Bruce Kovner

Bruce Kovner is Director & 10% at SYNTA PHARMACEUTICALS CORP (SNTA). They have made 47 open-market trades across 3 companies since 2007, most recently 2021-10-05.

CIK 0001325713

Get an email the next time Bruce Kovner files.Follow for free

40 open-market purchases totalling $99.4M since 2007, against 7 sales. Across 7 scored buys the stock is up 9.4% at ninety days, and 3.7 points ahead of the S&P over the same stretch.

Insider rating

Alpha vs SPY after a buy

7d+4.7%

30d+3.2%

90d+3.7%

7 scored purchases · one row per filing · discretionary only

Also files as

Bruce Kovner CDK Associates, LLC (entity)

Current Position

Ticker	Shares	Value
SBBP	8,060,682	$16.1M
KALA	215,000	$40K
CPXX	564,222	—
SNTA	837,021	—
Total		$16.2M

Shares reported on the most recent Form 4, priced at the 2020-09-21 close. 2 holdings could not be priced and are excluded from the total.

Grade by Ticker

BSBBP

5 trades

Get an email the next time Bruce Kovner files

Free account. One email when the next filing comes in.

Follow Bruce Kovner for free

Buy Track Record

Filings40

	7d	30d	90d
Accuracy	57%	71%	43%
Avg Move	+6.8%	+6.8%	+9.4%
Alpha	+4.7%	+3.2%	+3.7%
Scored	7	7	7

Discretionary filings only. 10b5-1 plan trades, tax withholding and option exercises are excluded, and each column is one row per filing rather than per execution lot.

Sell Track Record

Filings7

No scored decision-sell filings

Decision sells only — a first sale after buying the stock, or a sale by a fund or 10% owner. Ordinary sales by officers and directors show no relationship to what the stock does next, so they are counted but not scored.

Volume by Type

POpen-Market Purchase

Companies

Trade History

47 total

SBBPBUY

$6.6M

2020-09-177d: -5.0%

First-Time BuyerBuying the DipLarge Holdings IncreaseActivist InvestorUnusually Large TradeOpportunistic BuyDeep Dip BuyLargest Purchase Ever

•Increased holdings by 22%
•Largest purchase ever, out of 6
+2 more

SBBPBUY

$197K

2018-12-267d: +10.0%

Buying the DipContrarian BuyMinimal Holdings IncreaseActivist InvestorOpportunistic BuyDeep Dip Buy

•Stock down -33% in previous 6 months

SBBPBUY

$1.3M

2018-12-207d: +15.8%

Buying the DipContrarian BuyActivist InvestorOpportunistic BuyDeep Dip Buy

•Increased holdings by 1%
•Stock down -37% in previous 6 months

SBBPBUY

$3.6M

2018-08-087d: -6.8%

Activist InvestorUnusually Large TradeOpportunistic BuyDeep Dip BuyLargest Purchase Ever

•Increased holdings by 6%
•2nd largest purchase, out of 6
+2 more

SBBPBUY

$2.6M

2018-07-247d: +28.3%

Buying the Dip10% Owner PurchaseTop TradeOpportunistic BuyDeep Dip BuyLargest Purchase Ever

•Increased holdings by 2%
•3rd largest purchase, out of 6
+1 more

SBBPBUY

$276K

2018-07-197d: -2.0%

Buying the DipMinimal Holdings Increase10% Owner PurchaseOpportunistic BuyTop TradeDeep Dip Buy

