Grade
“안녕하세요. 기업의 '업의 본질'과 미래 가치를 판단하여 투자하는 서재형 대표입니다. 서재형의 투자교실에서는 '올바른 투자'방법을 전해드리고 싶습니다. 지금 세상에는 바르지 않은 투자정보가 난무하고, 이 안에서 헤메고 계신 투자자분들이 많이 계십니다. 수십 년간 투자사와 투자사 대표를 지내며 쌓아온 '리서치 베이스'의 기업 분석과, 지금까지 직접 투자하며…”YouTube channel description ↗
How this grade was reached
2 of 6 checks count
- Calls vs chanceNot enough calls yet to test
- Paid accessChecked, not counted yet: this check is still in its precision audit
- Paid promotionChecked, not counted yet: this check is still in its precision audit
- Referral linksChecked: nothing found
- Removed postsChecked: nothing found
- Regulator listsNot checked yet
- Starting pointEveryone starts at BBB: no red flags found on the checks below.BBB
- FindingsThe checks below found nothing against them.no change
- CallsNo checkable calls on record. Only calls that beat chance lift a grade above BBB.no change
- GradeBBBNo red flags found on the checks listed. The starting point for everyone.
What we checked
- Material read
- 50 of their own items and their profile · YouTube channel description, YouTube video descriptions
- Sells paid access
- None found
- Invites paid promotion
- None found
- Referral links
- None found
- Removes their record
- 0 of 47 videos watched for 30 days or more were taken down
- Regulator warning lists
- Not yet checked
- Last public post
- 1 days ago
Calls on record. No calls on record yet. Each call is stored with its source and a deadline set when it is made.
Publishing cadence
- Last 30 days
- at least 16
- Last 90 days
- at least 42
- Days since last upload
- 1
- Typical gap
- 2.2 days
Measured over 50 recent uploads (109 days). The sample hit its cap, so these counts are minimums. Last upload: 21 Aug 2026
Grade history
All rating changes →Every change of this person's published letter, newest first, with what moved it.
- NRBBB
New rating method (v5): No red flags on the checks listed
Not yet measured. reviewed evidence, wallets.
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This grade is TradeGrade's opinion, formed from the public evidence cited on this page. It was not requested, paid for or approved by the person rated, and it is not financial advice. How it is calculated · Correct something, or reply