William Simpson Gardiner
Chief Compliance Officer · Blackstone Multi-Strategy Hedge Fund L.P.
- 2026
- Sep 25, 2026
- 1
Summary
Latest filing:
William Simpson Gardiner has 1 SEC Form 4 filing on record, dated 25 September 2026. Lifetime open-market purchases: $50K.
Recent transactions
1Most active insiders across the market
William Simpson Gardiner has no co-filers on record, so these are insiders with the largest open-market activity across the market in the last 90 days.
- Lloyd Bernard Hendricks III - $106.72M in RITE purchases and sales in the last 90 days
- HERSHEY TRUST CO TRUSTEE IN TRUST FOR MILTON HERSHEY SCHOOL - $106.54M in HSY purchases and sales in the last 90 days
- Vladimir Tenev - $105.37M in HOOD purchases and sales in the last 90 days
- David Goeckeler - $104.97M in SNDK purchases and sales in the last 90 days
- Abu Dhabi Investment Authority - $104.73M in JMKE purchases and sales in the last 90 days
- ISQ Global Fund II GP LLC - $102.29M in KNTK purchases and sales in the last 90 days
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Frequently asked questions
Who is William Simpson Gardiner?
William Simpson Gardiner is a corporate insider, tracked as Chief Compliance Officer. InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did William Simpson Gardiner last file a Form 4?
The only primary Form 4 on record is dated 25 September 2026.
Has William Simpson Gardiner been buying or selling stock?
Recorded transactions: 1 open-market purchase ($50K) and 0 open-market sales across all tracked filings.