowCommon StockSEC:0001104659-25-021861:0
15,000 shares@ US$40.585.9% of flowCommon StockSEC:0001104659-25-010642:0
25 of 34 declarations
About Henderson Michael Thomas
HENDERSON MICHAEL THOMAS has made 22 total filings. In the most recent filings, he sold a total of 9759809 EUR of shares of Apogee Therapeutics, Inc. between July 5, 2024, and June 24, 2026. Notable transactions include a sale of 1537084.41 EUR on October 4, 2024, and two sales of 1306729.62 EUR on May 15, 2026.
