Xiaobin Liu

CIK 1459197 · View on SEC EDGAR ↗

Insider

First SEC filing: Nov. 24, 2025 · Latest: Nov. 24, 2025

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Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 31 non-open-market transactions below 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

31 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
Dec. 20, 2023 GURE S 110,000 $2.50 $275,000 18,115 Direct -85.86% Disposed -88.1% (price as of 2026-08-19)
Nov. 30, 2022 GURE S 80,000 — — 128,115 Direct -38.44% Disposed (price as of 2026-08-19)
Sept. 12, 2022 GURE S 20,000 $3.88 $77,600 188,115 Direct -9.61% Disposed -92.3% (price as of 2026-08-19)
Dec. 17, 2021 GURE S 10,000 $4.60 $46,000 208,115 Direct -4.58% Disposed -93.5% (price as of 2026-08-19)
Sept. 5, 2019 GURE S 166,230 $0.72 $119,686 90,575 Direct -64.73% Disposed -91.7% (price as of 2026-08-19)
May 31, 2017 GURE S 55,767 $1.77 $98,708 90,575 Direct -38.11% Disposed -96.6% (price as of 2026-08-19)
May 30, 2017 GURE S 50,000 $1.82 $91,000 146,342 Direct -25.47% Disposed -96.7% (price as of 2026-08-19)
Sept. 13, 2013 GURE S 14,831 $1.82 $26,992 0 Direct -100.00% Disposed -96.7% (price as of 2026-08-19)

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
April 26, 2021 GURE Options to purchase Common Stock Common Stock — Aug. 22, 2021 20,000 Disposed
May 17, 2019 GURE Common Stock, par value $0.0005 per share Common Stock (400,000) $0.71 Dec. 2, 2022 400,000 Disposed
Dec. 3, 2018 GURE Common Stock, par value $0.0005 per share Common Stock (400,000) $0.71 Dec. 2, 2022 400,000 Acquired
Aug. 23, 2017 GURE Common Stock, par value $0.0005 per share Common Stock (100,000) $1.45 Aug. 22, 2021 100,000 Acquired
Sept. 20, 2016 GURE Common Stock, par value $0.0005 per share Common Stock (100,000) $1.43 April 7, 2019 100,000 Disposed
Sept. 5, 2016 GURE Common Stock, par value $0.0005 per share Common Stock (150,000) $0.98 Nov. 18, 2018 150,000 Disposed
Aug. 16, 2016 GURE Common Stock, par value $0.0005 per share Common Stock (200,000) $0.95 April 29, 2017 200,000 Disposed
April 8, 2015 GURE Common Stock, par value $0.0005 per share Common Stock (100,000) $1.43 April 7, 2019 100,000 Acquired
Nov. 19, 2014 GURE Common Stock, par value $0.0005 per share Common Stock (150,000) $0.98 Nov. 18, 2018 150,000 Acquired
May 30, 2013 GURE Common Stock, par value $0.0005 per share Common Stock (200,000) $0.95 May 29, 2017 200,000 Acquired
July 17, 2012 GURE Common Stock, par value $0.0005 per share Common Stock (200,000) $0.95 July 16, 2016 200,000 Acquired
Sept. 26, 2011 GURE Option Common Stock (200,000) $4.97 March 28, 2015 200,000 Disposed
Sept. 26, 2011 GURE Option Common Stock (25,000) $8.25 Feb. 4, 2013 25,000 Disposed
March 29, 2011 GURE Common Stock, par value $0.0005 per share Common Stock (400,000) $4.97 March 28, 2015 400,000 Acquired
Dec. 9, 2010 GURE Common Stock, par value $0.0005 per share Common Stock (25,000) $4.80 March 9, 2019 25,000 Disposed
March 10, 2009 GURE Option to purchase Common Stock, par value $0.0005 per share Common Stock (100,000) $1.20 March 9, 2019 100,000 Acquired

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

Compensation (DEF 14A)

Matched by name from proxy statements (DEF 14A) — verify against the filing.

GURE

CEO
Fiscal year Salary Bonus Stock awards Option awards Non-equity incentive Pension change Other Total
2013 — — — — — — — —
2012 — — — — — — — —
2011 — — — — — — — —

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.