Insider · CIK 0001851363

Gayle Brian

Reports to the SEC for 1 company · TROY, MI

sec.gov

Transactions

Companies

Filings

CIK

0001851363

Forms 4 and 5

Insider transactions

43 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2025-03-26	Altair Engineering Inc.D Disposition to Issuer	Chief Accounting Officer	DDisposition to Issuer	−18K sh	$113.00	−$2.03M	0
2025-03-26	Altair Engineering Inc.Class A Common Stock OptionD Disposition to Issuer	Chief Accounting Officer	DDisposition to Issuer	−1,417 sh	$107.82	−$153K	0
2025-03-26	Altair Engineering Inc.Class A Common Stock OptionD Disposition to Issuer	Chief Accounting Officer	DDisposition to Issuer	−1,091 sh	$83.78	−$91.4K	0
2025-03-26	Altair Engineering Inc.Class A Common Stock OptionD Disposition to Issuer	Chief Accounting Officer	DDisposition to Issuer	−22.5K sh	$73.18	−$1.65M	0
2025-03-26	Altair Engineering Inc.Class A Common Stock OptionD Disposition to Issuer	Chief Accounting Officer	DDisposition to Issuer	−22.5K sh	$60.97	−$1.37M	0
2025-03-26	Altair Engineering Inc.Class A Common Stock OptionD Disposition to Issuer	Chief Accounting Officer	DDisposition to Issuer	−5,443 sh	$51.07	−$278K	0
2025-03-26	Altair Engineering Inc.Class A Common Stock OptionD Disposition to Issuer	Chief Accounting Officer	DDisposition to Issuer	−5,500 sh	$51.21	−$282K	0
2025-03-26	Altair Engineering Inc.Class A Common Stock OptionD Disposition to Issuer	Chief Accounting Officer	DDisposition to Issuer	−24K sh	$67.09	−$1.61M	0
2025-03-26	Altair Engineering Inc.Class A Common Stock OptionD Disposition to Issuer	Chief Accounting Officer	DDisposition to Issuer	−7,750 sh	$47.81	−$371K	0
2025-03-26	Altair Engineering Inc.Class A Common Stock OptionD Disposition to Issuer	Chief Accounting Officer	DDisposition to Issuer	−3,203 sh	$33.97	−$109K	0
2025-03-17	Altair Engineering Inc.S Sale	Chief Accounting Officer	SSale	−182 sh	$111.30	−$20.3K	18,008
2025-03-03	Altair Engineering Inc.S Sale	Chief Accounting Officer	SSale	−184 sh	$111.45	−$20.5K	18,190
2025-02-26	Altair Engineering Inc.S Sale	Chief Accounting Officer	SSale	−137 sh	$111.53	−$15.3K	18,374
2025-02-12	Altair Engineering Inc.A Award	Chief Accounting Officer	AAward	+1,798 sh	—	—	18,511
2025-01-14	Altair Engineering Inc.A Award	Chief Accounting Officer	AAward	+73 sh	$82.42	+$6,016.66	16,713
2024-07-12	Altair Engineering Inc.A Award	Chief Accounting Officer	AAward	+83 sh	$71.68	+$5,949.44	16,640
2024-06-13	Altair Engineering Inc.S Sale	Chief Accounting Officer	SSale	−1,866 sh	$96.57	−$180K	16,557
2024-05-17	Altair Engineering Inc.S Sale	Chief Accounting Officer	SSale	−773 sh	$90.10	−$69.6K	18,423
2024-05-08	Altair Engineering Inc.S Sale	Chief Accounting Officer	SSale	−173 sh	$84.38	−$14.6K	19,196
2024-03-17	Altair Engineering Inc.A Award	Chief Accounting Officer	AAward	+1,281 sh	—	—	19,369
2024-03-17	Altair Engineering Inc.Stock Option (Right to Buy)A Award	Chief Accounting Officer	AAward	+3,203 sh	—	—	3,203
2024-03-04	Altair Engineering Inc.S Sale	Chief Accounting Officer	SSale	−193 sh	$85.32	−$16.5K	18,088
