Kevin Bitterman Insider Trading Activity

Corporate InsiderDirector · CIK 1591747

Total trades

$40.2M

Total volume

Oct 21, 2026

Last activity

IRON

Disc Medicine, Inc.

Kevin Bitterman has been net-selling over the last 12 months with 0 purchases and 35 sales across 1 company.

IRON is the most-traded position with 35 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	—	+4.7%	69%	52
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

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IRON · Disc Medicine, Inc.

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Recent Trades

Showing the 50 most recent of 62 disclosed trades.

DATE	TICKER	TYPE	SHARES	PRICE	VALUE	Δ OWNED	ROLE
Oct 21, 2026	IRON	Sell	13,783	$80.23	$1.1M	−4.4%	Director
Oct 21, 2026	IRON	Sell	11,470	$80.23	$920K	−3.8%	Director
Oct 21, 2026	IRON	Sell	266	$80.23	$21K	−2.0%	Director
Oct 20, 2026	IRON	Sell	2,388	$79.95	$191K	−0.8%	Director
Oct 20, 2026	IRON	Sell	55	$79.95	$4K	−0.4%	Director
Oct 20, 2026	IRON	Sell	2,869	$79.95	$229K	−0.9%	Director
Oct 19, 2026	IRON	Sell	115	$79.97	$9K	−0.9%	Director
Oct 19, 2026	IRON	Sell	4,942	$79.97	$395K	−1.6%	Director
Oct 19, 2026	IRON	Sell	5,937	$79.97	$475K	−1.9%	Director
Sep 11, 2026	IRON	Sell	27,136	$70.11	$1.9M	−100.0%	Director
Sep 4, 2026 Filed 3d late	IRON	Sell	912	$79.96	$73K	−0.3%	Director
Sep 4, 2026 Filed 3d late	IRON	Sell	18	$79.96	$1K	−0.1%	Director
Sep 4, 2026 Filed 3d late	IRON	Sell	759	$79.96	$61K	−0.2%	Director
Dec 17, 2025	IRON	Sell	393	$91.47	$36K	−0.1%	Director
Dec 17, 2025	IRON	Sell	213	$91.47	$19K	−0.1%	Director
Dec 17, 2025	IRON	Sell	148	$91.47	$14K	−1.0%	Director
Dec 16, 2025	IRON	Sell	35,898	$91.24	$3.3M	−9.3%	Director
Dec 16, 2025	IRON	Sell	18,666	$91.24	$1.7M	−5.2%	Director
Dec 16, 2025	IRON	Sell	14,359	$91.24	$1.3M	−50.3%	Director
Dec 15, 2025	IRON	Sell	14,811	$91.18	$1.4M	−4.0%	Director
Dec 15, 2025	IRON	Sell	28,913	$91.18	$2.6M	−6.9%	Director
Dec 15, 2025	IRON	Sell	3,921	$92.01	$361K	−1.0%	Director
Dec 15, 2025	IRON	Sell	2,049	$92.01	$189K	−0.6%	Director
Dec 15, 2025	IRON	Sell	11,427	$91.18	$1.0M	−27.5%	Director
Dec 15, 2025	IRON	Sell	1,572	$92.01	$145K	−5.2%	Director
Dec 15, 2025	IRON	Sell	7,000	$91.87	$643K	−100.0%	Director
Dec 12, 2025	IRON	Sell	3,852	$92.58	$357K	−0.9%	Director
Dec 12, 2025	IRON	Sell	3,446	$93.80	$323K	−0.8%	Director
Dec 12, 2025	IRON	Sell	8,527	$92.05	$785K	−2.2%	Director
Dec 12, 2025	IRON	Sell	2,005	$92.58	$186K	−0.5%	Director
Dec 12, 2025	IRON	Sell	1,793	$93.80	$168K	−0.5%	Director
Dec 12, 2025	IRON	Sell	6,570	$92.05	$605K	−12.9%	Director
Dec 12, 2025	IRON	Sell	1,540	$92.58	$143K	−3.5%	Director
Dec 12, 2025	IRON	Sell	1,371	$93.80	$129K	−3.2%	Director
Dec 12, 2025	IRON	Sell	16,403	$92.05	$1.5M	−3.7%	Director
Oct 17, 2025	IRON	Sell	3,000	$86.13	$258K	−0.6%	Director
Oct 17, 2025	IRON	Sell	5,066	$87.37	$443K	−1.1%	Director
Oct 17, 2025	IRON	Sell	5,065	$87.37	$443K	−1.2%	Director
Oct 17, 2025	IRON	Sell	13,014	$88.91	$1.2M	−2.8%	Director
Oct 17, 2025	IRON	Sell	2,251	$89.70	$202K	−0.5%	Director
Oct 17, 2025	IRON	Sell	10,094	$90.66	$915K	−2.2%	Director
Oct 17, 2025	IRON	Sell	10,095	$90.66	$915K	−2.5%	Director
Oct 17, 2025	IRON	Sell	450	$91.88	$41K	−0.1%	Director
Oct 17, 2025	IRON	Sell	1,125	$84.89	$96K	−0.2%	Director
Oct 16, 2025	IRON	Sell	1,425	$77.11	$110K	−0.3%	Director
Oct 15, 2025	IRON	Sell	19,542	$77.16	$1.5M	−3.9%	Director
Oct 15, 2025	IRON	Sell	2,618	$77.76	$204K	−0.5%	Director
Oct 8, 2025	IRON	Sell	13,267	$72.39	$960K	−2.6%	Director
Oct 8, 2025	IRON	Sell	8,219	$68.26	$561K	−1.4%	Director
Oct 8, 2025	IRON	Sell	12,386	$69.31	$858K	−2.2%	Director