John L Lamattina

CIK 1216074 · View on SEC EDGAR ↗

Insider

First SEC filing: June 9, 2026 · Latest: June 9, 2026

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Insider at

Insider transactions

0 buys (P) 4 sells (S) Net: $-1,151,786 + 83 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

83 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
June 10, 2026 LGND S 3,405 $251.62 $856,766 26,969 Direct -11.21% Disposed 15.0% (price as of 2026-08-21)
June 10, 2026 LGND S 697 $249.53 $173,922 30,374 Direct -2.24% Disposed 16.0% (price as of 2026-08-21)
June 10, 2026 LGND S 232 $248.11 $57,562 31,071 Direct -0.74% Disposed 16.6% (price as of 2026-08-21)
June 10, 2026 LGND S 257 $247.22 $63,536 31,303 Direct -0.81% Disposed 17.0% (price as of 2026-08-21)
Nov. 16, 2021 LGND S 4,835 $161.86 $782,593 25,398 Direct -15.99% Disposed 186.6% (price as of 2026-08-21)
May 24, 2021 IMNM P 5,102 $18.58 $94,795 51,828 Direct +10.92% Acquired 54.6% (price as of 2026-08-21)
May 24, 2021 IMNM P 338 $18.44 $6,233 46,726 Direct +0.73% Acquired 55.7% (price as of 2026-08-21)
Sept. 4, 2018 LGND S 10b5-1 3,335 $254.96 $850,292 21,449 Direct -13.46% Disposed 81.9% (price as of 2026-08-21)
June 4, 2018 LGND S 10b5-1 4,000 $194.51 $778,040 20,956 Direct -16.03% Disposed 138.5% (price as of 2026-08-21)
March 5, 2018 LGND S 10b5-1 3,335 $160.90 $536,602 20,956 Direct -13.73% Disposed 188.3% (price as of 2026-08-21)
Nov. 17, 2017 LGND S 4,000 $139.79 $559,160 20,956 Direct -16.03% Disposed 231.8% (price as of 2026-08-21)
March 18, 2014 LGND S 5,000 $78.83 $394,150 21,356 Direct -18.97% Disposed 488.4% (price as of 2026-08-21)
March 11, 2011 LGND P 600 $9.88 $5,928 11,666 Direct +5.42% Acquired 4594.5% (price as of 2026-08-21)
March 11, 2011 LGND P 700 $9.88 $6,916 11,066 Direct +6.75% Acquired 4594.5% (price as of 2026-08-21)
March 11, 2011 LGND P 3,700 $9.88 $36,556 10,366 Direct +55.51% Acquired 4594.5% (price as of 2026-08-21)
March 11, 2011 LGND P 3,899 $9.73 $37,937 6,666 Direct +140.91% Acquired 4666.9% (price as of 2026-08-21)
March 11, 2011 LGND P 1,101 $9.73 $10,713 2,767 Direct +66.09% Acquired 4666.9% (price as of 2026-08-21)

