SEC Insider Transactions from Machiels Alec.

Last updated: 2026-03-14 11:43 UTC | Total transactions: 45

Machiels Alec has filed 45 insider transactions across 1 company since January 2023.

Most recent transaction: a grant/award of 7961 shares of Apellis Pharmaceuticals, Inc. ($APLS) on January 01, 2026.

Activity breakdown: 0 open-market purchases and 11 sales.

Set Up your own filters →
Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
Jan. 1, 2026 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director A Common Stock 7961 $0.00 796,939.0000 130,067,000 1.01% 0.01%
Jan. 1, 2026 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director A Stock Option (Right to Buy) 14684 $0.00 14,684.0000 130,067,000 9999.99% 0.01%
Jan. 1, 2025 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director A Common Stock 6267 $0.00 788,978.0000 123,905,000 0.80% 0.01%
Jan. 1, 2025 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director A Stock Option (Right to Buy) 11199 $0.00 11,199.0000 123,905,000 9999.99% 0.01%
Jan. 1, 2024 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director A Common Stock 3341 $0.00 782,711.0000 118,678,000 0.43% 0.00%
Jan. 1, 2024 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director A Stock Option (Right to Buy) 5748 $59.86 5,748.0000 118,678,000 9999.99% 0.00%
Nov. 17, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director M Stock Option (Right to Buy) 1250 $0.00 0.0000 106,114,000 100.00% 0.00%
Nov. 17, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director S Common Stock 1250 $47.74 779,370.0000 106,114,000 0.16% 0.00%
Nov. 17, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director M Common Stock 1250 $2.67 780,620.0000 106,114,000 0.16% 0.00%
Oct. 17, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director M Stock Option (Right to Buy) 1250 $0.00 1,250.0000 106,114,000 50.00% 0.00%
Oct. 17, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director M Common Stock 1250 $2.67 780,620.0000 106,114,000 0.16% 0.00%
Oct. 17, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director S Common Stock 1250 $48.50 779,370.0000 106,114,000 0.16% 0.00%
Sept. 18, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director M Stock Option (Right to Buy) 1250 $0.00 2,500.0000 106,114,000 33.33% 0.00%
Sept. 18, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director M Common Stock 1250 $2.67 780,620.0000 106,114,000 0.16% 0.00%
Sept. 18, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director S Common Stock 1250 $45.00 779,370.0000 106,114,000 0.16% 0.00%
Sept. 15, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director M Common Stock 1250 $2.67 780,620.0000 106,114,000 0.16% 0.00%
Sept. 15, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director S Common Stock 1250 $45.34 779,370.0000 106,114,000 0.16% 0.00%
Sept. 15, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director M Stock Option (Right to Buy) 1250 $0.00 3,750.0000 106,114,000 25.00% 0.00%
July 21, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director M Stock Option (Right to Buy) 49779 $0.00 5,000.0000 106,114,000 90.87% 0.05%
July 21, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director M Common Stock 49779 $2.67 779,370.0000 106,114,000 6.82% 0.05%
July 20, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director M Common Stock 50000 $2.67 729,591.0000 106,114,000 7.36% 0.05%
July 20, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director M Stock Option (Right to Buy) 50000 $0.00 54,779.0000 106,114,000 47.72% 0.05%
July 17, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director M Stock Option (Right to Buy) 1250 $0.00 104,779.0000 106,114,000 1.18% 0.00%
July 17, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director M Common Stock 1250 $2.67 680,841.0000 106,114,000 0.18% 0.00%
July 17, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director S Common Stock 1250 $64.79 679,591.0000 106,114,000 0.18% 0.00%
June 20, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director M Stock Option (Right to Buy) 1250 $0.00 106,029.0000 106,114,000 1.17% 0.00%
June 20, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director S Common Stock 1250 $88.41 679,591.0000 106,114,000 0.18% 0.00%
June 20, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director M Common Stock 1250 $2.67 680,841.0000 106,114,000 0.18% 0.00%
May 17, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director M Stock Option (Right to Buy) 1250 $0.00 107,279.0000 106,114,000 1.15% 0.00%
May 17, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director M Common Stock 1250 $2.67 680,841.0000 106,114,000 0.18% 0.00%
May 17, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director S Common Stock 1250 $88.66 679,591.0000 106,114,000 0.18% 0.00%
April 17, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director M Stock Option (Right to Buy) 1250 $0.00 108,529.0000 106,114,000 1.14% 0.00%
April 17, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director M Common Stock 1250 $2.67 680,841.0000 106,114,000 0.18% 0.00%
April 17, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director S Common Stock 1250 $81.05 679,591.0000 106,114,000 0.18% 0.00%
March 17, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director M Stock Option (Right to Buy) 1250 $0.00 109,779.0000 106,114,000 1.13% 0.00%
March 17, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director M Common Stock 1250 $2.67 680,841.0000 106,114,000 0.18% 0.00%
March 17, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director S Common Stock 1250 $64.03 679,591.0000 106,114,000 0.18% 0.00%
Feb. 17, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director M Stock Option (Right to Buy) 1250 $0.00 111,029.0000 106,114,000 1.11% 0.00%
Feb. 17, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director M Common Stock 1250 $2.67 680,841.0000 106,114,000 0.18% 0.00%
Feb. 17, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director S Common Stock 1250 $52.38 679,591.0000 106,114,000 0.18% 0.00%
Jan. 17, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director M Stock Option (Right to Buy) 1250 $0.00 112,279.0000 106,114,000 1.10% 0.00%
Jan. 17, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director M Common Stock 1250 $2.67 680,841.0000 106,114,000 0.18% 0.00%
Jan. 17, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director S Common Stock 1250 $52.42 679,591.0000 106,114,000 0.18% 0.00%
Jan. 1, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director A Common Stock 3867 $0.00 679,591.0000 106,114,000 0.57% 0.00%
Jan. 1, 2023 Apellis Pharmaceuticals, Inc. $APLS Machiels Alec Director A Stock Option (Right to Buy) 7441 $0.00 7,441.0000 106,114,000 9999.99% 0.01%