John Maraganore

CIK 1180432 · View on SEC EDGAR ↗

Insider

First SEC filing: June 10, 2026 · Latest: June 10, 2026

On this page

Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 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
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
Sept. 12, 2018 AGIO S 0 — — 36,209 Direct 0.00% Disposed (price as of 2026-08-20)
Sept. 12, 2018 AGIO S 14,162 $71.74 $1,015,982 22,047 Direct -39.11% Disposed -52.5% (price as of 2026-08-20)
Sept. 11, 2018 AGIO S 2,400 $73.82 $177,168 36,209 Direct -6.22% Disposed -53.8% (price as of 2026-08-20)
Sept. 11, 2018 AGIO S 11,155 $72.52 $808,961 38,609 Direct -22.42% Disposed -53.0% (price as of 2026-08-20)
July 20, 2016 ALNY S 10b5-1 600 $64.29 $38,574 147,864 Direct -0.40% Disposed 271.8% (price as of 2026-08-20)
July 20, 2016 ALNY S 10b5-1 12,057 $65.56 $790,457 135,807 Direct -8.15% Disposed 264.6% (price as of 2026-08-20)
July 20, 2016 ALNY S 10b5-1 2,418 $66.00 $159,588 133,389 Direct -1.78% Disposed 262.2% (price as of 2026-08-20)
July 19, 2016 ALNY S 10b5-1 13,571 $63.73 $864,880 134,894 Direct -9.14% Disposed 275.1% (price as of 2026-08-20)
July 19, 2016 ALNY S 10b5-1 1,505 $64.56 $97,163 133,389 Direct -1.12% Disposed 270.3% (price as of 2026-08-20)
April 20, 2016 ALNY S 10b5-1 12,670 $67.38 $853,705 135,794 Direct -8.53% Disposed 254.8% (price as of 2026-08-20)
April 20, 2016 ALNY S 10b5-1 2,405 $68.24 $164,117 133,389 Direct -1.77% Disposed 250.3% (price as of 2026-08-20)
April 19, 2016 ALNY S 10b5-1 9,371 $67.02 $628,044 139,094 Direct -6.31% Disposed 256.7% (price as of 2026-08-20)
April 19, 2016 ALNY S 10b5-1 5,405 $68.00 $367,540 133,689 Direct -3.89% Disposed 251.5% (price as of 2026-08-20)
April 19, 2016 ALNY S 10b5-1 300 $68.71 $20,613 133,389 Direct -0.22% Disposed 247.9% (price as of 2026-08-20)
Dec. 16, 2014 AGIO P 1,806 $110.75 $200,014 50,689 Direct +3.69% Acquired -69.2% (price as of 2026-08-20)
June 23, 2014 AGIO P 2,300 $43.98 $101,154 48,883 Direct +4.94% Acquired -22.4% (price as of 2026-08-20)
April 29, 2014 AGIO P 2,250 $44.00 $99,000 46,583 Direct +5.08% Acquired -22.5% (price as of 2026-08-20)
July 24, 2013 AGIO P 8,333 $18.00 $149,994 44,333 Direct +23.15% Acquired 89.5% (price as of 2026-08-20)
Feb. 21, 2012 ALNY P 5,581 $10.75 $59,996 58,503 Direct +10.55% Acquired 2123.6% (price as of 2026-08-20)
Jan. 9, 2012 ALNY P 10b5-1 1,134 $8.81 $9,991 52,922 Direct +2.19% Acquired 2613.3% (price as of 2026-08-20)
Dec. 12, 2011 ALNY P 10b5-1 1,397 $7.15 $9,989 51,788 Direct +2.77% Acquired 3243.2% (price as of 2026-08-20)
Nov. 14, 2011 ALNY P 10b5-1 1,411 $7.08 $9,990 50,391 Direct +2.88% Acquired 3276.3% (price as of 2026-08-20)

