Seer, Inc. ($SEER) Insider Transactions

Last updated: 2026-03-14 11:51 UTC | Total transactions: 86

In the last 12 months, insiders at Seer, Inc. ($SEER) filed 86 transactions with the SEC: 0 open-market purchases totaling $0 and 16 sales totaling $575,435. Net insider sentiment: net selling.

Seer, Inc. operates in the Laboratory analytical instruments industry (Industrial Applications and Services sector).

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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
Feb. 18, 2026 Horn David R. PRESIDENT & CFO S Class A Common Stock 7743 $1.99 501,262.0000 55,786,344 1.52% 0.01%
Feb. 18, 2026 Farokhzad Omid CEO AND CHAIR S Class A Common Stock 24385 $1.99 5,466,202.0000 55,786,344 0.44% 0.04%
Feb. 3, 2026 Horn David R. PRESIDENT & CFO A Class A Common Stock 79000 $0.00 509,005.0000 55,786,344 18.37% 0.14%
Feb. 3, 2026 Horn David R. PRESIDENT & CFO A Employee Stock Option (right to buy) 119000 $0.00 119,000.0000 55,786,344 9999.99% 0.21%
Feb. 3, 2026 Farokhzad Omid CEO AND CHAIR A Class A Common Stock 697162 $0.00 5,490,587.0000 55,786,344 14.54% 1.25%
Feb. 3, 2026 Farokhzad Omid CEO AND CHAIR A Employee Stock Option (right to buy) 512000 $0.00 512,000.0000 55,786,344 9999.99% 0.92%
Dec. 9, 2025 MCGUIRE TERRANCE Not found C Class B Common Stock 4088 $0.00 0.0000 55,786,344 100.00% 0.01%
Dec. 9, 2025 MCGUIRE TERRANCE Not found C Class A Common Stock 4088 $0.00 406,083.0000 55,786,344 1.02% 0.01%
Dec. 9, 2025 Farokhzad Omid CEO AND CHAIR C Class B Common Stock 2117138 $0.00 0.0000 55,786,344 100.00% 3.80%
Dec. 9, 2025 Farokhzad Omid CEO AND CHAIR C Class B Common Stock 1438057 $0.00 0.0000 55,786,344 100.00% 2.58%
Dec. 9, 2025 Farokhzad Omid CEO AND CHAIR C Class A Common Stock 2117138 $0.00 4,793,425.0000 55,786,344 79.11% 3.80%
Dec. 9, 2025 Farokhzad Omid CEO AND CHAIR C Class A Common Stock 1438057 $0.00 4,793,425.0000 55,786,344 42.86% 2.58%
Nov. 19, 2025 Horn David R. PRESIDENT & CFO S Class A Common Stock 6797 $1.97 436,802.0000 55,786,344 1.53% 0.01%
Nov. 19, 2025 Farokhzad Omid CEO AND CHAIR S Class A Common Stock 33838 $1.97 1,238,230.0000 55,786,344 2.66% 0.06%
Sept. 2, 2025 Ro Isaac Not found A Class A Common Stock 41000 $0.00 41,000.0000 56,328,539 9999.99% 0.07%
Sept. 2, 2025 Ro Isaac Not found A Stock Option (right to buy) 61000 $0.00 61,000.0000 56,328,539 9999.99% 0.11%
Aug. 20, 2025 Farokhzad Omid CEO AND CHAIR S Class A Common Stock 33992 $2.04 1,272,068.0000 56,328,539 2.60% 0.06%
Aug. 20, 2025 Horn David R. PRESIDENT & CFO S Class A Common Stock 6827 $2.04 436,802.0000 56,328,539 1.54% 0.01%
July 7, 2025 Gulyani Meeta Not found A Class A Common Stock 20500 $0.00 107,543.0000 56,328,539 23.55% 0.04%
