Posner Brian S
CIK: 0001372455
Director
Primary company: ARCH CAPITAL GROUP LTD. (ACGL)
Posner Brian S is a corporate insider at ARCH CAPITAL GROUP LTD. (ACGL) filing SEC Form 4 transactions. 117 transactions across 7 companies, totaling $1,079,079 in purchases and $7,828,597 in sales. Source: SEC EDGAR.
Companies
Transaction History
Source: SEC EDGAR Form 4 insider transaction filings.
Company | Type | Shares | Price | Value | Shares After | Date | SEC |
|---|---|---|---|---|---|---|---|
| Purchase | 2,000 | $16.94 | $34K | 24,500 | 6/8/2026 Filed: 6/5/2026 | Filing → | |
| Award | 35,152 | $17.04 | $599K | 35,152 | 6/5/2026 Filed: 6/5/2026 | Filing → | |
ARCH CAPITAL GROUP LTD. ACGL | Sale | 3,000 | $19.66 | $59K | 0 | 6/3/2026 Filed: 6/3/2026 | Filing → |
ARCH CAPITAL GROUP LTD. ACGL | Sale | 2,000 | $17.14 | $34K | 0 | 5/11/2026 Filed: 5/11/2026 | Filing → |
ARCH CAPITAL GROUP LTD. ACGL | Award | 2,071 | - | - | 122,175 | 5/5/2026 Filed: 5/5/2026 | Filing → |
| Purchase | 2,000 | $17.08 | $34K | 15,500 | 3/30/2026 Filed: 3/30/2026 | Filing → | |
ARCH CAPITAL GROUP LTD. ACGL | Sale | 3,000 | $17.11 | $51K | 2,000 | 3/11/2026 Filed: 3/11/2026 | Filing → |
| Award | 70,000 | - | - | 70,000 | 10/1/2025 Filed: 10/2/2025 | Filing → | |
ARCH CAPITAL GROUP LTD. ACGL | Purchase | 1,000 | $17.34 | $17K | 5,000 | 8/1/2025 Filed: 8/4/2025 | Filing → |
ARCH CAPITAL GROUP LTD. ACGL | Award | 1,564 | - | - | 120,104 | 5/7/2025 Filed: 5/9/2025 | Filing → |
ARCH CAPITAL GROUP LTD. ACGL | Award | 1,455 | - | - | 118,540 | 5/9/2024 Filed: 5/13/2024 | Filing → |
ARCH CAPITAL GROUP LTD. ACGL | Award | 1,714 | - | - | 117,085 | 5/4/2023 Filed: 5/8/2023 | Filing → |
ARCH CAPITAL GROUP LTD. ACGL | Purchase | 2,000 | $17.60 | $35K | 4,000 | 10/28/2022 Filed: 11/1/2022 | Filing → |
ARCH CAPITAL GROUP LTD. ACGL | Award | 2,642 | - | - | 115,371 | 5/4/2022 Filed: 5/6/2022 | Filing → |
ARCH CAPITAL GROUP LTD. ACGL | Award | 2,642 | - | - | 112,729 | 5/4/2022 Filed: 5/6/2022 | Filing → |
ARCH CAPITAL GROUP LTD. ACGL | Purchase | 2,000 | $19.23 | $38K | 2,000 | 4/29/2022 Filed: 5/2/2022 | Filing → |
ARCH CAPITAL GROUP LTD. ACGL | Disposition | 2,000 | $25.00 | $50K | 0 | 9/30/2021 Filed: 10/1/2021 | Filing → |
BIOGEN INC. BIIB | Award | 775 | $0.00 | $0 | 8,175 | 7/1/2021 Filed: 7/2/2021 | Filing → |
ARCH CAPITAL GROUP LTD. ACGL | Sale | 4,000 | $25.24 | $101K | 2,000 | 6/14/2021 Filed: 6/15/2021 | Filing → |
BIOGEN INC. BIIB | Sale | 360 | $274.17 | $99K | 7,400 | 6/4/2021 Filed: 6/7/2021 | Filing → |
Type
Purchase
Shares
2,000
Price
$16.94
Value
$34K
Type
Award
Shares
35,152
Price
$17.04
Value
$599K
ARCH CAPITAL GROUP LTD.
ACGL
Type
Sale
Shares
3,000
Price
$19.66
Value
$59K
ARCH CAPITAL GROUP LTD.
ACGL
Type
Sale
Shares
2,000
Price
$17.14
Value
$34K
ARCH CAPITAL GROUP LTD.
ACGL
Type
Award
Shares
2,071
Price
-
Value
-
Type
Purchase
Shares
2,000
Price
$17.08
Value
$34K
ARCH CAPITAL GROUP LTD.
ACGL
Type
Sale
Shares
3,000
Price
$17.11
Value
$51K
Type
Award
Shares
70,000
Price
-
Value
-
ARCH CAPITAL GROUP LTD.
ACGL
Type
Purchase
Shares
1,000
Price
$17.34
Value
$17K
ARCH CAPITAL GROUP LTD.
ACGL
Type
Award
Shares
1,564
Price
-
Value
-
ARCH CAPITAL GROUP LTD.
ACGL
Type
Award
Shares
1,455
Price
-
Value
-
ARCH CAPITAL GROUP LTD.
ACGL
Type
Award
Shares
1,714
Price
-
Value
-
ARCH CAPITAL GROUP LTD.
ACGL
Type
Purchase
Shares
2,000
Price
$17.60
Value
$35K
ARCH CAPITAL GROUP LTD.
ACGL
Type
Award
Shares
2,642
Price
-
Value
-
ARCH CAPITAL GROUP LTD.
ACGL
Type
Award
Shares
2,642
Price
-
Value
-
ARCH CAPITAL GROUP LTD.
ACGL
Type
Purchase
Shares
2,000
Price
$19.23
Value
$38K
ARCH CAPITAL GROUP LTD.
ACGL
Type
Disposition
Shares
2,000
Price
$25.00
Value
$50K
BIOGEN INC.
BIIB
Type
Award
Shares
775
Price
$0.00
Value
$0
ARCH CAPITAL GROUP LTD.
ACGL
Type
Sale
Shares
4,000
Price
$25.24
Value
$101K
BIOGEN INC.
BIIB
Type
Sale
Shares
360
Price
$274.17
Value
$99K
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