LIPMAN JOHN C

Activist

First SEC filing: March 5, 2026 · Latest: March 5, 2026

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Insider at Companies where this person is a reporting insider.
Insider transactions Every share this person bought or sold, from Form 4 filings.
Derivatives Options and other derivative holdings reported by this person.
Initial holdings The stakes this person held when they first started reporting.

Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
June 15, 2023	TYGO	P	106,306	$0.90	$95,675	375,808 Direct	+39.45%	Acquired	25.0% (price as of 2026-08-20)
May 25, 2023	TYGO	P	265,000	$0.65	$172,250	269,502 Direct	+5886.27%	Acquired	73.1% (price as of 2026-08-20)
May 23, 2023	TYGO	S	50,901	—	—	4,502 Direct	-91.87%	Disposed	(price as of 2026-08-20)
May 23, 2023	TYGO	S	496,765	—	—	304,326 Direct	-62.01%	Disposed	(price as of 2026-08-20)
Aug. 10, 2021	TYGO	P	55,403	—	—	55,403 Direct	—	Acquired	(price as of 2026-08-20)
Aug. 10, 2021	TYGO	P	110,806	$10.00	$1,108,060	801,091 Direct	+16.05%	Acquired	-88.8% (price as of 2026-08-20)
July 22, 2021	RSVR	P	24,822	$1.51	$37,481	221,648 Indirect	+12.61%	Acquired	547.0% (price as of 2026-08-20)
July 21, 2021	RSVR	P	70,000	$1.52	$106,400	196,826 Indirect	+55.19%	Acquired	542.8% (price as of 2026-08-20)
July 21, 2021	RSVR	P	55,000	$1.53	$84,150	126,826 Indirect	+76.57%	Acquired	538.6% (price as of 2026-08-20)
June 18, 2021	RSVR	P	5,000	$1.52	$7,600	71,826 Indirect	+7.48%	Acquired	542.8% (price as of 2026-08-20)
June 18, 2021	RSVR	P	3,834	$1.52	$5,828	66,826 Indirect	+6.09%	Acquired	542.8% (price as of 2026-08-20)
June 18, 2021	RSVR	P	10,000	$1.52	$15,200	62,992 Indirect	+18.87%	Acquired	542.8% (price as of 2026-08-20)
June 18, 2021	RSVR	P	10,000	$1.51	$15,100	52,992 Indirect	+23.26%	Acquired	547.0% (price as of 2026-08-20)
June 18, 2021	RSVR	P	10,000	$1.52	$15,200	42,992 Indirect	+30.31%	Acquired	542.8% (price as of 2026-08-20)
June 18, 2021	RSVR	P	20,000	$1.52	$30,400	32,992 Indirect	+153.94%	Acquired	542.8% (price as of 2026-08-20)
Dec. 15, 2020	RSVR	P	12,992	—	—	12,992 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 15, 2020	RSVR	P	25,984	$10.00	$259,840	297,638 Direct	+9.57%	Acquired	-2.3% (price as of 2026-08-20)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
June 15, 2023	TYGO	Warrants to purchase common stock	Common Stock (106,306)	$11.50	May 23, 2028	106,306	Acquired
May 25, 2023	TYGO	Warrants to purchase common stock	Common Stock (265,000)	$11.50	—	265,000	Acquired
May 23, 2023	TYGO	Warrants to purchase common stock	Common Stock (50,901)	$11.50	—	50,901	Disposed
Aug. 10, 2021	TYGO	Warrants to purchase Common Stock	Common Stock (55,403)	$11.50	—	55,403	Acquired
July 22, 2021	RSVR	Warrants to purchase Common Stock	Common Stock	$11.50	—	24,822	Acquired
July 21, 2021	RSVR	Warrants to purchase Common Stock	Common Stock	$11.50	—	70,000	Acquired
July 21, 2021	RSVR	Warrants to purchase Common Stock	Common Stock (55,000)	$11.50	—	55,000	Acquired
June 18, 2021	RSVR	Warrants to purchase Common Stock	Common Stock (5,000)	$11.50	—	5,000	Acquired
June 18, 2021	RSVR	Warrants to purchase Common Stock	Common Stock (3,834)	$11.50	—	3,834	Acquired
June 18, 2021	RSVR	Warrants to purchase Common Stock	Common Stock (10,000)	$11.50	—	10,000	Acquired
June 18, 2021	RSVR	Warrants to purchase Common Stock	Common Stock (10,000)	$11.50	—	10,000	Acquired
June 18, 2021	RSVR	Warrants to purchase Common Stock	Common Stock (10,000)	$11.50	—	10,000	Acquired
June 18, 2021	RSVR	Warrants to purchase Common Stock	Common Stock (20,000)	$11.50	—	20,000	Acquired
Dec. 15, 2020	RSVR	Warrants to purchase Common Stock	Common Stock (12,992)	$11.50	—	12,992	Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 2 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date	Ticker	Security	Shares	Ownership
Aug. 5, 2021	TYGO	Common Stock	690,285	Direct
Dec. 10, 2020	RSVR	Common Stock	271,654	Direct