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sellWeak10b5-1 plan

Third Rock Ventures V, L.P. sold $11M of RAPP

owner at Rapport Therapeutics, Inc.. 276,513 shares at an average of $40.12, traded May 7, 2026, filed May 11, 2026.

Warning score
17
Value
$11M
276,513 shares
Holdings after
6,432,715
-4% from before
From 52-week low
+383%
low $8.27, close $39.93
From 52-week high
0%
high $39.93, as of May 7, 2026

Score components

  • Role
    10% owner
    +12
  • Trade size
    $11.1M at market
    +25
  • Share of holdings sold
    Sold 4.1% of holdings
    0
  • Cluster
    No other insider selling within 14 days
    0
  • 10b5-1 plan
    Pre-scheduled under a 10b5-1 plan
    -20

What happened after comparable sells

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

RAPPOct 12, 2026 · close 30.15
Since filing May 11, 2026: -21.5%SPY +5.8% · excess -27.3%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001193125-26-217092, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
May 7, 2026SOpen-market sale
Common Stock10b5-1
-271,495$40.12$11M6,437,733May 11, 2026
May 8, 2026SOpen-market sale
Common Stock10b5-1
-5,018$40.31$202k6,432,715May 11, 2026

Related signals

Other insiders at Rapport Therapeutics, Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
Pro nowfree Oct 15, 2026
RAPPsell 210b5-1
Rapport Therapeutics, Inc.
Abraham Ceesay
Chief Executive Officer
$143k
4,522 shares
-1%
23Weak
RAPPsell 210b5-1
Rapport Therapeutics, Inc.
Cheryl Gault
Chief Operating Officer
$332k
10,000 shares
-7%
22Weak
RAPPsell 210b5-1
Rapport Therapeutics, Inc.
Abraham Ceesay
Chief Executive Officer
$87k
2,210 shares
-0%
20Weak
RAPPsell10b5-1
Rapport Therapeutics, Inc.
Abraham Ceesay
Chief Executive Officer
$374k
8,210 shares
-2%
37Weak
RAPPsell 210b5-1
Rapport Therapeutics, Inc.
Abraham Ceesay
Chief Executive Officer
$938k
18,921 shares
-4%
33Weak
RAPPsell 210b5-1
Rapport Therapeutics, Inc.
Krishnaswamy Yeleswaram
Chief Development Officer
$2.5M
50,160 shares
-20%
3Weak
RAPPsell 210b5-1
Rapport Therapeutics, Inc.
Krishnaswamy Yeleswaram
Chief Development Officer
$20k
404 shares
-0%
38Weak
RAPPsell 210b5-1
Rapport Therapeutics, Inc.
Abraham Ceesay
Chief Executive Officer
$2.4M
51,499 shares
-10%
15Weak
RAPPsell10b5-1
Rapport Therapeutics, Inc.
Abraham Ceesay
Chief Executive Officer
$93k
2,210 shares
-0%
28Weak
RAPPsell 210b5-1
Rapport Therapeutics, Inc.
Abraham Ceesay
Chief Executive Officer
$328k
8,210 shares
-1%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Third Rock Ventures V, L.P. sold $11M of RAPP | InsiderTell