Jeff Black

Track

Insider profile

Currently holds positions in Alphatec Holdings Inc and BASF Enzymes LLC

Performance

Overall performance
3.6
Performance over holding periods
4.2
30 days 90 days 120 days
Average return 7% 8.2% 15.1%
Success rate 37% 68% 82%
Transactions
9 67% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance
Performance for realised trades
4.4
Average return 214%
Success rate 73%
Average holding period 220
Transactions 28
Ranking by realised performance

Positions

Position Company Period
Chief Financial Officer, Executive Vice President Alphatec Holdings Inc March 6, 2017 -
Chief Financial Officer, Senior Vice President BASF Enzymes LLC March 31, 2011 -
Jeff Black's trades of Exagen 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
2026-02-25 2026-02-24
US Exagen Inc (XGN)
S Sale
3,209 -11.3%
28.28
US$1,866,607 		3,209 -11.3% 28.28 US$1,866,607
2025-09-04 2025-09-02
US Exagen Inc (XGN)
S Sale
28,815 -44.6%
478.10
US$1,094,439 		28,815 -44.6% 478.10 US$1,094,439
2024-11-19 2024-11-15
US Exagen Inc (XGN)
B Purchase
48,801 +33.2%
380.40
US$3,299,147 		48,801 +33.2% 380.40 US$3,299,147
2024-11-12 2024-11-12
PrS Proposed sale
57,971
2.12
US$123,098 		57,971 2.12 US$123,098
2023-05-22 2023-05-19
B Purchase
42,492 +97.7%
2.29
US$97,213 		42,492 +97.7% 2.29 US$97,213
2023-05-22 2023-05-18
B Purchase
43,492 +inf%
2.22
US$96,365 		43,492 +inf% 2.22 US$96,365
2022-03-01 2022-03-01
B Purchase
10,000 +3.9%
6.20
US$62,000 		10,000 +3.9% 6.20 US$62,000
2022-03-01 2022-02-28
B Purchase
15,000 +6.2%
5.66
US$84,900 		15,000 +6.2% 5.66 US$84,900
2022-03-01 2022-02-25
B Purchase
15,000 +6.7%
5.48
US$82,200 		15,000 +6.7% 5.48 US$82,200
2021-03-10 2021-03-09
PlS Planned sale
7,000 -1.1%
16.69
US$116,830 		7,000 -1.1% 16.69 US$116,830
2021-02-18 2021-02-16
PlS Planned sale
25,000 -3.8%
16.28
US$407,000 		25,000 -3.8% 16.28 US$407,000
2020-08-13 2020-08-11
S Sale
5,000 -0.8%
6.42
US$32,100 		5,000 -0.8% 6.42 US$32,100
2020-08-06 2020-08-04
PlS Planned sale
8,929 -1.3%
5.03
US$44,913 		8,929 -1.3% 5.03 US$44,913
2020-03-12 2020-03-10
PlS Planned sale
6,563 -1.3%
5.08
US$33,307 		6,563 -1.3% 5.08 US$33,307