2024-02-28	Altair Engineering Inc.S Sale	Chief Accounting Officer	SSale	−138 sh	$83.65	−$11.5K	18,281
2024-01-12	Altair Engineering Inc.A Award	Chief Accounting Officer	AAward	+94 sh	$63.92	+$6,008.48	18,419
2023-07-14	Altair Engineering Inc.A Award	Chief Accounting Officer	AAward	+140 sh	$42.65	+$5,971	18,325
2023-03-17	Altair Engineering Inc.S Sale	Chief Accounting Officer	SSale	−79 sh	$68.11	−$5,380.69	18,185
2023-03-16	Altair Engineering Inc.S Sale	Chief Accounting Officer	SSale	−297 sh	$64.97	−$19.3K	18,264
2023-03-02	Altair Engineering Inc.A Award	Chief Accounting Officer	AAward	+2,583 sh	—	—	18,561
2023-03-02	Altair Engineering Inc.Stock Option (Right to Buy)A Award	Chief Accounting Officer	AAward	+7,750 sh	—	—	7,750
2023-03-01	Altair Engineering Inc.S Sale	Chief Accounting Officer	SSale	−157 sh	$63.84	−$10K	15,978
2023-02-28	Altair Engineering Inc.S Sale	Chief Accounting Officer	SSale	−1,047 sh	$64.49	−$67.5K	16,244
2023-02-28	Altair Engineering Inc.S Sale	Chief Accounting Officer	SSale	−109 sh	$64.56	−$7,037.258	16,135
2023-01-14	Altair Engineering Inc.A Award	Chief Accounting Officer	AAward	+142 sh	$42.31	+$6,008.02	17,291
2022-12-15	Altair Engineering Inc.Stock Option (Right to Buy)A Award	Chief Accounting Officer	AAward	+24K sh	—	—	24,000
2022-07-14	Altair Engineering Inc.A Award	Chief Accounting Officer	AAward	+145 sh	$41.68	+$6,043.6	17,149
2022-03-17	Altair Engineering Inc.S Sale	Chief Accounting Officer	SSale	−77 sh	$61.13	−$4,707.01	17,004
2022-03-16	Altair Engineering Inc.S Sale	Chief Accounting Officer	SSale	−319 sh	$58.48	−$18.7K	17,086
2022-03-16	Altair Engineering Inc.S Sale	Chief Accounting Officer	SSale	−5 sh	$59.98	−$299.92	17,081
2022-03-07	Altair Engineering Inc.S Sale	Chief Accounting Officer	SSale	−91 sh	$64.55	−$5,874.05	15,572
2022-02-15	Altair Engineering Inc.A Award	Chief Accounting Officer	AAward	+1,833 sh	—	—	17,405
2022-02-15	Altair Engineering Inc.Stock Option (Right to Buy)A Award	Chief Accounting Officer	AAward	+5,500 sh	—	—	5,500
2022-01-14	Altair Engineering Inc.A Award	Chief Accounting Officer	AAward	+109 sh	$54.57	+$5,948.13	15,663
2021-03-17	Altair Engineering Inc.S Sale	Chief Accounting Officer	SSale	−95 sh	$59.58	−$5,660.385	15,554

Recent filings

Accepted (ET)
Mar 264
Gayle Brian0000950170-25-045390
SEC(opens sec.gov)
Mar 194
Gayle Brian0001127602-25-009925
SEC(opens sec.gov)
Mar 54
Gayle Brian0001127602-25-008209
SEC(opens sec.gov)
Feb 274
Gayle Brian0001127602-25-007089
SEC(opens sec.gov)
Feb 144
Gayle Brian0001127602-25-004803
SEC(opens sec.gov)
Jan 164
Gayle Brian0001127602-25-001275
SEC(opens sec.gov)
Jul 164
Gayle Brian0001127602-24-020476
SEC(opens sec.gov)
Jun 144
Gayle Brian0001127602-24-018645
SEC(opens sec.gov)
May 204
Gayle Brian0001127602-24-015958
SEC(opens sec.gov)
May 104
Gayle Brian0001127602-24-014891
SEC(opens sec.gov)
Mar 194
Gayle Brian0001127602-24-010542
SEC(opens sec.gov)

Companies

Altair Engineering Inc.Chief Accounting Officer

Address

C/O ALTAIR ENGINEERING INC. 1820 E. BIG BEAVER RD.

TROY, MI, 48083