Insiders Trades
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (33 ops.)
Latest filing published 09 Oct 2026 for 908 Devices Inc., €317k. Read the official filing
Filing timeline
BuySaleChristopher D. Brown
Insider track record
Disclosed buys
0
Disclosed sells
33
Signal history
Christopher D. Brown: trading record in brief
This profile gathers the share dealings of Christopher D. Brown in 908 Devices Inc., where the filings describe the role as senior executive. Between 7 July 2021 and 7 October 2026, the trades on record add up to 45 filings.
No open-market purchase appears, only 33 sales worth €5.3M. The totals do not cover 2 filings with an undisclosed amount. The rest of the record consists of 12 option exercises. So far in 2026, the count stands at no purchases and 14 sales.
Most recently, on 9 October 2026, the filings show an open-market sale worth €317k in 908 Devices Inc. The median gap between a trade and its publication by SEC (Form 4) is 2 days. The legal deadline for a Form 4 is two business days after the transaction. Sales are harder to read than purchases, since they often meet personal needs such as tax or diversification. This summary is built from SEC (Form 4) disclosures alone and does not predict where the share price will go.
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Declarations45 total
30,000 shares@ US$11.89Common StockSEC:0001836988-26-000027:0
60,000 shares@ US$1.75Common StockSEC:0001836988-26-000027:1
30,000 shares@ US$10.580.065% mcap5.4% of flowCommon StockSEC:0001836988-26-000025:0
9,442 shares@ US$9.030.018% mcap1.5% of flowCommon StockSEC:0001836988-26-000023:0
8,358 shares@ US$9.230.016% mcap1.3% of flowCommon StockSEC:0001836988-26-000023:1
20,000 shares@ US$8.490.035% mcap2.9% of flowCommon StockSEC:0001836988-26-000021:0
2,200 shares@ US$9.020.0042% mcap0.3% of flowCommon 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% mcap3.0% of flowCommon StockSEC:0001836988-26-000011:0
30,000 shares@ US$9.000.064% mcap4.6% of flowCommon StockSEC:0001836988-26-000009:0
7,392 shares@ US$7.040.9% of flowCommon StockSEC:0001836988-26-000005:1
15,030 shares@ US$7.051.8% of flowCommon StockSEC:0001836988-26-000005:0
17,578 shares@ US$7.070.029% mcap2.1% of flowCommon StockSEC:0001836988-26-000005:2
5,027 sharesCommon StockSEC:0001836988-26-000002:0
7,418 sharesCommon StockSEC:0001836988-26-000002:1
10,992 sharesCommon StockSEC:0001836988-26-000002:2
2,459 shares@ US$2.34360.1% of flowCommon StockSEC:0001562180-25-000891:4
3,641 shares@ US$2.33490.2% of flowCommon StockSEC:0001562180-25-000891:5
1,667 shares@ US$2.35540.1% of flowCommon StockSEC:0001562180-25-000891:3
5,027 sharesCommon StockSEC:0001562180-25-000891:0
7,418 sharesCommon StockSEC:0001562180-25-000891:1
10,991 sharesCommon StockSEC:0001562180-25-000891:2
55,131 shares@ US$1.581.7% of flowCommon StockSEC:0001562180-24-008522:0
25 of 45 declarations
