Blackford Quentin S.

Average Profitability
<0.0001%
Insider Buys Quantity
4
Insider Buys Sum
$1.69M
Insider Sells Quantity
20
Insider Sells Sum
$43.27M

Insider Activity of Blackford Quentin S.

According to the SEC Form 4 filings, Blackford Quentin S., being in a position of

  1. director at Alphatec Holdings, Inc.,
    оver the last 12 months, has bought 20000 shares for $256,600, and sold 0 shares,
    over all time since 2024-03-07, has bought 20000 shares for $256,600, and sold 0 shares.

The largest purchase of all time was on 2023-06-06 and amounted to 9755 shares of iRhythm Technologies, Inc. for $997,644.

The largest sale of all time was on 2021-09-09 and amounted to 9462 shares of DexCom, Inc. for $5.18M.

Biography of Blackford Quentin S.

No biography is available at this moment.

2024-11-04SaleiRhythm Technologies, Inc.
IRTC
President and CEO
16,145
0.0492%
$77.41$1.25M+7.03%
2024-03-07PurchaseAlphatec Holdings, Inc.
ATEC
director
20,000
0.0145%
$12.83$256,600-20.96%
2024-03-04SaleiRhythm Technologies, Inc.
IRTC
President and CEO
4,221
0.0139%
$111.14$469,122-16.04%
2024-02-29SaleiRhythm Technologies, Inc.
IRTC
President and CEO
24,701
0.0814%
$121.96$3.01M-22.04%
2023-06-06PurchaseiRhythm Technologies, Inc.
IRTC
President and CEO
9,755
0.032%
$102.27$997,644-0.53%
2022-11-02SaleiRhythm Technologies, Inc.
IRTC
President and CEO
12,699
0.0429%
$122.40$1.55M-14.29%
2021-09-10SaleDexCom, Inc.
DXCM
Chief Operating Officer
1,519
0.0016%
$558.33$848,103-22.31%
2021-09-09SaleDexCom, Inc.
DXCM
Chief Operating Officer
9,462
0.0097%
$547.32$5.18M-22.49%
2021-09-08SaleDexCom, Inc.
DXCM
Chief Operating Officer
7,681
0.0079%
$545.87$4.19M-21.86%
2021-05-28SaleDexCom, Inc.
DXCM
Chief Operating Officer
7,223
0.0076%
$375.00$2.71M+32.74%
2021-03-10SaleDexCom, Inc.
DXCM
Chief Operating Officer & CFO
6,509
0.0069%
$362.22$2.36M+25.57%
2020-09-10SaleDexCom, Inc.
DXCM
Chief Operating Officer & CFO
12,193
0.0131%
$400.59$4.88M-0.73%
2020-09-09SaleDexCom, Inc.
DXCM
Chief Operating Officer & CFO
12,886
0.0133%
$398.30$5.13M-3.62%
2020-03-12SaleDexCom, Inc.
DXCM
Chief Operating Officer & CFO
6,353
0.0065%
$233.55$1.48M+54.6%
2020-03-11SaleDexCom, Inc.
DXCM
Chief Operating Officer & CFO
6,208
0.0071%
$264.78$1.64M+51.67%
2020-03-09SaleDexCom, Inc.
DXCM
Chief Operating Officer & CFO
891
0.001%
$261.00$232,551+43.64%
2019-09-10SaleDexCom, Inc.
DXCM
EVP Chief Financial Officer
10,320
0.011%
$141.25$1.46M+83.5%
2019-09-09SaleDexCom, Inc.
DXCM
EVP Chief Financial Officer
11,686
0.0132%
$149.86$1.75M+83.24%
2019-08-12PurchaseAxoGen, Inc.
AXGN
director
28,340
0.0695%
$14.10$399,594-17.04%
2019-08-09PurchaseAxoGen, Inc.
AXGN
director
2,730
0.0068%
$13.10$35,751-8.74%
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