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Page built 2026-09-29
Data as of 2026-09-29
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Peter A. Thompson: insider trades

Every open market trade Peter A. Thompson has filed with the SEC, when each filing appeared, and how the buys did against the S&P 500 once the filing was public.

Key Facts

  • Peter A. Thompson is listed as Director at SION.
  • Between 2026-04-16 (16 April 2026) and 2026-07-09 (9 July 2026) Peter A. Thompson filed 0 open market buys worth $0 and 8 open market sales worth $35M.
  • None of Peter A. Thompson's buys has matured 90 days yet, so there is no return to report.
  • Data as of 2026-09-29 (29 September 2026).
Open market buys 0 $0
Open market sales 8 $35M
Avg vs S&P, 90d n/a 0 scored buys
Beat the S&P n/a 90 days after entry

Would copying Peter A. Thompson have paid?

prices as of 2026-09-28

The result. None of Peter A. Thompson's buys has matured 90 days yet, so there is no return to report.

Average return of Peter A. Thompson's open market buys against the S&P 500.
Days after entryScored buysAvg vs S&PBeat S&PEntry monthst statisticReading
30 days 0 n/a n/a n/a n/a too few trades to tell
90 days 0 n/a n/a n/a n/a too few trades to tell
180 days 0 n/a n/a n/a n/a too few trades to tell

A return curve needs at least 10 scored buys. Peter A. Thompson does not have enough yet.

Stocks traded

  1. SION8 trades, $35M

Every open market trade

as of 2026-09-29
8 trades.
Open market trades filed by Peter A. Thompson, newest first.
FiledStockTypeSharesPriceValue90 day vs S&P
9 Jul 2026 SION sell 85,918 $44.86 $3.9M n/a
2 Jul 2026 SION sell 115,844 $45.50 $5.3M n/a
29 May 2026 SION sell 101 $44.49 $4.5K n/a
21 Apr 2026 SION sell 2,948 $44.52 $131K n/a
21 Apr 2026 SION sell 52,397 $44.68 $2.3M n/a
16 Apr 2026 SION sell 235,863 $44.64 $11M n/a
16 Apr 2026 SION sell 47,814 $44.51 $2.1M n/a
16 Apr 2026 SION sell 226,906 $45.34 $10M n/a

Insider sales are shown but not scored, because they are often planned for tax or diversification reasons.

Frequently asked questions

What has Peter A. Thompson bought and sold?

Between 2026-04-16 (16 April 2026) and 2026-07-09 (9 July 2026) Peter A. Thompson filed 0 open market buys worth $0 and 8 open market sales worth $35M.

Did Peter A. Thompson's buys beat the market?

None of Peter A. Thompson's buys has matured 90 days yet, so there is no return to report. Insider sales are not scored because they are often planned for tax or diversification reasons.

Sources: Insider trades: SEC Form 4 filings, collected from Finviz. Prices: Yahoo Finance daily adjusted closes. Data as of 2026-09-29 (29 September 2026). About these sources.

Not investment advice. Past disclosed trades do not predict future returns. Disclosures are published late, so the trades shown are ones you could only have copied after the fact. Talk to a licensed adviser before you invest.