Showing latest 100 of 339 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
July 10, 2026 TAK Tax Obligation Award Ordinary Shares (1,152) — June 1, 2026 1,152 Disposed
July 1, 2026 TAK Tax Obligation Award Ordinary Shares (1,319) — June 1, 2029 1,319 Acquired
June 24, 2026 KYMR Stock Option (Right to Buy) Common Stock (6,068) $99.87 June 23, 2036 6,068 Acquired
June 10, 2026 RAPP Stock Option (Right to Buy) Common Stock (15,200) $35.21 June 10, 2036 15,200 Acquired
June 3, 2026 BEAM Stock Option (Right to Buy) Common Stock (19,676) $29.55 June 3, 2036 19,676 Acquired
May 4, 2026 COAG Series C Preferred Stock Common Stock (17,974) — — 817 Disposed
May 4, 2026 COAG Series B Preferred Stock Common Stock (17,974) — — 817 Disposed
Jan. 29, 2026 COAG Warrants (Right to Buy) Common Stock (107,338) $6.00 Jan. 28, 2036 107,338 Acquired
June 25, 2025 KYMR Stock Option (Right to Buy) Common Stock (16,000) $46.47 June 24, 2035 16,000 Acquired
June 17, 2025 RAPP Stock Option (Right to Buy) Common Stock (21,850) $10.95 June 17, 2035 21,850 Acquired
June 4, 2025 BEAM Stock Option (Right to Buy) Common Stock (33,662) $17.15 June 4, 2035 33,662 Acquired
June 18, 2024 KYMR Stock Option (Right to Buy) Common Stock (16,000) $31.20 June 17, 2034 16,000 Acquired
June 5, 2024 BEAM Stock Option (Right to Buy) Common Stock (23,114) $24.49 June 5, 2034 23,114 Acquired
June 29, 2023 PROK Director stock option (right to buy) Class A Ordinary Shares (48,128) $10.56 June 29, 2033 48,128 Acquired
June 15, 2023 KYMR Stock Option (Right to Buy) Common Stock (12,000) $27.67 June 14, 2033 12,000 Acquired
June 6, 2023 BEAM Stock Option (Right to Buy) Common Stock (16,532) $34.33 June 6, 2033 16,532 Acquired
Sept. 1, 2022 BEAM Stock Option (Right to Buy) Common Stock (10,391) $55.58 Sept. 1, 2032 10,391 Acquired
July 11, 2022 PROK Common Units in ProKidney LP [F3] Class A Ordinary Shares (614,013) — — 614,013 Acquired
July 11, 2022 PROK Class B Ordinary Shares Class A Ordinary Shares (614,013) — — 614,013 Acquired
Jan. 18, 2022 KYMR Stock Option (Right to Buy) Common Stock (24,000) $39.61 Jan. 17, 2032 24,000 Acquired
Nov. 5, 2021 BEAM Stock Option (Right to Buy) Common Stock (13,133) $89.53 Nov. 5, 2031 13,133 Acquired
May 31, 2019 AGIO Restricted stock units Common stock (1,400) — — 1,400 Disposed
May 29, 2019 AGIO Restricted stock units Common stock (1,878) — — 1,878 Acquired
May 29, 2019 AGIO Stock option (right to buy) Common stock (8,919) $47.91 May 29, 2029 8,919 Acquired
Aug. 10, 2018 ALNY Performance Based Stock Option 2013 (right to buy) Common Stock (15,000) $63.00 Dec. 18, 2023 25,000 Acquired
Aug. 10, 2018 ALNY Performance Based Stock Option 2014 (right to buy) Common Stock (25,000) $96.45 Dec. 17, 2024 25,000 Acquired
May 31, 2018 AGIO Restricted stock units Common stock (1,400) — — 1,400 Acquired
May 31, 2018 AGIO Stock option (right to buy) Common stock (5,700) $93.50 May 30, 2028 5,700 Acquired
Dec. 20, 2017 ALNY Performance Based Stock Option 2016 (right to buy) Common Stock (6,250) $42.22 Dec. 20, 2026 6,250 Acquired
Dec. 19, 2017 ALNY Stock Option (right to buy) Common Stock (1,587) $63.00 Dec. 18, 2023 1,587 Acquired
June 13, 2017 AGIO Stock option (right to buy) Common stock (8,000) $50.73 June 12, 2027 8,000 Acquired
Dec. 20, 2016 ALNY Stock Option (right to buy) Common Stock (25,000) $42.22 Dec. 20, 2026 25,000 Acquired
Dec. 12, 2016 ALNY Stock Option (right to buy) Common Stock (30,151) $22.75 Dec. 14, 2016 30,151 Disposed
July 20, 2016 ALNY Stock Option (right to buy) Common Stock (15,075) $22.75 Dec. 14, 2016 15,075 Disposed
July 19, 2016 ALNY Stock Option (right to buy) Common Stock (15,076) $22.75 Dec. 14, 2016 15,076 Disposed
June 21, 2016 AGIO Stock option (right to buy) Common stock (8,000) $47.33 June 20, 2026 8,000 Acquired
April 20, 2016 ALNY Stock Option (right to buy) Common Stock (15,075) $22.75 Dec. 14, 2016 15,075 Acquired
April 19, 2016 ALNY Stock Option (right to buy) Common Stock (15,076) $22.75 Dec. 14, 2016 15,076 Acquired
Feb. 1, 2016 ALNY Performance Stock Option 2014 (right to buy) Common Stock (25,000) $96.45 Dec. 17, 2024 25,000 Acquired
