SI: Congress and insider trades

Who in Congress and inside the company traded SI, when each filing appeared, and what buying after each one would have earned against the S&P 500.

Key Facts

  • SI is a listed stock.
  • 2 members of Congress filed 3 buys and 1 sell of SI, the latest published 2022-12-13 (13 December 2022).
  • Insiders filed 3 open market buys worth $78.2K and 13 sells worth $5.1M, the latest filed 2026-09-14 (14 September 2026).
  • 1 cluster buy of SI by three or more insiders within 30 days.
  • Across 3 scored buys, Insiders averaged +8.9% against the S&P 500 (SPY) over the 90 days after disclosure, with 100% of them ahead of the index. That result is too few trades to tell.
  • Data as of 2026-09-29 (29 September 2026).
Congress buys 3 2 members
Congress sells 1
Insider buys 3 $78.2K
Insider sells 13 $5.1M
Congress buys vs S&P, 90d n/a 0 scored buys
Insider buys vs S&P, 90d +8.9% 3 scored buys

Congress trades in SI

as of 2022-12-13
  1. Chris Jacobs2 trades
  2. Tom Carper2 trades
Congress trades in SI, newest first.
FiledMemberTypeSizeDays to file90 day vs S&P
13 Dec 2022 Chris Jacobs (R-NY) sell 1K–15K 34 n/a
12 Sep 2022 Chris Jacobs (R-NY) buy 1K–15K 53 n/a
3 Feb 2022 Tom Carper (D-DE) buy 1K–15K 3 n/a
18 May 2021 Tom Carper (D-DE) buy 1K–15K 178 n/a

Insider trades in SI

as of 2026-09-14
Open market insider trades in SI, newest first.
FiledInsiderTypeSharesPriceValue90 day vs S&P
14 Sep 2026 Ball Robert Joseph sell 10,175 $18.45 $188K n/a
28 Aug 2026 Gilde Healthcare Holding B.V. sell 1,196 $22.60 $27.0K n/a
24 Aug 2026 Gilde Healthcare Holding B.V. sell 20,516 $22.61 $464K n/a
24 Aug 2026 Gilde Healthcare Holding B.V. sell 3,900 $22.60 $88.1K n/a
24 Aug 2026 Gilde Healthcare Holding B.V. sell 681 $22.62 $15.4K n/a
18 Aug 2026 Ahearn Matthew Fraser sell 14,186 $20.99 $298K n/a
18 Aug 2026 Ahearn Matthew Fraser sell 8,314 $20.10 $167K n/a
7 Aug 2026 Gilde Healthcare Holding B.V. sell 2,095 $22.60 $47.3K n/a
7 Aug 2026 Gilde Healthcare Holding B.V. sell 7,338 $22.64 $166K n/a
5 Aug 2026 Gilde Healthcare Holding B.V. sell 99,812 $22.77 $2.3M n/a
5 Aug 2026 Gilde Healthcare Holding B.V. sell 10,751 $22.71 $244K n/a
3 Aug 2026 Gilde Healthcare Holding B.V. sell 28,245 $23.36 $660K n/a
3 Aug 2026 Gilde Healthcare Holding B.V. sell 20,034 $22.73 $455K n/a
17 Mar 2026 Points Jeffrey S. buy 2,000 $15.00 $30.0K +8.9%
17 Mar 2026 Ball Robert Joseph buy 2,200 $15.18 $33.4K +8.9%
17 Mar 2026 Buchholz Richard buy 1,000 $14.84 $14.8K +8.9%

Cluster buys in SI

Times three or more insiders bought SI within 30 days.
Last filedStockInsidersTradesTotal valueDays spanned90 day vs S&P
17 Mar 2026 SI 3 3 $78.2K 0 +8.9%

Frequently asked questions

Who has bought SI?

3 Congress buys by 2 members and 3 insider buys are on file. The tables on this page list every one.

Did buying SI after a disclosure beat the market?

Across 3 scored buys, Insiders averaged +8.9% against the S&P 500 (SPY) over the 90 days after disclosure, with 100% of them ahead of the index. That result is too few trades to tell. A single stock is a small sample.

Sources: Congressional trades: STOCK Act disclosures, collected from CapitolTrades. 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.