MarketPeel
Insider Trading Intelligence
GR

Gregory Russotti

IPSC
SEE REMARKS · CENTURY THERAPEUTICS, INC. · CIK 0001867305
FILING MIX · LIFETIME36%/64%
BUYS
9
SELLS
16
TOTAL VALUE
$117.3K
COMPANIES
1
ACTIVE SINCE
Jan 2022
HOLDINGS NOW
512,319
AVG SELL PX
$2.61
TRADE KIND
SHOWING 25 / 25
Trades · vs SPY
Loading price series…
Performance · forward returns vs SPY
14 backtested trades · 8 horizons · 15 pending
Forward-return performance of every backtestable P/S trade by Gregory Russotti, measured at 8 horizons from 7 days to 2 years. Deduped per economic event so co-filings count once. Excess return = trade return minus SPY return over the same window.
HORIZONTRADESWIN RATEINSIDER RETURNSPY RETURNMEAN EXCESSMEDIAN EXCESST-STAT
7d14+64.29%-3.77%+0.19%-3.96%-5.08%
14d14+85.71%-7.82%-0.25%-7.57%-8.52%
30d14+78.57%-1.77%+2.40%-4.17%-10.44%
60d14+85.71%-6.53%+4.70%-11.23%-28.13%
90d14+78.57%+4.82%+6.02%-1.20%-38.95%
180d14(2 pending)+83.33%+15.41%+11.62%+3.79%-66.47%
1y14(4 pending)+80.00%-3.37%+14.85%-18.22%-90.23%
2y14(9 pending)+100.00%-22.31%+41.95%-64.26%-64.75%
How to read this: Insider Returnis the average raw return of the filer's trades over the horizon. SPY Return is what SPY did over those same windows — reference only, not a comparison. The headline alpha number is Mean Excess = Insider − SPY; green means the filer beat SPY, red means they trailed it. Win rate is the share of individual trades where the filer beat SPY. T-statvalues above 2 mean the alpha is unlikely to be chance given the sample size. "Pending" counts trades where the horizon hasn't elapsed yet; their stats are not included in the row average.
Holdings over time
IPSC · 512,319 shares · as of Jun 12, 2026
0131,496262,991394,487525,9822023202420252026SHARES HELD
Trading cadence · quarterly flow
BUY SELL
2022
2022
2022
2022
2023
2023
2023
2023
2024
2024
2024
2024
2025
2025
2025
2025
2026
2026
FLOW · 9 buys / 16 sellsCOVERAGE · 18 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
IPSC
CENTURY THERAPEUTICS, INC.
SALE
See Remarks
2,584$2.23$5.8K512,319Jun 12, 2026Jun 15, 2026View →
IPSC
CENTURY THERAPEUTICS, INC.
SALE
See Remarks
524$2.11$1.1K514,903Jun 8, 2026Jun 9, 2026View →
IPSC
CENTURY THERAPEUTICS, INC.
SALE
See Remarks
10,076$2.55$25.7K515,427Mar 12, 2026Mar 16, 2026View →
IPSC
CENTURY THERAPEUTICS, INC.
SALE
See Remarks
479$2.54$1.2K525,503Mar 9, 2026Mar 11, 2026View →
IPSC
CENTURY THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
265,000265,000Feb 2, 2026Feb 4, 2026View →
IPSC
CENTURY THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
135,000525,982Feb 2, 2026Feb 4, 2026View →
IPSC
CENTURY THERAPEUTICS, INC.
SALE
See Remarks
526$0.53$280390,982Dec 8, 2025Dec 10, 2025View →
IPSC
CENTURY THERAPEUTICS, INC.
SALE
See Remarks
539$0.50$270391,508Sep 8, 2025Sep 10, 2025View →
IPSC
CENTURY THERAPEUTICS, INC.
SALE
See Remarks
526$0.62$327392,047Jun 9, 2025Jun 11, 2025View →
IPSC
CENTURY THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
120,000120,000Mar 11, 2025Mar 12, 2025View →
IPSC
CENTURY THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
120,000392,573Mar 11, 2025Mar 12, 2025View →
IPSC
CENTURY THERAPEUTICS, INC.
SALE
See Remarks
2,360$0.62$1.5K272,573Mar 10, 2025Mar 12, 2025View →
IPSC
CENTURY THERAPEUTICS, INC.
SALE10b5-1
10b5-1 plan
586$2.50$1.5K274,933Jul 26, 2024Jul 31, 2024View →
IPSC
CENTURY THERAPEUTICS, INC.
SALE10b5-1
10b5-1 plan
1,600$2.52$4.0K275,519Jul 24, 2024Jul 25, 2024View →
IPSC
CENTURY THERAPEUTICS, INC.
SALE10b5-1
10b5-1 plan
200$2.50$500277,119Jul 23, 2024Jul 25, 2024View →
IPSC
CENTURY THERAPEUTICS, INC.
SALE10b5-1
10b5-1 plan
5,000$2.84$14.2K277,319Jun 20, 2024Jun 24, 2024View →
IPSC
CENTURY THERAPEUTICS, INC.
SALE10b5-1
10b5-1 plan
5,000$3.00$15.0K282,319Jun 5, 2024Jun 6, 2024View →
IPSC
CENTURY THERAPEUTICS, INC.
SALE10b5-1
10b5-1 plan
5,000$3.00$15.0K287,319May 20, 2024May 21, 2024View →
IPSC
CENTURY THERAPEUTICS, INC.
SALE10b5-1
10b5-1 plan
5,000$3.12$15.6K292,319May 6, 2024May 7, 2024View →
IPSC
CENTURY THERAPEUTICS, INC.
SALE10b5-1
10b5-1 plan
5,000$3.10$15.5K297,319Apr 22, 2024Apr 24, 2024View →
IPSC
CENTURY THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
146,000146,000Mar 7, 2024Mar 11, 2024View →
IPSC
CENTURY THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
24,000302,319Mar 7, 2024Mar 11, 2024View →
IPSC
CENTURY THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
318,750318,750Apr 11, 2023Apr 13, 2023View →
IPSC
CENTURY THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
175,000175,000Feb 2, 2023Feb 6, 2023View →
IPSC
CENTURY THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
105,000105,000Jan 25, 2022Jan 27, 2022View →
Other insiders · IPSC
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About this filer
CIK 0001867305
ROLE
See Remarks
PRIMARY
IPSC
COMPANIES
1
ACTIVE SINCE
Jan 2022
MARKETPEEL · /INSIDER/0001867305DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
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