Showing latest 100 of 207 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
June 9, 2023 LGND Non-Qualified Stock Option (right to buy) Common Stock (5,461) $73.76 June 9, 2033 5,461 Acquired
June 8, 2023 IMNM Stock Option (Right to Buy) Common Stock (6,500) $4.84 June 8, 2033 6,500 Acquired
Dec. 22, 2022 LGND Non-Qualified Stock Option (right to buy) Common Stock (4,484) $67.03 Dec. 22, 2032 4,484 Acquired
June 16, 2022 IMNM Stock Option (Right to Buy) Common Stock (6,500) $2.62 June 16, 2032 6,500 Acquired
June 10, 2022 LGND Non-Qualified Stock Option (right to buy) Common Stock (4,340) $79.29 June 10, 2032 4,340 Acquired
Nov. 16, 2021 LGND Non-Qualified Stock Option (right to buy) Common Stock (4,835) $32.30 June 11, 2023 4,835 Disposed
June 4, 2021 LGND Non-Qualified Stock Option (right to buy) Common Stock (3,269) $115.39 June 4, 2031 3,269 Acquired
May 28, 2021 IMNM Stock Option (Right to Buy) Common Stock (3,750) $20.92 May 28, 2031 3,750 Acquired
Nov. 3, 2020 IMNM Stock Option (Right to Buy) [F1] Common Stock (7,500) $11.38 Nov. 3, 2030 7,500 Acquired
Oct. 6, 2020 IMNM Warrant (right to buy) Common Stock (11,111) $9.00 June 2, 2023 11,111 Acquired
Oct. 6, 2020 IMNM Warrant (right to buy) Series A Convertible Preferred Stock (11,111) $9.00 June 2, 2023 11,111 Disposed
Oct. 6, 2020 IMNM Series A Convertible Preferred Stock Common Stock (46,388) — — 46,388 Disposed
June 10, 2020 LGND Non-Qualified Stock Option (right to buy) Common Stock (2,468) $117.58 June 10, 2030 2,468 Acquired
Aug. 1, 2019 LGND Non-Qualified Stock Option (right to buy) Common Stock (2,500) $32.30 June 11, 2023 2,500 Disposed
June 26, 2019 LRMR Stock Option (Right to Buy) Common Stock (27,000) $1.25 June 26, 2029 27,000 Acquired
June 6, 2019 LGND Non-Qualified Stock Option (right to buy) Common Stock (4,071) $113.59 June 6, 2029 4,071 Acquired
Sept. 4, 2018 LGND Non-Qualified Stock Option (right to buy) Common Stock (3,335) $12.53 May 31, 2022 3,335 Disposed
June 19, 2018 LGND Non-Qualified Stock Option (right to buy) Common Stock (2,474) — June 18, 2028 2,474 Acquired
June 19, 2018 LGND Non-Qualified Stock Option (right to buy) Common Stock (2,474) $76.77 June 18, 2028 2,474 Acquired
June 6, 2018 LRMR Stock Option (Right to Buy) Common Stock (20,000) $6.79 June 6, 2028 20,000 Acquired
June 4, 2018 LGND Non-Qualified Stock Option (right to buy) Common Stock (4,000) $12.53 May 31, 2022 4,000 Disposed
March 5, 2018 LGND Non-Qualified Stock Option (right to buy) Common Stock (3,335) $10.12 June 1, 2021 3,335 Disposed
Nov. 17, 2017 LGND Non-Qualified Stock Option (right to buy) Common Stock (4,000) $10.12 June 1, 2021 4,000 Disposed
June 21, 2017 LRMR Stock Option (Right to Buy) Common Stock (14,500) $3.95 June 21, 2027 14,500 Acquired
May 25, 2017 LGND Non-Qualified Stock Option (right to buy) Common Stock (2,456) $113.50 May 25, 2027 2,456 Acquired
June 30, 2016 LRMR Stock Option (Right to Buy) Common Stock (12,000) $5.99 June 30, 2026 12,000 Acquired
May 23, 2016 LGND Non-Qualified Stock Option (right to buy) Common Stock (2,329) $119.30 May 23, 2026 2,329 Acquired
Jan. 25, 2016 LRMR Stock Option (Right to Buy) Common Stock (9,150) $7.91 Jan. 25, 2026 9,150 Acquired
July 13, 2015 LRMR Stock Option (Right to Buy) Common Stock (12,000) $37.15 July 13, 2025 12,000 Acquired
April 24, 2015 LGND Non-Qualified Stock Option (right to buy) Common Stock (2,754) $89.75 April 24, 2025 2,754 Acquired
Jan. 8, 2015 LRMR Stock Option (Right to Buy) Common Stock (1,593) $40.04 Jan. 8, 2025 1,593 Acquired
June 4, 2014 LGND Non-Qualified Stock Option (right to buy) Common Stock (3,312) $67.53 June 4, 2024 3,312 Acquired
March 18, 2014 LGND Non-Qualified Stock Option (right to buy) Common Stock (5,000) $8.97 Feb. 7, 2014 5,000 Disposed
June 11, 2013 LGND Non-Qualified Stock Option (right to buy) Common Stock (7,335) $32.30 June 11, 2023 7,335 Acquired
May 31, 2012 LGND Non-Qualified Stock Option (right to buy) Common Stock (7,335) $12.53 May 31, 2022 7,335 Acquired
June 1, 2011 LGND Non-Qualified Stock Option (right to buy) Common Stock (7,335) $10.12 June 1, 2012 7,335 Acquired
Feb. 7, 2011 LGND Non-Qualified Stock Option (right to buy) Common Stock (5,000) $8.97 Feb. 7, 2014 5,000 Acquired
Oct. 15, 2007 PFE Phantom Stock Units SSP Common Stock (214) — — 214 Acquired
Sept. 28, 2007 PFE Phantom Stock Units SSP Common Stock (232) — — 232 Acquired
Sept. 14, 2007 PFE Phantom Stock Units SSP Common Stock (226) — — 226 Acquired
Aug. 31, 2007 PFE Phantom Stock Units SSP Common Stock (185) — — 185 Acquired
Aug. 15, 2007 PFE Phantom Stock Units SSP Common Stock (910) — — 910 Acquired
July 31, 2007 PFE Phantom Stock Units SSP Common Stock (239) — — 239 Acquired
