Cogent Biosciences, Inc. ($COGT) Insider Transactions

Last updated: 2026-04-03 21:06 UTC | Total transactions: 77

In the last 12 months, insiders at Cogent Biosciences, Inc. ($COGT) filed 77 transactions with the SEC: 2 open-market purchases totaling $25,332,406 and 6 sales totaling $382,198,705. Net insider sentiment: net selling.

Cogent Biosciences, Inc. operates in the Pharmaceutical preparations industry (Life sciences sector).

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View all SEC Filings for Cogent Biosciences, Inc. (COGT).

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Recent Insider Transactions

Transaction Date Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
April 1, 2026 Ferrante Karen Jean Not found A Stock Option (Right to Buy) 686 $0.00 686.0000 162,308,820 9999.99% 0.00%
March 31, 2026 Fairmount Funds Management LLC Director C Series A Convertible Preferred Stock 28000 $0.00 39,414.0000 162,308,820 41.53% 0.02%
March 31, 2026 Fairmount Funds Management LLC Director C Common Stock 7000000 $0.00 12,503,418.0000 162,308,820 127.19% 4.31%
March 31, 2026 Fairmount Funds Management LLC Director S Common Stock 7000000 $34.66 5,503,418.0000 162,308,820 55.98% 4.31%
Jan. 22, 2026 Fairmount Funds Management LLC Director S Common Stock 3500000 $36.40 5,503,418.0000 142,376,529 38.87% 2.46%
Jan. 1, 2026 Ferrante Karen Jean Not found A Stock Option (Right to Buy) 643 $0.00 643.0000 142,376,529 9999.99% 0.00%
Dec. 26, 2025 Robinson John Edward Chief Scientific Officer S Common Stock 90000 $38.74 140,002.0000 142,376,529 39.13% 0.06%
Dec. 26, 2025 Kearns Evan Chief Legal Officer S Common Stock 65000 $38.70 109,398.0000 142,376,529 37.27% 0.05%
Dec. 26, 2025 Green John L. Chief Financial Officer S Common Stock 77000 $38.68 131,834.0000 142,376,529 36.87% 0.05%
Dec. 26, 2025 Sachs Jessica Chief Medical Officer S Common Stock 82642 $38.70 133,938.0000 142,376,529 38.16% 0.06%
Dec. 17, 2025 Pinnow Cole Chief Commercial Officer A Common Stock 50000 $0.00 97,450.0000 142,376,529 105.37% 0.04%
Dec. 17, 2025 Sachs Jessica Chief Medical Officer F Common Stock 154716 $39.45 216,580.0000 142,376,529 41.67% 0.11%
Dec. 17, 2025 Sachs Jessica Chief Medical Officer A Common Stock 320000 $0.00 371,296.0000 142,376,529 623.83% 0.22%
Dec. 17, 2025 Sachs Jessica Chief Medical Officer A Common Stock 50000 $0.00 51,296.0000 142,376,529 3858.03% 0.04%
Dec. 17, 2025 Kearns Evan Chief Legal Officer A Stock Option (Right to Buy) 55000 $0.00 55,000.0000 142,376,529 9999.99% 0.04%
Dec. 17, 2025 Kearns Evan Chief Legal Officer F Common Stock 125602 $39.45 174,398.0000 142,376,529 41.87% 0.09%
Dec. 17, 2025 Kearns Evan Chief Legal Officer A Common Stock 260000 $0.00 300,000.0000 142,376,529 650.00% 0.18%
Dec. 17, 2025 Kearns Evan Chief Legal Officer A Common Stock 40000 $0.00 40,000.0000 142,376,529 9999.99% 0.03%
Dec. 17, 2025 Pinnow Cole Chief Commercial Officer A Stock Option (Right to Buy) 65000 $0.00 65,000.0000 142,376,529 9999.99% 0.05%
Dec. 17, 2025 Pinnow Cole Chief Commercial Officer F Common Stock 94800 $39.45 216,650.0000 142,376,529 30.44% 0.07%
Dec. 17, 2025 Robinson John Edward Chief Scientific Officer A Common Stock 50000 $0.00 50,000.0000 142,376,529 9999.99% 0.04%
Dec. 17, 2025 Robinson John Edward Chief Scientific Officer A Common Stock 320000 $0.00 370,000.0000 142,376,529 640.00% 0.22%
