Black Maria Insider Trading Activity
Black Maria has been net-selling over the last 12 months with 0 purchases and 27 sales across 1 company.
ADP is the most-traded position with 27 trades. The largest single transaction was a sale of ADP for $2.0M on Sep 3, 2025.
Performance Scorecard
Forward stock performance after each transaction by Black Maria. 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 | — | +3.9% | 100% | 27 |
| 90 days | — | +15.4% | 100% | 27 |
| 120 days | — | +15.7% | 100% | 27 |
Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.
Price & Trades
Pro: Trade MarkersADP · AUTOMATIC DATA PROCESSING INC
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| DATE | TICKER | TYPE | SHARES | PRICE | VALUE | Δ OWNED | ROLE | FILING |
|---|---|---|---|---|---|---|---|---|
Jan 5, 2026 | ADP | Sell | 51 | $253.32 | $13K | −0.1% | CEO | |
Jan 5, 2026 | ADP | Sell | 56 | $255.73 | $14K | −0.1% | CEO | |
Jan 5, 2026 | ADP | Sell | 71 | $254.95 | $18K | −0.1% | CEO | |
Jan 5, 2026 | ADP | Sell | 98 | $258.77 | $25K | −0.1% | CEO | |
Jan 5, 2026 | ADP | Sell | 145 | $257.24 | $37K | −0.2% | CEO | |
Jan 5, 2026 | ADP | Sell | 294 | $258.09 | $76K | −0.4% | CEO | |
Sep 3, 2025 | ADP | Sell | 7 | $299.71 | $2K | −0.0% | CEO | |
Sep 3, 2025 | ADP | Sell | 60 | $299.86 | $18K | −0.1% | CEO | |
Sep 3, 2025 | ADP | Sell | 100 | $299.98 | $30K | −0.1% | CEO | |
Sep 3, 2025 | ADP | Sell | 200 | $299.28 | $60K | −0.2% | CEO | |
Sep 3, 2025 | ADP | Sell | 316 | $296.38 | $94K | −0.3% | CEO | |
Sep 3, 2025 | ADP | Sell | 631 | $298.24 | $188K | −0.6% | CEO | |
Sep 3, 2025 | ADP | Sell | 677 | $297.37 | $201K | −0.7% | CEO | |
Sep 3, 2025 | ADP | Sell | 845 | $296.36 | $250K | −0.9% | CEO | |
Sep 3, 2025 | ADP | Sell | 909 | $298.95 | $272K | −0.9% | CEO | |
Sep 3, 2025 | ADP | Sell | 1,052 | $298.82 | $314K | −1.1% | CEO | |
Sep 3, 2025 | ADP | Sell | 1,159 | $298.08 | $345K | −1.2% | CEO | |
Sep 3, 2025 | ADP | Sell | 1,176 | $298.11 | $351K | −1.3% | CEO | |
Sep 3, 2025 | ADP | Sell | 1,300 | $299.40 | $389K | −1.4% | CEO | |
Sep 3, 2025 | ADP | Sell | 1,362 | $299.19 | $407K | −1.5% | CEO | |
Sep 3, 2025 | ADP | Sell | 2,315 | $297.85 | $690K | −2.6% | CEO | |
Sep 3, 2025 | ADP | Sell | 4,307 | $298.32 | $1.3M | −4.9% | CEO | |
Sep 3, 2025 | ADP | Sell | 6,689 | $298.52 | $2.0M | −8.1% | CEO | |
Sep 2, 2025 | ADP | Sell | 638 | $302.02 | $193K | −0.5% | CEO | |
Sep 2, 2025 | ADP | Sell | 1,678 | $301.29 | $506K | −1.3% | CEO | |
Sep 2, 2025 | ADP | Sell | 2,228 | $299.58 | $667K | −1.7% | CEO | |
Sep 2, 2025 | ADP | Sell | 3,177 | $299.04 | $950K | −2.5% | CEO |
Top Companies Traded
| TICKER | COMPANY | TRADES | TOTAL VOLUME |
|---|---|---|---|
| ADP | AUTOMATIC DATA PROCESSING INC | 27 | $9.4M |
Other insiders at AUTOMATIC DATA PROCESSING INC
5 other tracked filers at ADP.