How many SEC Form 4 insider filings does SLS have?

SELLAS Life Sciences Group, Inc. (SLS) has 1 SEC Form 4 filing (1 transaction rows) in the rolling 365-day window, disclosed by 0 distinct insiders. Most recent filing: Jun 18, 2026.

When was the most recent SEC Form 4 filing for SLS?

The most recent Form 4 filing for SLS on Tracefour is dated Jun 18, 2026.

SLS

Name: SLS Insider Trading Activity
Creator: Tracefour
License: https://www.usa.gov/government-works
Keywords: SLS, insider trading, SEC Form 4, insider transactions

SELLAS Life Sciences Group, Inc.

SELLAS Life Sciences Group, Inc. (SLS) has 1 SEC Form 4 filing (1 transaction rows) in the rolling window, disclosed by 0 distinct insiders. Most recent filing: Jun 18, 2026.

No open-market insider trades for SLS (SELLAS Life Sciences Group, Inc.) in the last 365 days.

Why this page may be quiet. Tracefour displays Form 4 open-market purchases (P) and sales (S): the two transaction codes that signal directional conviction. Restricted stock grants, option exercises, gifts, and tax-withholding sales are filed but intentionally not shown: they're disclosure mechanics, not buy/sell decisions.

Many large-cap executives trade through pre-scheduled 10b5-1 plans set months in advance and batch-disclosed each quarter, so the latest filing on EDGAR for a mega-cap can be weeks old without any insider actually choosing to trade in that window.

See all Form 4 filings on SEC EDGAR ↗

Reddit mentions

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SLS is the #28 most-discussed ticker across finance subreddits, with 21 mentions in the last 24 hours, +11 vs the day before, hottest in r/WallStreetBets.

Mention counts are conversation volume, not a quality signal. Not investment advice.

Related companies

SELLAS Life Sciences Group, Inc. is in the Healthcare sector.