Insider at

04

Insider transactions

05
0 buys (P) 14 sells (S) Net: $-5,357,887 + 78 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

78 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
June 12, 2026 TVTX S 10b5-1 4,500 $50.00 $225,000 41,500 Direct -9.78% Disposed 13.9% (price as of 2026-10-02)
May 5, 2026 TVTX S 10b5-1 4,500 $46.65 $209,925 37,500 Direct -10.71% Disposed 22.0% (price as of 2026-10-02)
May 1, 2026 TVTX S 10b5-1 9,750 $44.22 $431,145 37,500 Direct -20.63% Disposed 28.7% (price as of 2026-10-02)
April 14, 2026 TVTX S 10b5-1 26,000 $41.07 $1,067,820 44,250 Direct -37.01% Disposed 38.6% (price as of 2026-10-02)
April 14, 2026 TVTX S 10b5-1 6,750 $42.12 $284,310 37,500 Direct -15.25% Disposed 35.2% (price as of 2026-10-02)
April 6, 2026 TVTX S 10b5-1 10,000 $33.00 $330,000 37,500 Direct -21.05% Disposed 72.5% (price as of 2026-10-02)
Nov. 20, 2025 NTRA S 10b5-1 1,184 $220.14 $260,646 24,843 Direct -4.55% Disposed 86.4% (price as of 2026-10-02)
Nov. 20, 2025 NTRA S 10b5-1 900 $221.81 $199,629 23,943 Direct -3.62% Disposed 85.0% (price as of 2026-10-02)
Nov. 20, 2025 NTRA S 10b5-1 1,800 $222.90 $401,220 22,143 Direct -7.52% Disposed 84.1% (price as of 2026-10-02)
Nov. 20, 2025 NTRA S 10b5-1 1,900 $223.90 $425,410 20,243 Direct -8.58% Disposed 83.3% (price as of 2026-10-02)
Nov. 20, 2025 NTRA S 10b5-1 1,884 $224.89 $423,693 18,359 Direct -9.31% Disposed 82.5% (price as of 2026-10-02)
Nov. 19, 2025 NTRA S 10b5-1 1,250 $213.47 $266,838 22,221 Direct -5.33% Disposed 92.2% (price as of 2026-10-02)
Nov. 19, 2025 NTRA S 10b5-1 1,727 $214.79 $370,942 20,494 Direct -7.77% Disposed 91.0% (price as of 2026-10-02)
Nov. 19, 2025 NTRA S 10b5-1 2,135 $216.07 $461,309 18,359 Direct -10.42% Disposed 89.9% (price as of 2026-10-02)
Feb. 6, 2025 TVTX S 10b5-1 10,000 $22.00 $220,000 31,000 Direct -24.39% Disposed 158.8% (price as of 2026-10-02)
Jan. 23, 2025 TVTX S 10b5-1 16,000 $20.00 $320,000 31,000 Direct -34.04% Disposed 184.7% (price as of 2026-10-02)
Nov. 15, 2024 NTRA S 10b5-1 5,500 $144.26 $793,430 47,537 Direct -10.37% Disposed 184.5% (price as of 2026-10-02)
Nov. 15, 2024 NTRA S 10b5-1 16,404 $145.21 $2,382,025 31,133 Direct -34.51% Disposed 182.6% (price as of 2026-10-02)
Nov. 15, 2024 NTRA S 10b5-1 1,770 $146.26 $258,880 29,363 Direct -5.69% Disposed 180.6% (price as of 2026-10-02)
Nov. 15, 2024 NTRA S 10b5-1 9,467 $147.31 $1,394,584 19,896 Direct -32.24% Disposed 178.6% (price as of 2026-10-02)
Nov. 15, 2024 NTRA S 10b5-1 2,106 $148.74 $313,246 17,790 Direct -10.59% Disposed 175.9% (price as of 2026-10-02)
Nov. 15, 2024 NTRA S 10b5-1 1,983 $149.98 $297,410 15,807 Direct -11.15% Disposed 173.6% (price as of 2026-10-02)

