Sumner Crystal Insider Trading Activity
Sumner Crystal has been net-selling over the last 12 months with 0 purchases and 9 sales across 1 company.
MQ is the most-traded position with 9 trades. The largest single transaction was a sale of MQ for $273K on Sep 9, 2025.
Performance Scorecard
Forward stock performance after each transaction by Sumner Crystal. Buy returns measure price movement after open-market purchases; sell-avoided measures the loss avoided after open-market sales. Success rate counts trades where the insider's direction was right.
| PERIOD | AVG BUY RETURN | AVG SELL AVOIDED | SUCCESS RATE | TRADES |
|---|---|---|---|---|
| 30 days | — | +4.2% | 67% | 9 |
| 90 days | — | -27.2% | 88% | 8 |
| 120 days | — | -31.1% | 86% | 7 |
Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.
Price & Trades
Pro: Trade MarkersMQ · Marqeta, Inc.
🔒 Subscribe to see trade entries
Pro members see exactly when Sumner Crystal bought and sold MQ.
Upgrade to ProRecent Trades
| DATE | TICKER | TYPE | SHARES | PRICE | VALUE | Δ OWNED | ROLE | FILING |
|---|---|---|---|---|---|---|---|---|
May 15, 2026 | MQ | Sell | 5,055 | $3.85 | $19K | −1.0% | See Remarks | |
Apr 15, 2026 | MQ | Sell | 5,056 | $4.12 | $21K | −1.0% | See Remarks | |
Mar 16, 2026 | MQ | Sell | 5,055 | $3.98 | $20K | −1.0% | See Remarks | |
Feb 17, 2026 | MQ | Sell | 5,056 | $4.00 | $20K | −1.6% | See Remarks | |
Jan 15, 2026 | MQ | Sell | 5,055 | $4.41 | $22K | −1.6% | See Remarks | |
Dec 15, 2025 | MQ | Sell | 5,056 | $4.85 | $25K | −1.5% | See Remarks | |
Nov 14, 2025 | MQ | Sell | 5,055 | $4.92 | $25K | −1.8% | See Remarks | |
Oct 15, 2025 | MQ | Sell | 5,056 | $4.79 | $24K | −1.8% | See Remarks | |
Sep 9, 2025 | MQ | Sell | 45,500 | $6.00 | $273K | −13.9% | See Remarks |
Top Companies Traded
| TICKER | COMPANY | TRADES | TOTAL VOLUME |
|---|---|---|---|
| MQ | Marqeta, Inc. | 9 | $449K |
Other insiders at Marqeta, Inc.
2 other tracked filers at MQ.