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Page built 2026-09-29
Data as of 2026-09-29
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ROBINS HARLAN S: insider trades

Every open market trade ROBINS HARLAN S 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

  • ROBINS HARLAN S is listed as Chief Scientific Officer at ADPT.
  • Between 2026-04-10 (10 April 2026) and 2026-07-23 (23 July 2026) ROBINS HARLAN S filed 0 open market buys worth $0 and 5 open market sales worth $21M.
  • None of ROBINS HARLAN S'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 5 $21M
Avg vs S&P, 90d n/a 0 scored buys
Beat the S&P n/a 90 days after entry

Would copying ROBINS HARLAN S have paid?

prices as of 2026-09-28

The result. None of ROBINS HARLAN S's buys has matured 90 days yet, so there is no return to report.

Average return of ROBINS HARLAN S'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. ROBINS HARLAN S does not have enough yet.

Stocks traded

  1. ADPT5 trades, $21M

Every open market trade

as of 2026-09-29
5 trades.
Open market trades filed by ROBINS HARLAN S, newest first.
FiledStockTypeSharesPriceValue90 day vs S&P
23 Jul 2026 ADPT sell 492,400 $21.89 $11M n/a
7 Jul 2026 ADPT sell 386,240 $22.01 $8.5M n/a
17 Jun 2026 ADPT sell 6,160 $18.01 $111K n/a
17 Jun 2026 ADPT sell 100,000 $17.37 $1.7M n/a
10 Apr 2026 ADPT sell 10,000 $14.85 $149K n/a

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

Frequently asked questions

What has ROBINS HARLAN S bought and sold?

Between 2026-04-10 (10 April 2026) and 2026-07-23 (23 July 2026) ROBINS HARLAN S filed 0 open market buys worth $0 and 5 open market sales worth $21M.

Did ROBINS HARLAN S's buys beat the market?

None of ROBINS HARLAN S'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.