Insider at

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Insider transactions

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0 buys (P) 0 sells (S) Net: $0 + 32 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

32 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
May 1, 2025 ARTL P None $35000.00 · · Direct · Acquired -100.0% (price as of 2026-10-02)
Aug. 12, 2022 ARTL P 1,200 $4.00 $4,800 2,400 Indirect +100.00% Acquired -99.4% (price as of 2026-10-02)
Aug. 11, 2022 ARTL P 1,200 $4.03 $4,836 1,200 Indirect · Acquired -99.4% (price as of 2026-10-02)
April 16, 2021 ARTL P 8,500 $1.15 $9,775 270,676 Direct +3.24% Acquired -99.9% (price as of 2026-10-02)
May 15, 2020 ARTL P 4,200 $1.21 $5,082 262,176 Direct +1.63% Acquired -99.9% (price as of 2026-10-02)
May 15, 2020 ARTL P 1,600 $0.10 $160 1,600 Direct · Acquired -98.5% (price as of 2026-10-02)
May 4, 2020 ARTL P 4,167 $1.20 $5,000 257,976 Direct +1.64% Acquired -99.9% (price as of 2026-10-02)
Nov. 4, 2019 ARTL P 2,400 $2.21 $5,304 253,809 Direct +0.95% Acquired -99.9% (price as of 2026-10-02)
Nov. 1, 2019 ARTL P 2,500 $2.28 $5,700 251,409 Direct +1.00% Acquired -99.9% (price as of 2026-10-02)
Oct. 31, 2019 ARTL P 2,500 $1.95 $4,875 248,909 Direct +1.01% Acquired -99.9% (price as of 2026-10-02)
Oct. 30, 2019 ARTL P 2,600 $1.99 $5,174 246,409 Direct +1.07% Acquired -99.9% (price as of 2026-10-02)
Oct. 15, 2019 ARTL P 2,600 $2.05 $5,330 243,809 Direct +1.08% Acquired -99.9% (price as of 2026-10-02)
Oct. 11, 2019 ARTL P 2,700 $1.96 $5,292 241,209 Direct +1.13% Acquired -99.9% (price as of 2026-10-02)

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.

