Sumner Crystal — SEC Form 4 Insider Trading Activity

Summary

Updated Jul 16, 2026

Sumner Crystal has filed 4 SEC Form 4 filings across 1 company in the last 90 days — selling. Lifetime open-market sales: $420K.

Profile

Sumner Crystal
RoleSee Remarks
Notability20/100

Board memberships

Recent Transactions

DateTickerCompanyCodeSharesPriceValue
2026-06-16MQMarqeta, Inc.S — Open-market sale5.1K$3.89$20K
2026-06-03MQMarqeta, Inc.F — Tax withholding / forfeiture5.2K$4.35$23K
2026-06-03MQMarqeta, Inc.M — Option exercise10.0K$0.00
2026-06-03MQMarqeta, Inc.F — Tax withholding / forfeiture6.7K$4.35$29K
2026-06-03MQMarqeta, Inc.M — Option exercise12.7K$0.00
2026-06-03MQMarqeta, Inc.F — Tax withholding / forfeiture3.1K$4.35$13K
2026-06-03MQMarqeta, Inc.M — Option exercise6.1K$0.00
2026-06-03MQMarqeta, Inc.F — Tax withholding / forfeiture5.7K$4.35$25K
2026-06-03MQMarqeta, Inc.M — Option exercise10.9K$0.00
2026-06-03MQMarqeta, Inc.F — Tax withholding / forfeiture31.5K$4.35$137K
2026-06-03MQMarqeta, Inc.M — Option exercise57.8K$0.00
2026-06-03MQMarqeta, Inc.F — Tax withholding / forfeiture14.7K$4.35$64K
2026-06-03MQMarqeta, Inc.M — Option exercise27.3K$0.00
2026-06-03MQMarqeta, Inc.F — Tax withholding / forfeiture21.2K$4.35$92K
2026-06-03MQMarqeta, Inc.M — Option exercise39.0K$0.00
2026-06-03MQMarqeta, Inc.F — Tax withholding / forfeiture20.0K$4.35$87K
2026-06-03MQMarqeta, Inc.M — Option exercise36.9K$0.00
2026-05-18MQMarqeta, Inc.S — Open-market sale5.1K$3.85$19K
2026-04-16MQMarqeta, Inc.S — Open-market sale5.1K$4.12$21K
2026-03-18MQMarqeta, Inc.S — Open-market sale5.1K$3.98$20K

Companies — Last 90 Days

Frequently Asked Questions

Who is Sumner Crystal?

Sumner Crystal is a corporate insider — currently tracked as See Remarks of Marqeta, Inc. (MQ). InsiderAlpha tracks every SEC Form 4 filing in real time.

How many SEC Form 4 filings has Sumner Crystal submitted recently?

4 primary Form 4 filings in the last 90 days, covering 1 company.

Has Sumner Crystal been buying or selling stock?

Recorded transactions: 0 open-market purchases () and 8 open-market sales ($420K) across all tracked filings.

Where can I see all of Sumner Crystal's SEC filings?

All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.

Learn More

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