InsiderEdge™ – Major Holdings Changes – October 30, 2025

Largest Buys

The largest insider buys based on dollar value.

10% Owner at MapLight Therapeutics, Inc. ($MLPT) purchased 5,441,176 shares at $17.00/share ($92.50M total) which increased their listed holdings by 38.17%. This is their 1st largest purchase out of 1 all time – (SEC Source)

10% Owner at ADC Therapeutics SA ($ADCT) purchased 7,692,306 shares at $3.90/share ($30.00M total) which increased their listed holdings by N/A. Is part of a purchase agreement and part of a private placement – (SEC Source)

10% Owner at Neumora Therapeutics, Inc. ($NMRA) purchased 1,915,700 shares at $2.61/share ($5.00M total) which increased their listed holdings by 6.00%. This is their 3rd largest purchase out of 3 all time – (SEC Source)Buying the dip (stock was down -77.83% in the one year before the purchase).

10% Owner at Nuvectis Pharma, Inc. ($NVCT) purchased 154,770 shares at $6.18/share ($957.08K total) which increased their listed holdings by 5.01%. This is their 3rd largest purchase out of 24 all time – (SEC Source)

Director at Iridium Communications Inc. ($IRDM) purchased 30,000 shares at $17.49/share ($524.70K total) which increased their listed holdings by 11.22%. This is their 3rd largest purchase out of 7 all time – (SEC Source)


Largest Sells

The largest insider sells based on dollar value.

10% Owner at DaVita Inc. ($DVA) sold 401,514 shares at $135.36/share ($54.35M total) which decreased their listed holdings by 1.25%. This is their 35th largest sale out of 55 all time – (SEC Source)

Director at Airbnb, Inc. ($ABNB) sold 236,000 shares at $128.47/share ($30.32M total) which decreased their listed holdings by 33.39%. This is their 45th largest sale out of 91 all time. Is part of a 10b5-1 plan – (SEC Source)

Director at T-Mobile US, Inc. ($TMUS) sold 117,933 shares at $220.72/share ($26.03M total) which decreased their listed holdings by 0.02%. This is their 87th largest sale out of 89 all time. Is part of a 10b5-1 plan – (SEC Source)

President and CEO at NVIDIA Corp ($NVDA) sold 125,000 shares at $188.47/share ($23.56M total) which decreased their listed holdings by 0.01%. This is their 64th largest sale out of 110 all time. Is part of a 10b5-1 plan – (SEC Source)

Chairman and CEO at Capital One Financial Corp ($COF) sold 103,486 shares at $225.68/share ($23.35M total) which decreased their listed holdings by 2.46%. This is their 8th largest sale out of 47 all time. Is part of a 10b5-1 plan – (SEC Source)

EVP, CTO and Products Officer at Micron Technology Inc. ($MU) sold 82,000 shares at $222.81/share ($18.27M total) which decreased their listed holdings by 34.72%. This is their 1st largest sale out of 56 all time. 2 insiders have made 2 total sales at this company in the last 30 days. Is part of a 10b5-1 plan. Selling the rip (stock was up 43.25% in the month before the sale). (SEC Source)

Director at QuantumScape Corp ($QS) sold 1,000,000 shares at $15.49/share ($15.49M total) which decreased their listed holdings by 10.26%. This is their 1st largest sale out of 17 all time. 5 insiders have made 5 total sales at this company in the last 30 days. Selling the rip (stock was up 30.26% in the month before the sale). (SEC Source)

Director at Sionna Therapeutics, Inc. ($SION) sold 373,610 shares at $39.51/share ($14.76M total) which decreased their listed holdings by 3.58%. This is their 6th largest sale out of 26 all time. Selling the rip (stock was up 35.83% in the month before the sale). (SEC Source)

President at Medpace Holdings, Inc. ($MEDP) sold 23,028 shares at $602.00/share ($13.86M total) which decreased their listed holdings by 38.68%. This is their 2nd largest sale out of 14 all time. 3 insiders have made 3 total sales at this company in the last 30 days – (SEC Source)

CEO at Equifax Inc. ($EFX) sold 49,345 shares at $231.11/share ($11.40M total) which decreased their listed holdings by 17.99%. Is part of a 10b5-1 plan, Employee Stock Purchase Plan, and dividend reinvestment – (SEC Source)


Largest Unusual Sales

The largest unscheduled insider sales (excluding 10% owners and routine 10b5-1 plan activity).

