Mark Christianson

CIK: 0001709738

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)12 (44.4%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)2 (7.4%)

Compensation grants

Other (G, F, J, C, D, …)13 (48.1%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

NMTC

NEUROONE MEDICAL TECHNOLOGIES Corp

Officer

Discretionary Trading P&L

Holdings

Transaction History (27 total)

NMTC
NEUROONE MEDICAL TECHNOLOGIES Corp
Aug 28, 2026
Award(A)
Option to Purchase Common Stock
Direct
12.5K shares-
NMTC
NEUROONE MEDICAL TECHNOLOGIES Corp
Jun 30, 2026
Sale(S)
Direct
10K shares at avg. $3.18$32K
NMTC
NEUROONE MEDICAL TECHNOLOGIES Corp
Mar 31, 2026
Tax Payment(F)
Direct
253 shares at avg. $0.78$196.581
NMTC
NEUROONE MEDICAL TECHNOLOGIES Corp
Mar 30, 2026
Sale(S)
Direct
15.4K shares at avg. $0.74$11K
NMTC
NEUROONE MEDICAL TECHNOLOGIES Corp
Mar 13, 2026
Sale(S)
Direct
100 shares at avg. $0.80$80
NMTC
NEUROONE MEDICAL TECHNOLOGIES Corp
Mar 12, 2026
Sale(S)
Direct
817 shares at avg. $0.80$653.6
NMTC
NEUROONE MEDICAL TECHNOLOGIES Corp
Mar 11, 2026
Sale(S)
Direct
2.1K shares at avg. $0.80$2K
NMTC
NEUROONE MEDICAL TECHNOLOGIES Corp
Mar 10, 2026
Sale(S)
Direct
11.6K shares at avg. $0.80$9K
NMTC
NEUROONE MEDICAL TECHNOLOGIES Corp
Feb 18, 2026
Tax Payment(F)
Direct
1.8K shares at avg. $0.68$1K
NMTC
NEUROONE MEDICAL TECHNOLOGIES Corp
Dec 31, 2025
Tax Payment(F)
Direct
253 shares at avg. $0.76$191.774
NMTC
NEUROONE MEDICAL TECHNOLOGIES Corp
Sep 30, 2025
Tax Payment(F)
Direct
253 shares at avg. $0.89$224.816
NMTC
NEUROONE MEDICAL TECHNOLOGIES Corp
Sep 5, 2025
Sale(S)
Direct
30K shares at avg. $0.74$22K
NMTC
NEUROONE MEDICAL TECHNOLOGIES Corp
Jun 30, 2025
Tax Payment(F)
Direct
253 shares at avg. $0.68$171.534
NMTC
NEUROONE MEDICAL TECHNOLOGIES Corp
Jun 4, 2025
Sale(S)
Direct
10K shares at avg. $0.58$6K
NMTC
NEUROONE MEDICAL TECHNOLOGIES Corp
May 22, 2025
Sale(S)
Direct
9K shares at avg. $0.62$6K
NMTC
NEUROONE MEDICAL TECHNOLOGIES Corp
May 21, 2025
Sale(S)
Direct
14 shares at avg. $0.65$9.1
NMTC
NEUROONE MEDICAL TECHNOLOGIES Corp
May 20, 2025
Sale(S)
Direct
3K shares at avg. $0.66$2K
NMTC
NEUROONE MEDICAL TECHNOLOGIES Corp
May 19, 2025
Sale(S)
Direct
8K shares at avg. $0.67$5K
NMTC
NEUROONE MEDICAL TECHNOLOGIES Corp
Apr 17, 2025
Award(A)
Option to Purchase Common Stock
Direct
200K shares-
NMTC
NEUROONE MEDICAL TECHNOLOGIES Corp
Mar 31, 2025
Tax Payment(F)
Direct
253 shares at avg. $0.85$215.101
NMTC
NEUROONE MEDICAL TECHNOLOGIES Corp
Feb 18, 2025
Tax Payment(F)
Direct
1.8K shares at avg. $1.16$2K
NMTC
NEUROONE MEDICAL TECHNOLOGIES Corp
Jan 31, 2025
Tax Payment(F)
Direct
90 shares at avg. $1.15$103.5
NMTC
NEUROONE MEDICAL TECHNOLOGIES Corp
Dec 31, 2024
Tax Payment(F)
Direct
343 shares at avg. $0.83$283.318
NMTC
NEUROONE MEDICAL TECHNOLOGIES Corp
Nov 30, 2024
Tax Payment(F)
Direct
90 shares at avg. $0.62$56.079
NMTC
NEUROONE MEDICAL TECHNOLOGIES Corp
Oct 31, 2024
Tax Payment(F)
Direct
90 shares at avg. $0.97$87.3

