Jason Lettmann

CIK 1688269 · CHIEF EXECUTIVE OFFICER · last filed 2026-03-23

Jason Lettmann is a CHIEF EXECUTIVE OFFICER who has filed 24 SEC Form 4 insider transactions across 2 companies since 2016. The most recent filing shows the insider sold $26.7K of ALXO on Mar 23, 2026. Across all open-market trades the lifetime net is −$764.9K, making them a net seller over the disclosed history. Current disclosed insider exposure totals $3.7M across reported positions.

"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.

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Disclosed Exposure

$3.66M

Companies

2

Total Filings

24

Lifetime Open-Market Net

-$764.9K

Holdings By Company

Latest on-record share count from this person's most recent non-derivative Form 4 transaction in each company. Disclosed exposure = shares × current underlying price.
Symbol Role Shares Price Disclosed Exposure Lifetime OM Net Filings Latest Filed
ALXO CHIEF EXECUTIVE OFFICER 2,317,078 $1.58 $3.66M -$5.88M 22 2026-03-23
Ra Pharmaceuticals, Inc. (RARX) Delisted Director 2,482,308 $5.12M 2 2017-06-22

Recent Filings

24 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-03-23 ALXO Sell (S) −12,311 -$26.7K EDGAR
2026-02-19 ALXO Tax (F) −2,201 -$5.0K EDGAR
2026-01-28 ALXO Grant (A) $0 EDGAR
2025-10-16 ALXO Grant (A) $0 EDGAR
2025-09-18 ALXO Buy (P) +92,233 $99.4K EDGAR
2025-08-19 ALXO Sell (S) −2,382 -$1.5K EDGAR
2025-04-15 ALXO Grant (A) $0 EDGAR
2025-03-18 ALXO Grant (A) +42,000 $0 EDGAR
2025-02-21 ALXO Sell (S) −2,159 -$2.5K EDGAR
2025-01-23 ALXO Grant (A) $0 EDGAR
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Codes: P = open-market purchase · S = open-market sale · A = grant/award · M = option exercise · F = tax withholding at vest · G = bona-fide gift · D = disposition to issuer · J = other (see filing footnote). Only P / S codes carry directional signal.