Summary
Updated Aug 30, 2026
Nina Momtazee Sitzer is COO and CLO of Peakstone Realty Trust (PKST). 4 SEC Form 4 filings on record going back to 2025, most recently on 6 May 2026.
Recent Transactions
4Every recent SEC Form 4 transaction Nina Momtazee Sitzer has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Nina Momtazee Sitzer go back to 2025: 4 primary Form 4 filings, an average of 2.0 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Other Insiders Active in the Same Sector
No other insider has filed at Nina Momtazee Sitzer's companies, so these are insiders reporting open-market trades at other companies in the same sector.
- William R. Crooker - $3.67M of STAG open-market activity in the last 12 months
- Jeffrey T. Hanson - $3.64M of AHR open-market activity in the last 12 months
- Eric J. Cremers - $3.63M of RYN open-market activity in the last 12 months
- Peter J. Federico - $3.53M of AGNC open-market activity in the last 12 months
- David Garfinkle - $3.51M of CXW open-market activity in the last 12 months
- David L. Finkelstein - $3.36M of NLY open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Nina Momtazee Sitzer?
Nina Momtazee Sitzer is a corporate insider, tracked as COO and CLO of Peakstone Realty Trust (PKST). InsiderAlpha holds 4 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Nina Momtazee Sitzer last file a Form 4?
The most recent primary Form 4 on record is dated 6 May 2026, one of 4 filings going back to 2025.
Where can I see all of Nina Momtazee Sitzer's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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