James Topper N.'s Insider Trades & SAST Disclosures

James Topper N.'s most recent trade in Phathom Pharmaceuticals Inc was a trade of 6,300 Common Stock done at an average price of $3.3 . Disclosure was reported to the exchange on May 13, 2025.

Stock Client Name Client Category Action Reported to Exchange Quantity Post Transaction Holding Traded % Avg. Price Value Security Type
Phathom Pharmaceuticals Inc
James N. Topper Director Purchase of securities on an exchange or from another person at price $ 3.32 per share. 13 May 2025 6,300 55,623 (0%) 0% 3.3 20,919 Common Stock
Phathom Pharmaceuticals Inc
James N. Topper Director Purchase of securities on an exchange or from another person at price $ 3.16 per share. 13 May 2025 1,120 49,323 (0%) 0% 3.2 3,543 Common Stock
Phathom Pharmaceuticals Inc
James N. Topper Director Purchase of securities on an exchange or from another person at price $ 3.19 per share. 09 May 2025 33,376 33,376 (0%) 0% 3.2 106,563 Common Stock
Phathom Pharmaceuticals Inc
James N. Topper Director Purchase of securities on an exchange or from another person at price $ 3.04 per share. 09 May 2025 12,601 48,203 (0%) 0% 3.0 38,301 Common Stock
Phathom Pharmaceuticals Inc
James N. Topper Director Purchase of securities on an exchange or from another person at price $ 3.62 per share. 09 May 2025 2,226 35,602 (0%) 0% 3.6 8,053 Common Stock
NewAmsterdam Pharma Compan...
James N. Topper Director Purchase of securities on an exchange or from another person at price $ 22.49 per share. 26 Mar 2025 1,135 3,013,569 - 22.5 25,521 Ordinary Shares
NewAmsterdam Pharma Compan...
James N. Topper Director Purchase of securities on an exchange or from another person at price $ 21.02 per share. 04 Mar 2025 4,005 3,012,434 - 21.0 84,203 Ordinary Shares
Phathom Pharmaceuticals Inc
James N. Topper Director, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 23 May 2024 17,500 17,500 - - Stock Option (Right to Buy)
Phathom Pharmaceuticals Inc
James N. Topper Director, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 23 May 2024 10,500 32,096 (0%) 0% 0 Common Stock
Alpine Immune Sciences Inc
James N. Topper Director 18 May 2024 2,829,347 0 (0%) 15% - Common Stock
Alpine Immune Sciences Inc
James N. Topper Director Sale or transfer of securities back to the company at price $ 0.00 per share. 18 May 2024 17,500 0 - - Stock Option (Right to buy)
Alpine Immune Sciences Inc
James N. Topper Director Sale or transfer of securities back to the company at price $ 0.00 per share. 18 May 2024 10,000 0 - - Stock Option (Right to buy)
Alpine Immune Sciences Inc
James N. Topper Director Sale or transfer of securities back to the company at price $ 0.00 per share. 18 May 2024 10,000 0 - - Stock Option (Right to buy)
Alpine Immune Sciences Inc
James N. Topper Director Sale or transfer of securities back to the company at price $ 0.00 per share. 18 May 2024 7,650 0 - - Stock Option (Right to buy)
Alpine Immune Sciences Inc
James N. Topper Director Sale or transfer of securities back to the company at price $ 0.00 per share. 18 May 2024 7,650 0 - - Stock Option (Right to buy)
Alpine Immune Sciences Inc
James N. Topper Director Sale or transfer of securities back to the company at price $ 0.00 per share. 18 May 2024 7,650 0 - - Stock Option (Right to buy)
Alpine Immune Sciences Inc
James N. Topper Director Sale or transfer of securities back to the company at price $ 0.00 per share. 18 May 2024 7,650 0 - - Stock Option (Right to buy)
Alpine Immune Sciences Inc
James N. Topper Director 25 Apr 2024 1,200,000 2,829,366 (15%) 6% 0.0 1,200 Common Stock
Alpine Immune Sciences Inc
James N. Topper Director 25 Apr 2024 1,200,000 0 - - Warrant (Right to Buy)
Alpine Immune Sciences Inc
James N. Topper Director Sale of securities on an exchange or to another person at price $ 64.58 per share. 25 Apr 2024 19 2,829,347 (15%) 0% 64.6 1,227 Common Stock
NewAmsterdam Pharma Compan...
James N. Topper Director Purchase of securities on an exchange or from another person at price $ 21.50 per share. 26 Mar 2024 8,429 3,008,429 - 21.5 181,224 Ordinary Shares
Alpine Immune Sciences Inc
James Topper N. Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 02 Jan 2024 17,500 17,500 - - Stock Option (Right to buy)
Alpine Immune Sciences Inc
James N. Topper Director 11 Dec 2023 145,251 1,629,366 (8%) 0% 12.7 1,850,498 Common Stock
Alpine Immune Sciences Inc
N. Topper James Director 11 Dec 2023 145,251 0 - - Warrant (Right to Buy)
Phathom Pharmaceuticals Inc
James N. Topper Director, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 25 May 2023 15,000 15,000 - - Stock Option (Right to Buy)
Phathom Pharmaceuticals Inc
James N. Topper Director, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 25 May 2023 9,000 21,596 (0%) 0% 0 Common Stock
AnaptysBio Inc
James N. Topper Director, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 06 Jan 2023 10,600 10,600 - - Stock Option (right to buy)
AnaptysBio Inc
James N. Topper Director, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 06 Jan 2023 3,900 3,900 - - Restricted Stock Unit
Alpine Immune Sciences Inc
James N. Topper Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 03 Jan 2023 10,000 10,000 - - Stock Option (Right to buy)
Phathom Pharmaceuticals Inc
James N. Topper Director, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 22 Sep 2022 20,000 20,000 - - Stock Option (Right to Buy
AnaptysBio Inc
James N. Topper Director, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 10 Feb 2022 9,200 9,200 - - Stock Option (right to buy)
Alpine Immune Sciences Inc
James N. Topper Director, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 03 Jan 2022 10,000 10,000 - - Stock Option (Right to buy)
AnaptysBio Inc
James N. Topper Director, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 10 Feb 2021 11,000 11,000 - - Stock Option (right to buy)
Alpine Immune Sciences Inc
James N. Topper Director, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 04 Jan 2021 7,650 7,650 - - Stock Option (Right to buy)
*All Values are in $ Million
Client Category: Promoter/ KMP/ Director / Immediate Relatives / Employee / etc  
Security Type: Share/ Warrants / Convertible Debentures
Data as reported to USA Exchanges
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