DeLong Mark Jeffrey

Track

Insider profile

Performance

Overall performance
3.7
Performance over holding periods
3.7
30 days 90 days 120 days
Average return 4% 8.2% 15.1%
Success rate 60% 68% 82%
Transactions
17 0% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance
DeLong Mark Jeffrey's trades of Apellis Pharmaceuticals Inc's stock


• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date Company B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2026-02-13 2026-02-11
S Sale
34,469 +22.7%
449.09
US$2,112,541 		34,469 +22.7% 449.09 US$2,112,541
2026-02-11 2026-02-11
PrS Proposed sale
82,637
103.76
US$846,676 		82,637 103.76 US$846,676
2026-01-23 2026-01-22
S Sale
18,842 +32.5%
456.03
US$921,467 		18,842 +32.5% 456.03 US$921,467
2026-01-22 2026-01-22
PrS Proposed sale
3,371
21.77
US$73,371 		3,371 21.77 US$73,371
2026-01-21 2026-01-20
S Sale
1,334 -1.6%
19.79
US$26,404 		1,334 -1.6% 19.79 US$26,404
2026-01-20 2026-01-20
PrS Proposed sale
1,334
19.79
US$26,404 		1,334 19.79 US$26,404
2026-01-15 2026-01-13
S Sale
1,780 -2.1%
22.19
US$39,493 		1,780 -2.1% 22.19 US$39,493
2026-01-13 2026-01-13
PrS Proposed sale
1,780
22.19
US$39,493 		1,780 22.19 US$39,493
2025-02-12 2025-02-11
S Sale
363 -0.4%
28.54
US$10,360 		363 -0.4% 28.54 US$10,360
2025-02-11 2025-02-11
PrS Proposed sale
363
28.54
US$10,360 		363 28.54 US$10,360
2025-01-30 2025-01-29
S Sale
365 -0.4%
29.52
US$10,776 		365 -0.4% 29.52 US$10,776
2025-01-29 2025-01-29
PrS Proposed sale
365
29.52
US$10,776 		365 29.52 US$10,776
2025-01-23 2025-01-22
S Sale
1,396 -1.6%
30.43
US$42,474 		1,396 -1.6% 30.43 US$42,474
2025-01-22 2025-01-22
PrS Proposed sale
1,396
30.43
US$42,474 		1,396 30.43 US$42,474
2025-01-21 2025-01-17
S Sale
1,235 -2.1%
29.96
US$36,998 		1,235 -2.1% 29.96 US$36,998
2025-01-17 2025-01-17
PrS Proposed sale
1,235
29.96
US$36,998 		1,235 29.96 US$36,998
2025-01-14 2025-01-13
S Sale
1,599 -2.6%
28.70
US$45,895 		1,599 -2.6% 28.70 US$45,895
2025-01-13 2025-01-13
PrS Proposed sale
1,627
28.70
US$46,689 		1,627 28.70 US$46,689
2024-03-19 2024-03-18
S Sale
9,913 -15.3%
56.90
US$564,050 		9,913 -15.3% 56.90 US$564,050
2024-03-18 2024-03-18
PrS Proposed sale
9,913
56.90
US$564,050 		9,913 56.90 US$564,050
2024-02-13 2024-02-12
S Sale
597 -0.9%
67.77
US$40,457 		597 -0.9% 67.77 US$40,457
2024-02-12 2024-02-12
PrS Proposed sale
597
67.77
US$40,457 		597 67.77 US$40,457
2024-01-31 2024-01-29
S Sale
367 -0.6%
64.14
US$23,539 		367 -0.6% 64.14 US$23,539
2024-01-29 2024-01-29
PrS Proposed sale
367
64.14
US$23,539 		367 64.14 US$23,539
2024-01-23 2024-01-22
S Sale
1,384 -2.1%
65.00
US$89,954 		1,384 -2.1% 65.00 US$89,954
2024-01-22 2024-01-22
PrS Proposed sale
1,384
65.00
US$89,954 		1,384 65.00 US$89,954
2024-01-17 2024-01-16
S Sale
1,631 -2.4%
66.81
US$108,965 		1,631 -2.4% 66.81 US$108,965
2024-01-16 2024-01-16
PrS Proposed sale
1,631
66.81
US$108,965 		1,631 66.81 US$108,965
2023-10-24 2023-10-23
S Sale
131 -0.3%
46.04
US$6,031 		131 -0.3% 46.04 US$6,031
2023-10-23 2023-10-23
PrS Proposed sale
131
46.04
US$6,031 		131 46.04 US$6,031
2022-08-18 2022-08-17
PlS Planned sale
5,000 -14.6%
69.50
US$347,500 		5,000 -14.6% 69.50 US$347,500
2022-08-12 2022-08-11
PlS Planned sale
5,000 -14.6%
67.00
US$335,000 		5,000 -14.6% 67.00 US$335,000
2022-08-09 2022-08-08
PlS Planned sale
5,000 -14.6%
64.50
US$322,500 		5,000 -14.6% 64.50 US$322,500
2022-08-08 2022-08-04
PlS Planned sale
5,000 -14.6%
62.00
US$310,000 		5,000 -14.6% 62.00 US$310,000
2022-08-08 2022-08-04
PlS Planned sale
5,000 -12.7%
59.50
US$297,500 		5,000 -12.7% 59.50 US$297,500
2022-07-28 2022-07-27
PlS Planned sale
5,000 -14.6%
57.00
US$285,000 		5,000 -14.6% 57.00 US$285,000
2022-07-21 2022-07-19
PlS Planned sale
5,000 -14.6%
56.42
US$282,100 		5,000 -14.6% 56.42 US$282,100
2022-06-21 2022-06-16
S Sale
10,000 -25.5%
41.79
US$417,850 		10,000 -25.5% 41.79 US$417,850
2022-04-22 2022-04-20
PlS Planned sale
7,000 -19.7%
52.53
US$367,710 		7,000 -19.7% 52.53 US$367,710
2021-07-22 2021-07-21
PlS Planned sale
1,000 -9.5%
65.00
US$65,000 		1,000 -9.5% 65.00 US$65,000
2021-06-16 2021-06-15
S Sale
4,000 -29.7%
64.96
US$259,830 		4,000 -29.7% 64.96 US$259,830