Kevin Bitterman Insider Trading Activity
Kevin Bitterman has been net-selling over the last 12 months with 0 purchases and 49 sales across 1 company.
IRON is the most-traded position with 49 trades. The largest single transaction was a sale of IRON for $3.3M on Dec 16, 2025.
Performance Scorecard
Forward stock performance after each transaction by Kevin Bitterman. 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 | — | +3.7% | 67% | 49 |
| 90 days | — | +11.1% | 69% | 49 |
| 120 days | — | +6.8% | 69% | 49 |
Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.
Price & Trades
Pro: Trade MarkersIRON · Disc Medicine, Inc.
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| DATE | TICKER | TYPE | SHARES | PRICE | VALUE | ROLE |
|---|---|---|---|---|---|---|
| Dec 17, 2025 | IRON | Sell | 393 | $91.47 | $36K | Director |
| Dec 17, 2025 | IRON | Sell | 213 | $91.47 | $19K | Director |
| Dec 17, 2025 | IRON | Sell | 148 | $91.47 | $14K | Director |
| Dec 16, 2025 | IRON | Sell | 14,359 | $91.24 | $1.3M | Director |
| Dec 16, 2025 | IRON | Sell | 35,898 | $91.24 | $3.3M | Director |
| Dec 16, 2025 | IRON | Sell | 18,666 | $91.24 | $1.7M | Director |
| Dec 15, 2025 | IRON | Sell | 2,049 | $92.01 | $189K | Director |
| Dec 15, 2025 | IRON | Sell | 11,427 | $91.18 | $1.0M | Director |
| Dec 15, 2025 | IRON | Sell | 1,572 | $92.01 | $145K | Director |
| Dec 15, 2025 | IRON | Sell | 7,000 | $91.87 | $643K | Director |
| Dec 15, 2025 | IRON | Sell | 28,913 | $91.18 | $2.6M | Director |
| Dec 15, 2025 | IRON | Sell | 3,921 | $92.01 | $361K | Director |
| Dec 15, 2025 | IRON | Sell | 14,811 | $91.18 | $1.4M | Director |
| Dec 12, 2025 | IRON | Sell | 3,852 | $92.58 | $357K | Director |
| Dec 12, 2025 | IRON | Sell | 8,527 | $92.05 | $785K | Director |
| Dec 12, 2025 | IRON | Sell | 3,446 | $93.80 | $323K | Director |
| Dec 12, 2025 | IRON | Sell | 2,005 | $92.58 | $186K | Director |
| Dec 12, 2025 | IRON | Sell | 1,793 | $93.80 | $168K | Director |
| Dec 12, 2025 | IRON | Sell | 6,570 | $92.05 | $605K | Director |
| Dec 12, 2025 | IRON | Sell | 1,540 | $92.58 | $143K | Director |
| Dec 12, 2025 | IRON | Sell | 1,371 | $93.80 | $129K | Director |
| Dec 12, 2025 | IRON | Sell | 16,403 | $92.05 | $1.5M | Director |
| Oct 17, 2025 | IRON | Sell | 2,251 | $89.70 | $202K | Director |
| Oct 17, 2025 | IRON | Sell | 1,125 | $84.89 | $96K | Director |
| Oct 17, 2025 | IRON | Sell | 3,000 | $86.13 | $258K | Director |
| Oct 17, 2025 | IRON | Sell | 5,066 | $87.37 | $443K | Director |
| Oct 17, 2025 | IRON | Sell | 5,065 | $87.37 | $443K | Director |
| Oct 17, 2025 | IRON | Sell | 13,014 | $88.91 | $1.2M | Director |
| Oct 17, 2025 | IRON | Sell | 10,094 | $90.66 | $915K | Director |
| Oct 17, 2025 | IRON | Sell | 10,095 | $90.66 | $915K | Director |
| Oct 17, 2025 | IRON | Sell | 450 | $91.88 | $41K | Director |
| Oct 16, 2025 | IRON | Sell | 1,425 | $77.11 | $110K | Director |
| Oct 15, 2025 | IRON | Sell | 2,618 | $77.76 | $204K | Director |
| Oct 15, 2025 | IRON | Sell | 19,542 | $77.16 | $1.5M | Director |
| Oct 8, 2025 | IRON | Sell | 13,267 | $72.39 | $960K | Director |
| Oct 8, 2025 | IRON | Sell | 8,219 | $68.26 | $561K | Director |
| Oct 8, 2025 | IRON | Sell | 12,386 | $69.31 | $858K | Director |
| Oct 8, 2025 | IRON | Sell | 25,400 | $70.54 | $1.8M | Director |
| Oct 8, 2025 | IRON | Sell | 12,689 | $71.51 | $907K | Director |
| Oct 7, 2025 | IRON | Sell | 6,661 | $69.01 | $460K | Director |
| Oct 7, 2025 | IRON | Sell | 11,378 | $68.01 | $774K | Director |
| Aug 22, 2025 | IRON | Sell | 2,287 | $61.03 | $140K | Director |
| Aug 14, 2025 | IRON | Sell | 7,212 | $60.99 | $440K | Director |
| Aug 13, 2025 | IRON | Sell | 24,962 | $61.15 | $1.5M | Director |
| Aug 5, 2025 | IRON | Sell | 395 | $60.95 | $24K | Director |
| Jul 30, 2025 | IRON | Sell | 8,492 | $61.04 | $518K | Director |
| Jul 24, 2025 | IRON | Sell | 13,033 | $61.17 | $797K | Director |
| Jul 23, 2025 | IRON | Sell | 29,837 | $60.97 | $1.8M | Director |
| Jul 18, 2025 | IRON | Sell | 664 | $61.13 | $41K | Director |
Top Companies Traded
| TICKER | COMPANY | TRADES | TOTAL VOLUME |
|---|---|---|---|
| IRON | Disc Medicine, Inc. | 49 | $34.8M |
Other insiders at Disc Medicine, Inc.
5 other tracked filers at IRON.