Arie Belldegrun
Insider
First SEC filing: March 28, 2022 · Latest: March 28, 2022
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| June 22, 2026 | URGN | A | 20,000 | · | · | 20,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 2, 2026 | ALLO | A | 929,913 | · | · | 929,913 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 2, 2026 | ALLO | A | 263,033 | · | · | 263,033 Direct | · | Acquired | (price as of 2026-10-05) |
| Aug. 26, 2025 | URGN | A | 20,000 | · | · | 20,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Jan. 24, 2025 | ALLO | A | 369,957 | · | · | 2,236,816 Direct | +19.82% | Acquired | (price as of 2026-10-05) |
| Jan. 24, 2025 | ALLO | A | 1,307,927 | · | · | 1,307,927 Direct | · | Acquired | (price as of 2026-10-05) |
| Aug. 6, 2024 | URGN | A | 10,000 | · | · | 10,000 Direct | · | Acquired | (price as of 2026-10-05) |
| June 13, 2024 | DNA | A | 571,428 | · | · | 571,428 Direct | · | Acquired | (price as of 2026-10-05) |
| June 13, 2024 | DNA | A | 432,900 | · | · | 432,900 Direct | · | Acquired | (price as of 2026-10-05) |
| June 12, 2024 | DNA | M | 105,263 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| June 12, 2024 | DNA | M | 105,263 | · | · | 194,925 Direct | +117.40% | Acquired | (price as of 2026-10-05) |
| May 16, 2024 | ALLO | A | 344,828 | $2.90 | $1,000,001 | 539,867 Indirect | +176.80% | Acquired | -48.3% (price as of 2026-10-05) |
| May 16, 2024 | ALLO | P | 1,724,137 | $2.90 | $4,999,997 | 1,724,137 Indirect | · | Acquired | -48.3% (price as of 2026-10-05) |
| Jan. 25, 2024 | ALLO | A | 211,973 | · | · | 1,866,859 Direct | +12.81% | Acquired | (price as of 2026-10-05) |
| Jan. 25, 2024 | ALLO | A | 749,398 | · | · | 749,398 Direct | · | Acquired | (price as of 2026-10-05) |
| Sept. 7, 2023 | URGN | A | 10,000 | · | · | 10,000 Direct | · | Acquired | (price as of 2026-10-05) |
| June 16, 2023 | DNA | A | 139,860 | · | · | 139,860 Direct | · | Acquired | (price as of 2026-10-05) |
| June 16, 2023 | DNA | A | 105,263 | · | · | 105,263 Direct | · | Acquired | (price as of 2026-10-05) |
| March 22, 2023 | ALLO | A | 1,282,976 | · | · | 1,654,886 Direct | +344.97% | Acquired | (price as of 2026-10-05) |
| March 22, 2023 | ALLO | A | 994,800 | · | · | 994,800 Direct | · | Acquired | (price as of 2026-10-05) |
| Sept. 14, 2022 | URGN | M | 160,000 | $5.00 | $800,000 | 408,693 Direct | +64.34% | Acquired | 755.6% (price as of 2026-10-05) |
| Sept. 14, 2022 | URGN | M | 160,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Aug. 31, 2022 | URGN | M | 3,241 | $5.00 | $16,205 | 248,693 Direct | +1.32% | Acquired | 755.6% (price as of 2026-10-05) |
| Aug. 31, 2022 | URGN | M | 3,241 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| June 10, 2022 | DNA | A | 108,516 | · | · | 108,516 Direct | · | Acquired | (price as of 2026-10-05) |
| June 10, 2022 | DNA | A | 70,921 | · | · | 89,662 Direct | +378.43% | Acquired | (price as of 2026-10-05) |