Showing latest 100 of 131 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.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
Aug. 14, 2026 AARD Stock Option (right to buy) Common Stock (44,964) $6.54 Aug. 14, 2036 44,964 Acquired
June 12, 2026 TVTX Stock option (right to buy) Common Stock (4,500) $21.38 May 11, 2032 4,500 Disposed
May 19, 2026 TVTX Stock option (right to buy) Common Stock (12,000) $42.26 May 19, 2036 12,000 Acquired
May 15, 2026 NRIX Director Stock Option (right to buy) Common Stock (31,250) $15.86 May 14, 2036 31,250 Acquired
May 5, 2026 TVTX Stock option (right to buy) Common Stock (4,500) $18.27 May 14, 2031 4,500 Disposed
May 1, 2026 TVTX Stock option (right to buy) Common Stock (9,750) $6.82 May 8, 2034 9,750 Disposed
April 14, 2026 TVTX Stock option (right to buy) Common Stock (8,000) $17.94 May 8, 2029 8,000 Disposed
April 14, 2026 TVTX Stock option (right to buy) Common Stock (9,000) $15.43 May 15, 2030 9,000 Disposed
April 14, 2026 TVTX Stock option (right to buy) Common Stock (4,500) $18.27 May 14, 2031 4,500 Disposed
April 14, 2026 TVTX Stock option (right to buy) Common Stock (4,500) $21.38 May 11, 2032 4,500 Disposed
April 14, 2026 TVTX Stock option (right to buy) Common Stock (6,750) $17.11 May 17, 2033 6,750 Disposed
April 6, 2026 TVTX Stock option (right to buy) Common Stock (10,000) $26.52 May 9, 2028 10,000 Disposed
March 2, 2026 EIKN Stock Option (Right to Buy) Common Stock (134,088) $14.88 March 1, 2036 134,088 Acquired
Nov. 20, 2025 NTRA Stock Option (right to buy) Common Stock (600) $40.93 June 11, 2030 600 Disposed
Nov. 20, 2025 NTRA Stock Option (right to buy) Common Stock (7,068) $41.19 May 25, 2032 7,068 Disposed
Nov. 19, 2025 NTRA Stock Option (right to buy) Common Stock (5,112) $40.93 June 11, 2030 5,112 Disposed
June 11, 2025 AARD Stock Option (right to buy) Common Stock (30,508) $11.29 June 11, 2035 30,508 Acquired
May 19, 2025 NRIX Director Stock Option (right to buy) Common Stock (25,000) $9.51 May 18, 2035 25,000 Acquired
May 15, 2025 TVTX Stock option (right to buy) Common Stock (19,500) $21.15 May 15, 2035 19,500 Acquired
March 11, 2025 NRIX Director Stock Option (right to buy) Common Stock (50,000) $13.90 March 10, 2035 50,000 Acquired
Feb. 6, 2025 TVTX Stock option (right to buy) Common Stock (10,000) $17.44 May 17, 2027 10,000 Disposed
Jan. 23, 2025 TVTX Stock option (right to buy) Common Stock (16,000) $17.50 July 19, 2026 16,000 Disposed
Nov. 15, 2024 NTRA Stock Option (right to buy) Common Stock (22,000) $22.83 May 23, 2029 22,000 Disposed
Nov. 15, 2024 NTRA Stock Option (right to buy) Common Stock (15,230) $24.42 Sept. 13, 2028 15,230 Disposed
May 8, 2024 TVTX Stock option (right to buy) [F1] Common Stock (19,500) $6.82 May 7, 2034 19,500 Acquired
June 30, 2023 NTRA Stock Option (right to buy) Common Stock (4,255) $48.66 June 8, 2033 4,255 Acquired
May 25, 2023 NTRA Restricted Stock Unit Common Stock (3,534) · · 3,534 Disposed
May 17, 2023 TVTX Stock option (right to buy) [F1] Common Stock (13,500) $17.11 May 16, 2033 13,500 Acquired