Dec. 18, 2015 ALNY Stock Option (right to buy) Common Stock (65,000) $88.95 Dec. 18, 2025 65,000 Acquired
June 23, 2015 AGIO Stock option (right to buy) Common stock (10,625) $103.63 June 22, 2025 10,625 Acquired
May 30, 2014 AGIO Stock Option (right to buy) Common Stock (12,500) $35.16 May 29, 2024 12,500 Acquired
April 14, 2014 ALNY Stock Option (right to buy) Common Stock (7,621) $13.12 Dec. 7, 2015 7,621 Disposed
April 14, 2014 ALNY Stock Option (right to buy) Common Stock (4,395) $22.75 Dec. 14, 2016 4,395 Disposed
April 14, 2014 ALNY Stock Option (right to buy) Common Stock (2,735) $9.14 Dec. 8, 2020 2,735 Disposed
April 14, 2014 ALNY Stock Option (right to buy) Common Stock (6,087) $16.43 Dec. 9, 2019 6,087 Disposed
April 14, 2014 ALNY Stock Option (right to buy) Common Stock (4,684) $21.35 Dec. 8, 2018 4,684 Disposed
April 14, 2014 ALNY Stock Option (right to buy) Common Stock (3,185) $31.39 Dec. 12, 2017 3,185 Disposed
Feb. 3, 2014 ALNY Stock Option (right to buy) Common Stock (46,331) $6.78 Dec. 7, 2014 46,331 Disposed
Dec. 18, 2013 ALNY Stock Option (right to buy) Common Stock (150,000) $63.00 Dec. 18, 2023 150,000 Acquired
Dec. 4, 2013 AGIO Stock Option (Right to Buy) Common Stock (10,000) $18.01 Dec. 4, 2023 10,000 Acquired
Sept. 11, 2013 ALNY Stock Option (right to buy) Common Stock (10,000) $55.96 Sept. 11, 2023 10,000 Acquired
Dec. 20, 2012 ALNY Stock Option (right to buy) Common Stock (150,000) $18.66 Dec. 20, 2022 150,000 Acquired
Dec. 19, 2012 ALNY Stock Option (right to buy) Common Stock (14,102) $0.48 Feb. 26, 2013 14,102 Disposed
Dec. 19, 2012 ALNY Stock Option (right to buy) Common Stock (4,515) $0.48 Feb. 26, 2013 4,515 Disposed
Nov. 30, 2011 ALNY Stock Option (right to buy) Common Stock (150,000) $7.10 Nov. 30, 2021 150,000 Acquired
Dec. 8, 2010 ALNY Stock Option (right to buy) Common Stock (150,000) $9.14 Dec. 8, 2020 150,000 Acquired
Aug. 17, 2010 ALNY Stock Option (Right to buy) Common Stock (50,000) $0.48 Feb. 26, 2013 50,000 Disposed
Dec. 10, 2009 ALNY Stock Option (right to buy) Common Stock (105,000) $16.43 Dec. 9, 2019 105,000 Acquired
June 18, 2009 ALNY Non Qualified Stock Option Common Stock (11,800) $0.48 Feb. 26, 2013 11,800 Disposed
June 18, 2009 ALNY Incentive Stock Option Common Stock (28,200) $0.48 Feb. 26, 2013 28,200 Disposed
June 17, 2009 ALNY Non Qualified Stock Option Common Stock (40,000) $0.48 Feb. 26, 2013 40,000 Disposed
June 16, 2009 ALNY Non Qualified Stock Option Common Stock (39,600) $0.48 Feb. 26, 2013 39,600 Disposed
June 16, 2009 ALNY Non Qualified Stock Option Common Stock (400) $0.48 Feb. 26, 2013 400 Disposed
Dec. 9, 2008 ALNY Stock Option (right to buy) Common Stock (153,320) $21.35 Dec. 8, 2018 153,320 Acquired
Aug. 18, 2008 ALNY Incentive Stock Option (right to buy) Common Stock (750) $0.48 Feb. 26, 2013 750 Disposed
Aug. 14, 2008 ALNY Incentive Stock Option (right to buy) Common Stock (37,500) $0.48 Feb. 26, 2013 37,500 Disposed
Aug. 13, 2008 ALNY Incentive Stock Option (right to buy) Common Stock (37,500) $0.48 Feb. 26, 2013 37,500 Disposed
June 30, 2008 ALNY Incentive Stock Option (right to buy) Common Stock (3,000) $0.48 Feb. 26, 2013 3,000 Disposed
Dec. 12, 2007 ALNY Stock Option (right to buy) Common Stock (150,600) $31.39 Dec. 12, 2017 150,600 Acquired
June 29, 2007 ALNY Incentive Stock Option (right to buy) Common Stock (37,500) $0.48 Feb. 26, 2013 37,500 Disposed
June 28, 2007 ALNY Incentive Stock Option (right to buy) Common Stock (37,500) $0.48 Feb. 26, 2013 37,500 Disposed
Dec. 14, 2006 ALNY Stock Option (right to buy) Common Stock (125,000) $22.75 Dec. 13, 2016 125,000 Acquired
May 15, 2006 ALNY Stock option (right to buy) Common Stock (37,500) $0.48 Feb. 25, 2013 37,500 Acquired
May 12, 2006 ALNY Stock option (right to buy) Common Stock (37,500) $0.48 Feb. 25, 2013 37,500 Disposed
Dec. 7, 2005 ALNY Stock Option (right to buy) Common Stock (125,000) $13.12 Dec. 6, 2015 125,000 Acquired
Oct. 12, 2005 ALNY Stock Option (right to buy) Common Stock (250,000) $7.47 Dec. 21, 2014 250,000 Acquired
Dec. 7, 2004 ALNY Stock Option (right to buy) Common Stock (150,000) $6.78 Dec. 7, 2014 150,000 Acquired

