James B. Tananbaum

ALMS

James B. Tananbaum serves as Director at Alumis Inc. Common Stock (ALMS). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

5 trades

$50.83M

Total Sells

0 trades

$0.00

Net Position

Net Buyer

$50.83M

Companies Traded

ALMS

Active Period

Jul 2024 – Jan 2026

5 total trades

Most Recent

Buy ALMS

Jan 8, 2026 · $7.00M

James B. Tananbaum's Insider Trading at Alumis Inc. Common Stock (ALMS)

Buys

5 · $50.83M

Sells

0 · $0.00

Total Shares Bought

3,536,850

Total Shares Sold

ALMS Price Chart

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Date	Type	Shares	Avg Price	Value
Jan 8, 2026	Buy	411,764	$17.00	$7.00M
Nov 21, 2025	Buy	72,212	$7.38	$532.9K
Nov 17, 2025	Buy	507,874	$6.09	$3.09M
May 2, 2025	Buy	45,000	$4.50	$202.3K
Jul 1, 2024	Buy	2,500,000	$16.00	$40.00M