Grinberg Paul

Director at Axos Financial, Inc. · on record since Jul 25, 2006
Director at ENCORE CAPITAL GROUP INC · on record since May 21, 2007
10% owner at Mountain Lake Acquisition Corp. · on record since Dec 12, 2024
10% owner at Mountain Lake Acquisition Corp. II · on record since Jan 30, 2026
Director at Mountain Lake Acquisition Corp. II · on record since Mar 18, 2026
CEO at Mountain Lake Acquisition Corp. II · on record since Jan 30, 2026
Director at CoinShares PLC · on record since Apr 10, 2026
Director at Mountain Lake Acquisition Corp. · on record since Jun 4, 2026
Chief Executive Officer at Mountain Lake Acquisition Corp. · on record since Jun 4, 2026
Director at RMG ML Sports Holdings · on record since Jun 9, 2026
Director at Avalanche Treasury Corp · on record since Jun 11, 2026
Director at ARCHIPELAGO HOLDINGS INC · on record since Aug 27, 2019
Director at Social Leverage Acquisition Corp I · on record since Feb 11, 2021
COB of Directors at Social Leverage Acquisition Corp I · on record since Feb 11, 2021
Executive VP, CFO & Treasurer at ENCORE CAPITAL GROUP INC · on record since Nov 3, 2005

Insider trading activity of Grinberg Paul

Transactions on record: 331; since Oct 6, 2004

Open-market buys: 9; $502.7K

Open-market sells: 57; $23.8M

Companies traded: 5; last filing Aug 31, 2026

Figures computed from official regulatory filings — .

Companies where Grinberg Paul has traded

Avalanche Treasury Corp2 tx · Aug 31, 2026
Mountain Lake Acquisition Corp.7 tx · Jun 15, 2026
70 tx · $17.5M · Nov 18, 2025
150 tx · $23M · Jan 3, 2019
102 tx · $8.6M · Sep 7, 2018

Track record of Grinberg Paul

Statistical track record

Free account

Open-market buys: 13

Last buy: Dec 16, 2024

Win rates, median returns and the proven-insider analysis come with a free account.