Dec. 17, 2025 Robinson John Edward Chief Scientific Officer F Common Stock 139998 $39.45 230,002.0000 142,376,529 37.84% 0.10%
Dec. 17, 2025 Robinson John Edward Chief Scientific Officer A Stock Option (Right to Buy) 65000 $0.00 65,000.0000 142,376,529 9999.99% 0.05%
Dec. 17, 2025 Robbins Andrew R President and CEO A Common Stock 185000 $0.00 185,000.0000 142,376,529 9999.99% 0.13%
Dec. 17, 2025 Robbins Andrew R President and CEO A Common Stock 840000 $0.00 1,025,000.0000 142,376,529 454.05% 0.59%
Dec. 17, 2025 Robbins Andrew R President and CEO F Common Stock 367497 $39.45 657,503.0000 142,376,529 35.85% 0.26%
Dec. 17, 2025 Robbins Andrew R President and CEO A Stock Option (Right to Buy) 245000 $0.00 245,000.0000 142,376,529 9999.99% 0.17%
Dec. 17, 2025 Pinnow Cole Chief Commercial Officer A Common Stock 214000 $0.00 311,450.0000 142,376,529 219.60% 0.15%
Dec. 17, 2025 Green John L. Chief Financial Officer A Stock Option (Right to Buy) 65000 $0.00 65,000.0000 142,376,529 9999.99% 0.05%
Dec. 17, 2025 Green John L. Chief Financial Officer F Common Stock 145007 $39.45 208,834.0000 142,376,529 40.98% 0.10%
Dec. 17, 2025 Green John L. Chief Financial Officer A Common Stock 300000 $0.00 353,841.0000 142,376,529 557.20% 0.21%
Dec. 17, 2025 Green John L. Chief Financial Officer A Common Stock 50000 $0.00 53,841.0000 142,376,529 1301.74% 0.04%
Dec. 17, 2025 Sachs Jessica Chief Medical Officer A Stock Option (Right to Buy) 65000 $0.00 65,000.0000 142,376,529 9999.99% 0.05%
Oct. 1, 2025 Ferrante Karen Jean Not found A Stock Option (Right to Buy) 1642 $0.00 1,642.0000 113,850,090 9999.99% 0.00%
July 10, 2025 Fairmount Funds Management LLC Director P Common Stock 2777777 $9.00 9,003,418.0000 113,850,090 44.62% 2.44%
July 1, 2025 Ferrante Karen Jean Not found A Stock Option (Right to Buy) 3314 $0.00 3,314.0000 113,850,090 9999.99% 0.00%
June 4, 2025 Morris Arlene Not found A Stock Option (Right to Buy) 44700 $0.00 44,700.0000 113,850,090 9999.99% 0.04%
June 4, 2025 Harwin Peter Evan Not found A Stock Option (Right to Buy) 44700 $0.00 44,700.0000 113,850,090 9999.99% 0.04%
June 4, 2025 Shegog Todd Not found A Stock Option (Right to Buy) 44700 $0.00 44,700.0000 113,850,090 9999.99% 0.04%
June 4, 2025 Ros Matthew Not found A Stock Option (Right to Buy) 44700 $0.00 44,700.0000 113,850,090 9999.99% 0.04%
June 4, 2025 CAIN CHRISTOPHER W. Not found A Stock Option (Right to Buy) 44700 $0.00 44,700.0000 113,850,090 9999.99% 0.04%
June 4, 2025 Ferrante Karen Jean Not found A Stock Option (Right to Buy) 44700 $0.00 44,700.0000 113,850,090 9999.99% 0.04%
April 1, 2025 Ferrante Karen Jean Not found A Stock Option (Right to Buy) 3788 $0.00 3,788.0000 113,850,090 9999.99% 0.00%
Jan. 23, 2025 Sachs Jessica Chief Medical Officer A Stock Option (Right to Buy) 270000 $0.00 270,000.0000 0 9999.99% 0.00%
Jan. 23, 2025 Robinson John Edward Chief Scientific Officer A Stock Option (Right to Buy) 270000 $0.00 270,000.0000 0 9999.99% 0.00%
Jan. 23, 2025 Robbins Andrew R President and CEO A Stock Option (Right to Buy) 915000 $0.00 915,000.0000 0 9999.99% 0.00%
Jan. 23, 2025 Pinnow Cole Chief Commercial Officer A Stock Option (Right to Buy) 240000 $0.00 240,000.0000 0 9999.99% 0.00%
Jan. 23, 2025 Kearns Evan Chief Legal Officer A Stock Option (Right to Buy) 230000 $0.00 230,000.0000 0 9999.99% 0.00%
