InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (5 ops.)
Insider track record
Board DirectorDisclosed buys
0
Disclosed sells
5
T+90 hit rate
75%
T+90 mean return
+7.4%
Across 4 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Browse the full record of transactions filed by Campbell Lisa M, Director. Insider active across 3 companies, notably DROPBOX, INC.. Cumulatively, 13 filings have been recorded. Breakdown: 0 buy · 5 sells. Total volume traded: €726k. Activity tracked since 20 May 2021. The latest transaction was disclosed on 21 May 2026 (Attribution). Regulator: SEC (Form 4). The full history is free.
Declarations13 total
9,071 shares0Class A Common StockSEC:0001775679-26-000007:0
8,443 shares0Class A Common StockSEC:0001467623-25-000088:0
6,149 shares@ US$27.429822.0% of flowClass A Common StockSEC:0001562180-24-007948:0
8,099 shares0Common StockSEC:0001773383-24-000186:0
10,478 shares0Class A Common StockSEC:0001562180-24-004207:0
10,316 shares@ US$28.918837.2% of flowClass A Common StockSEC:0001562180-24-000217:0
6,148 shares@ US$25.836319.9% of flowClass A Common StockSEC:0001562180-23-005487:0
11,077 shares0Class A Common StockSEC:0001562180-23-004367:0
12,297 shares0Class A Common StockSEC:0001562180-22-004352:0
3,200 shares@ US$27.12950.0011% mcap50.0% of flowClass A Common StockSEC:0001562180-21-007054:0
3,200 shares@ US$27.129510.4% of flowClass A Common StockSEC:0001562180-21-007054
9,335 shares0Class A Common StockSEC:0001562180-21-003713
9,335 shares0Class A Common StockSEC:0001562180-21-003713:0
13 of 13 declarations
About Campbell Lisa M
Campbell Lisa M is a Board Member at Dropbox, Inc. She brings significant expertise in the field of information technology and data management. Her role on the board is essential in guiding the strategic decisions of Dropbox, a company recognized for its cloud storage solutions.