July 7, 2025 Roelofs Nicolas H PHD Not found A Class A Common Stock 17083 $0.00 74,996.0000 56,328,539 29.50% 0.03%
July 7, 2025 Roelofs Nicolas H PHD Not found A Stock Option (right to buy) 25416 $0.00 25,416.0000 56,328,539 9999.99% 0.05%
July 7, 2025 Nishar Dipchand Not found A Class A Common Stock 20500 $0.00 69,704.0000 56,328,539 41.66% 0.04%
July 7, 2025 Nishar Dipchand Not found A Stock Option (right to buy) 30500 $0.00 30,500.0000 56,328,539 9999.99% 0.05%
July 7, 2025 MCGUIRE TERRANCE Not found A Class A Common Stock 20500 $0.00 401,995.0000 56,328,539 5.37% 0.04%
July 7, 2025 MCGUIRE TERRANCE Not found A Stock Option (right to buy) 30500 $0.00 30,500.0000 56,328,539 9999.99% 0.05%
July 7, 2025 LANGER ROBERT Not found A Class A Common Stock 20500 $0.00 804,525.0000 56,328,539 2.61% 0.04%
July 7, 2025 LANGER ROBERT Not found A Stock Option (right to buy) 30500 $0.00 30,500.0000 56,328,539 9999.99% 0.05%
July 7, 2025 Gulyani Meeta Not found A Stock Option (right to buy) 30500 $0.00 30,500.0000 56,328,539 9999.99% 0.05%
June 13, 2025 Nishar Dipchand Not found S Class A Common Stock 30253 $2.08 49,204.0000 59,430,035 38.07% 0.05%
May 20, 2025 Horn David R. PRESIDENT & CFO S Class A Common Stock 6760 $2.08 443,629.0000 59,430,035 1.50% 0.01%
May 20, 2025 Farokhzad Omid CEO AND CHAIR S Class A Common Stock 33663 $2.08 1,306,060.0000 59,430,035 2.51% 0.06%
Feb. 18, 2025 Horn David R. PRESIDENT & CFO F Class A Common Stock 26572 $2.30 450,389.0000 59,128,092 5.57% 0.04%
Feb. 18, 2025 Farokhzad Omid CEO AND CHAIR F Class A Common Stock 88494 $2.30 1,339,723.0000 59,128,092 6.20% 0.15%
Feb. 4, 2025 Horn David R. PRESIDENT & CFO S Class A Common Stock 3550 $2.24 476,961.0000 59,128,092 0.74% 0.01%
Feb. 4, 2025 Farokhzad Omid CEO AND CHAIR S Class A Common Stock 8068 $2.24 1,428,217.0000 59,128,092 0.56% 0.01%
Oct. 4, 2024 Farokhzad Omid CEO and Chair D Employee Stock Option (right to buy) 878375 $0.00 0.0000 59,584,853 100.00% 1.47%
Oct. 4, 2024 Farokhzad Omid CEO and Chair A Employee Stock Option (right to buy) 878375 $0.00 878,375.0000 59,584,853 9999.99% 1.47%
Oct. 4, 2024 Farokhzad Omid CEO and Chair D Employee Stock Option (right to buy) 532653 $0.00 0.0000 59,584,853 100.00% 0.89%
Oct. 4, 2024 Farokhzad Omid CEO and Chair A Employee Stock Option (right to buy) 532653 $0.00 532,653.0000 59,584,853 9999.99% 0.89%
Oct. 4, 2024 Farokhzad Omid CEO and Chair D Employee Stock Option (right to buy) 112 $0.00 0.0000 59,584,853 100.00% 0.00%
Oct. 4, 2024 Farokhzad Omid CEO and Chair A Employee Stock Option (right to buy) 112 $0.00 112.0000 59,584,853 9999.99% 0.00%
Oct. 4, 2024 Farokhzad Omid CEO and Chair D Employee Stock Option (right to buy) 65 $0.00 0.0000 59,584,853 100.00% 0.00%
