Barry D Quart

CIK 1384243 · View on SEC EDGAR ↗

Insider

First SEC filing: Feb. 14, 2020 · Latest: March 16, 2026

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Insider at

Insider transactions

0 buys (P) 8 sells (S) Net: $-2,684,500 + 88 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

88 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
April 28, 2026 KNSA S 10b5-1 13,099 $50.10 $656,260 12,546 Direct -51.08% Disposed 60.9% (price as of 2026-08-19)
April 6, 2026 KNSA S 10b5-1 6,901 $50.00 $345,050 12,546 Direct -35.49% Disposed 61.2% (price as of 2026-08-19)
Feb. 12, 2026 KNSA S 10b5-1 2,690 $45.00 $121,050 12,546 Direct -17.66% Disposed 79.1% (price as of 2026-08-19)
Feb. 10, 2026 KNSA S 10b5-1 110 $45.00 $4,950 12,546 Direct -0.87% Disposed 79.1% (price as of 2026-08-19)
Feb. 4, 2026 KNSA S 10b5-1 2,602 $45.02 $117,142 12,546 Direct -17.18% Disposed 79.0% (price as of 2026-08-19)
Feb. 3, 2026 KNSA S 10b5-1 12,528 $45.27 $567,143 12,546 Direct -49.96% Disposed 78.0% (price as of 2026-08-19)
Feb. 2, 2026 KNSA S 10b5-1 830 $45.00 $37,350 12,546 Direct -6.21% Disposed 79.1% (price as of 2026-08-19)
Dec. 15, 2025 KNSA S 10b5-1 20,129 $41.51 $835,555 12,546 Direct -61.60% Disposed 94.1% (price as of 2026-08-19)
Oct. 3, 2019 HRTX P 4,571 $17.50 $79,992 94,652 Direct +5.07% Acquired -98.3% (price as of 2026-08-19)
June 21, 2018 HRTX S 10b5-1 50,000 $39.05 $1,952,500 69,600 Direct -41.81% Disposed -99.2% (price as of 2026-08-19)
March 19, 2018 HRTX S 10b5-1 100,000 $29.75 $2,975,000 67,993 Direct -59.53% Disposed -99.0% (price as of 2026-08-19)
March 14, 2018 HRTX S 10b5-1 100,000 $24.75 $2,475,000 67,993 Direct -59.53% Disposed -98.8% (price as of 2026-08-19)

