Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 34 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

34 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Nov. 22, 2021 ARDX S 10b5-1 5,000 $0.98 $4,900 120,237 Direct -3.99% Disposed 245.9% (price as of 2026-10-05)
Nov. 22, 2021 ARDX S 754 $0.99 $746 119,483 Direct -0.63% Disposed 242.4% (price as of 2026-10-05)
Nov. 15, 2021 ARDX S 10b5-1 5,000 $1.13 $5,650 125,237 Direct -3.84% Disposed 200.0% (price as of 2026-10-05)
Nov. 8, 2021 ARDX S 10b5-1 2,166 $1.18 $2,556 130,237 Direct -1.64% Disposed 187.3% (price as of 2026-10-05)
Aug. 20, 2021 ARDX S 741 $1.32 $978 127,697 Direct -0.58% Disposed 156.8% (price as of 2026-10-05)
June 15, 2021 ARDX S 10b5-1 7,500 $7.29 $54,675 124,051 Direct -5.70% Disposed -53.5% (price as of 2026-10-05)
May 20, 2021 ARDX S 721 $7.09 $5,112 124,051 Direct -0.58% Disposed -52.2% (price as of 2026-10-05)
Feb. 22, 2021 ARDX S 702 $6.88 $4,830 124,772 Direct -0.56% Disposed -50.7% (price as of 2026-10-05)
Dec. 21, 2020 ARDX S 10b5-1 3,949 $6.88 $27,169 92,862 Direct -4.08% Disposed -50.7% (price as of 2026-10-05)
Sept. 16, 2020 ARDX S 10b5-1 10,000 $6.05 $60,500 96,811 Direct -9.36% Disposed -44.0% (price as of 2026-10-05)
Sept. 15, 2020 ARDX S 40,804 $5.53 $225,646 106,811 Direct -27.64% Disposed -38.7% (price as of 2026-10-05)
March 1, 2017 ARDX S 10b5-1 3,000 $13.70 $41,100 68,450 Direct -4.20% Disposed -75.3% (price as of 2026-10-05)
Feb. 1, 2017 ARDX S 10b5-1 3,000 $12.00 $36,000 67,510 Direct -4.25% Disposed -71.7% (price as of 2026-10-05)
Oct. 11, 2016 ARDX S 10b5-1 6,000 $15.00 $90,000 49,525 Direct -10.81% Disposed -77.4% (price as of 2026-10-05)
Dec. 15, 2015 ARDX S 10b5-1 2,000 $20.00 $40,000 47,420 Direct -4.05% Disposed -83.1% (price as of 2026-10-05)
Nov. 27, 2015 ARDX S 10b5-1 2,000 $20.00 $40,000 47,420 Direct -4.05% Disposed -83.1% (price as of 2026-10-05)
Oct. 8, 2015 ARDX S 10b5-1 2,000 $19.88 $39,760 47,420 Direct -4.05% Disposed -82.9% (price as of 2026-10-05)
Sept. 10, 2015 ARDX S 10b5-1 2,000 $20.59 $41,180 47,420 Direct -4.05% Disposed -83.5% (price as of 2026-10-05)
Aug. 6, 2015 ARDX S 10b5-1 2,000 $19.07 $38,140 46,666 Direct -4.11% Disposed -82.2% (price as of 2026-10-05)
July 28, 2015 ARDX S 10b5-1 2,500 $20.00 $50,000 46,666 Direct +5.66% Acquired -83.1% (price as of 2026-10-05)
March 2, 2015 ARDX S 10b5-1 981 $15.81 $15,510 46,666 Direct -2.06% Disposed -78.6% (price as of 2026-10-05)
Feb. 4, 2015 ARDX S 10b5-1 2,500 $16.82 $42,050 46,666 Direct -5.08% Disposed -79.8% (price as of 2026-10-05)
Feb. 4, 2015 ARDX S 10b5-1 6,388 $16.07 $102,655 49,166 Direct -11.50% Disposed -78.9% (price as of 2026-10-05)