		Type	Shares	Price		Ownership
Aug 28, 2026	NMTC NEUROONE MEDICAL TECHNOLOGIES Corp	Award(A) Option to Purchase Common Stock	12,500	-	-	Direct
Jun 30, 2026	NMTC NEUROONE MEDICAL TECHNOLOGIES Corp	Sale(S)	10,000	$3.18	$31,773	Direct
Mar 31, 2026	NMTC NEUROONE MEDICAL TECHNOLOGIES Corp	Tax Payment(F)	253	$0.78	$197	Direct
Mar 30, 2026	NMTC NEUROONE MEDICAL TECHNOLOGIES Corp	Sale(S)	15,363	$0.74	$11,369	Direct
Mar 13, 2026	NMTC NEUROONE MEDICAL TECHNOLOGIES Corp	Sale(S)	100	$0.80	$80	Direct
Mar 12, 2026	NMTC NEUROONE MEDICAL TECHNOLOGIES Corp	Sale(S)	817	$0.80	$654	Direct
Mar 11, 2026	NMTC NEUROONE MEDICAL TECHNOLOGIES Corp	Sale(S)	2,109	$0.80	$1,687	Direct
Mar 10, 2026	NMTC NEUROONE MEDICAL TECHNOLOGIES Corp	Sale(S)	11,611	$0.80	$9,289	Direct
Feb 18, 2026	NMTC NEUROONE MEDICAL TECHNOLOGIES Corp	Tax Payment(F)	1,812	$0.68	$1,232	Direct
Dec 31, 2025	NMTC NEUROONE MEDICAL TECHNOLOGIES Corp	Tax Payment(F)	253	$0.76	$192	Direct
Sep 30, 2025	NMTC NEUROONE MEDICAL TECHNOLOGIES Corp	Tax Payment(F)	253	$0.89	$225	Direct
Sep 5, 2025	NMTC NEUROONE MEDICAL TECHNOLOGIES Corp	Sale(S)	30,000	$0.74	$22,203	Direct
Jun 30, 2025	NMTC NEUROONE MEDICAL TECHNOLOGIES Corp	Tax Payment(F)	253	$0.68	$172	Direct
Jun 4, 2025	NMTC NEUROONE MEDICAL TECHNOLOGIES Corp	Sale(S)	10,000	$0.58	$5,804	Direct
May 22, 2025	NMTC NEUROONE MEDICAL TECHNOLOGIES Corp	Sale(S)	8,967	$0.62	$5,586	Direct
May 21, 2025	NMTC NEUROONE MEDICAL TECHNOLOGIES Corp	Sale(S)	14	$0.65	$9	Direct
May 20, 2025	NMTC NEUROONE MEDICAL TECHNOLOGIES Corp	Sale(S)	3,013	$0.66	$1,976	Direct
May 19, 2025	NMTC NEUROONE MEDICAL TECHNOLOGIES Corp	Sale(S)	8,006	$0.67	$5,330	Direct
Apr 17, 2025	NMTC NEUROONE MEDICAL TECHNOLOGIES Corp	Award(A) Option to Purchase Common Stock	200,000	-	-	Direct
Mar 31, 2025	NMTC NEUROONE MEDICAL TECHNOLOGIES Corp	Tax Payment(F)	253	$0.85	$215	Direct
Feb 18, 2025	NMTC NEUROONE MEDICAL TECHNOLOGIES Corp	Tax Payment(F)	1,812	$1.16	$2,102	Direct
Jan 31, 2025	NMTC NEUROONE MEDICAL TECHNOLOGIES Corp	Tax Payment(F)	90	$1.15	$103	Direct
Dec 31, 2024	NMTC NEUROONE MEDICAL TECHNOLOGIES Corp	Tax Payment(F)	343	$0.83	$283	Direct
Nov 30, 2024	NMTC NEUROONE MEDICAL TECHNOLOGIES Corp	Tax Payment(F)	90	$0.62	$56	Direct
Oct 31, 2024	NMTC NEUROONE MEDICAL TECHNOLOGIES Corp	Tax Payment(F)	90	$0.97	$87	Direct

1-25 of 27 transactions

About Christianson Mark

Christianson Mark (SEC CIK 0001709738) files insider reports with the SEC as Market Development Director of NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC).

Signal8 holds 22 ownership filings by Christianson Mark, all Form 4s, filed between Sep 4, 2024 and Aug 28, 2026. Those filings report 27 transactions, from Aug 31, 2024 to Aug 28, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Christianson Mark's filings is in EDEN PRAIRIE, MN.

Recent filings by Christianson Mark

Aug 28, 2026: Grant or award of NMTC derivative securities (Form 4, code A).
Jun 30, 2026: Open-market sale of NMTC shares (Form 4, code S).
Mar 31, 2026: Tax withholding of NMTC shares (Form 4, code F).
Mar 30, 2026: Open-market sale of NMTC shares (Form 4, code S).
Mar 13, 2026: Open-market sale of NMTC shares (Form 4, code S).

Other insiders filing for NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC)

Wambeke David J., Chief Business Officer
Johns Emily J., Chief Administrative Officer
Volker Christopher, Chief Financial Officer
Mertens Steve, Chief Technology Officer
Rosa David A, CEO & President
Pratt Brian, 10% Owner

How to read Form 4 transaction codes