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GRASSO MARC

Track

Insider profile

Performance

Overall performance
3.9
Performance over holding periods
3.9
30 days 90 days 120 days
Average return 8% 8.2% 15.1%
Success rate 78% 68% 82%
Transactions
10 0% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance
GRASSO MARC's trades of Alector Inc's stock


Subscribe to get access to the transaction volume chart and in-chart transaction details
• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity 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
2025-08-08 2025-08-08
US Alector Inc (ALEC)
PrS Proposed sale
65,408
98.67
US$973,165 		65,408 98.67 US$973,165
2025-06-04 2025-06-02
US Alector Inc (ALEC)
S Sale
79,216 +36.4%
261.95
US$3,340,048 		79,216 +36.4% 261.95 US$3,340,048
2025-05-30 2025-06-02
US Alector Inc (ALEC)
PrS Proposed sale
16,251
265.43
US$2,494,597 		16,251 265.43 US$2,494,597
2025-03-05 2025-03-03
US Alector Inc (ALEC)
S Sale
18,091 -5.5%
1.47
US$26,547 		18,091 -5.5% 1.47 US$26,547
2025-02-28 2025-03-03
US Alector Inc (ALEC)
PrS Proposed sale
15,873
1.64
US$26,032 		15,873 1.64 US$26,032
2024-12-03 2024-12-02
US Alector Inc (ALEC)
S Sale
16,489 -4.7%
2.52
US$41,542 		16,489 -4.7% 2.52 US$41,542
2024-11-29 2024-12-02
US Alector Inc (ALEC)
PrS Proposed sale
15,842
2.59
US$41,031 		15,842 2.59 US$41,031
2024-09-04 2024-09-03
US Alector Inc (ALEC)
S Sale
7,297 -5.3%
4.88
US$35,620 		7,297 -5.3% 4.88 US$35,620
2024-08-30 2024-09-03
US Alector Inc (ALEC)
PrS Proposed sale
6,703
5.28
US$35,392 		6,703 5.28 US$35,392
2024-06-04 2024-06-03
US Alector Inc (ALEC)
S Sale
6,920 -4.8%
4.80
US$33,208 		6,920 -4.8% 4.80 US$33,208
2024-05-31 2024-06-03
US Alector Inc (ALEC)
PrS Proposed sale
6,703
4.92
US$32,979 		6,703 4.92 US$32,979
2024-03-05 2024-03-04
US Alector Inc (ALEC)
S Sale
5,716 -3.8%
6.92
US$39,562 		5,716 -3.8% 6.92 US$39,562
2024-03-01 2024-03-04
US Alector Inc (ALEC)
PrS Proposed sale
5,315
7.41
US$39,384 		5,315 7.41 US$39,384
2023-12-06 2023-12-04
US Alector Inc (ALEC)
S Sale
4,574 -2.9%
5.56
US$25,431 		4,574 -2.9% 5.56 US$25,431
2023-12-01 2023-12-04
US Alector Inc (ALEC)
PrS Proposed sale
4,574
5.56
US$25,431 		4,574 5.56 US$25,431
2023-09-06 2023-09-05
US Alector Inc (ALEC)
S Sale
1,114 -3.3%
5.19
US$5,786 		1,114 -3.3% 5.19 US$5,786
2023-06-05 2023-06-02
US Alector Inc (ALEC)
S Sale
1,050 -3.1%
6.90
US$7,249 		1,050 -3.1% 6.90 US$7,249
2023-03-03 2023-03-02
US Alector Inc (ALEC)
S Sale
1,291 -3.6%
8.32
US$10,739 		1,291 -3.6% 8.32 US$10,739
2020-09-15 2020-09-14
PlS Planned sale
10,000 -100.0%
29.00
US$290,000 		10,000 -100.0% 29.00 US$290,000
2020-09-10 2020-09-08
PlS Planned sale
10,000 -100.0%
26.00
US$260,000 		10,000 -100.0% 26.00 US$260,000
2020-08-26 2020-08-25
PlS Planned sale
10,000 -100.0%
23.00
US$230,000 		10,000 -100.0% 23.00 US$230,000
2020-08-11 2020-08-07
PlS Planned sale
10,000 -100.0%
20.00
US$200,000 		10,000 -100.0% 20.00 US$200,000