Jonathan S Leff's Net Worth

-$42.7 Thousand

Estimate Recalculated Nov 1, 2024 04:43AM EST

Who is Jonathan S Leff?

Jonathan S Leff does not have any significant net worth to report based on the numbers we have. This is based on reported shares across multiple companies, which include Altus Pharmaceuticals Inc., ZYMOGENETICS INC, Nivalis Therapeutics, Inc., Larimar Therapeutics, Inc., PROTEON THERAPEUTICS INC, AveXis, Inc., SUNESIS PHARMACEUTICALS INC, ALLOS THERAPEUTICS INC, ARS Pharmaceuticals, Inc., Hana Biosciences Inc, NEUROGEN CORP, INSPIRE PHARMACEUTICALS INC, INTERMUNE INC, and BiomX Inc..

SEC CIK

Jonathan S Leff's CIK is 0001215242

Past Insider Trading and Trends

2006 was Jonathan S Leff's most active year for acquiring shares with 12 total transactions. Jonathan S Leff's most active month to acquire stocks was the month of May. 2010 was Jonathan S Leff's most active year for disposing of shares, totalling 11 transactions. Jonathan S Leff's most active month to dispose stocks was the month of September. 2010 saw Jonathan S Leff paying a total of $306,800.00 for 141,037 shares, this is the most they've acquired in one year. In 2012 Jonathan S Leff cashed out on 55,000 shares for a total of $100,100.00, their largest year based on trade value.

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Altus Pharmaceuticals Inc. No price found

Investor

Form Type
Δ Own
Qty.
Price
Size ($)
Own
Filing Date
Type
Is Scheduled
Trade Dates
Form 4
—
0
—
—
0
Jun 12
Form 4
—
0
—
—
0
Jun 27
Form 4
—
0
—
—
0
Feb 2
Form 4
—
0
—
—
0
Nov 15
Form 4
∞
3.59M
—
—
3.59M
Jan 31
Form 3
—
0
—
—
0
No matching records found

ZYMOGENETICS INC No price found

Investor

Form Type
Δ Own
Qty.
Price
Size ($)
Own
Filing Date
Type
Is Scheduled
Trade Dates
Form 4
-100.00%
-9.39M
$9.75
-$91,528,700.25
0
Oct 7 - Oct 12
Form 4
—
0
—
—
0
Jun 17
Form 4
—
0
—
—
0
Jun 10
Form 4
—
0
—
—
0
Jun 18
Form 4
+0.63%
56.72K
$8.62
$488,791.48
9.08M
Mar 7
Form 4
+1.12%
98.25K
$9.33
$917,178.47
8.84M
Mar 5
Form 4
+1.66%
139.54K
$9.62
$1,341,886.98
8.54M
Mar 3
Form 4
+1.24%
103.15K
$10.00
$1,031,846.74
8.4M
Feb 28 - Feb 29
Form 4
+1.81%
146.9K
$9.60
$1,410,943.82
8.27M
Feb 25 - Feb 26
Form 4
+1.24%
96.57K
$9.14
$883,095.74
7.9M
Feb 21
Form 4
+0.98%
73.97K
$11.71
$866,350.58
7.62M
Sep 13
Form 4
+3.10%
223.78K
$11.62
$2,600,779.68
7.45M
Sep 11 - Sep 12
Form 4
—
0
—
—
0
Jun 21
Form 4
—
0
—
—
0
Jun 15
Form 4
—
0
—
—
0
Jun 10
Form 4
—
0
—
—
0
Jun 10
No matching records found

Nivalis Therapeutics, Inc. (ALPN) No price found

Investor

Form Type
Δ Own
Qty.
Price
Size ($)
Own
Filing Date
Type
Is Scheduled
Trade Dates
Form 4
—
0
—
—
0
Sep 11
Form 4
—
0
—
—
0
Jul 16
Form 3
—
0
—
—
0
No matching records found

Larimar Therapeutics, Inc. (LRMR) Snapshot price: $8.05

Investor

Form Type
Δ Own
Qty.
Price
Size ($)
Own
Filing Date
Type
Is Scheduled
Trade Dates
Form 4
—
0
—
—
0
May 29
Form 4
—
0
—
—
0
May 9
Form 4
—
0
—
—
0
May 10
Form 4
—
0
—
—
0
May 12
Form 4
—
0
—
—
0
Sep 29
Form 3
—
0
—
—
0
No matching records found

PROTEON THERAPEUTICS INC (TARA) Snapshot price: $1.9505

Investor

Form Type
Δ Own
Qty.
Price
Size ($)
Own
Filing Date
Type
Is Scheduled
Trade Dates
Form 4
—
0
—
—
0
Jun 8
Form 4
—
0
—
—
0
Aug 2
Form 3
—
0
—
—
0
No matching records found