GCMG

GCM Grosvenor Inc.

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Insider activity for last month from 08/04 to 09/04. Counts use processed Form 4 rows. Purchase and sale metrics use codes P and S; totals remain unknown when any matching value is missing. Rows without a usable transaction date cannot be assigned to a rolling period and are excluded.

Latest filingSep 03, 2026Most recent Form 4
Total buying$00 buys
Total selling$52.6M2 sells
Net open-market-$52.6M3 insiders
Open-market mix
Buy vs sell distribution by transaction count
2 transactions
0 buys0%·100%2 sells

Insider activity report

Monthly open-market purchase and sale counts
Buys Sells
530-3-5transactionsAugSep 2026 sells: 2 transactions · $52.6M2Sep

Transaction codes

By Form 4 transaction code in selected period
8transactions
  • M · Option exercise · dominant4 · 50%
  • F · Tax withholding2 · 25%
  • S · Open-market sells2 · 25%

Activity by reported role

A joint filing can contribute to multiple roles
8transactions
  • CIO · dominant3 · 38%
  • PRES3 · 38%
  • PAO2 · 25%

Distinct insiders active

Reporting-owner CIKs by month · peak Aug 2026 (2)
Aug 2026Sep 2026
3distinct insiders in 2 months

Reported Holdings After

Separated by insider, security, and ownership type
Levin Jonathan ReisinClass A Common Stock · Direct
732.3k689.5kAug 15, 2026 · 689,493 shares owned afterAug 15, 2026 · 732,306 shares owned afterAug 15, 2026Aug 15, 2026
732,306Aug 15, 2026
Pollock FrederickClass A Common Stock · Direct
837.1k813.2kAug 15, 2026 · 813,189 shares owned afterAug 15, 2026 · 837,142 shares owned afterAug 15, 2026Aug 15, 2026
837,142Aug 15, 2026
Sullivan Kathleen PatriciaClass A Common Stock · Direct
59.8k44.8kSep 02, 2026 · 59,832 shares owned afterSep 03, 2026 · 44,795 shares owned afterSep 02, 2026Sep 03, 2026
44,795Sep 03, 2026
Levin Jonathan ReisinRestricted Stock Units · Direct
00Aug 15, 2026 · 0 shares owned afterAug 15, 2026Aug 15, 2026
0Aug 15, 2026
Pollock FrederickRestricted Stock Units · Direct
00Aug 15, 2026 · 0 shares owned afterAug 15, 2026Aug 15, 2026
0Aug 15, 2026

These are reported post-transaction holdings, not company-wide ownership percentages. Securities, indirect vehicles, and amendments are kept separate.

Filing activity heatmap
Each cell is one day · intensity = transactions · buys green, sells red
0 active days
Aug 04Sep 04
LessMore

Filing detail checks

Secondary metrics for the selected period
Largest buy-
Largest sale$32.8M
10b5-1 detected0
Amended rows0

Filing-only signals

Deterministic matches in the selected period

GCMG transaction history

Filters apply within this company and selected period by default
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TickerInsiderRoleTypeSharesValueCodeSignals90d returnFiledTrans date

No transactions match your filters

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GCM Grosvenor Inc. Insider Activity FAQ

SEC Form 4 context

Who recently reported transactions at GCM Grosvenor Inc.?

SULLIVAN KATHLEEN PATRICIA, Pollock Frederick, Levin Jonathan Reisin.

When was the latest reported open-market purchase?

No code-P purchase is available for this period.

When was the latest reported open-market sale?

Sullivan Kathleen Patricia reported a sale on Sep 03, 2026 valued at $19.7M. Read the SEC filing.

What is the recent purchase and sale balance?

Net open-market selling in the selected period was $526,317.41. Sales can occur for many non-investment reasons.

Where can I see the original SEC filing?

Every transaction row and latest-activity fact links to its original SEC filing.

What do these Form 4 transaction codes mean?

P and S generally describe open-market or private purchases and sales. A, D, F, M, X, G, J, and V describe awards, issuer dispositions, tax withholding, exercises, gifts, other transactions, and voluntary early reports; review each filing and its footnotes for context.