Insider Buying — October 27, 2026

Insider Buying — US Stocks (as of 2026-10-27)

Source: SEC EDGAR Form 4 filings. Open-market purchases by executives and directors. Grouped by filing date; trade date shown with days-to-file lag. Sorted by transaction value.

Filed 2026-10-26

Ticker	Company	Sector	Insider	Title	Trade Date	Shares	Price	Value	% From 52wk Low
NBIS	Nebius Group N.V.	Information Technology	Grimme Arne	maybe director	2026-10-22 (+4d)	357	$161.97	$57,823	+108.5%
NBIS	Nebius Group N.V.	Information Technology	Grimme Arne	maybe director	2026-10-23 (+3d)	205	$158.98	$32,591	+108.5%
NBIS	Nebius Group N.V.	Information Technology	Grimme Arne	maybe director	2026-10-26 (+0d)	208	$153.96	$32,024	+108.5%

Filed 2026-10-22

Ticker	Company	Sector	Insider	Title	Trade Date	Shares	Price	Value	% From 52wk Low
AMT	AMERICAN TOWER CORP /MA/	Real Estate	Clarke Teresa Hillary	maybe director	2026-07-13 (+101d)	46	$167.52	$7,706	+18.9%
AMT	AMERICAN TOWER CORP /MA/	Real Estate	Clarke Teresa Hillary	maybe director	2026-10-20 (+2d)	42	$183.20	$7,694	+18.9%
AMT	AMERICAN TOWER CORP /MA/	Real Estate	Clarke Teresa Hillary	maybe director	2026-04-28 (+177d)	43	$177.08	$7,614	+18.9%
AMT	AMERICAN TOWER CORP /MA/	Real Estate	Clarke Teresa Hillary	maybe director	2025-07-11 (+468d)	24	$223.23	$5,358	+18.9%
AMT	AMERICAN TOWER CORP /MA/	Real Estate	Clarke Teresa Hillary	maybe director	2026-02-02 (+262d)	30	$178.04	$5,341	+18.9%
AMT	AMERICAN TOWER CORP /MA/	Real Estate	Clarke Teresa Hillary	maybe director	2025-10-20 (+367d)	28	$189.12	$5,295	+18.9%
AMT	AMERICAN TOWER CORP /MA/	Real Estate	Clarke Teresa Hillary	maybe director	2025-04-28 (+542d)	25	$209.33	$5,233	+18.9%
AMT	AMERICAN TOWER CORP /MA/	Real Estate	Clarke Teresa Hillary	maybe director	2024-10-25 (+727d)	14	$227.42	$3,184	+18.9%
AMT	AMERICAN TOWER CORP /MA/	Real Estate	Clarke Teresa Hillary	maybe director	2025-02-03 (+626d)	17	$187.27	$3,184	+18.9%
AMT	AMERICAN TOWER CORP /MA/	Real Estate	Clarke Teresa Hillary	maybe director	2024-04-26 (+909d)	18	$172.82	$3,111	+18.9%
AMT	AMERICAN TOWER CORP /MA/	Real Estate	Clarke Teresa Hillary	maybe director	2024-07-12 (+832d)	15	$204.28	$3,064	+18.9%
AMT	AMERICAN TOWER CORP /MA/	Real Estate	Clarke Teresa Hillary	maybe director	2024-02-01 (+994d)	7	$199.95	$1,400	+18.9%
AMT	AMERICAN TOWER CORP /MA/	Real Estate	Clarke Teresa Hillary	maybe director	2023-10-27 (+1091d)	8	$171.52	$1,372	+18.9%
AMT	AMERICAN TOWER CORP /MA/	Real Estate	Clarke Teresa Hillary	maybe director	2023-07-10 (+1200d)	7	$193.78	$1,356	+18.9%
AMT	AMERICAN TOWER CORP /MA/	Real Estate	Clarke Teresa Hillary	maybe director	2023-04-28 (+1273d)	6	$205.93	$1,236	+18.9%

Filed 2026-10-21

Ticker	Company	Sector	Insider	Title	Trade Date	Shares	Price	Value	% From 52wk Low
NBIS	Nebius Group N.V.	Information Technology	Grimme Arne	maybe director	2026-10-20 (+1d)	151	$164.62	$24,858	+108.5%
NBIS	Nebius Group N.V.	Information Technology	Grimme Arne	maybe director	2026-10-21 (+0d)	148	$167.94	$24,855	+108.5%