Brown Matthew Charles

CIK 00017669793 companiesCOLUMBIA, MD

SEC Profile

Transactions

Companies

Filings

CIK

0001766979

Recent Transactions

50 trades

Exercise/Conversion
Tenable Holdings, Inc.$TENB
Restricted Stock Units
2026-05-21−14,544→ 189,080 total
Tax Payment
Tenable Holdings, Inc.$TENB
Common Stock
2026-05-21$25.17/sh−5,219→ 39,866 total
Exercise/Conversion
Tenable Holdings, Inc.$TENB
Common Stock
2026-05-21+14,544→ 45,085 total
Purchase
Tenable Holdings, Inc.$TENB
Common Stock
2026-05-04$21.54/sh+12,000→ 30,541 total
Award
Tenable Holdings, Inc.$TENB
Restricted Stock Units
2026-02-26+141,898→ 141,898 total
Tax Payment
Tenable Holdings, Inc.$TENB
Common Stock
2026-02-23$17.55/sh−5,269→ 18,541 total
Exercise/Conversion
Tenable Holdings, Inc.$TENB
Restricted Stock Units
2026-02-23−14,544→ 203,624 total
Exercise/Conversion
Tenable Holdings, Inc.$TENB
Common Stock
2026-02-23+14,544→ 23,810 total
Exercise/Conversion
Tenable Holdings, Inc.$TENB
Common Stock
2025-11-21+14,544→ 14,544 total
Exercise/Conversion
Tenable Holdings, Inc.$TENB
Restricted Stock Units
2025-11-21−14,544→ 218,168 total
Tax Payment
Tenable Holdings, Inc.$TENB
Common Stock
2025-11-21$26.06/sh−5,278→ 9,266 total
Award
Tenable Holdings, Inc.$TENB
Restricted Stock Units
2025-08-21+232,712→ 232,712 total
Disposition to Issuer
Altair Engineering Inc.
Class A Common Stock Option
2025-03-26$55.30/sh−45,000→ 0 total
Disposition to Issuer
Altair Engineering Inc.
Class A Common Stock Option
2025-03-26$67.09/sh−24,000→ 0 total
Disposition to Issuer
Altair Engineering Inc.
Class A Common Stock Option
2025-03-26$47.81/sh−20,625→ 0 total
Disposition to Issuer
Altair Engineering Inc.
Class A Common Stock
2025-03-26$113.00/sh−66,125→ 0 total
Disposition to Issuer
Altair Engineering Inc.
Class A Common Stock Option
2025-03-26$51.21/sh−12,000→ 0 total
Disposition to Issuer
Altair Engineering Inc.
Class A Common Stock Option
2025-03-26$33.97/sh−21,563→ 0 total
Disposition to Issuer
Altair Engineering Inc.
Class A Common Stock Option
2025-03-26$50.09/sh−8,000→ 0 total
Gift
Altair Engineering Inc.
Class A Common Stock
2025-03-06−2,527→ 66,125 total
Sale
Altair Engineering Inc.
Class A Common Stock
2025-03-03$111.45/sh−742→ 68,652 total
Sale
Altair Engineering Inc.
Class A Common Stock
2025-02-26$111.53/sh−3,811→ 69,394 total
Award
Altair Engineering Inc.
Class A Common Stock
2025-02-12+17,613→ 73,205 total
Award
Altair Engineering Inc.
Class A Common Stock
2025-01-14$82.42/sh+73→ 55,592 total
Sale
Altair Engineering Inc.
Class A Common Stock
2024-12-23$108.90/sh−1,048→ 55,519 total
Award
Altair Engineering Inc.
Class A Common Stock
2024-07-12$71.68/sh+83→ 56,567 total
Award
Altair Engineering Inc.
Class A Common Stock
2024-03-15+8,625→ 56,484 total
Award
Altair Engineering Inc.
Stock Option (Right to Buy)
2024-03-15+21,563→ 21,563 total
Sale
Altair Engineering Inc.
Class A Common Stock
2024-03-04$85.32/sh−883→ 47,859 total
Sale
Altair Engineering Inc.
Class A Common Stock
2024-02-28$83.65/sh−4,363→ 48,742 total
Award
Altair Engineering Inc.
Class A Common Stock
2024-01-12$63.92/sh+94→ 53,105 total
Award
Altair Engineering Inc.
Class A Common Stock
2023-12-20+10,000→ 53,011 total
Award
Altair Engineering Inc.
Class A Common Stock
2023-07-14$42.65/sh+140→ 43,011 total
Award
Altair Engineering Inc.
Stock Option (Right to Buy)
2023-03-02+20,625→ 20,625 total
Award
Altair Engineering Inc.
Class A Common Stock
2023-03-02+8,250→ 42,871 total
Sale
Altair Engineering Inc.
Class A Common Stock
2023-03-01$63.84/sh−956→ 34,621 total
Sale
Altair Engineering Inc.
Class A Common Stock
2023-03-01$63.84/sh−2,173→ 35,925 total
Sale
Altair Engineering Inc.
Class A Common Stock
2023-03-01$63.84/sh−348→ 35,577 total
Award
Altair Engineering Inc.
Class A Common Stock
2023-01-14$42.31/sh+142→ 38,098 total
Award
Altair Engineering Inc.
Stock Option (Right to Buy)
2022-12-15+24,000→ 24,000 total
Award
Altair Engineering Inc.
Class A Common Stock
2022-07-14$41.68/sh+145→ 37,956 total
Award
Altair Engineering Inc.
Stock Option (Right to Buy)
2022-03-19+8,000→ 8,000 total
Award
Altair Engineering Inc.
Class A Common Stock
2022-03-19+11,000→ 37,811 total
Sale
Altair Engineering Inc.
Class A Common Stock
2022-03-07$64.55/sh−2,298→ 22,811 total
Award
Altair Engineering Inc.
Class A Common Stock
2022-02-15+4,000→ 26,811 total
Award
Altair Engineering Inc.
Stock Option (Right to Buy)
2022-02-15+12,000→ 12,000 total
Award
Altair Engineering Inc.
Class A Common Stock
2022-01-14$54.57/sh+109→ 25,109 total
Sale
Gen Digital Inc.$GEN
Common Stock
2020-08-17$22.94/sh−531→ 114,675 total
Sale
Gen Digital Inc.$GEN
Common Stock
2020-08-11$22.63/sh−31,598→ 83,077 total
Award
Gen Digital Inc.$GEN
Common Stock
2020-07-10+36,789→ 114,675 total

Companies

Recent Filings

Address

C/O TENABLE HOLDINGS, INC. 6100 MERRIWEATHER DRIVE

COLUMBIA, MD, 21044

View on SEC.gov