| June 8, 2022 | URGN | A | 10,000 | · | · | 10,000 Direct | · | Acquired | (price as of 2026-10-05) |
| March 23, 2022 | ALLO | A | 1,458,333 | · | · | 1,458,333 Direct | · | Acquired | (price as of 2026-10-05) |
| March 14, 2022 | ALLO | J | 4,710,120 | · | · | 4,710,120 Indirect | · | Acquired | (price as of 2026-10-05) |
| March 14, 2022 | ALLO | J | 4,710,120 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-05) |
| March 14, 2022 | ALLO | J | 4,710,121 | · | · | 4,710,121 Indirect | · | Acquired | (price as of 2026-10-05) |
| March 14, 2022 | ALLO | J | 4,710,121 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-05) |
| Jan. 12, 2022 | ALLO | P | 155,039 | $12.60 | $1,953,491 | 195,039 Indirect | +387.60% | Acquired | -88.1% (price as of 2026-10-05) |
| June 7, 2021 | URGN | A | 10,000 | · | · | 10,000 Direct | · | Acquired | (price as of 2026-10-05) |
| May 24, 2021 | ALLO | M | 379,066 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| May 24, 2021 | ALLO | M | 379,066 | $18.22 | $6,906,583 | 583,034 Direct | +185.85% | Acquired | -91.8% (price as of 2026-10-05) |
| March 26, 2021 | URGN | M | 3,241 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| March 26, 2021 | URGN | M | 3,241 | $5.00 | $16,205 | 245,452 Direct | +1.34% | Acquired | 755.6% (price as of 2026-10-05) |
| March 26, 2021 | ALLO | A | 199,223 | · | · | 199,223 Direct | · | Acquired | (price as of 2026-10-05) |
| March 26, 2021 | ALLO | A | 53,635 | · | · | 203,968 Direct | +35.68% | Acquired | (price as of 2026-10-05) |
| March 24, 2021 | URGN | M | 3,241 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| March 24, 2021 | URGN | M | 3,241 | $5.00 | $16,205 | 245,452 Direct | +1.34% | Acquired | 755.6% (price as of 2026-10-05) |
| June 8, 2020 | URGN | A | 10,000 | · | · | 10,000 Direct | · | Acquired | (price as of 2026-10-05) |
| June 4, 2020 | ALLO | P | 106,382 | $47.00 | $4,999,954 | 1,798,163 Indirect | +6.29% | Acquired | -96.8% (price as of 2026-10-05) |
| June 4, 2020 | ALLO | P | 40,000 | $47.00 | $1,880,000 | 40,000 Indirect | · | Acquired | -96.8% (price as of 2026-10-05) |
| March 18, 2020 | ALLO | A | 379,066 | · | · | 379,066 Direct | · | Acquired | (price as of 2026-10-05) |
| June 3, 2019 | URGN | A | 10,000 | · | · | 10,000 Direct | · | Acquired | (price as of 2026-10-05) |
| May 13, 2019 | ALLO | J | 13,413 | · | · | 515,076 Indirect | +2.67% | Acquired | (price as of 2026-10-05) |
| May 13, 2019 | ALLO | J 10b5-1 | 598,935 | · | · | 4,791,480 Indirect | -11.11% | Disposed | (price as of 2026-10-05) |
| April 26, 2019 | ALLO | J | 13,413 | · | · | 501,663 Indirect | +2.75% | Acquired | (price as of 2026-10-05) |
| April 26, 2019 | ALLO | J 10b5-1 | 598,937 | · | · | 5,390,415 Indirect | -10.00% | Disposed | (price as of 2026-10-05) |
| March 27, 2019 | URGN | M | 128,000 | $4.02 | $514,560 | 0 Direct | -100.00% | Disposed | 964.2% (price as of 2026-10-05) |
