Mizuho Financial Group Inc (MFG) insider trading.
In Q3 2026, insiders at Mizuho Financial Group Inc reported 26 non-derivative transactions on 40 Forms 3, 4 and 5: 0 open-market purchases and 0 sales.
- Transactions
- 26
- Purchases (P)
- 0
- Sales (S)
- 0
- Net shares, P minus S
- 0
- Insiders
- 13
- Last filed
- 2026-07-06
Insiders
| Insider | Relationship | Transactions | Buys | Sales |
|---|---|---|---|---|
| Inomata Naoshi | Officer · See Remarks | 2 | 0 | 0 |
| Kaminoyama Nobuhiro | Officer · See Remarks | 2 | 0 | 0 |
| Yagi Minako | Officer · See Remarks | 2 | 0 | 0 |
| Matsuura Shuji | Officer · See Remarks | 2 | 0 | 0 |
| Kihara Masahiro | Director, Officer · See Remarks | 2 | 0 | 0 |
| Sugawara Masayuki | Officer · See Remarks | 2 | 0 | 0 |
| Hihara Shinichiro | Officer · See Remarks | 2 | 0 | 0 |
| Take Hidekatsu | Director | 2 | 0 | 0 |
| Yonezawa Takefumi | Officer · See Remarks | 2 | 0 | 0 |
| Hitomi Makoto | Director | 2 | 0 | 0 |
| Shiraishi Shiro | Director, Officer · See Remarks | 2 | 0 | 0 |
| Tsujimori Hideki | Officer · See Remarks | 2 | 0 | 0 |
| Akita Natsumi | Officer · See Remarks | 2 | 0 | 0 |
Transactions
| Date | Insider | Code | Shares | Price | Owned after | Filing |
|---|---|---|---|---|---|---|
| 2026-07-01 | Inomata Naoshi | D (D) | 2,505 | $120,641.41 | 20,529 | Form 4 |
| 2026-07-01 | Inomata Naoshi | M (A) | 6,261 | $0 | 23,034 | Form 4 |
| 2026-07-01 | Kaminoyama Nobuhiro | M (A) | 6,054 | $0 | 19,776 | Form 4 |
| 2026-07-01 | Kaminoyama Nobuhiro | D (D) | 2,422 | $116,644.11 | 17,354 | Form 4 |
| 2026-07-01 | Yagi Minako | M (A) | 3,069 | $0 | 6,462 | Form 4 |
| 2026-07-01 | Yagi Minako | D (D) | 1,228 | $59,140.78 | 5,234 | Form 4 |
| 2026-07-01 | Matsuura Shuji | D (D) | 1,598 | $76,960.07 | 14,598 | Form 4 |
| 2026-07-01 | Matsuura Shuji | M (A) | 3,995 | $0 | 16,196 | Form 4 |
| 2026-07-01 | Kihara Masahiro | D (D) | 8,190 | $394,432.41 | 44,233 | Form 4 |
| 2026-07-01 | Kihara Masahiro | M (A) | 20,474 | $0 | 52,423 | Form 4 |
| 2026-07-01 | Sugawara Masayuki | M (A) | 5,281 | $0 | 28,257 | Form 4 |
| 2026-07-01 | Sugawara Masayuki | D (D) | 2,114 | $101,810.76 | 26,143 | Form 4 |
| 2026-07-01 | Hihara Shinichiro | M (A) | 2,595 | $0 | 7,843 | Form 4 |
| 2026-07-01 | Hihara Shinichiro | D (D) | 1,038 | $49,990.33 | 6,805 | Form 4 |
| 2026-07-01 | Take Hidekatsu | M (A) | 6,604 | $0 | 28,815 | Form 4 |
| 2026-07-01 | Take Hidekatsu | D (D) | 2,642 | $127,239.37 | 26,173 | Form 4 |
| 2026-07-01 | Yonezawa Takefumi | D (D) | 1,228 | $59,140.78 | 5,244 | Form 4 |
| 2026-07-01 | Yonezawa Takefumi | M (A) | 3,069 | $0 | 6,472 | Form 4 |
| 2026-07-01 | Hitomi Makoto | M (A) | 1,112 | $0 | 4,982 | Form 4 |
| 2026-07-01 | Hitomi Makoto | D (D) | 445 | $21,431.31 | 4,537 | Form 4 |
| 2026-07-01 | Shiraishi Shiro | M (A) | 1,315 | $0 | 8,866 | Form 4 |
| 2026-07-01 | Shiraishi Shiro | D (D) | 526 | $25,332.29 | 8,340 | Form 4 |
| 2026-07-01 | Tsujimori Hideki | M (A) | 1,315 | $0 | 3,678 | Form 4 |
| 2026-07-01 | Tsujimori Hideki | D (D) | 526 | $25,332.29 | 3,152 | Form 4 |
| 2026-07-01 | Akita Natsumi | M (A) | 4,512 | $0 | 7,108 | Form 4 |
| 2026-07-01 | Akita Natsumi | D (D) | 1,805 | $86,929.24 | 5,303 | Form 4 |
Transaction codes in this quarter
Get MFG insider transactions through the API
curl "https://sec-api.dev/api/v1/insider-transactions?period=2026q3&cik=1335730&limit=100" \
-H "Authorization: Bearer $SEC_API_KEY"Insider trading API guide · MFG company page · Mizuho Financial Group Inc on SEC.gov
Questions
Are insiders buying or selling Mizuho Financial Group Inc (MFG)?
In Q3 2026, insiders at Mizuho Financial Group Inc reported 26 non-derivative transactions on 40 Forms 3, 4 and 5: 0 open-market purchases and 0 sales. Grants, tax withholding and option exercises are counted as transactions but are not purchases or sales.
Where do these Mizuho Financial Group Inc insider trades come from?
From the SEC Insider Transactions Data Sets for Q3 2026, which republish the Forms 3, 4 and 5 filed on EDGAR. Each row links to its filing on SEC.gov.
Plain-text version for agents and LLMs: /insider-trading/mfg.md
Independent. Not affiliated with, endorsed by, or sponsored by the U.S. Securities and Exchange Commission. Data is reproduced from public SEC filings and datasets. Not investment advice.