Michael Weiser

CIK 1221449 · View on SEC EDGAR ↗

Insider

First SEC filing: March 19, 2018 · Latest: March 19, 2018

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Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 68 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

68 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
May 31, 2022 IOVA P 7,813 $6.80 $53,128 112,632 Direct +7.45% Acquired 6.9% (price as of 2026-08-18)
May 31, 2022 IOVA P 2,187 $6.79 $14,850 104,819 Direct +2.13% Acquired 7.1% (price as of 2026-08-18)
May 25, 2011 TCRT S 15,000 $6.53 $97,950 135,945 Direct -9.94% Disposed -99.8% (price as of 2026-08-18)
July 12, 2006 TGTX P 3,200 $0.75 $2,400 2,213,338 Direct +0.14% Acquired -97.7% (price as of 2026-08-18)
July 12, 2006 TGTX P 1,800 $0.72 $1,296 2,210,138 Direct +0.08% Acquired -97.6% (price as of 2026-08-18)

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 16, 2026 IOVA Deferred Restricted Stock Unit Common Stock (90,316) — — 90,316 Acquired
June 13, 2025 IOVA Deferred Restricted Stock Unit Common Stock (67,546) — — 67,546 Acquired
June 11, 2024 IOVA Deferred Restricted Stock Unit Common Stock (49,303) — — 49,303 Acquired
March 1, 2024 IOVA Deferred Restricted Stock Unit Common Stock (100,000) — — 100,000 Acquired
June 6, 2023 IOVA Deferred Restricted Stock Unit Common Stock (51,955) — — 51,955 Acquired
June 10, 2022 IOVA Deferred Restricted Stock Unit Common Stock (51,204) — — 51,204 Acquired
June 29, 2021 IOVA Stock Option (right to buy) Common Stock (35,000) $26.33 June 29, 2031 35,000 Acquired
June 8, 2020 IOVA Stock Option (right to buy) Common Stock (35,000) $32.17 June 7, 2030 35,000 Acquired
June 10, 2019 IOVA Stock Option (right to buy) Common Stock (50,000) $19.93 June 9, 2029 50,000 Acquired
July 17, 2018 IOVA Stock Option (right to buy) Common Stock (35,000) $14.45 July 16, 2028 35,000 Acquired
March 15, 2018 IOVA Stock Option (right to buy) Common Stock (50,000) $16.20 March 14, 2028 50,000 Acquired
Dec. 8, 2017 TCRT Stock Option (right to buy) Common Stock (20,000) $2.73 Dec. 12, 2017 20,000 Disposed
June 12, 2017 TCRT Stock Option (Right to Buy) Common Stock (15,000) $4.85 June 18, 2017 15,000 Disposed
April 19, 2016 TCRT Stock Option (right to buy) Common Stock (15,000) $5.01 April 26, 2016 15,000 Disposed
Dec. 31, 2014 TCRT Stock Option (right to buy) Common Stock (25,000) $5.07 Dec. 31, 2024 25,000 Acquired
Dec. 31, 2013 TCRT Stock Option (right to buy) Common Stock (25,000) $4.34 Dec. 31, 2023 25,000 Acquired
May 31, 2012 TCRT Common Stock Warrants (right to buy) Common Stock (35,566) $3.93 May 31, 2012 35,566 Disposed
Dec. 31, 2010 TCRT Stock Option (right to buy) Common Stock (30,000) $4.77 Dec. 31, 2020 30,000 Acquired
March 31, 2010 TCRT Stock Options (right to buy) Common Stock, $.001 par value (15,000) $5.09 March 31, 2020 15,000 Acquired
March 3, 2010 TGTX Stock Options Common Stock (250,000) $0.07 March 2, 2015 250,000 Acquired
Dec. 31, 2009 TCRT Stock Options (right to buy) Common Stock, $.001 par value (7,500) $2.85 Dec. 31, 2019 7,500 Acquired
May 13, 2009 TCRT Stock Option (right to buy) Common Stock (15,000) $0.70 May 13, 2019 15,000 Acquired
Sept. 11, 2008 TGTX Warrant Common Stock (24,000) $0.20 Sept. 10, 2013 24,000 Acquired
March 25, 2008 TGTX Stock Options Common Stock (75,000) $0.17 March 25, 2018 75,000 Acquired
Dec. 12, 2007 TCRT Stock Option (right to buy) Common Stock (20,000) $2.73 Dec. 12, 2017 20,000 Acquired
June 18, 2007 TCRT Stock Option (right to buy) Common Stock (15,000) $4.85 June 18, 2017 15,000 Acquired
Jan. 30, 2007 TGTX Director Stock Option [F1] Common Stock (50,000) $0.71 Jan. 30, 2017 50,000 Acquired
Dec. 13, 2006 TCRT Director Stock Option (right to buy) Common Stock, $.001 par value (15,000) $6.49 Dec. 13, 2016 15,000 Acquired
May 3, 2006 TCRT Warrants to purchase Common Stock Common Stock, $.001 par value (18,319) $5.09 May 3, 2013 18,319 Acquired
April 26, 2006 TCRT Director Stock Option (right to buy) Common Stock (15,000) $5.01 April 26, 2016 15,000 Acquired
Feb. 1, 2006 TGTX Warrant Common Stock (24,099) $1.44 Aug. 30, 2010 24,099 Acquired
Sept. 13, 2005 TCRT Warrants to Purchase Common Stock Common Stock, $.001 par value (35,566) $4.75 May 31, 2012 35,566 Acquired
Sept. 13, 2005 TCRT Director Stock Option Common Stock, $.001 par value (15,029) $4.31 July 20, 2015 15,029 Acquired
Jan. 11, 2005 TGTX Director Stock Option [F3] Commn Stock (30,000) $1.00 Jan. 11, 2015 30,000 Acquired
Jan. 28, 2004 TGTX Option Common (25,000) $1.65 Jan. 27, 2014 75,000 Acquired
Jan. 27, 2004 TGTX Warrant Common (103,655) $1.21 Jan. 27, 2009 103,655 Acquired

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

Initial ownership (Form 3) 4 holdings

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

Date Ticker Security Shares Ownership
March 19, 2018 IOVA Common Stock 77,632 Direct
March 19, 2018 IOVA Common Stock 28,484 Indirect
March 19, 2018 IOVA Warrant→ Common Stock (25,000) 25,000 Direct
Sept. 28, 2005 TCRT Common Stock, $.001 par value 0 Direct