Kidd Mark Insider Trading Activity
Kidd Mark has been net-selling over the last 12 months with 0 purchases and 12 sales across 1 company.
IRM is the most-traded position with 12 trades. The largest single transaction was a sale of IRM for $767K on May 8, 2026.
Performance Scorecard
Forward stock performance after each transaction by Kidd Mark. 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 | — | +1.5% | 64% | 11 |
| 90 days | — | -4.6% | 50% | 10 |
| 120 days | — | -7.0% | 50% | 8 |
Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.
Price & Trades
Pro: Trade MarkersIRM · IRON MOUNTAIN INC
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| DATE | TICKER | TYPE | SHARES | PRICE | VALUE | ROLE |
|---|---|---|---|---|---|---|
| May 8, 2026 | IRM | Sell | 6,000 | $127.91 | $767K | VP |
| Apr 1, 2026 | IRM | Sell | 6,000 | $102.71 | $616K | VP |
| Mar 2, 2026 | IRM | Sell | 6,000 | $107.27 | $644K | VP |
| Feb 20, 2026 | IRM | Sell | 6,000 | $108.17 | $649K | VP |
| Jan 2, 2026 | IRM | Sell | 6,000 | $83.10 | $499K | VP |
| Dec 1, 2025 | IRM | Sell | 6,000 | $85.00 | $510K | VP |
| Nov 3, 2025 | IRM | Sell | 6,000 | $102.51 | $615K | VP |
| Oct 31, 2025 | IRM | Sell | 7,306 | $100.82 | $737K | VP |
| Oct 1, 2025 | IRM | Sell | 6,000 | $101.63 | $610K | VP |
| Sep 2, 2025 | IRM | Sell | 6,000 | $91.05 | $546K | VP |
| Aug 1, 2025 | IRM | Sell | 6,000 | $97.20 | $583K | VP |
| Jul 1, 2025 | IRM | Sell | 6,000 | $102.02 | $612K | VP |
Top Companies Traded
| TICKER | COMPANY | TRADES | TOTAL VOLUME |
|---|---|---|---|
| IRM | IRON MOUNTAIN INC | 12 | $7.4M |
Other insiders at IRON MOUNTAIN INC
3 other tracked filers at IRM.