Matthew Scott Harris Net Worth - Insider Trades and Bio as of Jun 30, 2026

ALTAltimmune, Inc.SEC CIK: 0001787762

Estimated Net Worth

$577 Thousand211.0%vs Last Year

Last Updated: May 18, 2026 11:27 PM EST

Transaction Summary

Total Transactions23

Buy-Sell Ratio0.50

Buy Transactions1

Sell Transactions2

Transaction Volume

Total Volume-$165.99K

Net Volume$250.39K

Buy Volume$42.20K

Sell Volume-$208.19K

Trade Analysis

AVG Trade Size-$13.35K

Largest Trade$42.20K

Most Active MonthFeb

Most Active Year2023

Trading Sentiment

OverallBullish

Recent TradeNeutral

Last 90 Days0 Trades

ConvictionNone

Net Worth & Trading Activity Over Time

Monthly Trading Pattern

Past Insider Trading and Trends

Matthew Scott Harris does not have any significant net worth to report based on the numbers we have. This is based on reported shares in Altimmune, Inc..

2023 was Matthew Scott Harris's most active year for acquiring shares with 7 total transactions. Matthew Scott Harris's most active month to acquire stocks was the month of December. 2024 was Matthew Scott Harris's most active year for disposing of shares, totalling 6 transactions. Matthew Scott Harris's most active month to dispose stocks was the month of January. 2022 saw Matthew Scott Harris paying a total of $77,368.36 for 161,742 shares, this is the most they've acquired in one year. In 2022 Matthew Scott Harris cashed out on 68,349 shares for a total of $243,020.34, their largest year based on trade value.

Holdings & Transactions

ALTaltimmune, inc.

Chief Medical Officer Officer

Updated: Aug 04, 2025VIEW QUOTE

Form Type	Δ Own, %	Traded Shares	Price	Size, $	Filing Date	Own, %	Type	Scheduled	Trade Dates	SEC Filing
From 4	0.14	2.02K	$3.14	$6.34K	Aug 04, 2025	83.87K	Grant	—	Jul 31	View
From 4	-0.83	67.79K	—	—	Mar 11, 2025	81.86K	Grant	—	Mar 07	View
From 4	0.59	40.35K	$5.98	-$44.33K	Feb 03, 2025	108.18K	Options	—	Jan 30 - 02	View
From 4	3.22	271.21K	$6.98	-$34.86K	Jan 28, 2025	355.53K	Options	—	Jan 25 - 27	View
From 4	0.03	1.49K	$5.41	$8.04K	Aug 01, 2024	55.12K	Grant	—	Jul 31	View
From 4	-0.05	4.13K	$9.56	-$39.53K	Feb 05, 2024	75.35K	Options	—	Feb 01 - 02	View
From 4	0.01	548.00	$6.25	-$17.79K	Feb 01, 2024	71.65K	Options	—	Jan 30 - 31	View
From 4	—	221.60K	—	—	Jan 29, 2024	221.60K	Grant	—	Jan 25	View
From 4	0.02	691.00	$2.81	$1.94K	Aug 02, 2023	34.00K	Grant	—	Jul 31	View
From 4	0.43	10.00K	$4.22	$42.20K	Mar 23, 2023	33.31K	Purchase	—	Mar 23	View
From 4	-0.05	2.36K	$15.04	-$35.55K	Feb 06, 2023	46.64K	Options	—	Feb 02	View
From 4	-0.03	887.00	$12.00	-$16.85K	Feb 02, 2023	30.23K	Options	—	Jan 31 - 01	View
From 4	—	142.10K	—	—	Feb 01, 2023	142.10K	Grant	—	Jan 30	View
From 4	0.09	1.08K	$6.86	$7.38K	Aug 03, 2022	12.62K	Grant	—	Jul 31	View
From 4	-0.41	30.00K	$4.72	-$167.96K	Mar 02, 2022	42.95K	Sale	Scheduled	Feb 28	View
From 4	4.02	122.32K	$7.42	-$5.07K	Feb 03, 2022	152.74K	Options	—	Jan 31 - 02	View
From 4	0.14	725.00	$7.71	$5.59K	Aug 06, 2021	5.76K	Grant	—	Jul 31	View
From 4	28.42	115.63K	$12.14	$11.75K	Feb 03, 2021	119.70K	Grant	—	Jan 31 - 01	View
From 4	-0.50	4.01K	$10.02	-$40.23K	Nov 13, 2020	4.07K	Sale	Scheduled	Nov 12	View
From 4	—	8.08K	$1.46	$11.80K	Aug 04, 2020	8.08K	Grant	—	Jul 31	View
From 4	—	61.40K	—	—	Jan 03, 2020	61.40K	Grant	—	Jan 02	View
From 4	—	107.00K	—	—	Sep 11, 2019	107.00K	Grant	—	Sep 09	View
From 3	—	—	—	—	Sep 11, 2019	—	—	—	—	View

Benzinga

Benzinga

Net Worth & Trading Activity Over Time

Monthly Trading Pattern

Past Insider Trading and Trends

Holdings & Transactions