July 13, 2007 PFE Phantom Stock Units SSP Common Stock (215) — — 215 Acquired
June 29, 2007 PFE Phantom Stock Units SSP Common Stock (217) — — 217 Acquired
June 15, 2007 PFE Phantom Stock Units SSP Common Stock (212) — — 212 Acquired
May 31, 2007 PFE Phantom Stock Units SSP Common Stock (192) — — 192 Acquired
May 15, 2007 PFE Phantom Stock Units SSP Common Stock (777) — — 777 Acquired
April 30, 2007 PFE Phantom Stock Units SSP Common Stock (207) — — 207 Acquired
April 13, 2007 PFE Phantom Stock Units SSP Common Stock (198) — — 198 Acquired
March 30, 2007 PFE Phantom Stock Units SSP Common Stock (205) — — 205 Acquired
March 15, 2007 PFE Phantom Stock Units SSP Common Stock (3,927) — — 3,927 Acquired
Feb. 22, 2007 PFE Employee Stock Option (right to buy) Common Stock (177,500) $25.87 Feb. 21, 2017 177,500 Acquired
Feb. 7, 2007 PFE Employee Stock Option (right to buy) Common Stock (13,800) $18.35 Aug. 27, 2007 13,800 Disposed
Dec. 29, 2006 PFE Phantom Stock Units SSP Common Stock (200) — — 200 Acquired
Dec. 15, 2006 PFE Phantom Stock Units SSP Common Stock (272) — — 272 Acquired
Nov. 30, 2006 PFE Phantom Stock Units SSP Common Stock (172) — — 172 Acquired
Nov. 15, 2006 PFE Phantom Stock Units SSP Common Stock (632) — — 632 Acquired
Oct. 31, 2006 PFE Phantom Stock Units SSP Common Stock (206) — — 206 Acquired
Oct. 13, 2006 PFE Phantom Stock Units SSP Common Stock (205) — — 205 Acquired
Sept. 29, 2006 PFE Phantom Stock Units SSP Common Stock (188) — — 188 Acquired
Sept. 15, 2006 PFE Phantom Stock Units SSP Common Stock (182) — — 182 Acquired
Aug. 31, 2006 PFE Phantom Stock Units SSP Common Stock (168) — — 168 Acquired
Aug. 15, 2006 PFE Phantom Stock Units SSP Common Stock (617) — — 617 Acquired
July 31, 2006 PFE Phantom Stock Units SSP Common Stock (176) — — 176 Acquired
July 14, 2006 PFE Phantom Stock Units SSP Common Stock (240) — — 240 Acquired
June 30, 2006 PFE Phantom Stock Units SSP Common Stock (231) — — 231 Acquired
June 15, 2006 PFE Phantom Stock Units SSP Common Stock (217) — — 217 Acquired
May 31, 2006 PFE Phantom Stock Units SSP Common Stock (256) — — 256 Acquired
May 24, 2006 TMO Stock Option (Right to Buy) Common Stock (10,500) $36.75 May 24, 2013 10,500 Acquired
May 15, 2006 PFE Phantom Stock Units SSP Common Stock (643) — — 643 Acquired
April 28, 2006 PFE Phantom Stock Units SSP Common Stock (207) — — 207 Acquired
April 17, 2006 PFE Phantom Stock Units SSP Common Stock (157) — — 157 Acquired
March 31, 2006 PFE Phantom Stock Units SSP Common Stock (3) — — 3 Acquired
March 15, 2006 PFE Phantom Stock Units SSP Common Stock (4,401) — — 4,401 Acquired
Feb. 23, 2006 PFE Employee Stock Option (right to buy) Common Stock (300,000) $26.20 Feb. 22, 2016 300,000 Acquired
Dec. 30, 2005 PFE Phantom Stock Units SSP Common Stock (202) — — 202 Acquired
Dec. 15, 2005 PFE Phantom Stock Units SSP Common Stock (204) — — 204 Acquired
Dec. 15, 2005 PFE Phantom Stock Units SSP Common Stock (384) — — 384 Acquired
Nov. 30, 2005 PFE Phantom Stock Units SSP Common Stock (257) — — 257 Acquired
Nov. 15, 2005 PFE Phantom Stock Units SSP Common Stock (561) — — 561 Acquired
Nov. 1, 2005 PFE Phantom Stock Units SSP Common Stock (261) — — 261 Acquired
Oct. 14, 2005 PFE Phantom Stock Units SSP Common Stock (205) — — 205 Acquired
Sept. 30, 2005 PFE Phantom Stock Units SSP Common Stock (208) — — 208 Acquired
Sept. 15, 2005 PFE Phantom Stock Units SSP Common Stock (195) — — 195 Acquired
Aug. 31, 2005 PFE Phantom Stock Units SSP Common Stock (208) — — 208 Acquired
Aug. 15, 2005 PFE Phantom Stock Units SSP Common Stock (460) — — 460 Acquired
July 29, 2005 PFE Phantom Stock Units SSP Common Stock (200) — — 200 Acquired
July 15, 2005 PFE Phantom Stock Units SSP Common Stock (192) — — 192 Acquired
June 30, 2005 PFE Phantom Stock Units SSP Common Stock (188) — — 188 Acquired
June 15, 2005 PFE Phantom Stock Units SSP Common Stock (174) — — 174 Acquired
May 31, 2005 PFE Phantom Stock Units SSP Common Stock (186) — — 186 Acquired
May 17, 2005 TMO Stock Option (Right to Buy) Common Stock (7,500) $26.53 May 17, 2012 7,500 Acquired
May 13, 2005 PFE Phantom Stock Units SSP Common Stock (416) — — 416 Acquired
April 29, 2005 PFE Phantom Stock Units SSP Common Stock (193) — — 193 Acquired
April 15, 2005 PFE Phantom Stock Units SSP Common Stock (164) — — 164 Acquired
March 11, 2005 PFE Phantom Stock Units SSP Common Stock (3,869) — — 3,869 Acquired
Feb. 24, 2005 PFE Employee Stock Option (right to buy) Common Stock (219,500) $26.20 Feb. 26, 2015 219,500 Acquired
Dec. 31, 2004 PFE Phantom Stock Units SSP Common Stock (201) — — 201 Acquired
Dec. 15, 2004 PFE Phantom Stock Units SSP Common Stock (168) — — 168 Acquired

