Karber Michael J.

Insider

General Counsel and Secretary

Trades at: GPMT

30D 90D 1Y

No open-market buys or sells in this period. The transactions below are grants, option exercises and gifts, which carry no market price.

Trading track record · all companies

Running net of open-market buys − sells across every company. Tap the line or a marker for details. ▲ buy · ▼ sell.

Transactions · 365d

Open-market Buys Sells All types

No open-market buys or sells in this period — showing all activity (grants, exercises & gifts).

GPMT Exercise·M
Mar 15, 26

General Counsel and Secretary

$0

19.2K sh

Own New
GPMT Exercise·M
Mar 15, 26

General Counsel and Secretary

—

19.2K sh

Own +17%
GPMT Other·F
Mar 15, 26

General Counsel and Secretary

$14.8K

9.5K sh · $1.57

Own -7%
GPMT Grant·A
Mar 5, 26

General Counsel and Secretary

$0

73.3K sh

Own New
GPMT Grant·A
Mar 5, 26

General Counsel and Secretary

$0

3.5K sh

Own +3%
GPMT Other·F
Mar 5, 26

General Counsel and Secretary

$2.9K

1.7K sh · $1.75

Own -1%
GPMT Exercise·M
Mar 1, 26

General Counsel and Secretary

$0

60.2K sh · 3 lots

Own New
GPMT Other·F
Mar 1, 26

General Counsel and Secretary

$56.9K

32.7K sh · $1.74 avg · 2 lots

Own -23%
GPMT Exercise·M
Mar 1, 26

General Counsel and Secretary

—

60.2K sh · 3 lots

Own +94%
GPMT Exercise·M
Dec 31, 25

General Counsel and Secretary

$0

32.5K sh

Own New
GPMT Other·F
Dec 31, 25

General Counsel and Secretary

$38.6K

16.0K sh · $2.41

Own -16%
GPMT Exercise·M
Dec 31, 25

General Counsel and Secretary

—

32.5K sh

Own +48%

Date▾	Ticker	Role	Type	Shares	Own Δ	Price	Value
Mar 15, 2026	GPMT	General Counsel and Secretary	Exercise M	19.2K	New	—	$0
Mar 15, 2026	GPMT	General Counsel and Secretary	Exercise M	19.2K	+17%	—	—
Mar 15, 2026	GPMT	General Counsel and Secretary	Other F	9.5K	-7%	$1.57	$14.8K
Mar 5, 2026	GPMT	General Counsel and Secretary	Grant A	73.3K	New	—	$0
Mar 5, 2026	GPMT	General Counsel and Secretary	Grant A	3.5K	+3%	—	$0
Mar 5, 2026	GPMT	General Counsel and Secretary	Other F	1.7K	-1%	$1.75	$2.9K
Mar 1, 2026	GPMT	General Counsel and Secretary	Exercise M	60.2K3 lots	New	—	$0
Mar 1, 2026	GPMT	General Counsel and Secretary	Other F	32.7K2 lots	-23%	$1.74 avg	$56.9K
Mar 1, 2026	GPMT	General Counsel and Secretary	Exercise M	60.2K3 lots	+94%	—	—
Dec 31, 2025	GPMT	General Counsel and Secretary	Exercise M	32.5K	New	—	$0
Dec 31, 2025	GPMT	General Counsel and Secretary	Other F	16.0K	-16%	$2.41	$38.6K
Dec 31, 2025	GPMT	General Counsel and Secretary	Exercise M	32.5K	+48%	—	—

Buy Sell Non-market (grant · exercise · gift)

About Karber Michael J.

This profile aggregates every SEC Form 4 insider transaction reported by Karber Michael J. across all companies they trade. Open-market purchases (code P) and sales (code S) are the highest-signal, discretionary trades; grants (A), option exercises (M) and gifts (G) reflect compensation rather than conviction and carry no market price. Figures cover the selected period and update as new filings are ingested.