InsidersTradesSigma
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (32 ops.)
Insider track record
ExecutiveDisclosed buys
0
Disclosed sells
32
T+90 hit rate
100%
T+90 mean return
+12.0%
Across 3 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Discover the full record of transactions filed by Brown Christopher D., Chief Technology Officer. Director active across 1 company, notably 908 Devices Inc.. Cumulatively, 43 reports have been recorded. Split: 0 buy · 32 sells. Total volume traded: €6.4m. History available since 7 July 2021. The latest transaction was disclosed on 2 July 2026 (Cession). Regulator: SEC (Form 4). The full history is accessible without signup.
Declarations43 total
2,200 shares@ US$9.02Common StockSEC:0001836988-26-000019:0
20,000 sharesCommon StockSEC:0001836988-26-000017:0
9,900 sharesCommon StockSEC:0001836988-26-000015:0
100 shares@ US$9.000.0002% mcap0.0% of flowCommon StockSEC:0001836988-26-000013:0
20,000 shares@ US$8.730.044% mcap2.3% of flowCommon StockSEC:0001836988-26-000011:0
30,000 shares@ US$9.000.089% mcap3.7% of flowCommon StockSEC:0001836988-26-000009:0
5,027 sharesCommon StockSEC:0001836988-26-000002:0
7,418 sharesCommon StockSEC:0001836988-26-000002:1
10,992 sharesCommon StockSEC:0001836988-26-000002:2
5,027 sharesCommon StockSEC:0001562180-25-000891:0
7,418 sharesCommon StockSEC:0001562180-25-000891:1
10,991 sharesCommon StockSEC:0001562180-25-000891:2
1,667 shares@ US$2.35540.1% of flowCommon StockSEC:0001562180-25-000891:3
2,459 shares@ US$2.34360.1% of flowCommon StockSEC:0001562180-25-000891:4
3,641 shares@ US$2.33490.1% of flowCommon StockSEC:0001562180-25-000891:5
55,131 shares@ US$1.581.3% of flowCommon StockSEC:0001562180-24-008522:0
6,328 shares@ US$1.580.1% of flowCommon StockSEC:0001562180-24-006114:0
3,600 shares@ US$1.750.1% of flowCommon StockSEC:0001562180-24-003150:0
5,028 sharesCommon StockSEC:0001562180-24-000996:0
6,090 shares@ US$9.080.8% of flowCommon StockSEC:0001562180-23-008535:0
4,470 shares@ US$10.030.7% of flowCommon StockSEC:0001562180-23-005022:0
10,000 shares@ US$10.021.5% of flowCommon Stock, par value $0.001SEC:0001562180-23-004482:0
5,027 sharesCommon StockSEC:0001562180-23-000965:0
20,000 shares@ US$19.586.2% of flowCommon Stock, par value $0.001SEC:0001562180-22-006654:0
6,800 shares@ US$21.042.2% of flowCommon Stock, par value $0.001SEC:0001562180-22-005632:0
25 of 43 declarations
About Brown Christopher D.
Christopher D. Brown is an executive at 908 Devices Inc.
