The big story today is the sheer number of CEOs putting their own money on the line to buy the dip.

📌 Taboola $TBLA: Founder and CEO Adam Singolda bought another 123,771 shares.

📌 Wolverine World Wide $WWW: CEO Christopher Hufnagle stepped in with $295,400.

📌 Kratos Defense $KTOS: CEO Eric M. DeMarco filed a Form 4 revealing an acquisition of 9,500 shares.

📌 Talkspace $TALK: CEO Jon R. Cohen backs his own company with a $214,000 share purchase.

📌 Geron Corp $GERN: CEO John A. Scarlet reported a $206,213 purchase.

📌 Federal Signal $FSS: CEO Jennifer L. Sherman doubles down on industrial growth with a $102,900 buy.

📌 Selective Insurance $SIGI: CEO John J. Marchioni bought 1,180 shares for $102,000.

Here’s The Hot Corner, with data from March 3, 2025:

...

Today's standout moves come from key executives making significant purchases in their own companies.

📌 Taboola $TBLA: Founder and CEO Adam Singolda invested $657,545, a strong statement from someone who built the company from the ground up. 

As the leader behind Taboola’s aggressive expansion in the digital advertising space, Singolda’s purchase suggests he sees upside ahead.

Here’s The Hot Corner, with data from February 28, 2025:

Click the table to enlarge it.

📌 CRISPR Therapeutics $CRSP: Director John Greene bought 7,000 shares. 

Greene is the former CFO of Bioverativ and played a key role in its $11.6 billion acquisition by Sanofi. His experience in high-stakes biotech M&A makes his buy worth noting.

📌 International Business Machines $IBM: Director David Farr, who previously served as the longtime CEO of Emerson...

The most significant insight from today’s list is the sheer number of CEOs buying their own stock.

📌 Akamai Technologies $AKAM: CEO Frank Thomson Leighton purchased $3 million worth of stock.

📌 Skyworks Solutions $SWKS: CEO and President Liam Griffin bought 10,000 shares.

📌 Arcus Biosciences $RCUS: CEO Terry J. Rosen stepped in with $402,000.

📌 Alliance Entertainment $AENT: The CEO and the Executive Chairman purchased $269,000.

When these top executives, who know the business better than anyone, start putting their own money on the line, it’s worth paying attention.

Here’s The Hot Corner, with data from February 27, 2025:

Click the table to enlarge it.

The CFOs of Selective Insurance Group $SIGI and Grocery Outlet Holding Corp $GO didn’t stay on the sidelines—they stepped up and put their...

The biggest insider move today came from Amkor Technology $AMKR, where  director Susan Kim filed a Form 4 revealing a massive $19 million buy.

When an executive puts this kind of money on the line, it’s worth noting—this isn’t just a routine purchase, it’s a strong statement of confidence in the company’s future.

Meanwhile, Pinetree Capital Ltd filed a Form 4 stepping in with a $2.45 million purchase of TruBridge $TBRG.

Here’s The Hot Corner, with data from February 26, 2025:

Click the table to enlarge it.

Over in oil and gas, Horizon Kinetics Asset Management LLC grabbed $350,000 worth of Texas Pacific Land Corp $TPL.

Lastly, Pertento Partners LLP took a 5% stake in Netgear $NTGR via a 13G filing, signaling a strategic position in communication equipment.

Thanks to everyone who joined us for today's Hot Corner Insider Weekly Strategy Session.

The most notable insider activity today came from MSCI Inc $MSCI, where the Chairman and CEO Henry Fernandez stepped in with a massive $4,913,698 buy.

The CFO and a director of Wolverine World Wide $WWW just filed two Form 4s, revealing a combined $1 million of insider purchases.

When the CFO steps in, it’s especially notable. After all, CFOs have the clearest insight into company financials, growth prospects, and internal forecasts. If they’re buying, it’s worth paying attention.

Here’s The Hot Corner, with data from February 25, 2025:

Click the table to enlarge it.

Millennium Management LLC disclosed a 5.10% stake in TransAlta Corp $TAC via a 13G filing.

And President and CEO James Grech bought 6,684 shares  of Peabody Energy $BTU for a total purchase price of $104,010.

