Fountain Nathan B

Track

Insider profile

Performance

Overall performance
Performance over holding periods
30 days 90 days 120 days
Average return -21% 8.2% 15.1%
Success rate 0% 68% 82%
Transactions
1 0% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance
Fountain Nathan B's trades of Acumen 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
2026-06-10 2026-06-09
S Sale
38,405 +15.9%
420.51
US$782,521 		38,405 +15.9% 420.51 US$782,521
2026-06-09 2026-06-09
PrS Proposed sale
83,876
165.67
US$2,445,798 		83,876 165.67 US$2,445,798
2021-07-08 2021-07-06
B Purchase
98,479 +40.3%
36.44
US$1,022,742 		98,479 +40.3% 36.44 US$1,022,742