Jan. 23, 2025 Green John L. Chief Financial Officer A Stock Option (Right to Buy) 270000 $0.00 270,000.0000 0 9999.99% 0.00%
Jan. 14, 2025 Pinnow Cole Chief Commercial Officer P Common Stock 43750 $7.60 45,848.0000 0 2085.32% 0.00%
Jan. 1, 2025 Ferrante Karen Jean Not found A Stock Option (Right to Buy) 2785 $0.00 2,785.0000 0 9999.99% 0.00%
Oct. 1, 2024 Ferrante Karen Jean Not found A Stock Option (Right to Buy) 2034 $0.00 2,034.0000 0 9999.99% 0.00%
July 1, 2024 Ferrante Karen Jean Not found A Stock Option (Right to Buy) 2462 $0.00 2,462.0000 0 9999.99% 0.00%
June 5, 2024 Ferrante Karen Jean Not found A Stock Option (Right to Buy) 44700 $0.00 44,700.0000 0 9999.99% 0.00%
June 5, 2024 CAIN CHRISTOPHER W. Not found A Stock Option (Right to Buy) 44700 $0.00 44,700.0000 0 9999.99% 0.00%
June 5, 2024 Harwin Peter Evan Not found A Stock Option (Right to Buy) 44700 $0.00 44,700.0000 0 9999.99% 0.00%
June 5, 2024 Shegog Todd Not found A Stock Option (Right to Buy) 44700 $0.00 44,700.0000 0 9999.99% 0.00%
June 5, 2024 Morris Arlene Not found A Stock Option (Right to Buy) 44700 $0.00 44,700.0000 0 9999.99% 0.00%
June 5, 2024 Ros Matthew Not found A Stock Option (Right to Buy) 44700 $0.00 44,700.0000 0 9999.99% 0.00%
June 10, 2024 Fairmount Funds Management LLC Not found M Common Stock 1500000 $0.00 6,225,641.0000 0 31.74% 0.00%
June 10, 2024 Fairmount Funds Management LLC Not found M Series B Convertible Preferred Stock 1500 $0.00 0.0000 0 100.00% 0.00%
May 25, 2024 Pinnow Cole Chief Commercial Officer A Stock Option (Right to Buy) 525000 $0.00 525,000.0000 0 9999.99% 0.00%
April 1, 2024 Ferrante Karen Jean Not found A Stock Option (Right to Buy) 3213 $0.00 3,213.0000 0 9999.99% 0.00%
March 28, 2024 Fairmount Funds Management LLC Not found J Common Stock 286851 $0.00 4,725,641.0000 0 5.72% 0.00%
March 28, 2024 Fairmount Funds Management LLC Not found J Series A Convertible Preferred Stock 11914 $0.00 67,414.0000 0 21.47% 0.00%
March 28, 2024 Fairmount Funds Management LLC Not found J Series A Convertible Preferred Stock 11914 $0.00 67,414.0000 0 15.02% 0.00%
March 28, 2024 Fairmount Funds Management LLC Not found J Common Stock 286851 $0.00 4,725,641.0000 0 6.46% 0.00%
Feb. 16, 2024 Fairmount Funds Management LLC Not found A Common Stock 1166666 $7.50 4,725,641.0000 0 32.78% 0.00%
Feb. 16, 2024 Fairmount Funds Management LLC Not found A Series B Convertible Preferred Stock 1500 $7500.00 1,500.0000 0 9999.99% 0.00%
Jan. 23, 2024 Kearns Evan Chief Legal Officer A Stock Option (Right to Buy) 255000 $0.00 255,000.0000 0 9999.99% 0.00%
Jan. 23, 2024 Sachs Jessica Chief Medical Officer A Stock Option (Right to Buy) 300000 $0.00 300,000.0000 0 9999.99% 0.00%
Jan. 23, 2024 Robbins Andrew R President and CEO A Stock Option (Right to Buy) 1100000 $0.00 1,100,000.0000 0 9999.99% 0.00%
Jan. 23, 2024 Robinson John Edward Chief Scientific Officer A Stock Option (Right to Buy) 300000 $0.00 300,000.0000 0 9999.99% 0.00%
Jan. 23, 2024 Green John L. Chief Financial Officer A Stock Option (Right to Buy) 300000 $0.00 300,000.0000 0 9999.99% 0.00%
Jan. 2, 2024 Ferrante Karen Jean Not found A Stock Option (Right to Buy) 3298 $0.00 3,298.0000 0 9999.99% 0.00%
Jan. 2, 2024 Ros Matthew Not found A Stock Option (Right to Buy) 3051 $0.00 3,051.0000 0 9999.99% 0.00%