Reporting owner · CIK 0001896170

Cheng Chi Fung

SEC Form 4 history across 1 companies, 67 transactions and 8 filings.

CTOChief Technology OfficerCredo Technology Group Holding Ltd
Open-market transaction mix0% buys0 buys · 66 sales
Latest filingOct 22, 2026, 08:08 PM

Available history · Jun 03, 2026 – Oct 20, 2026

Filings8Form 4 records
Buying$00 purchases
Selling$34.3M66 sales
Net value−$34.3MBuys minus sells · disclosed values

Latest insider transactions

Form 4 filings from available history.
Cheng Chi Fung transactions · 20 per page
CompanyInsiderActivityDisclosed valueFiled (ET)
CRDOCredo Technology Group Holding Ltd
Cheng Chi FungCTOS · sale10b5-1 detectedSEC filing ↗-$176kView disclosure →
CRDOCredo Technology Group Holding Ltd
Cheng Chi FungCTOS · sale10b5-1 detectedSEC filing ↗-$578kView disclosure →
CRDOCredo Technology Group Holding Ltd
Cheng Chi FungCTOS · sale10b5-1 detectedSEC filing ↗-$1.07MView disclosure →
CRDOCredo Technology Group Holding Ltd
Cheng Chi FungCTOS · sale10b5-1 detectedSEC filing ↗-$1.28MView disclosure →
CRDOCredo Technology Group Holding Ltd
Cheng Chi FungCTOS · sale10b5-1 detectedSEC filing ↗-$636kView disclosure →
CRDOCredo Technology Group Holding Ltd
Cheng Chi FungCTOS · sale10b5-1 detectedSEC filing ↗-$261kView disclosure →
CRDOCredo Technology Group Holding Ltd
Cheng Chi FungCTOS · sale10b5-1 detectedSEC filing ↗-$98.2kView disclosure →
CRDOCredo Technology Group Holding Ltd
Cheng Chi FungCTOS · sale10b5-1 detectedSEC filing ↗-$135kView disclosure →
CRDOCredo Technology Group Holding Ltd
Cheng Chi FungCTOS · sale10b5-1 detectedSEC filing ↗-$67.2kView disclosure →
CRDOCredo Technology Group Holding Ltd
Cheng Chi FungCTOS · sale10b5-1 detectedSEC filing ↗-$66.8kView disclosure →
CRDOCredo Technology Group Holding Ltd
Cheng Chi FungCTOS · sale10b5-1 detectedSEC filing ↗-$66.3kView disclosure →
CRDOCredo Technology Group Holding Ltd
Cheng Chi FungCTOS · sale10b5-1 detectedSEC filing ↗-$82.2kView disclosure →
CRDOCredo Technology Group Holding Ltd
Cheng Chi FungCTOS · sale10b5-1 detectedSEC filing ↗-$98.1kView disclosure →
CRDOCredo Technology Group Holding Ltd
Cheng Chi FungCTOS · sale10b5-1 detectedSEC filing ↗-$113kView disclosure →
CRDOCredo Technology Group Holding Ltd
Cheng Chi FungCTOS · sale10b5-1 detectedSEC filing ↗-$39.9kView disclosure →
CRDOCredo Technology Group Holding Ltd
Cheng Chi FungCTOS · sale10b5-1 detectedSEC filing ↗-$643kView disclosure →
CRDOCredo Technology Group Holding Ltd
Cheng Chi FungCTOS · sale10b5-1 detectedSEC filing ↗-$664kView disclosure →
CRDOCredo Technology Group Holding Ltd
Cheng Chi FungCTOS · sale10b5-1 detectedSEC filing ↗-$275kView disclosure →
CRDOCredo Technology Group Holding Ltd
Cheng Chi FungCTOS · sale10b5-1 detectedSEC filing ↗-$488kView disclosure →
CRDOCredo Technology Group Holding Ltd
Cheng Chi FungCTOS · sale10b5-1 detectedSEC filing ↗-$233kView disclosure →
Open a transaction for shares, transaction date, ownership and the original SEC filing.

Latest Form 4 facts

Quick context from source filings

Latest open-market transaction

sale at Credo Technology Group Holding Ltd on Oct 20, 2026 valued at $176,496.

Review SEC filing
Latest buy

No open-market insider purchase is available.

Latest sale

sale at Credo Technology Group Holding Ltd on Oct 20, 2026 valued at $176,496.

Review SEC filing

Monthly open-market activity

Last 3 reported months · purchases and sales

View exact monthly values
MonthPurchasesSalesBuy valueSale valueNet value
Jun 202601$0.00$1,541,155.39-$1,541,155.39
Sep 2026023$0.00$15,863,798.87-$15,863,798.87
Oct 2026042$0.00$16,910,076.01-$16,910,076.01

Net value is disclosed purchases minus sales, not profit. A dash means the value is unavailable.

Ownership and transaction size

Ownership and ticket size

Average P/S size$519.9K
Median P/S size$404.7K
Direct4
Indirect63
Oct 20, 2026sale

Filing-only signals

Deterministic matches in this insider's history

Cluster Sellingpattern64Direct Ownershipfiling-context3Large Salesize23Repeat Sellerpattern6410b5-1 Detectedfiling-context65

Associated companies

Companies in the disclosed reporting history

Credo Technology Group Holding LtdCRDO · 200 transactions · latest Oct 22, 2026, 08:08 PM

Open-market buy performance

90-day forward return on this insider's open-market purchases

90d forward
No open-market purchases in available history

A 90-day purchase return requires an open-market buy. No eligible purchases are recorded in this history.

Disclosed ownership

How reported shareholdings evolved

Non-derivative shares held after reported transactions—not stock prices or a complete portfolio.

