InsiderFlow

James B. Tananbaum

ALMS

James B. Tananbaum serves as director, 10 percent owner: at Alumis Inc. Common Stock (ALMS). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

6 trades

$53.35M

Total Sells

0 trades

$0.00

Net Position

Net Buyer

$53.35M

Companies Traded

2

LTGO, ALMS

Active Period

Jul 2024 – Aug 2026

6 total trades

Most Recent

Buy LTGO

Aug 10, 2026 · $2.52M

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

0

ALMS Price Chart
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DateTypeValue
Jan 8, 2026 Buy$7.00M
Nov 21, 2025 Buy$532.9K
Nov 17, 2025 Buy$3.09M
May 2, 2025 Buy$202.3K
Jul 1, 2024 Buy$40.00M

James B. Tananbaum's Insider Trading at LTGO (LTGO)

Buys

1 · $2.52M

Sells

0 · $0.00

Total Shares Bought

140,000

Total Shares Sold

0

LTGO Price Chart
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DateTypeValue
Aug 10, 2026 Buy$2.52M