$SEIC

Peterson Michael sold $4.2M of SEIC

Peterson Michael (Executive Vice President) sold 37,500 shares of SEI INVESTMENTS CO (SEIC) at $111.51 ($4.18M total) on 2026-08-28.

Original reporting
SEC EDGAR · Peterson Michael
Published Sep 1, 2026, 8:05 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Sep 1, 2026, 8:42 PM UTC. Informational, not investment advice.
How this was made
AlphAI summarizes source reporting and applies a structured AI analysis for relevance, timing, sentiment and ticker impact. Always verify material claims with the original publisher.
AlphAI market briefInsider activity
Primary signal
$SEIC
Bearish
medium confidence
Mentioned
$SEIC
Relevance
6/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$SEICBearishLow
01

Why it matters

The disclosed sale reduces insider ownership, which may be interpreted as a bearish indicator, though the amount is relatively small.

02

Market read

Provides fresh insider transaction data for SEIC, useful for short-term sentiment assessment.

03

What to watch

No disclosed reason for sale; could be tax planning or liquidity need.

Relevance 6/10Novelty 7/10Timing: filing date 2026-09-01 (same-day filing)

Background

SEC Form 4 filings disclose insider transactions; investors monitor them for potential signals.

Company-level read

Ticker impact

$SEICBearishMedium confidence
Context

Executive Vice President Michael Peterson sold 37,500 SEIC shares for $4.18M on 2026-08-28, reducing his holding to 20,148 shares.

Expected impact

Possible modest downside pressure in the near term.

Evidence & confidence

Sale size is modest relative to market cap, but insider sales often influence sentiment; no other catalyst present.

Market effects

Minimal impact on financial services sector; typical insider transaction.

U.S. market only; no broader regional effect.

Low

Counterpoint

The sale could be a routine portfolio rebalancing rather than a negative signal.

Key entities

  • Michael Peterson

    Executive Vice President of SEI Investments Co.

Full insider trading history

This story covers one filing. See everything behind it: every insider buy and sell on record, 10b5-1 plans, late filings, and which officers and directors are trading.

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