Skates Spenser

Track

Insider profile

Performance

Overall performance
1.6
Performance over holding periods
1.6
30 days 90 days 120 days
Average return -44% 8.2% 15.1%
Success rate 0% 68% 82%
Transactions
1 0% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance
Skates Spenser's trades of Amplitude, 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
Transaction date
Planned sale
Price
417.79
Quantity 74,099 -16.2%
Value US$139,322
Transaction date
Proposed sale
Price
149.34
Quantity 74,798
Value US$2,899,893
Transaction date
Planned sale
Price
267.63
Quantity 61,249 +15.6%
Value US$3,664,422
Transaction date
Proposed sale
Price
11.61
Quantity 75,000
Value US$870,750
Transaction date
Planned sale
Price
12.01
Quantity 42,743 -100.0%
Value US$513,433
Transaction date
Planned sale
Price
10.99
Quantity 400,000 -100.0%
Value US$4,395,320
Transaction date
Proposed sale
Price
10.73
Quantity 400,000
Value US$4,292,000
Transaction date
Sale
Price
54.23
Quantity 25,000 -100.0%
Value US$1,355,700
Notification date Transaction date Company B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2026-09-14 2026-09-10
PlS Planned sale
74,099 -16.2%
417.79
US$139,322 		74,099 -16.2% 417.79 US$139,322
2026-09-10 2026-09-10
PrS Proposed sale
74,798
149.34
US$2,899,893 		74,798 149.34 US$2,899,893
2025-12-30 2025-12-26
PlS Planned sale
61,249 +15.6%
267.63
US$3,664,422 		61,249 +15.6% 267.63 US$3,664,422
2025-12-29 2025-12-24
PrS Proposed sale
75,000
11.61
US$870,750 		75,000 11.61 US$870,750
2025-12-29 2025-12-24
PlS Planned sale
42,743 -100.0%
12.01
US$513,433 		42,743 -100.0% 12.01 US$513,433
2025-11-13 2025-11-11
PlS Planned sale
400,000 -100.0%
10.99
US$4,395,320 		400,000 -100.0% 10.99 US$4,395,320
2025-11-12 2025-11-11
PrS Proposed sale
400,000
10.73
US$4,292,000 		400,000 10.73 US$4,292,000
2021-10-05 2021-10-01
S Sale
25,000 -100.0%
54.23
US$1,355,700 		25,000 -100.0% 54.23 US$1,355,700