63 observations · Sep 17, 2026 – Oct 20, 2026. Window ends at the latest available report, not today.

Selected observation · Oct 20, 20265,579,897 shares reported
Inspect transaction
View exact observations and source transactions
Transaction dateShares held afterFiledSource
Sep 17, 20265,742,397Sep 21, 2026View transaction
Sep 17, 20265,737,418Sep 21, 2026View transaction
Sep 17, 20265,730,557Sep 21, 2026View transaction
Sep 17, 20265,722,305Sep 21, 2026View transaction
Sep 17, 20265,717,597Sep 21, 2026View transaction
Sep 17, 20265,717,397Sep 21, 2026View transaction
Sep 23, 20265,715,297Sep 25, 2026View transaction
Sep 23, 20265,712,397Sep 25, 2026View transaction
Sep 23, 20265,708,397Sep 25, 2026View transaction
Sep 23, 20265,703,697Sep 25, 2026View transaction
Sep 23, 20265,695,961Sep 25, 2026View transaction
Sep 23, 20265,690,597Sep 25, 2026View transaction
Sep 23, 20265,689,897Sep 25, 2026View transaction
Sep 29, 20265,689,597Oct 1, 2026View transaction
Sep 29, 20265,688,697Oct 1, 2026View transaction
Sep 29, 20265,680,331Oct 1, 2026View transaction
Sep 29, 20265,673,999Oct 1, 2026View transaction
Sep 29, 20265,669,573Oct 1, 2026View transaction
Sep 29, 20265,666,588Oct 1, 2026View transaction
Sep 29, 20265,664,997Oct 1, 2026View transaction
Sep 29, 20265,663,497Oct 1, 2026View transaction
Sep 29, 20265,662,397Oct 1, 2026View transaction
Oct 6, 20265,662,197Oct 7, 2026View transaction
Oct 6, 20265,662,097Oct 7, 2026View transaction
Oct 6, 20265,661,797Oct 7, 2026View transaction
Oct 6, 20265,661,497Oct 7, 2026View transaction
Oct 6, 20265,661,297Oct 7, 2026View transaction
Oct 6, 20265,658,999Oct 7, 2026View transaction
Oct 6, 20265,651,451Oct 7, 2026View transaction
Oct 6, 20265,645,263Oct 7, 2026View transaction
Oct 6, 20265,642,195Oct 7, 2026View transaction
Oct 6, 20265,638,397Oct 7, 2026View transaction
Oct 6, 20265,636,097Oct 7, 2026View transaction
Oct 6, 20265,635,097Oct 7, 2026View transaction
Oct 6, 20265,634,897Oct 7, 2026View transaction
Oct 13, 20265,633,441Oct 14, 2026View transaction
Oct 13, 20265,631,997Oct 14, 2026View transaction
Oct 13, 20265,628,998Oct 14, 2026View transaction
Oct 13, 20265,625,848Oct 14, 2026View transaction
Oct 13, 20265,624,298Oct 14, 2026View transaction
Oct 13, 20265,622,997Oct 14, 2026View transaction
Oct 13, 20265,621,998Oct 14, 2026View transaction
Oct 13, 20265,619,298Oct 14, 2026View transaction
Oct 13, 20265,618,098Oct 14, 2026View transaction
Oct 13, 20265,615,599Oct 14, 2026View transaction
Oct 13, 20265,614,198Oct 14, 2026View transaction
Oct 13, 20265,610,838Oct 14, 2026View transaction
Oct 13, 20265,607,597Oct 14, 2026View transaction
Oct 13, 20265,607,397Oct 14, 2026View transaction
Oct 20, 20265,606,697Oct 22, 2026View transaction
Oct 20, 20265,606,097Oct 22, 2026View transaction
Oct 20, 20265,605,597Oct 22, 2026View transaction
Oct 20, 20265,605,197Oct 22, 2026View transaction
Oct 20, 20265,604,797Oct 22, 2026View transaction
Oct 20, 20265,604,397Oct 22, 2026View transaction
Oct 20, 20265,603,597Oct 22, 2026View transaction
Oct 20, 20265,603,020Oct 22, 2026View transaction
Oct 20, 20265,601,497Oct 22, 2026View transaction
Oct 20, 20265,597,807Oct 22, 2026View transaction
Oct 20, 20265,590,387Oct 22, 2026View transaction
Oct 20, 20265,584,197Oct 22, 2026View transaction
Oct 20, 20265,580,897Oct 22, 2026View transaction
Oct 20, 20265,579,897Oct 22, 2026View transaction

Securities and direct/indirect ownership contexts are kept separate and never summed. Joint filings may associate the same disclosed row with multiple owners. Unknown values are omitted, not treated as zero. Lines connect observations for readability; they do not establish holdings between filings, cost basis, or current ownership. Amendments and stock splits require reviewing the source.

Cheng Chi Fung Insider Activity FAQ

SEC Form 4 context

Who is Cheng Chi Fung?

Cheng Chi Fung is a reporting owner in SEC Form 4 filings with reporting owner CIK 0001896170.

Which companies has Cheng Chi Fung reported transactions for?

Credo Technology Group Holding Ltd

When was Cheng Chi Fung's latest insider buy?

No open-market insider purchase is available for this period.

When was Cheng Chi Fung's latest insider sale?

sale at Credo Technology Group Holding Ltd on Oct 20, 2026 valued at $176,496.

Where can I see the original SEC filings?

Each transaction row links directly to the source SEC filing so the reported Form 4 details can be reviewed.

Are performance metrics included?

The profile shows average and median 90-day stock returns after open-market purchases when price coverage is available. These are unadjusted stock returns, not realized trading gains. Win rates, benchmark-adjusted returns and conviction scores are not calculated.