Director at QuantumScape Corp ($QS) sold 1,000,000 shares at $15.49/share ($15.49M total) which decreased their listed holdings by 10.26%. This is their 1st largest sale out of 17 all time. 5 insiders have made 5 total sales at this company in the last 30 days. Selling the rip (stock was up 30.26% in the month before the sale). (SEC Source)

President at Medpace Holdings, Inc. ($MEDP) sold 23,028 shares at $602.00/share ($13.86M total) which decreased their listed holdings by 38.68%. This is their 2nd largest sale out of 14 all time. 3 insiders have made 3 total sales at this company in the last 30 days – (SEC Source)

General Counsel & Corp. Secy. at Medpace Holdings, Inc. ($MEDP) sold 15,230 shares at $598.85/share ($9.12M total) which decreased their listed holdings by 53.30%. This is their 1st largest sale out of 11 all time. 3 insiders have made 3 total sales at this company in the last 30 days – (SEC Source)

Vice Chairman, Chubb Group at Chubb Ltd ($CB) sold 23,698 shares at $281.00/share ($6.66M total) which decreased their listed holdings by 11.67%. This is their 2nd largest sale out of 26 all time – (SEC Source)

Director at QuantumScape Corp ($QS) sold 400,000 shares at $15.75/share ($6.30M total) which decreased their listed holdings by 21.62%. This is their 2nd largest sale out of 17 all time. 5 insiders have made 5 total sales at this company in the last 30 days. Selling the rip (stock was up 30.26% in the month before the sale). (SEC Source)

Director at PennyMac Financial Services, Inc. ($PFSI) sold 27,771 shares at $131.55/share ($3.65M total) which decreased their listed holdings by 12.40%. This is their 1st largest sale out of 105 all time. 2 insiders have made 2 total sales at this company in the last 30 days. Selling the rip (stock was up 41.08% in the three months before the sale). (SEC Source)

Chief Financial Officer at PennyMac Financial Services, Inc. ($PFSI) sold 26,011 shares at $131.36/share ($3.42M total) which decreased their listed holdings by 6.20%. This is their 1st largest sale out of 28 all time. 2 insiders have made 2 total sales at this company in the last 30 days. Selling the rip (stock was up 41.08% in the three months before the sale).(SEC Source)

Chief Development Officer at QuantumScape Corp ($QS) sold 220,000 shares at $15.09/share ($3.32M total) which decreased their listed holdings by 13.41%. This is their 6th largest sale out of 40 all time. 5 insiders have made 5 total sales at this company in the last 30 days. Selling the rip (stock was up 30.26% in the month before the sale). (SEC Source)

EVP & President, Personal Insurance at Travelers Companies, Inc. ($TRV) sold 8,572 shares at $270.73/share ($2.32M total) which decreased their listed holdings by 11.57%. This is their 10th largest sale out of 27 all time – (SEC Source)

Chief Executive Officer at QuantumScape Corp ($QS) sold 120,000 shares at $16.94/share ($2.03M total) which decreased their listed holdings by 2.60%. This is their 3rd largest sale out of 8 all time. 5 insiders have made 5 total sales at this company in the last 30 days. Selling the rip (stock was up 30.26% in the month before the sale). (SEC Source)

Exec. VP, Operations at Medpace Holdings, Inc. ($MEDP) sold 2,000 shares at $605.01/share ($1.21M total) which decreased their listed holdings by 2.96%. This is their 7th largest sale out of 11 all time. 3 insiders have made 3 total sales at this company in the last 30 days – (SEC Source)

EVP and President, Intermodal at J.B. Hunt Transport Services Inc. ($JBHT) sold 6,500 shares at $169.00/share ($1.10M total) which decreased their listed holdings by 24.76%. This is their 2nd largest sale out of 17 all time – (SEC Source)

Corp. VP – Engineering, Power Systems at Vicor Corp ($VICR) sold 12,000 shares at $89.61/share ($1.08M total) which decreased their listed holdings by 43.59%. This is their 1st largest sale out of 8 all time. 3 insiders have made 3 total sales at this company in the last 30 days. Is part of an Employee Stock Purchase Plan – (SEC Source)

Director at Interactive Brokers Group, Inc. ($IBKR) sold 14,355 shares at $69.45/share ($997.00K total) which decreased their listed holdings by 6.42%. This is their 2nd largest sale out of 2 all time – (SEC Source)

Chairman, President and CEO at RTX Corp ($RTX) sold 4,813 shares at $178.32/share ($858.28K total) which decreased their listed holdings by 5.31%. This is their 2nd largest sale out of 6 all time – (SEC Source)

Chief Legal Officer at QuantumScape Corp ($QS) sold 46,264 shares at $15.26/share ($706.04K total) which decreased their listed holdings by 3.09%. This is their 13th largest sale out of 51 all time. 5 insiders have made 5 total sales at this company in the last 30 days. Selling the rip (stock was up 30.26% in the month before the sale). (SEC Source)

Chief Financial Officer at Agilysys Inc. ($AGYS) sold 6,000 shares at $115.55/share ($693.30K total) which decreased their listed holdings by 12.69%. This is their 2nd largest sale out of 3 all time – (SEC Source)

President, SBC at Byline Bancorp, Inc. ($BY) sold 23,400 shares at $26.89/share ($629.15K total) which decreased their listed holdings by 37.57%. This is their 1st largest sale out of 2 all time – (SEC Source)


Largest Purchases by Percent Change

The largest buys based on how much the insider increased their holdings.

