Insider Joshua Michael Green Buys $1.25M in Diameter Dynamic Credit Fund

SEC Form 4 filing document showing an insider stock purchase transaction

A newly filed Form 4 with the Securities and Exchange Commission shows that Joshua Michael Green, an insider at Diameter Dynamic Credit Fund, purchased 124,502 shares of the fund on the open market on July 29, 2026. The transaction was executed at a price of $10.04 per share, for a total outlay of $1,250,000.00. Unlike … Read more

IONS Insider Cluster Buy: Director Hayden Adds $258K Stake

Stock chart and SEC Form 4 filing document representing an Ionis Pharmaceuticals insider stock purchase

A fresh Form 4 filing shows Ionis Pharmaceuticals Inc (NASDAQ: IONS) director Michael R. Hayden purchased 5,000 shares of the company on the open market on July 31, 2026, paying $51.60 per share for a total outlay of $258,000. Following the purchase, Hayden’s stake stood at 24,000 shares, held indirectly through a trust or similar … Read more

BBASX Insider Buys $897K More, Caps $1.55M Cluster Buy

Chart showing insider stock purchase pattern for AMG BBH Asset-Backed Credit Fund (BBASX)

AMG New York Holdings Corp., an insider at AMG BBH Asset-Backed Credit Fund, LLC (BBASX), disclosed another open-market purchase of shares in a Form 4 filing, adding to a short but notable run of insider buying in the fund. On July 29, 2026, the insider bought 81,860 shares at $10.96 apiece, for a total outlay … Read more

RA Capital’s ARTV Buying Streak Grows to $3.45M in 6 Buys

Chart showing RA Capital Management's six open-market share purchases in Artiva Biotherapeutics (ARTV) between July 21 and July 31, 2026

RA Capital Management, L.P. added another purchase to its growing tally of insider buys in Artiva Biotherapeutics, Inc. (ARTV), according to a Form 4 filed with the SEC. On July 31, 2026, the investment firm bought 24,944 shares of the clinical-stage biotech at $9.93 apiece, a transaction worth $247,693.92. The purchase was made on the … Read more

TPG GP A Buys $50M of TPG Twin Brook Capital Income Fund Shares

SEC Form 4 filing document showing an insider stock purchase by TPG GP A, LLC in TPG Twin Brook Capital Income Fund

A fresh Form 4 filing shows TPG GP A, LLC, a 10%+ owner of TPG Twin Brook Capital Income Fund, stepped into the open market on July 29, 2026, to purchase 1,984,182 shares at $25.20 apiece. The trade totaled just shy of $50 million — $49,999,999.99 to be exact — making it one of the … Read more

CATLU Insider Buy: Catalyst Sponsor LLC Purchases $2.7M in Shares

SEC Form 4 filing document showing an insider stock purchase disclosure for Catalyst Acquisition Corp

A new Form 4 filing shows Catalyst Sponsor LLC, the 10%+ owner of Catalyst Acquisition Corp. (CATLU), purchased 270,000 shares on the open market on July 29, 2026. The trade was made at $10.00 per share for a total outlay of $2,700,000.00, funded with the insider’s own capital rather than through options, grants, or other … Read more

ACI Insider Buying: Albertsons CEO Morris Buys $232K, Part of $450K Cluster

SEC Form 4 filing document showing Albertsons CEO Susan Morris stock purchase details

Albertsons Companies, Inc. (NYSE: ACI) is showing up on our radar this week after Chief Executive Officer and Director Susan Morris made an open-market purchase of company stock, according to a Form 4 filing with the SEC. On July 28, 2026, Morris bought 20,277 shares at $11.46 apiece, a transaction valued at $232,273.04. Following the … Read more

MLPT Insider Catalyst4 Buys $13M as Cluster Buy Tops $15.3M

Chart and document icons representing SEC Form 4 insider stock purchase filing for MapLight Therapeutics (MLPT)

MapLight Therapeutics, Inc. (MLPT) is drawing attention this week after a fresh Form 4 filing showed insider entity Catalyst4, Inc. purchasing 1,000,000 shares of the company on the open market on July 30, 2026. The purchase price came to $13.00 per share, for a total outlay of $13,000,000.00 — money spent directly by the insider, … Read more

VEP Group Buys $6.2M in Vista Credit Strategic Lending Shares

SEC Form 4 filing document showing an insider stock purchase transaction

A new Form 4 filing shows VEP Group, LLC, listed as an insider of Vista Credit Strategic Lending Corp., purchased 325,656 shares in the open market on July 29, 2026. The trade was executed at $19.13 per share, for a total outlay of $6,229,806.78 — money the insider put up directly rather than receiving the … Read more

Abu Dhabi Investment Authority Buys $22.9M of Overland Advantage

Illustration of SEC Form 4 insider trading disclosure showing a stock purchase transaction

A fresh Form 4 filing shows Abu Dhabi Investment Authority stepping into the open market to buy a substantial stake in Overland Advantage. If you’ve been asking was there insider trading this week worth paying attention to, this filing is a notable one simply because of its size and the buyer involved. According to the … Read more

51Talk CEO’s Buying Spree Hits $31.8M After Latest COE Purchase

Chart showing 51Talk (COE) stock price with insider buying activity markers from CEO Jiajia Huang

51Talk Online Education Group (NYSE: COE) has another insider purchase on the books, and it extends what is quickly becoming one of the more notable buying streaks tracked on this site. On July 27, 2026, CEO, Director, and 10%+ owner Huang Jack Jiajia bought 451,320 shares of COE on the open market at $16.97 per … Read more

NMM Insider Frangou Buys More Shares in $846M Buying Streak

Chart showing Navios Maritime Partners insider stock purchases clustering between July 23 and July 30, 2026

Angeliki Frangou, an insider at Navios Maritime Partners L.P. (NMM) listed in filings under ‘See Remarks,’ picked up another 1,068 shares of the shipping partnership on July 30, 2026. The purchase, made on the open market at $78.37 per share, came to $83,699.69 out of her own pocket. Following the transaction, Frangou’s indirectly held stake … Read more