Oct. 4, 2024 Horn David R. President & CFO A Employee Stock Option (right to buy) 135100 $0.00 135,100.0000 59,584,853 9999.99% 0.23%
Oct. 4, 2024 Farokhzad Omid CEO and Chair D Employee Stock Option (right to buy) 584265 $0.00 0.0000 59,584,853 100.00% 0.98%
Oct. 4, 2024 Farokhzad Omid CEO and Chair A Employee Stock Option (right to buy) 584265 $0.00 584,265.0000 59,584,853 9999.99% 0.98%
Oct. 4, 2024 Farokhzad Omid CEO and Chair D Employee Stock Option (right to buy) 87000 $0.00 0.0000 59,584,853 100.00% 0.15%
Oct. 4, 2024 Farokhzad Omid CEO and Chair A Employee Stock Option (right to buy) 87000 $0.00 87,000.0000 59,584,853 9999.99% 0.15%
Oct. 4, 2024 Farokhzad Omid CEO and Chair D Employee Stock Option (right to buy) 650000 $0.00 0.0000 59,584,853 100.00% 1.09%
Oct. 4, 2024 Farokhzad Omid CEO and Chair A Employee Stock Option (right to buy) 650000 $0.00 650,000.0000 59,584,853 9999.99% 1.09%
Oct. 4, 2024 Farokhzad Omid CEO and Chair A Employee Stock Option (right to buy) 65 $0.00 65.0000 59,584,853 9999.99% 0.00%
Oct. 4, 2024 Horn David R. President & CFO D Employee Stock Option (right to buy) 34125 $0.00 0.0000 59,584,853 100.00% 0.06%
Oct. 4, 2024 Horn David R. President & CFO A Employee Stock Option (right to buy) 34125 $0.00 34,125.0000 59,584,853 9999.99% 0.06%
Oct. 4, 2024 Horn David R. President & CFO D Employee Stock Option (right to buy) 124000 $0.00 0.0000 59,584,853 100.00% 0.21%
Oct. 4, 2024 Horn David R. President & CFO A Employee Stock Option (right to buy) 124000 $0.00 124,000.0000 59,584,853 9999.99% 0.21%
Oct. 4, 2024 Horn David R. President & CFO D Employee Stock Option (right to buy) 140000 $0.00 0.0000 59,584,853 100.00% 0.23%
Oct. 4, 2024 Horn David R. President & CFO A Employee Stock Option (right to buy) 140000 $0.00 140,000.0000 59,584,853 9999.99% 0.23%
Oct. 4, 2024 Horn David R. President & CFO D Employee Stock Option (right to buy) 135100 $0.00 0.0000 59,584,853 100.00% 0.23%
Oct. 4, 2024 Horn David R. President & CFO A Employee Stock Option (right to buy) 20 $0.00 20.0000 59,584,853 9999.99% 0.00%
Oct. 4, 2024 Horn David R. President & CFO D Employee Stock Option (right to buy) 20 $0.00 0.0000 59,584,853 100.00% 0.00%
Oct. 4, 2024 Horn David R. President & CFO A Employee Stock Option (right to buy) 87 $0.00 87.0000 59,584,853 9999.99% 0.00%
Oct. 4, 2024 Horn David R. President & CFO D Employee Stock Option (right to buy) 87 $0.00 0.0000 59,584,853 100.00% 0.00%
Oct. 4, 2024 Horn David R. President & CFO A Employee Stock Option (right to buy) 140662 $0.00 140,662.0000 59,584,853 9999.99% 0.24%
Oct. 4, 2024 Horn David R. President & CFO D Employee Stock Option (right to buy) 140662 $0.00 0.0000 59,584,853 100.00% 0.24%