| March 27, 2019 | URGN | M | 128,000 | $4.02 | $514,560 | 212,211 Direct | +152.00% | Acquired | 964.2% (price as of 2026-10-05) |
| March 13, 2019 | ALLO | A | 115,333 | · | · | 150,333 Direct | +329.52% | Acquired | (price as of 2026-10-05) |
| March 13, 2019 | ALLO | A | 195,133 | · | · | 195,133 Direct | · | Acquired | (price as of 2026-10-05) |
| Oct. 15, 2018 | ALLO | P | 194,445 | $18.00 | $3,500,010 | 1,691,781 Indirect | +12.99% | Acquired | -91.7% (price as of 2026-10-05) |
| Oct. 15, 2018 | ALLO | C | 285,207 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-05) |
| Oct. 15, 2018 | ALLO | C | 1,140,829 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-05) |
| Oct. 15, 2018 | ALLO | C | 27,095 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-05) |
| Oct. 15, 2018 | ALLO | C | 1,497,336 | · | · | 1,497,336 Indirect | · | Acquired | (price as of 2026-10-05) |
| Oct. 15, 2018 | ALLO | C | 5,989,352 | · | · | 5,989,352 Indirect | · | Acquired | (price as of 2026-10-05) |
| Oct. 15, 2018 | ALLO | C | 142,248 | · | · | 3,710,006 Indirect | +3.99% | Acquired | (price as of 2026-10-05) |
| Oct. 15, 2018 | ALLO | P | 35,000 | $18.00 | $630,000 | 35,000 Direct | · | Acquired | -91.7% (price as of 2026-10-05) |
| May 10, 2011 | CAPR | A | 80,000 | · | · | 80,000 Direct | · | Acquired | (price as of 2026-10-05) |
| July 26, 2010 | CAPR | A | 80,000 | · | · | 80,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Sept. 24, 2009 | CAPR | A | 130,000 | · | · | 130,000 Direct | · | Acquired | (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.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| June 22, 2026 | URGN | Stock Option (right ot buy) | Ordinary Shares | $34.99 | June 22, 2036 | 20,000 | Acquired |
| Feb. 2, 2026 | ALLO | Stock Option (Right to buy) | Common Stock | $1.87 | Feb. 2, 2036 | 929,913 | Acquired |
| Feb. 2, 2026 | ALLO | Restricted Stock Unit | Common Stock | · | · | 263,033 | Acquired |
| Aug. 26, 2025 | URGN | Stock Option (right ot buy) | Ordinary Shares | $19.50 | Aug. 26, 2035 | 20,000 | Acquired |
| Jan. 24, 2025 | ALLO | Stock Option (Right to buy) | Common Stock | $1.94 | Jan. 24, 2035 | 1,307,927 | Acquired |
| Aug. 6, 2024 | URGN | Stock Option (right ot buy) | Ordinary Shares | $15.16 | Aug. 6, 2034 | 10,000 | Acquired |
| June 13, 2024 | DNA | Stock Option | Class A Common Stock | $0.46 | June 13, 2034 | 571,428 | Acquired |
| June 13, 2024 | DNA | Restricted Stock Units | Class A Common Stock | · | · | 432,900 | Acquired |
| June 12, 2024 | DNA | Restricted Stock Units | Class A Common Stock | · | · | 105,263 | Disposed |
| Jan. 25, 2024 | ALLO | Stock Option (Right to buy) | Common Stock | $3.20 | Jan. 25, 2034 | 749,398 | Acquired |
| Sept. 7, 2023 | URGN | Stock Option (right ot buy) | Ordinary Shares | $16.85 | Sept. 7, 2033 | 10,000 | Acquired |
| June 16, 2023 | DNA | Stock Option | Class A Common Stock | $1.90 | June 16, 2033 | 139,860 | Acquired |