Showing latest 100 of 123 transactions

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
May 29, 2026 KNSA Restricted Share Units Class A Ordinary Shares (2,799) — — 2,799 Disposed
May 29, 2026 KNSA Restricted Share Units Class A Ordinary Shares (2,026) — — 2,026 Acquired
May 29, 2026 KNSA Share Option Class A Ordinary Shares (12,158) $48.38 May 28, 2036 12,158 Acquired
April 28, 2026 KNSA Share Option Class A Ordinary Shares (13,099) $14.33 June 28, 2031 13,099 Disposed
April 6, 2026 KNSA Share Option Class A Ordinary Shares (6,901) $14.33 June 28, 2031 6,901 Disposed
Feb. 12, 2026 KNSA Share Option Class A Ordinary Shares (2,690) $15.47 May 28, 2029 2,690 Disposed
Feb. 10, 2026 KNSA Share Option Class A Ordinary Shares (110) $15.47 May 28, 2029 110 Disposed
Feb. 4, 2026 KNSA Share Option Class A Ordinary Shares (2,602) $15.47 May 28, 2029 2,602 Disposed
Feb. 3, 2026 KNSA Share Option Class A Ordinary Shares (12,528) $15.47 May 28, 2029 12,528 Disposed
Feb. 2, 2026 KNSA Share Option Class A Ordinary Shares (830) $15.47 May 28, 2029 830 Disposed
Dec. 15, 2025 KNSA Share Option Class A Ordinary Shares (20,129) $10.36 Feb. 29, 2028 20,129 Disposed
Jan. 18, 2023 HRTX Employee Stock Option (Right to Buy) Common Stock (850,000) $3.13 Jan. 18, 2033 850,000 Acquired
Jan. 13, 2023 HRTX Restricted Stock Units Common Stock (16,122) — — 16,122 Disposed
Jan. 13, 2023 HRTX Restricted Stock Units Common Stock (3,645) — — 3,645 Disposed
Oct. 13, 2022 HRTX Restricted Stock Units Common Stock (16,122) — — 16,122 Disposed
Oct. 13, 2022 HRTX Restricted Stock Units Common Stock (3,646) — — 3,646 Disposed
July 13, 2022 HRTX Restricted Stock Units Common Stock (16,122) — — 16,122 Disposed
July 13, 2022 HRTX Restricted Stock Units Common Stock (3,646) — — 3,646 Disposed
April 13, 2022 HRTX Restricted Stock Units Common Stock (16,122) — — 16,122 Disposed
April 13, 2022 HRTX Restricted Stock Units Common Stock (3,646) — — 3,646 Disposed
Jan. 13, 2022 HRTX Restricted Stock Units Common Stock (16,122) — — 16,122 Disposed
Jan. 13, 2022 HRTX Restricted Stock Units Common Stock (3,646) — — 3,646 Disposed
Oct. 13, 2021 HRTX Restricted Stock Units Common Stock (195,417) $0.00 — 195,417 Acquired
Oct. 13, 2021 HRTX Employee Stock Option (Right to Buy) Common Stock (390,834) $10.55 Oct. 13, 2031 390,834 Acquired
Oct. 13, 2021 HRTX Restricted Stock Units Common Stock (3,646) — — 3,646 Disposed
July 13, 2021 HRTX Restricted Stock Units Common Stock (3,645) — — 3,645 Disposed
June 29, 2021 KNSA Share Option Class A Common Shares (33,237) $14.33 June 28, 2031 33,237 Acquired
April 13, 2021 HRTX Restricted Stock Units Common Stock (3,646) — — 3,646 Disposed
Jan. 13, 2021 HRTX Restricted Stock Units Common Stock (3,646) — — 3,646 Disposed
Oct. 13, 2020 HRTX Restricted Stock Units Common Stock (58,333) $0.00 — 58,333 Acquired
Oct. 13, 2020 HRTX Employee Stock Option (Right to Buy) Common Stock (350,000) $15.72 Oct. 13, 2030 350,000 Acquired
June 30, 2020 KNSA Share Option Class A Common Shares (18,760) $25.48 June 29, 2030 18,760 Acquired
Dec. 19, 2019 HRTX Employee Stock Option (Right to Buy) Common Stock (325,000) $25.02 Dec. 19, 2029 325,000 Acquired
May 29, 2019 KNSA Share Option Class A Common Shares (18,760) $15.47 May 28, 2029 18,760 Acquired
Dec. 15, 2018 HRTX Employee Stock Option (Right to Buy) Common Stock (300,000) $24.97 Dec. 15, 2028 300,000 Acquired
Sept. 14, 2018 HRTX Employee Stock Option (Right to Buy) Common Stock (19,675) $7.20 May 1, 2023 19,675 Disposed
June 21, 2018 HRTX Employee Stock Option (Right to Buy) Common Stock (50,000) $9.05 Dec. 12, 2024 50,000 Disposed
March 19, 2018 HRTX Employee Stock Option (Right to Buy) Common Stock (100,000) $7.20 May 1, 2023 100,000 Disposed
March 14, 2018 HRTX Employee Stock Option(Right to Buy) Common Stock (100,000) $7.20 May 1, 2023 100,000 Disposed
Dec. 18, 2017 HRTX Employee Stock Option (Right to Buy) Common Stock (310,000) $17.00 Dec. 18, 2027 310,000 Acquired
Dec. 21, 2016 HRTX Employee Stock Option (Right to Buy) Common Stock (310,000) $13.00 Dec. 21, 2026 310,000 Acquired
July 19, 2016 HRTX Employee Stock Option (Right to Buy) Common Stock (4,630) $7.20 May 1, 2023 4,630 Disposed
March 2, 2016 HRTX Employee Stock Option (Right to Buy) Common Stock (3,472) $7.20 May 1, 2023 3,472 Disposed
Dec. 28, 2015 HRTX Stock Option (Right to Buy) Common Stock (2,315) $7.20 May 1, 2023 2,315 Disposed
Dec. 22, 2015 HRTX Stock Option (Right to Buy) Common Stock (250,000) $29.41 Dec. 22, 2025 250,000 Acquired
Oct. 14, 2015 HRTX Stock Option (Right to Buy) Common Stock (10,000) $7.20 May 1, 2023 10,000 Disposed
Sept. 29, 2015 HRTX Stock Option (Right to Buy) Common Stock (14,306) $7.20 May 1, 2023 14,306 Disposed
Aug. 18, 2015 HRTX Stock Option (Right to Buy) Common Stock (10,000) $7.20 May 1, 2023 10,000 Disposed
Dec. 12, 2014 HRTX Stock Option (Right to Buy) Common Stock (300,000) $9.05 Dec. 12, 2024 300,000 Acquired
Jan. 3, 2014 HRTX Stock Option (right to buy) Common Stock (2,733,333) $0.45 Jan. 3, 2024 2,733,333 Disposed
May 1, 2013 HRTX Stock Option (right to buy) Common Stock (22,500,000) $0.36 May 1, 2023 22,500,000 Acquired

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

Initial ownership (Form 3) 12 holdings

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

Date Ticker Security Shares Ownership
March 16, 2026 CNTB Ordinary Shares 95,147 Direct
March 16, 2026 CNTB Ordinary Shares 128,887 Indirect
March 16, 2026 CNTB Employee Stock Option (Right to Buy)→ Ordinary Shares (2,658,734) 2,658,734 Direct
March 16, 2026 CNTB Employee Stock Option (Right to Buy)→ Ordinary Shares (432,392) 432,392 Direct
March 16, 2026 CNTB Employee Stock Option (Right to Buy)→ Ordinary Shares (700,000) 700,000 Direct
May 23, 2018 KNSA Share Option→ Class A Common Shares (21,959) 21,959 Direct
May 23, 2018 KNSA Share Option→ Class A Common Shares (27,448) 27,448 Direct
May 23, 2018 KNSA Share Option→ Class A Common Shares (20,129) 20,129 Direct
June 20, 2012 HRTX Common Stock 37,100 Direct
June 20, 2012 HRTX Non-Qualified Stock Option (right to buy)→ Common Stock (1,000,000) 1,000,000 Direct
June 20, 2012 HRTX Non-Qualified Stock Option (right to buy)→ Common Stock (500,000) 500,000 Direct
June 20, 2012 HRTX Non-Qualified Stock Option (right to buy)→ Common Stock (3,500,000) 3,500,000 Direct

Compensation (DEF 14A)

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

HRTX

CEO
Fiscal year Salary Bonus Stock awards Option awards Non-equity incentive Pension change Other Total
2023 $188,501 — — — — — $1,427,606 $4,030,347
2022 $736,000 — — — $386,400 — $23,304 $1,145,704
2021 $700,000 — $2,061,649 $2,268,479 $392,000 — $8,700 $5,430,828

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