•Stock down -40% in previous 6 months

KALABUY

$3.2M

2017-07-207d: +7.5%

First-Time Buyer10% Owner PurchaseTop TradeOpportunistic Buy

•2 other insiders also purchased in last 30 days

10% Owner PurchaseOpportunistic BuyUnusually Large TradeTop Trade

SNTABUY

$924K

2014-09-30N/A

10% Owner PurchaseOpportunistic Buy

SNTABUY

$5.0M

2014-04-11N/A

10% Owner PurchaseOpportunistic BuyUnusually Large Trade

SNTABUY

$18.8M

2013-11-13N/A

10% Owner PurchaseUnusually Large TradeTop Trade

SNTABUY

$707K

2013-06-27N/A

10% Owner PurchaseTop Trade

SNTABUY

$2.3M

2013-06-25N/A

10% Owner PurchaseOpportunistic BuyTop Trade

SNTABUY

$1.1M

2013-06-21N/A

10% Owner PurchaseOpportunistic BuyTop Trade

SNTABUY

$800K

2013-06-18N/A

10% Owner PurchaseOpportunistic BuyTop Trade

SNTABUY

$9.3M

2013-06-04N/A

10% Owner PurchaseOpportunistic BuyUnusually Large TradeTop Trade

SNTABUY

$260K

2012-11-12N/A

10% Owner PurchaseOpportunistic Buy

SNTABUY

$5.0M

2012-06-29N/A

Large Holdings Increase10% Owner PurchaseUnusually Large TradeTop Trade

Ticker	Type	Traded	Filed	Price	Value	7d Stock	30d Stock	90d Stock
SBBP	BUY	2020-09-17	2020-09-21	$2.25	$6.6M	-5.0%	-4.1%	+22.7%
SBBP	BUY	2018-12-26	2018-12-28	$3.99	$197K	+10.0%	+9.1%	+20.5%
SBBP	BUY	2018-12-20	2018-12-21	$3.97	$1.3M	+15.8%	+19.6%	+37.0%
SBBP	BUY	2018-08-08	2018-08-09	$4.93	$3.6M	-6.8%	-17.8%	-0.2%
SBBP	BUY	2018-07-24	2018-07-27	$4.83	$2.6M	+28.3%	+18.5%	-1.1%
SBBP	BUY	2018-07-19	2018-07-23	$4.97	$276K	-2.0%	+5.9%	-6.9%
KALA	BUY	2017-07-20	2017-07-20	$15.00	$3.2M	+7.5%	+16.1%	-6.6%
SNTA	SELL	2015-12-04	2015-12-08	$0.37	$570K	N/A	N/A	N/A
SNTA	SELL	2015-12-01	2015-12-03	$0.43	$610K	N/A	N/A	N/A
SNTA	SELL	2015-11-25	2015-11-30	$0.48	$1.5M	N/A	N/A	N/A
SNTA	SELL	2015-11-23	2015-11-24	$0.44	$516K	N/A	N/A	N/A
SNTA	SELL	2015-11-18	2015-11-20	$0.49	$738K	N/A	N/A	N/A
SNTA	SELL	2015-11-13	2015-11-17	$0.42	$519K	N/A	N/A	N/A
SNTA	SELL	2015-11-09	2015-11-12	$0.55	$3.0M	N/A	N/A	N/A
SNTA	BUY	2015-04-06	2015-04-08	$1.75	$12.0M	N/A	N/A	N/A
SNTA	BUY	2014-09-30	2014-10-01	$3.08	$924K	N/A	N/A	N/A
SNTA	BUY	2014-04-11	2014-04-14	$4.01	$5.0M	N/A	N/A	N/A
SNTA	BUY	2013-11-13	2013-11-15	$3.75	$18.8M	N/A	N/A	N/A
SNTA	BUY	2013-06-27	2013-07-01	$4.71	$707K	N/A	N/A	N/A
SNTA	BUY	2013-06-25	2013-06-27	$4.53	$2.3M	N/A	N/A	N/A
SNTA	BUY	2013-06-21	2013-06-25	$4.39	$1.1M	N/A	N/A	N/A
SNTA	BUY	2013-06-18	2013-06-20	$4.00	$800K	N/A	N/A	N/A
SNTA	BUY	2013-06-04	2013-06-06	$4.63	$9.3M	N/A	N/A	N/A
SNTA	BUY	2012-11-12	2012-11-14	$6.91	$260K	N/A	N/A	N/A
SNTA	BUY	2012-06-29	2012-07-02	$5.45	$5.0M	N/A	N/A	N/A

1-25 of 47

1 / 2

Related Insiders

Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.