David B Singer's Net Worth

$28.3 Million

Estimate Recalculated Nov 7, 2024 11:40AM EST

Who is David B Singer?

David B Singer has an estimated net worth of $28.3 Million. This is based on reported shares across multiple companies, which include CASTLIGHT HEALTH, INC., PACIFIC BIOSCIENCES OF CALIFORNIA INC, Seer, Inc., CORCEPT THERAPEUTICS INC, 1Life Healthcare Inc, AFFYMETRIX INC, and GENOME THERAPEUTICS CORP.

SEC CIK

David B Singer's CIK is 0001240366

Past Insider Trading and Trends

2004 was David B Singer's most active year for acquiring shares with 42 total transactions. David B Singer's most active month to acquire stocks was the month of May. 2004 was David B Singer's most active year for disposing of shares, totalling 69 transactions. David B Singer's most active month to dispose stocks was the month of April. 2005 saw David B Singer paying a total of $413,310.68 for 298,744 shares, this is the most they've acquired in one year. In 2004 David B Singer cashed out on 159,927 shares for a total of $1,474,292.61, their largest year based on trade value.

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CASTLIGHT HEALTH, INC. No price found

Investor

Form Type
Δ Own
Qty.
Price
Size ($)
Own
Filing Date
Type
Is Scheduled
Trade Dates
Form 4
-100.00%
-405.18K
—
—
0
Feb 17
Form 4
+21.14%
70.71K
—
—
405.18K
Jun 10
Form 4
+117.43%
180.65K
—
—
334.48K
Jun 3
Form 4
+40.27%
44.16K
—
—
153.83K
Jun 5
Form 4
+41.53%
32.18K
—
—
109.67K
Jun 20
Form 4
+77.11%
33.73K
—
—
77.48K
Jun 22
Form 4
+250.00%
31.25K
—
—
43.75K
Jun 22
Form 4
∞
12.5K
—
—
12.5K
Jun 17
Form 3
—
0
—
—
0
No matching records found

PACIFIC BIOSCIENCES OF CALIFORNIA INC (PACB) Snapshot price: $1.58

Investor

Form Type
Δ Own
Qty.
Price
Size ($)
Own
Filing Date
Type
Is Scheduled
Trade Dates
Form 3
—
0
—
—
0
No matching records found

Seer, Inc. (SEER) Snapshot price: $1.63

Investor

Form Type
Δ Own
Qty.
Price
Size ($)
Own
Filing Date
Type
Is Scheduled
Trade Dates
Form 4
—
0
—
—
0
Jun 17
Form 4
—
0
—
—
0
Dec 3
Form 4
∞
5.33M
—
—
5.33M
Dec 8
Form 3
—
0
—
—
0
No matching records found

CORCEPT THERAPEUTICS INC (CORT) Snapshot price: $34.38

Investor

Form Type
Δ Own
Qty.
Price
Size ($)
Own
Filing Date
Type
Is Scheduled
Trade Dates
Form 4
-6.41%
-50.15K
$6.40
—
731.67K
Dec 22 - Dec 31
Form 4
+10.11%
71.82K
—
—
781.82K
Apr 19
Form 3
—
0
—
—
0
No matching records found

1Life Healthcare Inc No price found

Investor

Form Type
Δ Own
Qty.
Price
Size ($)
Own
Filing Date
Type
Is Scheduled
Trade Dates
Form 4
∞
264
—
—
264
Jul 15
Form 4
—
0
—
—
0
Apr 15
Form 4
—
0
—
—
0
Jan 15
Form 4
—
0
—
—
0
Oct 15
Form 4
—
0
—
—
0
Jul 15
Form 4
—
0
—
—
0
May 14
Form 3
—
0
—
—
0
No matching records found