Showing latest 100 of 124 transactions

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

Initial ownership (Form 3) 18 holdings

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

Date Ticker Security Shares Ownership
Oct. 1, 2020 IMNM Series A Convertible Preferred Stock→ Common Stock (46,388) 46,388 Indirect
Oct. 1, 2020 IMNM Warrant (right to buy)→ Series A Convertible Preferred Stock (11,111) 11,111 Indirect
Oct. 1, 2020 IMNM Stock Option (right to buy)→ Common Stock (23,933) 23,933 Direct
June 18, 2014 LRMR Stock Option (Right to Buy)→ Common Stock (7,961) 7,961 Direct
Jan. 9, 2004 PFE Common Stock 281,115 Direct
Jan. 9, 2004 PFE Common Stock 4,490 Indirect
Jan. 9, 2004 PFE Common Stock 47,092 Indirect
Jan. 9, 2004 PFE Common Stock 11,690 Indirect
Jan. 9, 2004 PFE Employee Stock Option (right to buy)→ Common Stock (6,072) 6,072 Direct
Jan. 9, 2004 PFE Employee Stock Option (right to buy)→ Common Stock (13,800) 13,800 Direct
Jan. 9, 2004 PFE Employee Stock Option (right to buy)→ Common Stock (81,000) 81,000 Direct
Jan. 9, 2004 PFE Employee Stock Option (right to buy)→ Common Stock (84,450) 84,450 Direct
Jan. 9, 2004 PFE Employee Stock Option (right to buy)→ Common Stock (65,000) 65,000 Direct
Jan. 9, 2004 PFE Employee Stock Option (right to buy)→ Common Stock (250,000) 250,000 Direct
Jan. 9, 2004 PFE Employee Stock Option (right to buy)→ Common Stock (100,000) 100,000 Direct
Jan. 9, 2004 PFE Employee Stock Option (right to buy)→ Common Stock (100,000) 100,000 Direct
Jan. 9, 2004 PFE Phantom Stock Units (AIP)→ Common Stock (50,734) 50,734 Direct
Jan. 9, 2004 PFE Phantom Stock Units SSP→ Common Stock (24,983) 24,983 Direct