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sellWeak cluster of 3

Gregory Russotti sold $270 of IPSC

See Remarks at Century Therapeutics, Inc.. 539 shares at an average of $0.50, traded Sep 8, 2025, filed Sep 10, 2025.

Warning score
30
Value
$270
539 shares
Holdings after
391,508
-0% from before
From 52-week low
+31%
low $0.39, close $0.51
From 52-week high
-70%
high $1.72, as of Sep 8, 2025

Score components

  • Role
    Officer
    +15
  • Trade size
    $270 at market
    0
  • Share of holdings sold
    Sold 0.1% of holdings
    0
  • Cluster
    3 insiders selling within 14 days
    +15

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.

IPSCOct 9, 2026 · close 1.47
Since filing Sep 10, 2025: +189.4%SPY +21.0% · excess +168.4%

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 0001062993-25-015524, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Sep 8, 2025SOpen-market sale
Common Stock
-539$0.50$270391,508Sep 10, 2025

Related signals

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

ScoreCompanyInsiderValueHoldingsFiled
23Weak
IPSCsell 2
Century Therapeutics, Inc.
Douglas Carr
SVP Finance & Operations
$3,200
1,658 shares
-0%
23Weak
IPSCsell 2
Century Therapeutics, Inc.
Gregory Russotti
See Remarks
$4,993
2,587 shares
-1%
23Weak
IPSCsell 2
Century Therapeutics, Inc.
Douglas Carr
SVP Finance & Operations
$521
254 shares
-0%
23Weak
IPSCsell 2
Century Therapeutics, Inc.
Gregory Russotti
See Remarks
$1,095
534 shares
-0%
37Weak
IPSCbuy 2
Century Therapeutics, Inc.
Chad Cowan
Chief Scientific Officer
$49k
58,060 shares
+6%
51Moderate
IPSCbuy 2
Century Therapeutics, Inc.
Brent Pfeiffenberger
President and CEO
$30k
52,000 shares
+2%
23Weak
IPSCsell 2
Century Therapeutics, Inc.
Douglas Carr
SVP Finance & Operations
$137
257 shares
-0%
23Weak
IPSCsell 2
Century Therapeutics, Inc.
Gregory Russotti
See Remarks
$280
526 shares
-0%
23Weak
IPSCsell 2
Century Therapeutics, Inc.
Chad Cowan
Chief Scientific Officer
$2,736
5,462 shares
-1%
33Weak
IPSCbuy
Century Therapeutics, Inc.
Brent Pfeiffenberger
President and CEO
$17k
35,000 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.

Gregory Russotti sold $270 of IPSC | InsiderTell