| June 16, 2023 | DNA | Restricted Stock Units | Class A Common Stock | · | · | 105,263 | Acquired |
| March 22, 2023 | ALLO | Stock Option (Right to Buy) | Common Stock | $5.04 | March 22, 2033 | 994,800 | Acquired |
| Sept. 14, 2022 | URGN | Stock Option (right to buy) | Ordinary Shares | $5.00 | Oct. 7, 2022 | 160,000 | Disposed |
| Aug. 31, 2022 | URGN | Stock Option (right to buy) | Ordinary Shares | $5.00 | Sept. 1, 2022 | 3,241 | Disposed |
| June 10, 2022 | DNA | Stock Option | Class A Common Stock | $2.82 | June 10, 2032 | 108,516 | Acquired |
| June 8, 2022 | URGN | Stock Option (right to buy) | Ordinary Shares | $7.06 | June 8, 2032 | 10,000 | Acquired |
| March 23, 2022 | ALLO | Stock Option (Right to Buy) | Common Stock | $9.69 | March 23, 2032 | 1,458,333 | Acquired |
| June 7, 2021 | URGN | Stock Option (right to buy) | Common Stock | $17.98 | June 6, 2031 | 10,000 | Acquired |
| May 24, 2021 | ALLO | Stock Option (Right to Buy) | Common Stock | $18.22 | March 18, 2030 | 379,066 | Disposed |
| March 26, 2021 | URGN | Stock Option (right to buy) | Ordinary Shares | $5.00 | July 27, 2021 | 3,241 | Disposed |
| March 26, 2021 | ALLO | Stock Option (Right to Buy) | Common Stock | $33.78 | March 26, 2031 | 199,223 | Acquired |
| March 24, 2021 | URGN | Stock Option (right to buy) | Ordinary Shares | $5.00 | July 27, 2021 | 3,241 | Disposed |
| June 8, 2020 | URGN | Stock Option (right to buy) | Ordinary Shares | $28.24 | June 7, 2030 | 10,000 | Acquired |
| March 18, 2020 | ALLO | Stock Option (Right to Buy) | Common Stock | $18.22 | March 17, 2030 | 379,066 | Acquired |
| June 3, 2019 | URGN | Stock Option (Right to Buy) | Ordinary Shares | $34.83 | June 2, 2029 | 10,000 | Acquired |
| March 27, 2019 | URGN | Stock Option (right to buy | Ordinary Shares | $4.02 | Oct. 14, 2019 | 128,000 | Disposed |
| March 13, 2019 | ALLO | Stock Option (Right to Buy) | Common Stock | $26.89 | March 12, 2029 | 195,133 | Acquired |
| Oct. 15, 2018 | ALLO | Series A Convertible Preferred Stock | Common Stock | · | · | 285,207 | Disposed |
| Oct. 15, 2018 | ALLO | Series A Convertible Preferred Stock | Common Stock | · | · | 1,140,829 | Disposed |
| Oct. 15, 2018 | ALLO | Series A Convertible Preferred Stock | Common Stock | · | · | 27,095 | Disposed |
| May 10, 2011 | CAPR | Stock Option (Right to Buy) | Common Stock | $0.73 | May 10, 2021 | 80,000 | Acquired |
| July 26, 2010 | CAPR | Stock Option (Right to Buy) | Common Stock | $0.37 | July 26, 2020 | 80,000 | Acquired |
| Sept. 24, 2009 | CAPR | Stock Option (Right to Buy) | Common Stock | $1.46 | Sept. 24, 2019 | 130,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 45 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| March 28, 2022 | DNA | Class A Common Stock | 18,741 | Direct |
| March 28, 2022 | DNA | Class A Common Stock | 500,000 | Indirect |
| March 28, 2022 | DNA | Warrants | 3,748 | Direct |
