InsidersTradesSigma
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (12 ops.)
Insider track record
CFODisclosed buys
0
Disclosed sells
12
T+90 hit rate
56%
T+90 mean return
-3.1%
Across 9 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Browse the detailed record of transactions filed by Griffith Joseph H. IV, Chief Financial Officer. Director active across 1 company, notably 908 Devices Inc.. In total, 30 filings have been logged. Breakdown: 0 buy · 12 sells. Total volume traded: €1.7m. History available since 16 June 2021. The latest transaction was filed on 28 May 2026 (Cession). Regulator: SEC (Form 4). All data is free.
Declarations30 total
6,940 shares@ US$9.030.021% mcap3.0% of flowCommon StockSEC:0001431531-26-000005:0
5,102 sharesCommon StockSEC:0001431531-26-000002:0
10,306 sharesCommon StockSEC:0001431531-26-000002:1
11,260 sharesCommon StockSEC:0001431531-26-000002:2
43,473 sharesCommon StockSEC:0001431531-26-000002:3
23,175 shares@ US$6.186.8% of flowCommon StockSEC:0001431531-26-000002:4
5,000 shares@ US$7.06771.7% of flowCommon StockSEC:0001836524-25-000005:0
5,102 sharesCommon StockSEC:0001562180-25-000894:0
10,306 sharesCommon StockSEC:0001562180-25-000894:1
11,261 sharesCommon StockSEC:0001562180-25-000894:2
1,960 shares@ US$2.3380.3% of flowCommon StockSEC:0001562180-25-000894:3
3,955 shares@ US$2.3350.5% of flowCommon StockSEC:0001562180-25-000894:4
4,321 shares@ US$2.3530.6% of flowCommon StockSEC:0001562180-25-000894:5
8,437 shares@ US$1.580.7% of flowCommon Stock, par value $0.001SEC:0001562180-24-003011:0
5,103 sharesCommon StockSEC:0001562180-24-001018:0
6,000 shares@ US$12.083.7% of flowCommon StockSEC:0001562180-24-000027:0
5,580 shares@ US$9.082.6% of flowCommon StockSEC:0001562180-23-008536:0
5,000 shares@ US$1.580.4% of flowCommon Stock, par value $0.001SEC:0001562180-23-003085:0
5,102 sharesCommon StockSEC:0001562180-23-000967:0
600 shares@ US$0.960.0% of flowCommon Stock, par value $0.001SEC:0001562180-22-005922:0
13,129 shares@ US$0.960.7% of flowCommon Stock, par value $0.001SEC:0001562180-22-005372:0
900 shares@ US$0.960.0003% mcap0.1% of flowCommon Stock, par value $0.001SEC:0001562180-22-005294:0
1,000 shares@ US$0.960.0004% mcap0.1% of flowCommon Stock, par value $0.001SEC:0001562180-22-005190:0
13,334 shares@ US$0.960.0047% mcap0.9% of flowCommon Stock, par value $0.001SEC:0001562180-22-005119:0
2,800 shares@ US$39.080.036% mcap6.7% of flowCommon Stock, par value $0.001SEC:0001562180-21-006874:0
25 of 30 declarations
About Griffith Joseph H. IV
Joseph H. Griffith IV is the Chief Financial Officer at 908 Devices Inc. He is responsible for the company's financial management, including financial planning, risk management, and regulatory compliance. His expertise in finance is essential to support the growth and profitability of the company. He plays a key role in developing long-term financial strategies.