July 8, 2022 NTRA Restricted Stock Unit Common Stock (344) · · 344 Acquired
June 23, 2022 ATRA Non-Qualified Stock Option (Right to Buy) Common Stock (31,500) $7.35 June 22, 2032 31,500 Acquired
May 27, 2022 NTRA Restricted Stock Unit Common Stock (3,534) · · 3,534 Acquired
May 27, 2022 NTRA Stock Option (right to buy) Common Stock (7,068) $41.19 May 25, 2032 7,068 Acquired
May 25, 2022 NTRA Restricted Stock Unit Common Stock (1,307) · · 1,307 Disposed
May 11, 2022 TVTX Stock option (right to buy) [F1] Common Stock (9,000) $21.38 May 10, 2032 9,000 Acquired
June 8, 2021 ATRA Non-Qualified Stock Option (Right to Buy) Common Stock (17,500) $13.80 June 7, 2031 17,500 Acquired
May 28, 2021 NTRA Restricted Stock Unit Common Stock (2,856) · · 2,856 Disposed
May 28, 2021 NTRA Restricted Stock Unit Common Stock (1,307) · · 1,307 Acquired
May 28, 2021 NTRA Stock Option (right to buy) Common Stock (2,614) $94.14 May 27, 2031 2,614 Acquired
May 14, 2021 TVTX Stock option (right to buy) [F1] Common Stock (9,000) $18.27 May 13, 2031 9,000 Acquired
Aug. 7, 2020 NTRA Stock Option (right to buy) Common Stock (1,300) $24.42 Sept. 13, 2028 1,300 Disposed
June 16, 2020 ATRA Non-Qualified Stock Option (Right to Buy) Common Stock (24,500) $10.54 June 15, 2030 24,500 Acquired
June 12, 2020 NTRA Stock Option (right to buy) Common Stock (5,712) $40.93 June 11, 2030 5,712 Acquired
June 12, 2020 NTRA Restricted Stock Units Common Stock (2,856) · · 2,856 Acquired
May 15, 2020 TVTX Employee stock option (right to buy) Common Stock (9,000) $15.43 May 14, 2030 9,000 Acquired
June 27, 2019 ATRA Non-Qualified Stock Option (Right to Buy) Common Stock (13,000) $20.25 June 26, 2029 13,000 Acquired
May 24, 2019 NTRA Stock Option (right to buy) Common Stock (22,000) $22.83 May 23, 2029 22,000 Acquired
May 8, 2019 TVTX Employee stock option (right to buy) Common Stock (8,000) $17.94 May 7, 2029 8,000 Acquired
Sept. 14, 2018 NTRA Stock Option (right to buy) Common Stock (16,530) $24.42 Sept. 13, 2028 16,530 Acquired
Sept. 11, 2018 ATRA Stock Option (Right to Buy) Common Stock (16,500) $41.05 Sept. 10, 2025 16,500 Acquired
May 9, 2018 TVTX Employee Stock Option (Right to Buy) Common Stock (10,000) $26.52 May 8, 2028 10,000 Acquired
May 17, 2017 TVTX Employee Stock Option (Right to Buy) Common Stock (10,000) $17.44 May 16, 2027 10,000 Acquired
July 19, 2016 TVTX Stock Option (Right to Buy) Common Stock (16,000) $17.50 July 18, 2026 16,000 Acquired

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

Initial ownership (Form 3) 5 holdings

07

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

DateTickerSecuritySharesOwnership
Feb. 4, 2026 EIKN Stock Option (Right to Buy)→ Common Stock (134,087) 134,087 Direct
Feb. 4, 2026 EIKN Stock Option (Right to Buy)→ Common Stock (32,181) 32,181 Direct
Feb. 4, 2026 EIKN Stock Option (Right to Buy)→ Common Stock (101,906) 101,906 Direct
March 13, 2025 NRIX Director Stock Option (right to buy)→ Common Stock (10,000) 10,000 Direct
Feb. 12, 2025 AARD Stock Option (Right to Buy)→ Common Stock (29,502) 29,502 Direct