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
April 30, 2026 COAG Series B Preferred Stock→ Common Stock (17,974) 17,974 Direct
April 30, 2026 COAG Series C Preferred Stock→ Common Stock (17,974) 17,974 Direct
April 30, 2026 COAG Warrants (Right to Buy)→ Common Stock (47,476) 47,476 Direct
April 30, 2026 COAG Warrants (Right to Buy)→ Common Stock (90,222) 90,222 Direct
April 30, 2026 COAG Warrants (Right to Buy)→ Common Stock (107,338) 107,338 Direct
March 18, 2026 TAK American Depositary Shares 7,600 Direct
March 18, 2026 TAK Ordinary Shares 9,700 Direct
March 18, 2026 TAK Tax Obligation Award→ Ordinary Shares (1,152) 1,152 Direct
March 18, 2026 TAK Tax Obligation Award→ Ordinary Shares (1,192) 1,192 Direct
March 18, 2026 TAK Tax Obligation Award→ Ordinary Shares (1,180) 1,180 Direct
June 6, 2024 RAPP Stock Option (Right to Buy)→ Common Stock (87,567) 87,567 Direct
July 13, 2022 PROK No securities owned. 0 Direct
July 23, 2013 AGIO Common Stock — Direct
May 27, 2004 ALNY Stock Option (right to buy)→ Common Stock — Direct
May 27, 2004 ALNY Stock Option (right to buy)→ Common Stock — Direct
May 27, 2004 ALNY Stock Option (right to buy)→ Common Stock — Direct
May 27, 2004 ALNY Stock Option (right to buy)→ Common Stock — Direct
May 27, 2004 ALNY Stock Option (right to buy)→ Common Stock — Indirect

Compensation (DEF 14A)

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

ALNY

PEO
Fiscal year Salary Bonus Stock awards Option awards Non-equity incentive Pension change Other Total
2021 $948,500 — — $7,861,410 $1,095,720 — $271,055 $10,176,685
2020 $946,200 — — $5,746,295 $1,110,000 — $15,669 $7,818,164
2019 $845,000 — — $4,327,138 $913,750 — $27,773 $7,317,856

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