Transaction history of Grinberg Paul

Co-insiders of Grinberg Paul

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Avalanche Treasury CorpListing unverified	Aug 31, 2026	AwardD (derivative)	26,908	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Avalanche Treasury CorpListing unverified	Aug 31, 2026	AwardD (derivative)	66,363	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Mountain Lake Acquisition Corp.Listing unverified	Jun 15, 2026	Other	-478,010	—	n/a (No price was disclosed in the filing)		SEC
Mountain Lake Acquisition Corp.Listing unverified	Jun 15, 2026	ExerciseD (derivative)	-478,010	—	n/a (No price was disclosed in the filing)		SEC
Mountain Lake Acquisition Corp.Listing unverified	Jun 4, 2026	OtherD (derivative)	478,010	—	n/a (No price was disclosed in the filing)		SEC
ARCHIPELAGO HOLDINGS INCListing unverified	Nov 18, 2025	ExerciseD (derivative)	-12,865	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ARCHIPELAGO HOLDINGS INCListing unverified	Nov 18, 2025	AwardD (derivative)	10,845	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ARCHIPELAGO HOLDINGS INCListing unverified	Nov 18, 2025	Other	-6,432	79.12 USD	$508.9K	Unusual size	SEC
ARCHIPELAGO HOLDINGS INCListing unverified	Nov 18, 2025	Exercise	12,865	79.12 USD	$1M	Unusual size	SEC
ARCHIPELAGO HOLDINGS INCListing unverified	May 7, 2025	Sell	-30,000	68.09 USD	$2M	Unusual size	SEC
Mountain Lake Acquisition Corp.Listing unverified	Dec 16, 2024	OtherD (derivative)	-65,968	—	n/a (No price was disclosed in the filing)		SEC
Mountain Lake Acquisition Corp.Listing unverified	Dec 16, 2024	AwardD (derivative)	65,968	—	n/a (No price was disclosed in the filing)		SEC
Mountain Lake Acquisition Corp.Listing unverified	Dec 16, 2024	BuyD (derivative)	12,500	—	n/a (No price was disclosed in the filing)	ClusterFirst in 12mo	SEC
Mountain Lake Acquisition Corp.Listing unverified	Dec 16, 2024	Buy	12,500	—	n/a (No price was disclosed in the filing)	conv 87ClusterFirst in 12mo	SEC
ARCHIPELAGO HOLDINGS INCListing unverified	Nov 15, 2024	AwardD (derivative)	12,865	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ARCHIPELAGO HOLDINGS INCListing unverified	Sep 4, 2024	Exercise	6,050	69.43 USD	$420.1K		SEC
ARCHIPELAGO HOLDINGS INCListing unverified	Sep 4, 2024	ExerciseD (derivative)	-18,150	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ARCHIPELAGO HOLDINGS INCListing unverified	Sep 4, 2024	Other	-3,024	69.43 USD	$210K		SEC
ARCHIPELAGO HOLDINGS INCListing unverified	Sep 4, 2024	Other	-9,075	69.43 USD	$630.1K	Unusual size	SEC
ARCHIPELAGO HOLDINGS INCListing unverified	Sep 4, 2024	ExerciseD (derivative)	-6,050	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ARCHIPELAGO HOLDINGS INCListing unverified	Sep 4, 2024	Exercise	18,150	69.43 USD	$1.3M	Unusual size	SEC
ARCHIPELAGO HOLDINGS INCListing unverified	Sep 22, 2023	Exercise	7,400	43.09 USD	$318.9K		SEC
ARCHIPELAGO HOLDINGS INCListing unverified	Sep 22, 2023	Other	-3,699	43.09 USD	$159.4K		SEC
ARCHIPELAGO HOLDINGS INCListing unverified	Sep 22, 2023	Exercise	6,050	43.09 USD	$260.7K		SEC
ARCHIPELAGO HOLDINGS INCListing unverified	Sep 22, 2023	Other	-3,024	43.09 USD	$130.3K		SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Avalanche Treasury CorpListing unverified	Aug 31, 2026	AwardD (derivative)	26,908	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Avalanche Treasury CorpListing unverified	Aug 31, 2026	AwardD (derivative)	66,363	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Mountain Lake Acquisition Corp.Listing unverified	Jun 15, 2026	Other	-478,010	—	n/a (No price was disclosed in the filing)		SEC
Mountain Lake Acquisition Corp.Listing unverified	Jun 15, 2026	ExerciseD (derivative)	-478,010	—	n/a (No price was disclosed in the filing)		SEC
Mountain Lake Acquisition Corp.Listing unverified	Jun 4, 2026	OtherD (derivative)	478,010	—	n/a (No price was disclosed in the filing)		SEC
ARCHIPELAGO HOLDINGS INCListing unverified	Nov 18, 2025	ExerciseD (derivative)	-12,865	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ARCHIPELAGO HOLDINGS INCListing unverified	Nov 18, 2025	AwardD (derivative)	10,845	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ARCHIPELAGO HOLDINGS INCListing unverified	Nov 18, 2025	Other	-6,432	79.12 USD	$508.9K	Unusual size	SEC
ARCHIPELAGO HOLDINGS INCListing unverified	Nov 18, 2025	Exercise	12,865	79.12 USD	$1M	Unusual size	SEC
ARCHIPELAGO HOLDINGS INCListing unverified	May 7, 2025	Sell	-30,000	68.09 USD	$2M	Unusual size	SEC
Mountain Lake Acquisition Corp.Listing unverified	Dec 16, 2024	OtherD (derivative)	-65,968	—	n/a (No price was disclosed in the filing)		SEC
Mountain Lake Acquisition Corp.Listing unverified	Dec 16, 2024	AwardD (derivative)	65,968	—	n/a (No price was disclosed in the filing)		SEC
Mountain Lake Acquisition Corp.Listing unverified	Dec 16, 2024	BuyD (derivative)	12,500	—	n/a (No price was disclosed in the filing)	ClusterFirst in 12mo	SEC
Mountain Lake Acquisition Corp.Listing unverified	Dec 16, 2024	Buy	12,500	—	n/a (No price was disclosed in the filing)	conv 87ClusterFirst in 12mo	SEC
ARCHIPELAGO HOLDINGS INCListing unverified	Nov 15, 2024	AwardD (derivative)	12,865	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ARCHIPELAGO HOLDINGS INCListing unverified	Sep 4, 2024	Exercise	6,050	69.43 USD	$420.1K		SEC
ARCHIPELAGO HOLDINGS INCListing unverified	Sep 4, 2024	ExerciseD (derivative)	-18,150	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ARCHIPELAGO HOLDINGS INCListing unverified	Sep 4, 2024	Other	-3,024	69.43 USD	$210K		SEC
ARCHIPELAGO HOLDINGS INCListing unverified	Sep 4, 2024	Other	-9,075	69.43 USD	$630.1K	Unusual size	SEC
ARCHIPELAGO HOLDINGS INCListing unverified	Sep 4, 2024	ExerciseD (derivative)	-6,050	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ARCHIPELAGO HOLDINGS INCListing unverified	Sep 4, 2024	Exercise	18,150	69.43 USD	$1.3M	Unusual size	SEC
ARCHIPELAGO HOLDINGS INCListing unverified	Sep 22, 2023	Exercise	7,400	43.09 USD	$318.9K		SEC
ARCHIPELAGO HOLDINGS INCListing unverified	Sep 22, 2023	Other	-3,699	43.09 USD	$159.4K		SEC
ARCHIPELAGO HOLDINGS INCListing unverified	Sep 22, 2023	Exercise	6,050	43.09 USD	$260.7K		SEC
ARCHIPELAGO HOLDINGS INCListing unverified	Sep 22, 2023	Other	-3,024	43.09 USD	$130.3K		SEC