InsidersTradesSigma
Total declarations
Companies
▲ Purchases (1 ops.)
▼ Sales (7 ops.)
Insider track record
CFODisclosed buys
1
Disclosed sells
7
T+90 hit rate
100%
T+90 mean return
+66.7%
Across 1 buy signal with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Explore the detailed record of transactions filed by Brown Matthew Charles, Chief Financial Officer. Insider active across 2 companies, notably Tenable Holdings, Inc.. Aggregated, 28 reports have been recorded. Split: 1 buy · 7 sells. Total volume traded: €1.5m. History available since 14 January 2022. The latest transaction was filed on 21 August 2026 (Levée d'options). Regulator: SEC (Form 4). All data is accessible without signup.
Companies and markets linked to Brown Matthew Charles
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations28 total
14,544 shares0Common StockSEC:0001766979-26-000010:0
7,400 shares@ US$34.38Common StockSEC:0001766979-26-000010:1
5,219 shares@ US$25.170.0040% mcap20.4% of flowCommon StockSEC:0001766979-26-000008:1
14,544 shares0Common StockSEC:0001766979-26-000008:0
12,000 shares@ US$21.540.0065% mcap50.0% of flowCommon StockSEC:0001766979-26-000006:0
Canonical exit: 2 Aug 2026 (T+90)
14,544 shares0Common StockSEC:0001766979-26-000002:0
14,544 shares0Common StockSEC:0001766979-25-000005:0
66,125 shares@ US$113.0084.1% of flowClass A Common StockSEC:0000950170-25-045344:0
2,527 shares0Class A Common StockSEC:0001127602-25-008597:0
742 shares@ US$111.451.0% of flowClass A Common StockSEC:0001127602-25-008198:0
3,811 shares@ US$111.534.9% of flowClass A Common StockSEC:0001127602-25-007093:0
17,613 shares0Class A Common StockSEC:0001127602-25-004818:0
73 shares@ US$82.420.1% of flowClass A Common StockSEC:0001127602-25-001279:0
1,048 shares@ US$108.901.3% of flowClass A Common StockSEC:0001127602-24-030013:0
83 shares@ US$71.680.1% of flowClass A Common StockSEC:0001127602-24-020479:0
8,625 shares0Class A Common StockSEC:0001127602-24-010555:0
883 shares@ US$85.320.8% of flowClass A Common StockSEC:0001127602-24-008453:0
4,363 shares@ US$83.6514.1% of flowClass A Common StockSEC:0001127602-24-007579:0
94 shares@ US$63.920.1% of flowClass A Common StockSEC:0001127602-24-001457:0
10,000 shares0Class A Common StockSEC:0001127602-23-030252:0
140 shares@ US$42.650.1% of flowClass A Common StockSEC:0001127602-23-020793:0
2,173 shares@ US$63.841.6% of flowClass A Common StockSEC:0001127602-23-008608:0
142 shares@ US$42.310.1% of flowClass A Common StockSEC:0001127602-23-001551:0
145 shares@ US$41.680.1% of flowClass A Common StockSEC:0001127602-22-019378:0
11,000 shares0Class A Common StockSEC:0001127602-22-010215:0
25 of 28 declarations
About Brown Matthew Charles
Brown Matthew Charles is Chief Financial Officer at Altair Engineering Inc. and Tenable Holdings, Inc.. Across 26 filings, the 26 sampled filings cover the period from 2022-01-19 to 2026-05-26, with buys of EUR 221075 and sells of EUR 8192913, and the modal transaction nature is Attribution.
