Latest filingSep 09, 2026Most recent Form 4
IPSC
Century Therapeutics, Inc.
NasdaqHealthcareBiological Products, (No Diagnostic Substances)
Insider activity for last month from 08/10 to 09/10. Counts use processed Form 4 rows. Purchase and sale metrics use codes P and S; totals remain unknown when any matching value is missing. Rows without a usable transaction date cannot be assigned to a rolling period and are excluded.
Total buying$00 buys
Total selling$161k2 sells
Net open-market-$161k3 insiders
Open-market mix
Buy vs sell distribution by transaction countInsider activity report
Monthly open-market purchase and sale counts Buys Sells
Transaction codes
By Form 4 transaction code in selected period4transactions
- F · Tax withholding · dominant2 · 50%
- S · Open-market sells2 · 50%
Activity by reported role
A joint filing can contribute to multiple roles4transactions
- PRES · dominant2 · 50%
- SF1 · 25%
- SR1 · 25%
Distinct insiders active
Reporting-owner CIKs by month · peak Sep 2026 (3)Aug 2026Sep 2026
Reported Holdings After
Separated by insider, security, and ownership typePfeiffenberger BrentCommon Stock · Direct
3,633,839Sep 04, 2026
Carr DouglasCommon Stock · Direct
504,565Sep 08, 2026
Russotti GregoryCommon Stock · Direct
511,785Sep 08, 2026
These are reported post-transaction holdings, not company-wide ownership percentages. Securities, indirect vehicles, and amendments are kept separate.
Filing activity heatmap
Each cell is one day · intensity = transactions · buys green, sells redAug 10 → Sep 10
LessMore
Top insiders
By absolute net value across the selected period- RG-$1.1k
- CD-$521
Filing detail checks
Secondary metrics for the selected periodFiling-only signals
Deterministic matches in the selected period
IPSC transaction history
Filters apply within this company and selected period by default| Ticker | Insider | Role | Type | Shares | Value | Code | Signals | 90d return | Filed | Trans date |
|---|---|---|---|---|---|---|---|---|---|---|
| IPSC | Russotti Gregory | SR | sale | 534 | -$109k | S | — | 0.0% | 09/09 | 09/08 |
| IPSC | Carr Douglas | SF | sale | 254 | -$52.0k | S | — | 0.0% | 09/09 | 09/08 |
Century Therapeutics, Inc. Insider Activity FAQ
SEC Form 4 contextWho recently reported transactions at Century Therapeutics, Inc.?
Pfeiffenberger Brent, Russotti Gregory, Carr Douglas.
When was the latest reported open-market purchase?
No code-P purchase is available for this period.
When was the latest reported open-market sale?
Russotti Gregory reported a sale on Sep 08, 2026 valued at $109k. Read the SEC filing.
What is the recent purchase and sale balance?
Net open-market selling in the selected period was $1,615.40. Sales can occur for many non-investment reasons.
Where can I see the original SEC filing?
Every transaction row and latest-activity fact links to its original SEC filing.
What do these Form 4 transaction codes mean?
P and S generally describe open-market or private purchases and sales. A, D, F, M, X, G, J, and V describe awards, issuer dispositions, tax withholding, exercises, gifts, other transactions, and voluntary early reports; review each filing and its footnotes for context.