The most significant insider activity on today’s list comes from Vimeo $VMEO, where the CEO, the CFO, the Chief Product & Technology Officer, and a Director stepped in with a collective $353,000 buy.

It's rare to see four executives step in at the same time, but when it happens in clusters, it signals a strong bet from the top leadership.

Then the President & CEO of Sonoco Products $SON made a bold move, purchasing $929,500 worth of stock. When the CEO makes a buy worth nearly $1 million, it’s worth paying attention.

Here’s The Hot Corner, with data from February 24, 2025:

Over in biotech, Decheng Capital Global Life Sciences Fund took an 18.30% stake in Aardvark Therapeutics $AARD.

And in software, the CEO of Mitek Systems $MITK just purchased $506,000 in stock.

The most significant insider activity on today’s list comes from Perceptive Advisors LLC, which just filed a Form 4 revealing a $20 million buy in Solid Biosciences $SLDB.

Here’s The Hot Corner, with data from February 21, 2025:

Click the table to enlarge it.

Bristol-Myers Squibb $BMY CEO Chris Boerner stepped up to purchase $110,000 worth of stock.

It’s always important to watch CEO buys, as a chief executive knows their company better than anyone.

And, finally, over in Washington, Rep. Rick Allen of Georgia reported a $15.000 to $50,000 purchase of AutoZone $AZO.

Senator Ashley Moody of Florida made even bigger moves, disclosing purchases of:

• $50,000 to $100,000 in Micron Technology $MU;

• $100,000 to $250,000 in Applied Materials $AMAT; and 

• ...

Arcus Biosciences $RCUS is ripping higher this morning, up around 8%, after Gilead Sciences just dropped nearly $15 million on the stock.

With today’s buy, Gilead seems to be doubling down on its bet on RCUS. Whether it’s a vote of confidence in Arcus or a sign of something bigger brewing, we’re paying attention to.

Here’s The Hot Corner, with data from February 20, 2025:

GAMCO Investors increased its stake in SuRo Capital Corp $SSSS from 0.90% to 5.30%, signaling growing confidence in the small-cap asset management firm.

Over in regional banks, Bank Leumi Le Israel picked up $9.35 million worth of Valley National Bancorp $VLY.

Meanwhile, Singapore’s sovereign wealth fund GIC Private Ltd boosted its position in BBB Foods $TBBB, taking its stake from 1.10% to 5.14%.

First up, Apeiron Investment Group just made a massive bet on ATAI Life Sciences $ATAI, picking up more than $22 million in stock.

The stock is up roughly 5% this morning.

Next, Carl Icahn has disclosed a 9.52% stake in JetBlue Airways $JBLU through a 13D filing.

Icahn isn’t just any investor. He’s one of the most legendary activist investors of all time.

Carl Icahn's track record speaks for itself, with high rewards from investments in companies like Apple $AAPL, Netflix $NFLX, and CVR Energy $CVI in the past.

So if history repeats itself, this 13D filing could mark the start of a major turnaround story for JBLU.

Here’s The Hot Corner, with data from February 19, 2025:

Adage Capital just bought nearly $2 million in Solid Biosciences Inc $SLDB.

And, finally, Bruker Corp’s $BRKR president and CEO...

Thanks to everyone who joined us for today's Hot Corner Insider Weekly Strategy Session.

Today's insider action starts with a bold move at J.B. Hunt $JBHT, where director James Robo disclosed a purchase of nearly $10 million.

RA Capital Management reported an original 13D showing a 23.7% stake in Sionna Therapeutics $SION. 

The biotech-focused hedge fund has a strong track record in early-stage investments, making this one to watch.

Among its largest holdings are Ascendis Pharma $ASND, Vaxcyte $PCVX, and Janux Therapeutics $JANX.

Here’s The Hot Corner, with data from February 18, 2025:

Meanwhile, Pinetree Capital Ltd just filed a Form 4 for TruBridge $TBRG, totaling more than $3 million.

Last but not least, Farallon Capital Partners made moves in both Aramark $ARMK and New York Times $NYT, raising its ownership to above 5% in each.