| Feb. 13, 2020 | URGN | Ordinary Shares | 114,211 | Direct |
| Jan. 10, 2019 | URGN | Ordinary Shares | 84,211 | Direct |
| Jan. 10, 2019 | URGN | Stock Option (right to buy) | 3,241 | Direct |
| Jan. 10, 2019 | URGN | Stock Option (right to buy) | 128,000 | Direct |
| Jan. 10, 2019 | URGN | Stock Option (right to buy) | 3,241 | Direct |
| Jan. 10, 2019 | URGN | Stock Option (right to buy) | 160,000 | Direct |
| Jan. 10, 2019 | URGN | Stock Option (right to buy) | 20,000 | Direct |
| Jan. 10, 2019 | URGN | Stock Option (right to buy) | 10,000 | Direct |
| Oct. 10, 2018 | ALLO | Common Stock | 3,567,758 | Indirect |
| Oct. 10, 2018 | ALLO | Common Stock | 488,250 | Indirect |
| Oct. 10, 2018 | ALLO | Series A Convertible Preferred Stock | 142,248 | Indirect |
| Oct. 10, 2018 | ALLO | Series A Convertible Preferred Stock | 5,989,352 | Indirect |
| Oct. 10, 2018 | ALLO | Series A Convertible Preferred Stock | 1,497,336 | Indirect |
| Oct. 29, 2009 | CAPR | Common Stock | 76,935 | Indirect |
| Oct. 29, 2009 | CAPR | Common Stock | 64,800 | Indirect |
| Oct. 29, 2009 | CAPR | Common Stock | 243,200 | Indirect |
| Oct. 29, 2009 | CAPR | Common Stock | 292,000 | Indirect |
| Oct. 29, 2009 | CAPR | Common Stock | 34,485 | Indirect |
| Oct. 29, 2009 | CAPR | Warrant (Right to Buy) | 4,210 | Indirect |
| Oct. 29, 2009 | CAPR | Warrant (Right to Buy) | 16,200 | Indirect |
| Oct. 29, 2009 | CAPR | Warrant (Right to Buy) | 16,200 | Indirect |
| Oct. 29, 2009 | CAPR | Warrant (Right to Buy) | 32,400 | Indirect |
| Oct. 29, 2009 | CAPR | Warrant (Right to Buy) | 60,800 | Indirect |
| Oct. 29, 2009 | CAPR | Warrant (Right to Buy) | 60,800 | Indirect |
| Oct. 29, 2009 | CAPR | Warrant (Right to Buy) | 121,600 | Indirect |
| Oct. 29, 2009 | CAPR | Warrant (Right to Buy) | 73,000 | Indirect |
| Oct. 29, 2009 | CAPR | Warrant (Right to Buy) | 73,000 | Indirect |
| Oct. 29, 2009 | CAPR | Warrant (Right to Buy) | 146,000 | Indirect |
| Sept. 28, 2009 | CAPR | Common Stock | 76,935 | Indirect |
| Sept. 28, 2009 | CAPR | Common Stock | 64,800 | Indirect |
| Sept. 28, 2009 | CAPR | Common Stock | 243,200 | Indirect |
| Sept. 28, 2009 | CAPR | Common Stock | 292,000 | Indirect |
| Sept. 28, 2009 | CAPR | Warrant (Right to Buy) | 4,210 | Indirect |
| Sept. 28, 2009 | CAPR | Warrant (Right to Buy) | 16,200 | Indirect |
| Sept. 28, 2009 | CAPR | Warrant (Right to Buy) | 16,200 | Indirect |
| Sept. 28, 2009 | CAPR | Warrant (Right to Buy) | 32,400 | Indirect |
| Sept. 28, 2009 | CAPR | Warrant (Right to Buy) | 60,800 | Indirect |
| Sept. 28, 2009 | CAPR | Warrant (Right to Buy) | 60,800 | Indirect |
| Sept. 28, 2009 | CAPR | Warrant (Right to Buy) | 121,600 | Indirect |
| Sept. 28, 2009 | CAPR | Warrant (Right to Buy) | 73,000 | Indirect |
| Sept. 28, 2009 | CAPR | Warrant (Right to Buy) | 73,000 | Indirect |
| Sept. 28, 2009 | CAPR | Warrant (Right to Buy) | 146,000 | Indirect |