ForgePoint Cybersecurity GP-I, LLC - 10 Sep 2021 Form 4 Insider Report for IronNet, Inc.

Footnote F1

Each of ForgePoint Cyber Affiliates Fund I, L.P., ForgePoint Cyber Co-Investors I, L.P., ForgePoint Cyber Co-Investors I-B, L.P., ForgePoint Cyber Co-Investors I-C, L.P., ForgePoint Cyber Co-Investors I-E, L.P. and ForgePoint Cybersecurity Fund I, L.P. (collectively, the "Funds") became entitled to receive the reported shares pursuant to the Agreement and Plan of Reorganization and Merger, dated as of March 15, 2021, as amended by Amendment No. 1 to Agreement and Plan of Reorganization and Merger, dated as of August 6, 2021 (the "Merger Agreement"), by and among LGL Systems Acquisition Corp., LGL Systems Merger Sub Inc., a Delaware corporation and wholly owned subsidiary of LGL, and IronNet Cybersecurity, Inc., a Delaware corporation (the "Business Combination").

Footnote F2

The Merger Agreement provided that the Funds would receive additional shares of the Issuer's common stock, for no additional consideration, if the volume-weighted average closing sale price of one share of the Issuer's common stock was equal to or greater than $13.00 for any ten consecutive trading days occurring after the closing date of the Business Combination. The 10-trading day period during which the volume-weighted average closing sale price was equal to or greater than $13.00 per share ended on September 10, 2021. Therefore, the Funds' right to receive the reported shares became fixed and irrevocable as of that date, in exchange for the Funds' securities of IronNet Cybersecurity, Inc. surrendered at the time of the Business Combination.

Footnote F3

Shares are held by ForgePoint Cyber Affiliates Fund I, L.P. ("Cyber Affiliates"). ForgePoint Cybersecurity GP-I, LLC ("Cybersecurity GP") is the general partner of Cyber Affiliates and may be deemed to beneficially own the shares held by Cyber Affiliates. Donald Dixon ("Dixon") and Alberto Yepez ("Yepez") are managingmembers of Cybersecurity GP, and may be deemed to share voting and investment power over the shares held by Cyber Affiliates. Each of Cybersecurity GP and Yepez disclaims beneficial ownership in these shares except to the extent of its or his respective pecuniary interest therein. Dixon is a director of the issuer and files separate Section 16 reports.

Footnote F4

Shares are held by ForgePoint Cyber Co-Investors I, L.P. ("Co-Investors I"). Cybersecurity GP is the general partner of Co-Investors I and may be deemed to beneficially own the shares held by Co-Investors I. Dixon and Yepez are managing members of Cybersecurity GP, and may be deemed to share voting and investment power over the shares held by Co-Investors I. Each of Cybersecurity GP and Yepez disclaims beneficial ownership in these shares except to the extent of its or his respective pecuniary interest therein. Dixon is a director of the issuer and files separate Section 16 reports.

Footnote F5

Shares are held by ForgePoint Cyber Co-Investors I-B, L.P. ("Co-Investors I-B"). Cybersecurity GP is the general partner of Co-Investors I-B and may be deemed to beneficially own the shares held by Co-Investors I-B. Dixon and Yepez are managing members of Cybersecurity GP, and may be deemed to share voting and investment power over the shares held by Co-Investors I-B. Each of Cybersecurity GP and Yepez disclaims beneficial ownership in these shares except to the extent of its or his respective pecuniary interest therein. Dixon is a director of the issuer and files separate Section 16 reports.

Footnote F6

Shares are held by ForgePoint Cyber Co-Investors I-C, L.P. ("Co-Investors I-C"). Cybersecurity GP is the general partner of Co-Investors I-C and may be deemed to beneficially own the shares held by Co-Investors I-C. Dixon and Yepez are managing members of Cybersecurity GP, and may be deemed to share voting and investment power over the shares held by Co-Investors I-C. Each of Cybersecurity GP and Yepez disclaims beneficial ownership in these shares except to the extent of its or his respective pecuniary interest therein. Dixon is a director of the issuer and files separate Section 16 reports.

Footnote F7

Shares are held by ForgePoint Cyber Co-Investors I-E, L.P. ("Co-Investors I-E"). Cybersecurity GP is the general partner of Co-Investors I-E and may be deemed to beneficially own the shares held by Co-Investors I-E. Dixon and Yepez are managing members of Cybersecurity GP, and may be deemed to share voting and investment power over the shares held by Co-Investors I-E. Each of Cybersecurity GP and Yepez disclaims beneficial ownership in these shares except to the extent of its or his respective pecuniary interest therein. Dixon is a director of the issuer and files separate Section 16 reports.

Footnote F8

Shares are held by ForgePoint Cybersecurity Fund I, L.P. ("Cybersecurity LP"). Cybersecurity GP is the general partner of Cybersecurity LP and may be deemed to beneficially own the shares held by Cybersecurity LP. Dixon and Yepez are managing members of Cybersecurity GP, and may be deemed to share voting and investment power over the shares held by Cybersecurity LP. Each of Cybersecurity GP and Yepez disclaims beneficial ownership in these shares except to the extent of its or his respective pecuniary interest therein. Dixon is a director of the issuer and files separate Section 16 reports.