Chief Financial Officer at Eastern Bankshares, Inc. ($EBC) purchased 20,000 shares at $16.98/share ($339.60K total) which increased their listed holdings by 71.37%. This is their 1st largest purchase out of 4 all time – (SEC Source)

10% Owner at MapLight Therapeutics, Inc. ($MLPT) purchased 5,441,176 shares at $17.00/share ($92.50M total) which increased their listed holdings by 38.17%. This is their 1st largest purchase out of 1 all time – (SEC Source)

Chief Financial Officer at Origin Bancorp, Inc. ($OBK) purchased 4,500 shares at $34.88/share ($156.94K total) which increased their listed holdings by 34.29%. This is their 1st largest purchase out of 3 all time. 9 insiders have made 9 total purchases at this company in the last 30 days – (SEC Source)

Director at Millrose Properties, Inc. ($MRP) purchased 7,500 shares at $32.52/share ($243.86K total) which increased their listed holdings by 32.38%. This is their 3rd largest purchase out of 5 all time – (SEC Source)


Largest Sales by Percent Change

The largest insider sells based on how much the insider decreased their holdings.

VP & Chief Medical Officer at Intuitive Surgical Inc. ($ISRG) sold 7,687 shares at $548.34/share ($4.22M total) which decreased their listed holdings by 72.72%. This is their 4th largest sale out of 58 all time. Is part of a 10b5-1 plan. Selling the rip (stock was up 22.83% in the month before the sale). (SEC Source)

General Counsel & Corp. Secy. at Medpace Holdings, Inc. ($MEDP) sold 15,230 shares at $598.85/share ($9.12M total) which decreased their listed holdings by 53.30%. This is their 1st largest sale out of 11 all time. 3 insiders have made 3 total sales at this company in the last 30 days – (SEC Source)

Chief Technology Officer at Robinhood Markets, Inc. ($HOOD) sold 5,864 shares at $146.91/share ($861.46K total) which decreased their listed holdings by 49.06%. This is their 2nd largest sale out of 15 all time. Is part of a 10b5-1 plan – (SEC Source)

Corp. VP-Eng., Pwr Syst. at Vicor Corp ($VICR) sold 12,000 shares at $89.61/share ($1.08M total) which decreased their listed holdings by 43.59%. This is their 1st largest sale out of 8 all time. 3 insiders have made 3 total sales at this company in the last 30 days. Is part of an Employee Stock Purchase Plan – (SEC Source)

President at Medpace Holdings, Inc. ($MEDP) sold 23,028 shares at $602.00/share ($13.86M total) which decreased their listed holdings by 38.68%. This is their 2nd largest sale out of 14 all time. 3 insiders have made 3 total sales at this company in the last 30 days – (SEC Source)

President, SBC at Byline Bancorp, Inc. ($BY) sold 23,400 shares at $26.89/share ($629.15K total) which decreased their listed holdings by 37.57%. This is their 1st largest sale out of 2 all time – (SEC Source)

EVP, CTO and Products Officer at Micron Technology Inc. ($MU) sold 82,000 shares at $222.81/share ($18.27M total) which decreased their listed holdings by 34.72%. This is their 1st largest sale out of 56 all time. 2 insiders have made 2 total sales at this company in the last 30 days. Is part of a 10b5-1 plan. Selling the rip (stock was up 43.25% in the month before the sale). (SEC Source)

President and CEO at UWM Holdings Corp ($UWMC) sold 1,192,712 shares at $5.76/share ($6.87M total) which decreased their listed holdings by 34.36%. This is their 14th largest sale out of 40 all time. Is part of a 10b5-1 plan – (SEC Source)

Director at Airbnb, Inc. ($ABNB) sold 236,000 shares at $128.47/share ($30.32M total) which decreased their listed holdings by 33.39%. This is their 45th largest sale out of 91 all time. Is part of a 10b5-1 plan – (SEC Source)

Director at Vicor Corp ($VICR) sold 3,720 shares at $89.58/share ($333.24K total) which decreased their listed holdings by 32.33%. This is their 1st largest sale out of 1 all time. 3 insiders have made 3 total sales at this company in the last 30 days – (SEC Source)_)


Disclaimer: The content provided by InsiderEdge™ is for informational purposes only and does not constitute investment advice, an offer to sell, or a solicitation of an offer to buy any securities. The historical performance noted in this post is not is not indicative of future results. Investing involves risk, including the potential loss of principal. Use the platform at your own risk and consult a financial advisor before making any investment decisions. In partnership with Yellowbrick Investing Inc.

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