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.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
Aug. 3, 2021 ARDX Stock Option (Right to Buy) Common Stock (10,000) $0.54 Aug. 11, 2021 10,000 Disposed
June 15, 2021 ARDX Stock Option (Right to Buy) Common Stock (7,500) $0.54 Aug. 11, 2021 7,500 Disposed
Jan. 5, 2021 ARDX Stock Option (Right to Buy) Common Stock (146,755) $6.35 Jan. 5, 2031 146,755 Acquired
March 1, 2017 ARDX Stock Option (Right to Buy) Common Stock (3,000) $0.54 Aug. 11, 2021 3,000 Acquired
Feb. 1, 2017 ARDX Stock Option (Right to Buy) Common Stock (3,000) $0.54 Aug. 11, 2021 3,000 Acquired
Jan. 19, 2017 ARDX Stock Option (Right to Buy) Common Stock (79,535) $13.90 Jan. 19, 2027 79,535 Acquired
Oct. 11, 2016 ARDX Stock Option (Right to Buy) Common Stock (6,000) $0.54 Aug. 11, 2021 6,000 Disposed
Jan. 15, 2016 ARDX Stock Option (Right to Buy) Common Stock (68,467) $10.55 Jan. 15, 2026 68,467 Acquired
Dec. 15, 2015 ARDX Stock Option (Right to Buy) Common Stock (2,000) $0.54 Aug. 11, 2021 2,000 Disposed
Nov. 27, 2015 ARDX Stock Option (Right to Buy) Common Stock (2,000) $0.54 Aug. 11, 2021 2,000 Disposed
Oct. 8, 2015 ARDX Stock Option (Right to Buy) Common Stock (2,000) $0.54 Aug. 11, 2021 2,000 Disposed
Sept. 10, 2015 ARDX Stock Option (Right to Buy) Common Stock (2,000) $0.54 Aug. 11, 2021 2,000 Disposed
Aug. 6, 2015 ARDX Stock Option (Right to Buy) Common Stock (2,000) $0.54 Aug. 11, 2021 2,000 Disposed
July 28, 2015 ARDX Stock Option (Right to Buy) Common Stock (2,500) $0.54 Aug. 11, 2021 2,500 Acquired
June 11, 2015 ARDX Stock Option (Right to Buy) Common Stock (5,000) $14.60 June 11, 2025 5,000 Acquired
Feb. 4, 2015 ARDX Stock Option (Right to Buy) Common Stock (2,472) $1.08 Oct. 26, 2020 2,472 Disposed
Feb. 4, 2015 ARDX Stock Option (Right to Buy) Common Stock (6,416) $1.08 Feb. 17, 2021 6,416 Disposed
Jan. 6, 2015 ARDX Stock Option (Right to Buy) Common Stock (11,850) $23.02 Jan. 6, 2025 11,850 Acquired

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

Initial ownership (Form 3) 15 holdings

07

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

DateTickerSecuritySharesOwnership
June 22, 2020 ARDX Common Stock · Direct
June 22, 2020 ARDX Stock Option (Right to Buy)→ Common Stock (17,500) 17,500 Direct
June 22, 2020 ARDX Stock Option (Right to Buy)→ Common Stock (11,850) 11,850 Direct
June 22, 2020 ARDX Stock Option (Right to Buy)→ Common Stock (5,000) 5,000 Direct
June 22, 2020 ARDX Stock Option (Right to Buy)→ Common Stock (68,467) 68,467 Direct
June 22, 2020 ARDX Stock Option (Right to Buy)→ Common Stock (79,535) 79,535 Direct
June 22, 2020 ARDX Stock Option (Right to Buy)→ Common Stock (19,884) 19,884 Direct
June 22, 2020 ARDX Stock Option (Right to Buy)→ Common Stock (87,828) 87,828 Direct
June 22, 2020 ARDX Stock Option (Right to Buy)→ Common Stock (54,730) 54,730 Direct
June 22, 2020 ARDX Stock Option (Right to Buy)→ Common Stock (80,000) 80,000 Direct
June 22, 2020 ARDX Stock Option (Right to Buy)→ Common Stock (139,365) 139,365 Direct
June 18, 2014 ARDX Common Stock · Direct
June 18, 2014 ARDX Stock Option (Right to buy)→ Common Stock · Direct
June 18, 2014 ARDX Stock Option (Right to buy)→ Common Stock · Direct
June 18, 2014 ARDX Stock Option (Right to buy)→ Common Stock · Direct