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DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
Jan. 29, 2026 ARTL Stock Options (right to buy) Common Stock (154,713) $1.68 Jan. 29, 2036 154,713 Acquired
Oct. 28, 2025 ARTL Convertible Promissory Note Common Stock · Oct. 28, 2025 · Disposed
Oct. 28, 2025 ARTL Warrant (right to buy) Common Stock (9,586) $6.24 Oct. 28, 2030 9,586 Acquired
Oct. 28, 2025 ARTL Warrant (right to buy) Common Stock (17,952) $3.40 Oct. 28, 2030 17,952 Acquired
Oct. 28, 2025 ARTL Convertible Promissory Note Common Stock $3.40 April 28, 2026 · Acquired
July 2, 2025 ARTL Stock Option (right to buy) Common Stock (20,393) $11.03 July 2, 2035 20,393 Acquired
July 2, 2025 ARTL Stock Option (right to buy) Common Stock (20,000) $11.03 July 2, 2035 20,000 Acquired
May 1, 2025 ARTL Convertible Promissory Note Common Stock · Oct. 28, 2025 · Acquired
Feb. 28, 2024 ARTL Stock Option (right to buy) Common Stock · Aug. 29, 2029 5,000 Disposed
Feb. 28, 2024 ARTL Stock Option (right to buy) Common Stock · Feb. 12, 2031 55,634 Disposed
Feb. 28, 2024 ARTL Stock Option (right to buy) Common Stock · March 5, 2031 38,340 Disposed
Feb. 28, 2024 ARTL Stock Option (right to buy) Common Stock · Dec. 3, 2031 90,334 Disposed
Feb. 28, 2024 ARTL Stock Option (right to buy) Common Stock (85,000) $3.15 Feb. 1, 2033 85,000 Disposed
Feb. 28, 2024 ARTL Stock Option (right to buy) Common Stock (5,000) $1.55 Aug. 29, 2029 5,000 Acquired
Feb. 28, 2024 ARTL Stock Option (right to buy) Common Stock (55,634) $1.55 Feb. 12, 2031 55,634 Acquired
Feb. 28, 2024 ARTL Stock Option (right to buy) Common Stock (38,340) $1.55 March 5, 2031 38,340 Acquired
Feb. 28, 2024 ARTL Stock Option (right to buy) Common Stock (90,334) $1.55 Dec. 3, 2031 90,334 Acquired
Feb. 28, 2024 ARTL Stock Option (right to buy) Common Stock (85,000) $1.55 Feb. 1, 2033 85,000 Acquired
Jan. 5, 2024 ARTL Stock Option (right to buy) Common Stock (92,000) $1.49 Jan. 5, 2034 92,000 Acquired
Feb. 1, 2023 ARTL Stock Option (right to buy) Common Stock (85,000) $3.15 Feb. 1, 2033 85,000 Acquired
Dec. 3, 2021 ARTL Stock Option (right to buy) Common Stock (1,355,000) $0.63 Dec. 3, 2031 1,355,000 Acquired
March 5, 2021 ARTL Stock Option (right to buy) Common Stock (575,100) $1.52 March 5, 2031 575,100 Acquired
Feb. 12, 2021 ARTL Stock Option (right to buy) Common Stock (834,500) $2.66 Feb. 12, 2031 834,500 Acquired
May 15, 2020 ARTL Warrant (Right to Buy) Common Stock (1,600) $6.46 June 21, 2024 1,600 Acquired
Aug. 29, 2019 ARTL Stock Option (right to buy) Common Stock (75,000) $1.99 Aug. 29, 2029 75,000 Acquired
Jan. 4, 2016 SVRA Employee Stock Option (Right to Buy) Common Stock (572,700) $0.42 Jan. 4, 2026 572,700 Acquired
June 11, 2015 SVRA Employee Stock Option (Right to Buy) Common Stock (417,100) $0.50 June 11, 2025 417,100 Acquired
Jan. 2, 2015 SVRA Stock Option (Right to Buy) Common Stock (622,800) $0.58 Jan. 2, 2025 622,800 Acquired
June 19, 2014 SVRA Stock Option (Right to Buy) Common Stock (320,650) $0.65 June 19, 2024 320,650 Acquired
Jan. 2, 2014 SVRA Employee Stock Option (Right to Buy) Common Stock (49,500) $0.47 Jan. 2, 2024 49,500 Acquired
June 19, 2013 SVRA Employee Stock Option (Right to Buy) Common Stock (292,500) $0.50 June 19, 2023 292,500 Acquired
Jan. 2, 2013 SVRA Employee Stock Option (Right to Buy) Common Stock (58,250) $0.59 Jan. 2, 2023 58,250 Acquired
Dec. 8, 2011 SVRA Employee Stock Option (Right to Buy) Common Stock (160,000) $0.60 Dec. 8, 2021 160,000 Acquired
July 21, 2011 SVRA Employee Stock Option (Right to Buy) Common Stock (100,000) $3.44 July 20, 2021 100,000 Acquired

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

Initial ownership (Form 3) 3 holdings

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

DateTickerSecuritySharesOwnership
June 21, 2019 ARTL Common Stock 238,509 Direct
June 21, 2019 ARTL Warrant (Right to Buy)→ Common Stock (15,625) 15,625 Direct
June 21, 2019 ARTL Warrant (Right to Buy)→ Common Stock (2,884) 2,884 Direct

Compensation (DEF 14A)

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

Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2016 $297,812 · · $235,430 · · $322,548 $855,790
2011 $104,243 · · · $23,589 · $234,304 $775,320
Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2019 $209,369 $150,480 · · · · · $497,907

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