Oct. 4, 2024 Horn David R. President & CFO A Employee Stock Option (right to buy) 566460 $0.00 566,460.0000 59,584,853 9999.99% 0.95%
Oct. 4, 2024 Horn David R. President & CFO D Employee Stock Option (right to buy) 566460 $0.00 0.0000 59,584,853 100.00% 0.95%
Aug. 13, 2024 Roelofs Nicolas H PHD Not found A Class A Common Stock 46886 $0.00 57,913.0000 63,225,594 425.19% 0.07%
Aug. 13, 2024 Roelofs Nicolas H PHD Not found A Stock Option (right to buy) 69470 $0.00 69,470.0000 63,225,594 9999.99% 0.11%
June 14, 2024 Nishar Dipchand Not found S Class A Common Stock 12109 $1.78 79,457.0000 64,936,680 13.22% 0.02%
June 12, 2024 MCGUIRE TERRANCE Not found A Class A Common Stock 58178 $0.00 381,495.0000 64,936,680 17.99% 0.09%
June 12, 2024 Hallal David Not found A Class A Common Stock 58178 $0.00 355,128.0000 64,936,680 19.59% 0.09%
June 12, 2024 Gulyani Meeta Not found A Class A Common Stock 58178 $0.00 87,043.0000 64,936,680 201.55% 0.09%
June 12, 2024 Nishar Dipchand Not found A Class A Common Stock 58178 $0.00 91,566.0000 64,936,680 174.25% 0.09%
June 12, 2024 Haurwitz Rachel E. Not found A Class A Common Stock 58178 $0.00 87,615.0000 64,936,680 197.64% 0.09%
June 12, 2024 LANGER ROBERT Not found A Class A Common Stock 58178 $0.00 784,025.0000 64,936,680 8.02% 0.09%
March 7, 2024 Farokhzad Omid CEO AND CHAIR S Class A Common Stock 52857 $2.03 1,436,285.0000 64,298,676 3.55% 0.08%
Feb. 22, 2024 Horn David R. PRESIDENT & CFO S Class A Common Stock 12684 $1.58 480,511.0000 64,298,676 2.57% 0.02%
Feb. 6, 2024 Horn David R. PRESIDENT & CFO A Employee Stock Option (right to buy) 140000 $0.00 140,000.0000 64,298,676 9999.99% 0.22%
Feb. 6, 2024 Farokhzad Omid CEO AND CHAIR A Class A Common Stock 529634 $0.00 1,489,142.0000 64,298,676 55.20% 0.82%
Feb. 6, 2024 Farokhzad Omid CEO AND CHAIR A Employee Stock Option (right to buy) 1032901 $0.00 1,032,901.0000 64,298,676 9999.99% 1.61%
Feb. 6, 2024 Horn David R. PRESIDENT & CFO A Employee Stock Option (right to buy) 142557 $0.00 142,557.0000 64,298,676 9999.99% 0.22%
Feb. 6, 2024 Kogan Elona CHIEF LEGAL OFFICER A Class A Common Stock 123153 $0.00 285,826.0000 64,298,676 75.71% 0.19%
Feb. 22, 2024 Kogan Elona CHIEF LEGAL OFFICER S Class A Common Stock 12684 $1.58 273,142.0000 64,298,676 4.44% 0.02%
Feb. 6, 2024 Kogan Elona CHIEF LEGAL OFFICER A Employee Stock Option (right to buy) 79729 $0.00 79,729.0000 64,298,676 9999.99% 0.12%
Feb. 6, 2024 Kogan Elona CHIEF LEGAL OFFICER A Employee Stock Option (right to buy) 140000 $0.00 140,000.0000 64,298,676 9999.99% 0.22%
Feb. 6, 2024 Horn David R. PRESIDENT & CFO A Class A Common Stock 165038 $0.00 493,195.0000 64,298,676 50.29% 0.26%
Feb. 5, 2024 Horn David R. President and CFO S Class A Common Stock 3608 $1.67 328,157.0000 64,298,676 1.09% 0.01%