Watson David O.

CIK 00016577191 companyWALTHAM, MA

SEC Profile

Transactions

Companies

Filings

CIK

0001657719

Recent Transactions

50 trades

Sale
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2026-01-22$21.77/sh−7,832→ 88,531 total
Sale
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2026-01-20$19.79/sh−2,475→ 96,363 total
Exercise/Conversion
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2026-01-07$14.95/sh+888→ 104,618 total
Exercise/Conversion
Apellis Pharmaceuticals, Inc.$APLS
Stock Option (Right to Buy)
2026-01-07−888→ 14,000 total
Sale
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2025-12-16$24.49/sh−5,000→ 103,730 total
Sale
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2025-11-17$20.06/sh−5,000→ 108,730 total
Sale
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2025-10-16$25.22/sh−5,000→ 113,730 total
Sale
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2025-09-16$24.34/sh−5,000→ 118,730 total
Sale
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2025-09-10$26.17/sh−20,000→ 50,136 total
Sale
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2025-08-18$27.80/sh−5,000→ 123,730 total
Sale
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2025-07-16$19.55/sh−5,000→ 128,730 total
Sale
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2025-06-16$18.77/sh−5,000→ 133,730 total
Award
Apellis Pharmaceuticals, Inc.$APLS
Stock Option (Right to Buy)
2025-06-09$19.39/sh+82,500→ 82,500 total
Sale
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2025-03-05$25.10/sh−5,569→ 138,730 total
Gift
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2025-03-04−6,667→ 0 total
Gift
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2025-03-04+6,667→ 10,000 total
Sale
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2025-01-29$29.52/sh−695→ 144,299 total
Sale
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2025-01-22$30.43/sh−3,323→ 144,994 total
Award
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2025-01-21+42,762→ 148,317 total
Sale
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2025-01-17$29.96/sh−2,201→ 105,555 total
Sale
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2025-01-13$28.70/sh−4,965→ 107,756 total
Sale
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2024-12-11$34.23/sh−5,000→ 112,721 total
Gift
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2024-09-27+10,569→ 117,721 total
Gift
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2024-09-27−10,569→ 70,136 total
Exercise/Conversion
Apellis Pharmaceuticals, Inc.$APLS
Stock Option (Right to Buy)
2024-03-06−3,762→ 0 total
Exercise/Conversion
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2024-03-06$13.85/sh+3,762→ 107,152 total
Sale
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2024-02-12$67.77/sh−781→ 103,390 total
Sale
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2024-01-29$64.14/sh−906→ 104,171 total
Sale
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2024-01-22$65.00/sh−4,184→ 105,077 total
Award
Apellis Pharmaceuticals, Inc.$APLS
Stock Option (Right to Buy)
2024-01-16$66.30/sh+34,533→ 34,533 total
Award
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2024-01-16+23,748→ 113,501 total
Sale
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2024-01-16$66.81/sh−4,240→ 109,261 total
Sale
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2023-12-19$57.38/sh−2,300→ 89,753 total
Exercise/Conversion
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2023-12-19$13.85/sh+7,905→ 93,658 total
Exercise/Conversion
Apellis Pharmaceuticals, Inc.$APLS
Stock Option (Right to Buy)
2023-12-19−7,905→ 3,762 total
Sale
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2023-12-19$57.00/sh−1,605→ 92,053 total
Sale
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2023-07-03$89.98/sh−8,510→ 85,753 total
Gift
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2023-06-28+12,750→ 80,705 total
Gift
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2023-06-28−12,750→ 94,263 total
Gift
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2023-04-21+67,955→ 67,955 total
Gift
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2023-04-21−67,955→ 107,013 total
Award
Apellis Pharmaceuticals, Inc.$APLS
Stock Option (Right to Buy)
2023-02-21+14,023→ 14,023 total
Tax Payment
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2023-02-21$58.50/sh−825→ 174,968 total
Award
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2023-02-21+9,886→ 175,793 total
Tax Payment
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2023-02-10$51.21/sh−532→ 165,907 total
Tax Payment
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2023-01-27$52.77/sh−551→ 166,439 total
Tax Payment
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2023-01-20$52.05/sh−2,034→ 166,990 total
Award
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2023-01-12+24,003→ 139,572 total
Award
Apellis Pharmaceuticals, Inc.$APLS
Stock Option (Right to Buy)
2023-01-12$52.66/sh+37,708→ 37,708 total
Award
Apellis Pharmaceuticals, Inc.$APLS
Common Stock
2023-01-12+29,452→ 169,024 total

Companies

Apellis Pharmaceuticals, Inc.
General Counsel
$APLS

Recent Filings

Address

C/O APELLIS PHARMACEUTICALS, INC 100 FIFTH AVENUE, 3RD FLOOR

WALTHAM, MA, 02451

View on SEC.gov