Brown Matthew Charles
CIK: 0001766979•Chief Financial Officer
Officer
Primary company: Altair Engineering Inc. (ALTR)
Brown Matthew Charles is a corporate insider (Chief Financial Officer) at Altair Engineering Inc. (ALTR) filing SEC Form 4 transactions. 56 transactions across 3 companies, totaling $0 in purchases and $2,333,766 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 |
|---|---|---|---|---|---|---|---|
| Exercise | 14,544 | - | - | 189,080 | 5/21/2026 Filed: 5/21/2026 | Filing → | |
| Tax Payment | 5,219 | $25.17 | $131K | 39,866 | 5/21/2026 Filed: 5/21/2026 | Filing → | |
| Exercise | 14,544 | - | - | 45,085 | 5/21/2026 Filed: 5/21/2026 | Filing → | |
| Exercise | 14,544 | - | - | 218,168 | 11/21/2025 Filed: 11/25/2025 | Filing → | |
| Tax Payment | 5,278 | $26.06 | $138K | 9,266 | 11/21/2025 Filed: 11/25/2025 | Filing → | |
| Exercise | 14,544 | - | - | 14,544 | 11/21/2025 Filed: 11/25/2025 | Filing → | |
| Award | 232,712 | - | - | 232,712 | 8/21/2025 Filed: 8/25/2025 | Filing → | |
Altair Engineering Inc. ALTR | Disposition | 21,563 | $79.03 | $1.70M | 0 | 3/26/2025 Filed: 3/26/2025 | Filing → |
Altair Engineering Inc. ALTR | Disposition | 20,625 | $65.19 | $1.34M | 0 | 3/26/2025 Filed: 3/26/2025 | Filing → |
Altair Engineering Inc. ALTR | Disposition | 24,000 | $45.91 | $1.10M | 0 | 3/26/2025 Filed: 3/26/2025 | Filing → |
Altair Engineering Inc. ALTR | Disposition | 8,000 | $62.91 | $503K | 0 | 3/26/2025 Filed: 3/26/2025 | Filing → |
Altair Engineering Inc. ALTR | Disposition | 12,000 | $61.79 | $741K | 0 | 3/26/2025 Filed: 3/26/2025 | Filing → |
Altair Engineering Inc. ALTR | Disposition | 45,000 | $57.70 | $2.60M | 0 | 3/26/2025 Filed: 3/26/2025 | Filing → |
Altair Engineering Inc. ALTR | Disposition | 66,125 | $113.00 | $7.47M | 0 | 3/26/2025 Filed: 3/26/2025 | Filing → |
Altair Engineering Inc. ALTR | Gift | 2,527 | - | - | 66,125 | 3/6/2025 Filed: 3/6/2025 | Filing → |
Altair Engineering Inc. ALTR | Sale | 742 | $111.45 | $83K | 68,652 | 3/3/2025 Filed: 3/5/2025 | Filing → |
Altair Engineering Inc. ALTR | Sale | 3,811 | $111.53 | $425K | 69,394 | 2/26/2025 Filed: 2/27/2025 | Filing → |
Altair Engineering Inc. ALTR | Award | 17,613 | - | - | 73,205 | 2/12/2025 Filed: 2/14/2025 | Filing → |
Altair Engineering Inc. ALTR | Award | 73 | $82.42 | $6K | 55,592 | 1/14/2025 Filed: 1/16/2025 | Filing → |
Altair Engineering Inc. ALTR | Sale | 1,048 | $108.90 | $114K | 55,519 | 12/23/2024 Filed: 12/26/2024 | Filing → |
Type
Exercise
Shares
14,544
Price
-
Value
-
Type
Tax Payment
Shares
5,219
Price
$25.17
Value
$131K
Type
Exercise
Shares
14,544
Price
-
Value
-
Type
Exercise
Shares
14,544
Price
-
Value
-
Type
Tax Payment
Shares
5,278
Price
$26.06
Value
$138K
Type
Exercise
Shares
14,544
Price
-
Value
-
Type
Award
Shares
232,712
Price
-
Value
-
Altair Engineering Inc.
ALTR
Type
Disposition
Shares
21,563
Price
$79.03
Value
$1.70M
Altair Engineering Inc.
ALTR
Type
Disposition
Shares
20,625
Price
$65.19
Value
$1.34M
Altair Engineering Inc.
ALTR
Type
Disposition
Shares
24,000
Price
$45.91
Value
$1.10M
Altair Engineering Inc.
ALTR
Type
Disposition
Shares
8,000
Price
$62.91
Value
$503K
Altair Engineering Inc.
ALTR
Type
Disposition
Shares
12,000
Price
$61.79
Value
$741K
Altair Engineering Inc.
ALTR
Type
Disposition
Shares
45,000
Price
$57.70
Value
$2.60M
Altair Engineering Inc.
ALTR
Type
Disposition
Shares
66,125
Price
$113.00
Value
$7.47M
Altair Engineering Inc.
ALTR
Type
Gift
Shares
2,527
Price
-
Value
-
Altair Engineering Inc.
ALTR
Type
Sale
Shares
742
Price
$111.45
Value
$83K
Altair Engineering Inc.
ALTR
Type
Sale
Shares
3,811
Price
$111.53
Value
$425K
Altair Engineering Inc.
ALTR
Type
Award
Shares
17,613
Price
-
Value
-
Altair Engineering Inc.
ALTR
Type
Award
Shares
73
Price
$82.42
Value
$6K
Altair Engineering Inc.
ALTR
Type
Sale
Shares
1,048
Price
$108.90
Value
$114K
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