Mark Christopher Capone

CIK: 0001352413

Transaction Breakdown

Open Market Buys (P)1 (14.3%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)2 (28.6%)

Derivative conversions

Awards (A)4 (57.1%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

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

Companies & Roles (2)

MLAB

MESA LABORATORIES INC /CO/

Director

SERA

SERA PROGNOSTICS, INC.

Director

Discretionary Trading P&L

Holdings

Transaction History (7 total)

MLAB
MESA LABORATORIES INC /CO/
Sep 9, 2026
Award(A)
Restricted Stock Units - 4
Direct
2.4K shares-
MLAB
MESA LABORATORIES INC /CO/
Aug 15, 2026
Exercise(M)
Direct
2.8K shares-
SERA
SERA PROGNOSTICS, INC.
Jul 10, 2026
Award(A)
Direct
42.4K shares-
SERA
SERA PROGNOSTICS, INC.
Jul 10, 2026
Award(A)
Direct
2K shares-
MLAB
MESA LABORATORIES INC /CO/
Mar 10, 2026
Purchase(P)
Direct
1.3K shares at avg. $76.35$99K
MLAB
MESA LABORATORIES INC /CO/
Aug 15, 2025
Award(A)
Restricted Stock Units - 3
Direct
2.8K shares-
MLAB
MESA LABORATORIES INC /CO/
Aug 15, 2025
Exercise(M)
Direct
1.4K shares-

		Type	Shares	Price		Ownership
Sep 9, 2026	MLAB MESA LABORATORIES INC /CO/	Award(A) Restricted Stock Units - 4	2,423	-	-	Direct
Aug 15, 2026	MLAB MESA LABORATORIES INC /CO/	Exercise(M)	2,784	-	$0	Direct
Jul 10, 2026	SERA SERA PROGNOSTICS, INC.	Award(A)	42,404	-	$0	Direct
Jul 10, 2026	SERA SERA PROGNOSTICS, INC.	Award(A)	1,975	-	$0	Direct
Mar 10, 2026	MLAB MESA LABORATORIES INC /CO/	Purchase(P)	1,301	$76.35	$99,331	Direct
Aug 15, 2025	MLAB MESA LABORATORIES INC /CO/	Award(A) Restricted Stock Units - 3	2,784	-	-	Direct
Aug 15, 2025	MLAB MESA LABORATORIES INC /CO/	Exercise(M)	1,404	-	-	Direct

1-7 of 7 transactions

About Capone Mark Christopher

Capone Mark Christopher (SEC CIK 0001352413) files insider reports with the SEC as Director of MESA LABORATORIES INC /CO/ (MLAB) and Director of SERA PROGNOSTICS, INC. (SERA).

Signal8 holds 6 ownership filings by Capone Mark Christopher (1 Form 3, 5 Form 4), filed between Aug 18, 2025 and Sep 11, 2026. Those filings report 7 transactions, from Aug 15, 2025 to Sep 9, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Capone Mark Christopher's filings is in SALT LAKE CITY, UT.

Recent filings by Capone Mark Christopher

Sep 9, 2026: Grant or award of MLAB derivative securities (Form 4, code A).
Aug 15, 2026: Option exercise of MLAB shares (Form 4, code M).
Jul 10, 2026: Grants or awards of SERA shares (2 lines, Form 4, code A).
Mar 10, 2026: Open-market purchase of MLAB shares (Form 4, code P).
Aug 15, 2025: Grant or award of MLAB derivative securities (Form 4, code A).

Other insiders filing for MESA LABORATORIES INC /CO/ (MLAB)

Sullivan John James, Director
Ladiwala Shiraz Shabanali, Director
Alltoft Jennifer Sadie, Director
Hall Shannon, Director
Tripeny R Tony, Director
Kadia Siddhartha, President and CEO

How to read Form 4 transaction codes